From a50689764adaf9846b1fcb503bde4c9544d30698 Mon Sep 17 00:00:00 2001
From: gecko_reverse <gecko_reverse@users.sf.net>
Date: Tue, 1 Apr 2008 04:59:52 +0000
Subject: [PATCH] Cocoa Port: updated documentation, video output view moved
 into it's own file, input class added, fixed window resizing bugs, ROM Info
 interface updated and icon preview added, much improved about window,
 emulation moved to separate threadd, xcode project file added (compile from
 xcode or codeblocks)

---
 desmume/ChangeLog                             |    5 +-
 desmume/README.MAC                            |   41 +-
 desmume/README.TRANSLATION                    |   14 +-
 desmume/src/cocoa/DeSmuME.cbp                 |   31 +-
 .../cocoa/DeSmuME.xcodeproj/project.pbxproj   |  514 ++++
 desmume/src/cocoa/English.strings             |  Bin 5382 -> 6390 bytes
 desmume/src/cocoa/Japanese.strings            |  Bin 4856 -> 5750 bytes
 desmume/src/cocoa/about.m                     |  373 +++
 desmume/src/cocoa/cocoa_util.m                |    1 +
 desmume/src/cocoa/globals.h                   |  130 +-
 desmume/src/cocoa/input.h                     |   46 +
 desmume/src/cocoa/input.m                     |  205 ++
 desmume/src/cocoa/main.m                      |  330 +--
 desmume/src/cocoa/main_window.h               |   63 +-
 desmume/src/cocoa/main_window.m               | 2227 ++++++++---------
 desmume/src/cocoa/makeapp.sh                  |    8 +-
 desmume/src/cocoa/nds_control.h               |  186 +-
 desmume/src/cocoa/nds_control.m               | 1583 +++++++-----
 desmume/src/cocoa/preferences.h               |   16 +-
 desmume/src/cocoa/preferences.m               |   74 +-
 desmume/src/cocoa/rom_info.h                  |   32 +
 desmume/src/cocoa/rom_info.m                  |  301 +++
 desmume/src/cocoa/screenshot.h                |   26 +-
 desmume/src/cocoa/screenshot.m                |  468 ++--
 desmume/src/cocoa/sndOSX.h                    |    6 -
 desmume/src/cocoa/sndOSX.m                    |   10 +-
 desmume/src/cocoa/video_output_view.h         |   42 +
 desmume/src/cocoa/video_output_view.m         |  271 ++
 desmume/src/types.h                           |    8 +-
 29 files changed, 4386 insertions(+), 2625 deletions(-)
 create mode 100644 desmume/src/cocoa/DeSmuME.xcodeproj/project.pbxproj
 create mode 100644 desmume/src/cocoa/about.m
 create mode 100644 desmume/src/cocoa/input.h
 create mode 100644 desmume/src/cocoa/input.m
 create mode 100644 desmume/src/cocoa/rom_info.h
 create mode 100644 desmume/src/cocoa/rom_info.m
 create mode 100644 desmume/src/cocoa/video_output_view.h
 create mode 100644 desmume/src/cocoa/video_output_view.m

diff --git a/desmume/ChangeLog b/desmume/ChangeLog
index f2d1cd933..b27fd8b2b 100644
--- a/desmume/ChangeLog
+++ b/desmume/ChangeLog
@@ -4,13 +4,16 @@
  - Recent Items menu now works. [Jeff B]
  - Opening NDS files from Finder now works. [Jeff B]
  - Added screenshot feature. [Jeff B]
- - Added preferences window. [Jeff B]
+ - Added preferences. [Jeff B]
  - Many more strings are translatable now. [Jeff B]
  - Default screen color is black (better represents being "off" and easier on eyes at night). [Jeff B]
  - Added sound. [Jeff B]
  - Now is a universal binary. [Jeff B]
  - Leopard resolution icon added. [Jeff B]
  - Added a Japanese translation. [Jeff B]
+ - Added an optional status bar (resize handle no longer overlaps screen). [Jeff B]
+ - New ROM Info and About DeSmuME windows have been added. [Jeff B]
+ - Fixed several bugs in window resizing. [Jeff B]
  general:
  - Fixed possible segfault in ROMReader on ia64 and amd64. [evilynux]
  - Fixed a crash bug with 2D background corrupting memory [shash]
diff --git a/desmume/README.MAC b/desmume/README.MAC
index d9a53dd86..d5547444a 100644
--- a/desmume/README.MAC
+++ b/desmume/README.MAC
@@ -5,15 +5,17 @@
 
 
 1) Compiling instructions...................................13
-2) How to use DeSmuME.......................................51
-3) Contact information.....................................166
-4) Disclaimer..............................................185
+2) How to use DeSmuME.......................................31
+3) Contact information......................................67
+4) Disclaimer...............................................84
 
 
 1 Compiling instructions______________________________________
 
 DeSmuME is written in C, and the Cocoa interface was written 
-in Objective-C. It uses the Cocoa, OpenGL, and zlib libraries.
+in Objective-C. It uses the Cocoa, OpenGL, and [optionally]
+the zlib library.
+
 So you need a working C and Objective-C compiler, such as
 GCC for Mac OS X.
 
@@ -22,27 +24,31 @@ GCC for Mac OS X.
   * zlib can be found at http://www.zlib.net, and may
     also come with Mac OS X.
 
-DeSmuME for Mac OS X is being developed with the CodeBlocks
-IDE, but one may also use Apple's Xcode Interface.
+DeSmuME for Mac OS X can be compiled using the XCode IDE
+or the CodeBlocks IDE. Project files are available in the
+Cocoa source folder.
 
 2 How to use DeSmuME__________________________________________
 
+To install DeSmuME, copy DeSmuME.app into the folder of your 
+choice (Applications folder is recommended). You can also drag
+it to your dock for quicker launching.
+
+Double click the application to launch DeSmuME.
+
+Most options can be found in the menu bar a the top of the
+screen. On Leopard, you can use the search box under the help
+menu to find things.
+
 DeSmuME for Mac OS X does not support all the features of the
 Linux and Windows versions.
 
-To install DeSmuME, copy DeSmuME.app into the folder of your choice
-(Applications folder is recommended).
-
-Double click the application to launch DeSmuME.
-
-Most options can be found in the menu's at the top of the screen.
-
 Click the lower screen for DS touch-screen input.
 
 Here are the default key mappings(they may be subject to change):
-Up arrow - Up
-Left arrow - Left
-Down arrow - Down
+up arrow - Up
+left arrow - Left
+down arrow - Down
 right arrow - Right
 v - A button
 b - B button
@@ -56,6 +62,8 @@ space - Select button
 Shift + F1 (through F10) will save the state with the corresponding number.
 F1 (through F10) will load the state with the corresponding number.
 
+NOTE: These key bindings may not be correct on foreign keyboards.
+
 3 Contact information_________________________________________
 
 General inquiries should go to:
@@ -73,7 +81,6 @@ If you want to submit a bug report, please run desmume, go into
 the "Help" menu, and click on "Submit a bug report". If you're
 having trouble with it, please feel free to email.
 
-
 4 Disclaimer__________________________________________________
 
 This program is free software; you can redistribute it and/or
diff --git a/desmume/README.TRANSLATION b/desmume/README.TRANSLATION
index bfbfca9b2..34cca8eee 100644
--- a/desmume/README.TRANSLATION
+++ b/desmume/README.TRANSLATION
@@ -15,7 +15,7 @@ Developpers:
 1 Supported UIs ________________________________________________________________
 
 Although there are 4 UIs, only 3 currently support localization:
-windows and gtk-glade.
+windows, gtk-glade, and Cocoa (Mac OS X).
 
 To translate DeSmuME, see "Starting a new translation" below.
 
@@ -37,9 +37,9 @@ send us your translation by getting in touch with us: see "Contact Us" below.
 
   1.3 Mac OS X (Cocoa) UI _____________________________________________________
 
-  Localization is located within the application bundle (in Finder right click
-  on DeSmuME and select "Show Package Contents"). Within the Contents/Resources
-  folder there is a folder for each localization.
+  Localization files are located within the application bundle (in Finder right
+  click on DeSmuME and select "Show Package Contents"). Within the
+  Contents/Resources folder there is a folder for each localization.
 
 2 Starting a new translation ___________________________________________________
 
@@ -66,6 +66,10 @@ send us your translation by getting in touch with us: see "Contact Us" below.
   Rename the part before ".lproj" to the language of the translation.
   Within your newly created folder edit "Localizable.strings".
 
+  The MainMenu.nib opaque folder also contains localization of the Application
+  menu, however since this is a standard menu in Mac OS X, for most languages
+  standard strings can be generated by Apple's Interface Builder.
+
   The strings file should stay in UTF-16 encoding (UTF-8 or others may work,
   but UTF-16 is preferred).
 
@@ -74,7 +78,7 @@ send us your translation by getting in touch with us: see "Contact Us" below.
   Debugging the string file:
   If you have Mac OS X developer tools installed, from the console you can type
   "plutil FILE", replacing FILE with the name and path of the string file, and
-  it will tell you if there are any errors (and where).
+  it will tell you if there are any errors (and on what line).
 
 3 Editors ______________________________________________________________________
 
diff --git a/desmume/src/cocoa/DeSmuME.cbp b/desmume/src/cocoa/DeSmuME.cbp
index 58c055a2b..195890a37 100644
--- a/desmume/src/cocoa/DeSmuME.cbp
+++ b/desmume/src/cocoa/DeSmuME.cbp
@@ -11,6 +11,8 @@
 			<notes>
 				<![CDATA[DeSmuME
 
+Note that when building DeSmuME with this Code::Blocks project, compatibility may be worse than when building with the XCode project.
+
 Cocoa Port
 
 DeSmuME is free software; you can redistribute it and/or modify
@@ -39,7 +41,6 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA]]>
 				<Compiler>
 					<Add option="-march=pentium-m" />
 					<Add option="-msse2" />
-					<Add option="-DDESMUME_COCOA" />
 				</Compiler>
 				<ExtraCommands>
 					<Add after="cp DeSmuME.app/Contents/MacOS/DeSmuME DeSmuME.app/Contents/MacOS/DeSmuME_x86" />
@@ -54,8 +55,6 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA]]>
 				<Option compiler="gcc" />
 				<Compiler>
 					<Add option="-arch ppc" />
-					<Add option="-DDESMUME_COCOA" />
-					<Add option="-DWORDS_BIGENDIAN" />
 				</Compiler>
 				<Linker>
 					<Add option="-arch ppc" />
@@ -71,15 +70,13 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA]]>
 		<Compiler>
 			<Add option="-fexpensive-optimizations" />
 			<Add option="-O3" />
-			<Add option="-DDETECT_LEAKS" />
+			<Add option="-g" />
+			<Add option="-DDESMUME_COCOA" />
 		</Compiler>
 		<Linker>
-			<Add option="-s" />
 			<Add option="-framework Cocoa" />
 			<Add option="-framework OpenGL" />
-			<Add option="-framework CoreAudio" />
 			<Add option="-framework AudioUnit" />
-			<Add option="-framework AudioToolbox" />
 		</Linker>
 		<ExtraCommands>
 			<Add after="./makeapp.sh" />
@@ -133,11 +130,20 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA]]>
 		<Unit filename="../cflash.h" />
 		<Unit filename="English.strings" />
 		<Unit filename="Japanese.strings" />
+		<Unit filename="about.m">
+			<Option compile="1" />
+			<Option link="1" />
+		</Unit>
 		<Unit filename="cocoa_util.m">
 			<Option compile="1" />
 			<Option link="1" />
 		</Unit>
 		<Unit filename="globals.h" />
+		<Unit filename="input.h" />
+		<Unit filename="input.m">
+			<Option compile="1" />
+			<Option link="1" />
+		</Unit>
 		<Unit filename="main.m">
 			<Option compile="1" />
 			<Option link="1" />
@@ -152,10 +158,16 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA]]>
 			<Option compile="1" />
 			<Option link="1" />
 		</Unit>
+		<Unit filename="preferences.h" />
 		<Unit filename="preferences.m">
 			<Option compile="1" />
 			<Option link="1" />
 		</Unit>
+		<Unit filename="rom_info.h" />
+		<Unit filename="rom_info.m">
+			<Option compile="1" />
+			<Option link="1" />
+		</Unit>
 		<Unit filename="screenshot.h" />
 		<Unit filename="screenshot.m">
 			<Option compile="1" />
@@ -166,6 +178,11 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA]]>
 			<Option compile="1" />
 			<Option link="1" />
 		</Unit>
+		<Unit filename="video_output_view.h" />
+		<Unit filename="video_output_view.m">
+			<Option compile="1" />
+			<Option link="1" />
+		</Unit>
 		<Unit filename="../config.h" />
 		<Unit filename="../cp15.c">
 			<Option compilerVar="CC" />
diff --git a/desmume/src/cocoa/DeSmuME.xcodeproj/project.pbxproj b/desmume/src/cocoa/DeSmuME.xcodeproj/project.pbxproj
new file mode 100644
index 000000000..ae2299b6c
--- /dev/null
+++ b/desmume/src/cocoa/DeSmuME.xcodeproj/project.pbxproj
@@ -0,0 +1,514 @@
+// !$*UTF8*$!
+{
+	archiveVersion = 1;
+	classes = {
+	};
+	objectVersion = 45;
+	objects = {
+
+/* Begin PBXBuildFile section */
+		7277B62F0D9D9AEA00D283BD /* DeSmuME.icns in Resources */ = {isa = PBXBuildFile; fileRef = 7277B62E0D9D9AEA00D283BD /* DeSmuME.icns */; };
+		7277B6E30D9E045700D283BD /* English.nib in Resources */ = {isa = PBXBuildFile; fileRef = 7277B6DF0D9E045700D283BD /* English.nib */; };
+		7277B6E40D9E045700D283BD /* English.strings in Resources */ = {isa = PBXBuildFile; fileRef = 7277B6E00D9E045700D283BD /* English.strings */; };
+		7277B6E50D9E045700D283BD /* Japanese.nib in Resources */ = {isa = PBXBuildFile; fileRef = 7277B6E10D9E045700D283BD /* Japanese.nib */; };
+		7277B6E60D9E045700D283BD /* Japanese.strings in Resources */ = {isa = PBXBuildFile; fileRef = 7277B6E20D9E045700D283BD /* Japanese.strings */; };
+		7277B8EB0D9F25F700D283BD /* about.m in Sources */ = {isa = PBXBuildFile; fileRef = 7277B8EA0D9F25F700D283BD /* about.m */; };
+		729BEC6F0D9D55DB00ED561B /* cocoa_util.m in Sources */ = {isa = PBXBuildFile; fileRef = 729BEC5A0D9D55DB00ED561B /* cocoa_util.m */; };
+		729BEC710D9D55DB00ED561B /* input.m in Sources */ = {isa = PBXBuildFile; fileRef = 729BEC5E0D9D55DB00ED561B /* input.m */; };
+		729BEC730D9D55DB00ED561B /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 729BEC600D9D55DB00ED561B /* main.m */; };
+		729BEC740D9D55DB00ED561B /* main_window.m in Sources */ = {isa = PBXBuildFile; fileRef = 729BEC620D9D55DB00ED561B /* main_window.m */; };
+		729BEC750D9D55DB00ED561B /* nds_control.m in Sources */ = {isa = PBXBuildFile; fileRef = 729BEC640D9D55DB00ED561B /* nds_control.m */; };
+		729BEC760D9D55DB00ED561B /* preferences.m in Sources */ = {isa = PBXBuildFile; fileRef = 729BEC660D9D55DB00ED561B /* preferences.m */; };
+		729BEC770D9D55DB00ED561B /* rom_info.m in Sources */ = {isa = PBXBuildFile; fileRef = 729BEC680D9D55DB00ED561B /* rom_info.m */; };
+		729BEC780D9D55DB00ED561B /* screenshot.m in Sources */ = {isa = PBXBuildFile; fileRef = 729BEC6A0D9D55DB00ED561B /* screenshot.m */; };
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+		729BECD90D9D57AF00ED561B /* MMU.c in Sources */ = {isa = PBXBuildFile; fileRef = 729BECBA0D9D57AF00ED561B /* MMU.c */; };
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+/* End PBXBuildFile section */
+
+/* Begin PBXFileReference section */
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+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = DeSmuME;
+			productInstallPath = "$(HOME)/Applications";
+			productName = DeSmuME;
+			productReference = 8D1107320486CEB800E47090 /* DeSmuME.app */;
+			productType = "com.apple.product-type.application";
+		};
+/* End PBXNativeTarget section */
+
+/* Begin PBXProject section */
+		29B97313FDCFA39411CA2CEA /* Project object */ = {
+			isa = PBXProject;
+			buildConfigurationList = C01FCF4E08A954540054247B /* Build configuration list for PBXProject "DeSmuME" */;
+			compatibilityVersion = "Xcode 3.1";
+			hasScannedForEncodings = 1;
+			knownRegions = (
+				English,
+				Japanese,
+				French,
+				German,
+				TestLocale,
+			);
+			mainGroup = 29B97314FDCFA39411CA2CEA /* DeSmuME */;
+			projectDirPath = "";
+			projectRoot = "";
+			targets = (
+				8D1107260486CEB800E47090 /* DeSmuME */,
+			);
+		};
+/* End PBXProject section */
+
+/* Begin PBXResourcesBuildPhase section */
+		8D1107290486CEB800E47090 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				7277B62F0D9D9AEA00D283BD /* DeSmuME.icns in Resources */,
+				7277B6E30D9E045700D283BD /* English.nib in Resources */,
+				7277B6E40D9E045700D283BD /* English.strings in Resources */,
+				7277B6E50D9E045700D283BD /* Japanese.nib in Resources */,
+				7277B6E60D9E045700D283BD /* Japanese.strings in Resources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXResourcesBuildPhase section */
+
+/* Begin PBXShellScriptBuildPhase section */
+		72C000600D9D61BF0046B7EA /* ShellScript */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "cp ../../README $BUILT_PRODUCTS_DIR/DeSmuME.app/Contents/Resources/README\ncp ../../README.MAC $BUILT_PRODUCTS_DIR/DeSmuME.app/Contents/Resources/README.MAC\ncp ../../AUTHORS $BUILT_PRODUCTS_DIR/DeSmuME.app/Contents/Resources/AUTHORS\ncp ../../README.TRANSLATION $BUILT_PRODUCTS_DIR/DeSmuME.app/Contents/Resources/README.TRANSLATION\ncp ../../ChangeLog $BUILT_PRODUCTS_DIR/DeSmuME.app/Contents/Resources/ChangeLog\ncp ../../COPYING $BUILT_PRODUCTS_DIR/DeSmuME.app/Contents/Resources/COPYING\ncd $BUILT_PRODUCTS_DIR/DeSmuME.app/Contents/Resources/\nmkdir English.lproj\nmv English.nib English.lproj/MainMenu.nib\nmv English.strings English.lproj/Localizable.strings\nmkdir Japanese.lproj\nmv Japanese.nib Japanese.lproj/MainMenu.nib\nmv Japanese.strings Japanese.lproj/Localizable.strings";
+		};
+/* End PBXShellScriptBuildPhase section */
+
+/* Begin PBXSourcesBuildPhase section */
+		8D11072C0486CEB800E47090 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				729BEC6F0D9D55DB00ED561B /* cocoa_util.m in Sources */,
+				729BEC710D9D55DB00ED561B /* input.m in Sources */,
+				729BEC730D9D55DB00ED561B /* main.m in Sources */,
+				729BEC740D9D55DB00ED561B /* main_window.m in Sources */,
+				729BEC750D9D55DB00ED561B /* nds_control.m in Sources */,
+				729BEC760D9D55DB00ED561B /* preferences.m in Sources */,
+				729BEC770D9D55DB00ED561B /* rom_info.m in Sources */,
+				729BEC780D9D55DB00ED561B /* screenshot.m in Sources */,
+				729BEC790D9D55DB00ED561B /* sndOSX.m in Sources */,
+				729BEC7A0D9D55DB00ED561B /* video_output_view.m in Sources */,
+				729BECCC0D9D57AF00ED561B /* arm_instructions.c in Sources */,
+				729BECCD0D9D57AF00ED561B /* armcpu.c in Sources */,
+				729BECCE0D9D57AF00ED561B /* bios.c in Sources */,
+				729BECCF0D9D57AF00ED561B /* cflash.c in Sources */,
+				729BECD00D9D57AF00ED561B /* cp15.c in Sources */,
+				729BECD10D9D57AF00ED561B /* debug.c in Sources */,
+				729BECD20D9D57AF00ED561B /* Disassembler.c in Sources */,
+				729BECD30D9D57AF00ED561B /* FIFO.c in Sources */,
+				729BECD40D9D57AF00ED561B /* fs-linux.c in Sources */,
+				729BECD50D9D57AF00ED561B /* gl_vertex.c in Sources */,
+				729BECD60D9D57AF00ED561B /* GPU.c in Sources */,
+				729BECD70D9D57AF00ED561B /* matrix.c in Sources */,
+				729BECD80D9D57AF00ED561B /* mc.c in Sources */,
+				729BECD90D9D57AF00ED561B /* MMU.c in Sources */,
+				729BECDA0D9D57AF00ED561B /* NDSSystem.c in Sources */,
+				729BECDB0D9D57AF00ED561B /* render3D.c in Sources */,
+				729BECDC0D9D57AF00ED561B /* ROMReader.c in Sources */,
+				729BECDD0D9D57AF00ED561B /* saves.c in Sources */,
+				729BECDE0D9D57AF00ED561B /* SPU.c in Sources */,
+				729BECDF0D9D57AF00ED561B /* thumb_instructions.c in Sources */,
+				729BECE00D9D57AF00ED561B /* wifi.c in Sources */,
+				729BECFA0D9D589E00ED561B /* OGLRender.c in Sources */,
+				7277B8EB0D9F25F700D283BD /* about.m in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXSourcesBuildPhase section */
+
+/* Begin XCBuildConfiguration section */
+		C01FCF4B08A954540054247B /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				COPY_PHASE_STRIP = NO;
+				GCC_AUTO_VECTORIZATION = YES;
+				GCC_DYNAMIC_NO_PIC = NO;
+				GCC_ENABLE_FIX_AND_CONTINUE = YES;
+				GCC_MODEL_TUNING = G5;
+				GCC_OPTIMIZATION_LEVEL = 3;
+				GCC_PRECOMPILE_PREFIX_HEADER = YES;
+				GCC_PREFIX_HEADER = "";
+				GCC_STRICT_ALIASING = YES;
+				GCC_UNROLL_LOOPS = YES;
+				INFOPLIST_FILE = Info.plist;
+				INSTALL_PATH = "$(HOME)/Applications";
+				PRODUCT_NAME = DeSmuME;
+			};
+			name = Debug;
+		};
+		C01FCF4C08A954540054247B /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				GCC_AUTO_VECTORIZATION = YES;
+				GCC_MODEL_TUNING = G5;
+				GCC_OPTIMIZATION_LEVEL = 3;
+				GCC_PRECOMPILE_PREFIX_HEADER = YES;
+				GCC_PREFIX_HEADER = "";
+				GCC_STRICT_ALIASING = YES;
+				GCC_UNROLL_LOOPS = YES;
+				INFOPLIST_FILE = Info.plist;
+				INSTALL_PATH = "$(HOME)/Applications";
+				PRODUCT_NAME = DeSmuME;
+			};
+			name = Release;
+		};
+		C01FCF4F08A954540054247B /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				ARCHS = "$(ARCHS_STANDARD_32_BIT)";
+				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_PREPROCESSOR_DEFINITIONS = DESMUME_COCOA;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				ONLY_ACTIVE_ARCH = YES;
+				PREBINDING = NO;
+				SDKROOT = macosx10.4;
+			};
+			name = Debug;
+		};
+		C01FCF5008A954540054247B /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				ARCHS = "$(ARCHS_STANDARD_32_BIT)";
+				GCC_PREPROCESSOR_DEFINITIONS = DESMUME_COCOA;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				PREBINDING = NO;
+				SDKROOT = macosx10.4;
+			};
+			name = Release;
+		};
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+		C01FCF4A08A954540054247B /* Build configuration list for PBXNativeTarget "DeSmuME" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				C01FCF4B08A954540054247B /* Debug */,
+				C01FCF4C08A954540054247B /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		C01FCF4E08A954540054247B /* Build configuration list for PBXProject "DeSmuME" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				C01FCF4F08A954540054247B /* Debug */,
+				C01FCF5008A954540054247B /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+/* End XCConfigurationList section */
+	};
+	rootObject = 29B97313FDCFA39411CA2CEA /* Project object */;
+}
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diff --git a/desmume/src/cocoa/about.m b/desmume/src/cocoa/about.m
new file mode 100644
index 000000000..865dc35d4
--- /dev/null
+++ b/desmume/src/cocoa/about.m
@@ -0,0 +1,373 @@
+/*  Copyright (C) 2007 Jeff Bland
+
+	This file is part of DeSmuME
+
+	DeSmuME is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	DeSmuME is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with DeSmuME; if not, write to the Free Software
+	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#import "globals.h"
+
+const CGFloat inner_padding = 3;
+const CGFloat outer_padding = 3;
+const CGFloat tab_view_height = 240;
+const CGFloat icon_size = 130;
+const CGFloat window_width = 465;
+
+NSTextField *about_name;
+NSTextField *about_description;
+NSTextField *about_version;
+NSTextField *about_date;
+NSTextField *about_website;
+
+@interface AboutDelegate : NSObject
+{
+}
+- (void)windowDidResize:(NSNotification*)notification;
+- (void)windowWillClose:(NSNotification*)notification;
+@end
+
+@implementation AboutDelegate
+- (void)windowDidResize:(NSNotification*)notification
+{
+	NSWindow *window = [notification object];
+	CGFloat new_width = [window frame].size.width;
+
+	NSRect temp = [about_name frame];
+	temp.origin.x = (new_width - outer_padding*2-temp.size.width) / 2 + outer_padding; //center
+	if(temp.origin.x < outer_padding + icon_size)temp.origin.x = outer_padding + icon_size; //move left if overlapping icon
+	[about_name setFrame:temp];	
+
+	temp = [about_description frame];
+	temp.origin.x = (new_width - outer_padding*2-temp.size.width) / 2 + inner_padding;
+	if(temp.origin.x < outer_padding + icon_size)temp.origin.x = outer_padding + icon_size;
+	[about_description setFrame:temp];	
+
+	temp = [about_version frame];
+	temp.origin.x = (new_width - outer_padding*2-temp.size.width) / 2 + inner_padding;
+	if(temp.origin.x < outer_padding + icon_size)temp.origin.x = outer_padding + icon_size;
+	[about_version setFrame:temp];	
+
+	temp = [about_date frame];
+	temp.origin.x = (new_width - outer_padding*2-temp.size.width) / 2 + inner_padding;
+	if(temp.origin.x < outer_padding + icon_size)temp.origin.x = outer_padding + icon_size;
+	[about_date setFrame:temp];	
+
+	temp = [about_website frame];
+	temp.origin.x = (new_width - outer_padding*2-temp.size.width) / 2 + inner_padding;
+	if(temp.origin.x < outer_padding + icon_size)temp.origin.x = outer_padding + icon_size;
+	[about_website setFrame:temp];	
+	
+	[[window contentView] setNeedsDisplay:YES];
+}
+
+- (void)windowWillClose:(NSNotification*)notification
+{
+	//end our modal session if the about window closses
+	[NSApp stopModal];
+}
+@end
+
+@implementation NSApplication (helpmenu)
+
+- (void)launchWebsite
+{
+	[[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"http://desmume.sourceforge.net"]];
+}
+
+- (void)launchForums
+{
+	[[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"http://forums.desmume.org/index.php"]];
+}
+
+- (void)bugReport
+{
+	[[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"http://sourceforge.net/tracker/?func=add&group_id=164579&atid=832291"]];
+}
+
+@end
+
+@implementation NSApplication (aboutdesmume)
+
+- (void)orderFrontStandardAboutPanel:(id)sender
+{
+	NSWindow *about_window = [[NSWindow alloc] initWithContentRect:NSMakeRect(500, 285, window_width-1, outer_padding*2+tab_view_height+inner_padding+icon_size) styleMask:NSClosableWindowMask|NSTitledWindowMask|NSResizableWindowMask backing:NSBackingStoreBuffered defer:NO];
+	if(about_window == nil)return;
+
+	[about_window setTitle:NSLocalizedString([sender title], nil)];
+
+	AboutDelegate *delegate = [[AboutDelegate alloc] init];
+	[about_window setDelegate:delegate];
+
+	NSBundle *main_bundle = [NSBundle mainBundle];
+
+	//desmume icon preview
+	NSImageView *image = [[NSImageView alloc] initWithFrame:NSMakeRect(outer_padding, outer_padding+tab_view_height+inner_padding, icon_size, icon_size)];
+	[image setImageFrameStyle:NSImageFrameNone];
+	[image setImageScaling:NSScaleToFit];
+	[image setEditable:NO];
+	[image setAllowsCutCopyPaste:NO];
+	[image setImage:[NSApp applicationIconImage]];
+	[image setAutoresizingMask:NSViewMinYMargin];
+	[[about_window contentView] addSubview:image];
+	[image release];
+
+	//
+	const CGFloat width = 296;
+	CGFloat content_min_width = window_width - outer_padding*2;
+
+	//
+	about_name = [[NSTextField alloc] initWithFrame:NSMakeRect(0, 348 - 240 + tab_view_height + inner_padding, width, 17)];
+	[about_name setStringValue:NSLocalizedString(@"DeSmuME", nil)];
+	[about_name setEditable:NO];
+	[about_name setDrawsBackground:NO];
+	[about_name setBordered:NO];
+	[about_name setBezeled:NO];
+	[about_name setSelectable:YES];
+	[about_name sizeToFit];
+	[about_name setAutoresizingMask:NSViewMinYMargin];
+	NSRect temp = [about_name frame];
+	temp.origin.x += (width - temp.size.width) / 2;
+	[about_name setFrame:temp];
+	[[about_window contentView] addSubview:about_name];
+	
+	if(content_min_width < icon_size + inner_padding + [about_name frame].size.width)
+	content_min_width = icon_size + inner_padding + [about_name frame].size.width;
+
+	//
+	about_description = [[NSTextField alloc] initWithFrame:NSMakeRect(0, 83 + tab_view_height + inner_padding, width, 17)];
+	[about_description setStringValue:NSLocalizedString(@"Nintendo DS Emulator", nil)];
+	[about_description setEditable:NO];
+	[about_description setDrawsBackground:NO];
+	[about_description setBordered:NO];
+	[about_description setBezeled:NO];
+	[about_description setSelectable:YES];
+	[about_description sizeToFit];
+	[about_description setAutoresizingMask:NSViewMinYMargin];
+	temp = [about_description frame];
+	temp.origin.x += (width - temp.size.width) / 2;
+	[about_description setFrame:temp];
+	[[about_window contentView] addSubview:about_description];
+	
+	if(content_min_width < icon_size + inner_padding + [about_description frame].size.width)
+	content_min_width = icon_size + inner_padding + [about_description frame].size.width;
+
+	//
+	about_version = [[NSTextField alloc] initWithFrame:NSMakeRect(0, 58 + tab_view_height + inner_padding, width, 17)];
+	[about_version setStringValue:[NSString stringWithFormat:NSLocalizedString(@"Version %@", nil), [[main_bundle infoDictionary] objectForKey:@"CFBundleVersion"]]];
+	[about_version setEditable:NO];
+	[about_version setDrawsBackground:NO];
+	[about_version setBordered:NO];
+	[about_version setBezeled:NO];
+	[about_version setSelectable:YES];
+	[about_version sizeToFit];
+	[about_version setAutoresizingMask:NSViewMinYMargin];
+	temp = [about_version frame];
+	temp.origin.x += (width - temp.size.width) / 2;
+	[about_version setFrame:temp];
+	[[about_window contentView] addSubview:about_version];
+	
+	if(content_min_width < icon_size + inner_padding + [about_version frame].size.width)
+	content_min_width = icon_size + inner_padding + [about_version frame].size.width;
+
+	//
+	about_date = [[NSTextField alloc] initWithFrame:NSMakeRect(0, 33 + tab_view_height + inner_padding, width, 17)];
+	[about_date setStringValue:@__DATE__];//fixme localize
+	[about_date setEditable:NO];
+	[about_date setDrawsBackground:NO];
+	[about_date setBordered:NO];
+	[about_date setBezeled:NO];
+	[about_date setSelectable:YES];
+	[about_date sizeToFit];
+	[about_date setAutoresizingMask:NSViewMinYMargin];
+	temp = [about_date frame];
+	temp.origin.x += (width - temp.size.width) / 2;
+	[about_date setFrame:temp];
+	[[about_window contentView] addSubview:about_date];
+	
+	if(content_min_width < icon_size + inner_padding + [about_date frame].size.width)
+	content_min_width = icon_size + inner_padding + [about_date frame].size.width;
+
+	//
+	about_website = [[NSTextField alloc] initWithFrame:NSMakeRect(0, 8 + tab_view_height + inner_padding, width, 17)];
+	[about_website setStringValue:@"http://www.desmume.org"];//fixme linkize
+	[about_website setEditable:NO];
+	[about_website setDrawsBackground:NO];
+	[about_website setBordered:NO];
+	[about_website setBezeled:NO];
+	[about_website setSelectable:YES];
+	[about_website sizeToFit];
+	[about_website setAutoresizingMask:NSViewMinYMargin];
+	temp = [about_website frame];
+	temp.origin.x += (width - temp.size.width) / 2;
+	[about_website setFrame:temp];
+	[[about_window contentView] addSubview:about_website];
+	
+	if(content_min_width < icon_size + inner_padding + [about_website frame].size.width)
+	content_min_width = icon_size + inner_padding + [about_website frame].size.width;
+
+	//tab view
+	NSTabView *tab_view = [[NSTabView alloc] initWithFrame:NSMakeRect(outer_padding, outer_padding, window_width - outer_padding*2, tab_view_height)];
+	[tab_view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
+	[[about_window contentView] addSubview:tab_view];
+
+	NSRect rect;
+	rect.origin.x = rect.origin.y = 0;
+
+	//fixme if one of the files we read from is missing the entire panel doesn't show
+
+	NSTabViewItem *tab_view_item;
+	NSScrollView *scroll_view;
+	NSTextView *text_view;
+	
+	//README
+	NSString *datapath = [main_bundle pathForResource:@"README" ofType:@""];
+	if(datapath != nil)
+	{
+		tab_view_item = [[NSTabViewItem alloc] initWithIdentifier:nil];
+		[tab_view_item setLabel:NSLocalizedString(@"Readme", nil)];
+		[tab_view addTabViewItem:tab_view_item];
+
+		scroll_view = [[NSScrollView alloc] initWithFrame:NSMakeRect(0,0,0,0)];
+		[scroll_view setDrawsBackground:NO];
+		[scroll_view setHasVerticalScroller:YES];
+		[scroll_view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
+		[tab_view_item setView:scroll_view];
+
+		rect.size = [[scroll_view contentView] frame].size;
+		text_view = [[NSTextView alloc] initWithFrame:rect];
+		[text_view insertText:[NSString stringWithContentsOfFile:datapath]];
+		[text_view setDrawsBackground:NO];
+		[text_view setEditable:NO];
+		[text_view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
+		[scroll_view setDocumentView:text_view];
+		[text_view release];
+
+		[scroll_view release];
+
+		[tab_view_item release];
+	}
+
+	//LICENSE
+	datapath = [main_bundle pathForResource:@"COPYING" ofType:@""];
+	if(datapath != nil)
+	{
+		tab_view_item = [[NSTabViewItem alloc] initWithIdentifier:nil];
+		[tab_view_item setLabel:NSLocalizedString(@"License", nil)];
+		[tab_view addTabViewItem:tab_view_item];
+
+		scroll_view = [[NSScrollView alloc] initWithFrame:NSMakeRect(0,0,0,0)];
+		[scroll_view setDrawsBackground:NO];
+		[scroll_view setHasVerticalScroller:YES];
+		[scroll_view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
+		[tab_view_item setView:scroll_view];
+
+		rect.size = [[scroll_view contentView] frame].size;
+		text_view = [[NSTextView alloc] initWithFrame:rect];
+		[text_view insertText:[NSString stringWithContentsOfFile:datapath]];
+		[text_view setDrawsBackground:NO];
+		[text_view setEditable:NO];
+		[text_view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
+		[scroll_view setDocumentView:text_view];
+		[text_view release];
+
+		[scroll_view release];
+
+		[tab_view_item release];
+	}
+
+	//AUTHORS
+	datapath = [main_bundle pathForResource:@"AUTHORS" ofType:@""];
+	if(datapath != nil)
+	{
+		tab_view_item = [[NSTabViewItem alloc] initWithIdentifier:nil];
+		[tab_view_item setLabel:NSLocalizedString(@"Authors", nil)];
+		[tab_view addTabViewItem:tab_view_item];
+
+		scroll_view = [[NSScrollView alloc] initWithFrame:NSMakeRect(0,0,0,0)];
+		[scroll_view setDrawsBackground:NO];
+		[scroll_view setHasVerticalScroller:YES];
+		[scroll_view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
+		[tab_view_item setView:scroll_view];
+
+		rect.size = [[scroll_view contentView] frame].size;
+		text_view = [[NSTextView alloc] initWithFrame:rect];
+		[text_view insertText:[NSString stringWithContentsOfFile:datapath]];
+		[text_view setDrawsBackground:NO];
+		[text_view setEditable:NO];
+		[text_view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
+		[scroll_view setDocumentView:text_view];
+		[text_view release];
+
+		[scroll_view release];
+
+		[tab_view_item release];
+	}
+
+	//CHANGE LOG
+	datapath = [main_bundle pathForResource:@"ChangeLog" ofType:@""];
+	if(datapath != nil)
+	{
+		tab_view_item = [[NSTabViewItem alloc] initWithIdentifier:nil];
+		[tab_view_item setLabel:NSLocalizedString(@"Change Log", nil)];
+		[tab_view addTabViewItem:tab_view_item];
+
+		scroll_view = [[NSScrollView alloc] initWithFrame:NSMakeRect(0,0,0,0)];
+		[scroll_view setDrawsBackground:NO];
+		[scroll_view setHasVerticalScroller:YES];
+		[scroll_view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
+		[tab_view_item setView:scroll_view];
+
+		rect.size = [[scroll_view contentView] frame].size;
+		text_view = [[NSTextView alloc] initWithFrame:rect];
+		[text_view insertText:[NSString stringWithContentsOfFile:datapath]];
+		[text_view setDrawsBackground:NO];
+		[text_view setEditable:NO];
+		[text_view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
+		[scroll_view setDocumentView:text_view];
+		[text_view release];
+
+		[scroll_view release];
+
+		[tab_view_item release];
+	}
+
+	//
+	if(content_min_width < [tab_view minimumSize].width)
+	content_min_width = [tab_view minimumSize].width;
+	
+	[tab_view release];
+
+	//show the window
+	rect = [about_window frame];
+	if(rect.size.width < content_min_width + outer_padding*2)
+		rect.size.width = content_min_width + outer_padding*2;
+	[about_window setFrame:rect display:NO];
+	[about_window setMinSize:rect.size];
+	NSWindowController *about_window_controller = [[NSWindowController alloc] initWithWindow:about_window];
+	[about_window_controller showWindow:nil];
+
+	//run the window
+	[NSApp runModalForWindow:about_window];
+
+	[about_window release];
+	[about_window_controller release];
+	[delegate release];
+	[about_name release];
+	[about_description release];
+	[about_version release];
+	[about_date release];
+	[about_website release];
+}
+@end
diff --git a/desmume/src/cocoa/cocoa_util.m b/desmume/src/cocoa/cocoa_util.m
index 23e4c1597..b2e2f39c6 100644
--- a/desmume/src/cocoa/cocoa_util.m
+++ b/desmume/src/cocoa/cocoa_util.m
@@ -17,6 +17,7 @@
 	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
+#import <Cocoa/Cocoa.h>
 #import "globals.h"
 
 ////////////////////////////////////////////////////////////////
diff --git a/desmume/src/cocoa/globals.h b/desmume/src/cocoa/globals.h
index 5ae0228cb..325e559b7 100644
--- a/desmume/src/cocoa/globals.h
+++ b/desmume/src/cocoa/globals.h
@@ -17,133 +17,23 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
-#ifndef GLOBALS_H_INCLUDED
-#define GLOBALS_H_INCLUDED
+#import <Cocoa/Cocoa.h>
 
-#import <Cocoa/cocoa.h>
-
-//fixme
-#define desmume_TRUE TRUE
-
-//Nintendo DS constants---------------------------------------------------------------------------
-
-//This just improves legibility throughut the code
-//by showing you names instead of numbers
-
-#define DS_SCREEN_WIDTH 256
-#define DS_SCREEN_HEIGHT 192
-#define DS_SCREEN_HEIGHT_COMBINED (192*2) /*height of the two screens*/
-#define DS_SCREEN_X_RATIO (256.0 / (192.0 * 2.0))
-#define DS_SCREEN_Y_RATIO ((192.0 * 2.0) / 256.0)
-
-//Port Specific constants ---------------------------------------------------------------------
-
-#define ROTATION_0   0
-#define ROTATION_90  1
-#define ROTATION_180 2
-#define ROTATION_270 3
-
-//Cocoa Util------------------------------------------------------------------------------------
-//These are just useful little functions to help with stuff
-//defined in cocoa_util.m
-
-//c string to NSString
-#define NSSTRc(x) ([[NSString alloc] initWithCString:(x) encoding:NSASCIIStringEncoding])//dialogs
+//cocoa utils
+#define NSSTRc(x) ([[NSString alloc] initWithCString:(x) encoding:NSASCIIStringEncoding])
 
 void messageDialogBlank();
 void messageDialog(NSString *title, NSString *text);
 BOOL messageDialogYN(NSString *title, NSString *text);
 NSString* openDialog(NSArray *file_types);
 
-//Menus -------------------------------------------------------------------------------------------
-//These are all the menu items that need checkmarks
-//or their enabled status managed
-
-//global menu (defined in main.m)
-extern NSMenu *menu;
-
-//view (defined/managed in main_window.m)
-extern NSMenuItem *resize1x;
-extern NSMenuItem *resize2x;
-extern NSMenuItem *resize3x;
-extern NSMenuItem *resize4x;
-
-extern NSMenuItem *allows_resize_item;
-extern NSMenuItem *constrain_item;
-extern NSMenuItem *min_size_item;
-
-extern NSMenuItem *rotation0_item;
-extern NSMenuItem *rotation90_item;
-extern NSMenuItem *rotation180_item;
-extern NSMenuItem *rotation270_item;
-
-extern NSMenuItem *topBG0_item;
-extern NSMenuItem *topBG1_item;
-extern NSMenuItem *topBG2_item;
-extern NSMenuItem *topBG3_item;
-extern NSMenuItem *subBG0_item;
-extern NSMenuItem *subBG1_item;
-extern NSMenuItem *subBG2_item;
-extern NSMenuItem *subBG3_item;
-
-//execution control (defined/managed in nds_control.m)
-extern NSMenuItem *close_rom_item;
-
-extern NSMenuItem *execute_item;
-extern NSMenuItem *pause_item;
-extern NSMenuItem *reset_item;
-
-extern NSMenuItem *save_state_as_item;
-extern NSMenuItem *load_state_from_item;
-
-//sound (defined/managed in nds_control.m)
-extern NSMenuItem *volume_item[10];
-extern NSMenuItem *mute_item;
-
-#define SAVE_SLOTS 10 //this should never be more than NB_SAVES in saves.h
-extern NSMenuItem *saveSlot_item[SAVE_SLOTS];
-extern NSMenuItem *loadSlot_item[SAVE_SLOTS];
-
-#define MAX_FRAME_SKIP 10 //this is actually 1 more than the highest frame skip
-extern NSMenuItem *frame_skip_auto_item;
-extern NSMenuItem *frame_skip_item[SAVE_SLOTS];
-
-//extern NSMenuItem *clear_all_saves_item; waiting for more functionality from saves.h
-
-extern NSMenuItem *rom_info_item;
-
-//Cocoa Port Stuff ---------------------------------------------------------------------------------
-
-//Enable this to multithread the program
-//#define MULTITHREADED
-
-//prototype for our NintendoDS class (defined in nds_control.h)
 //
-@class NintendoDS;
-
-//Here's our global DS object
-//which controls things like pausing and whatnot
-extern NintendoDS *NDS;
-
-@class VideoOutputWindow;
-extern VideoOutputWindow *main_window;
-
-void setAppDefaults(); //this is defined in preferences.m and should be called at app launch
-
-void clearEvents(bool wait);
-
-//--------------------------------------------------------------------------------------------------
-
-extern volatile int /*desmume_BOOL*/ execute;
-
-extern volatile BOOL finished;
-extern volatile BOOL paused;
-
-//--------------------------------------------------------------------------------------------------
-
-#ifndef __OBJC2__
+#if __LP64__ || NS_BUILD_32_LIKE_64
+typedef long NSInteger;
+typedef unsigned long NSUInteger;
+#else
 typedef int NSInteger;
-typedef unsigned NSUInteger;
+typedef unsigned int NSUInteger;
 #endif
-
-#endif // GLOBALS_H_INCLUDED
+
+typedef float CGFloat;
\ No newline at end of file
diff --git a/desmume/src/cocoa/input.h b/desmume/src/cocoa/input.h
new file mode 100644
index 000000000..dcf47a864
--- /dev/null
+++ b/desmume/src/cocoa/input.h
@@ -0,0 +1,46 @@
+/*  Copyright (C) 2007 Jeff Bland
+
+    This file is part of DeSmuME
+
+    DeSmuME is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    DeSmuME is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DeSmuME; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#import <Cocoa/Cocoa.h>
+
+/* The main window class instanciates an input object,
+and places it after the window in the responder chain, so
+any events not handled by a the window get sent here.
+*/
+
+@class VideoOutputWindow;
+
+@interface InputHandler : NSResponder
+{
+	@private
+	VideoOutputWindow *my_ds;
+}
+//
+- (id)initWithWindow:(VideoOutputWindow*)nds;
+- (void)dealloc;
+
+//keyboard input
+- (void)keyDown:(NSEvent*)event;
+- (void)keyUp:(NSEvent*)event;
+
+//mouse input
+- (void)mouseDown:(NSEvent*)event;
+- (void)mouseDragged:(NSEvent*)event;
+- (void)mouseUp:(NSEvent*)event;
+@end
diff --git a/desmume/src/cocoa/input.m b/desmume/src/cocoa/input.m
new file mode 100644
index 000000000..e9e30f75a
--- /dev/null
+++ b/desmume/src/cocoa/input.m
@@ -0,0 +1,205 @@
+/*  Copyright (C) 2007 Jeff Bland
+
+	This file is part of DeSmuME
+
+	DeSmuME is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	DeSmuME is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with DeSmuME; if not, write to the Free Software
+	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#import "input.h"
+#import "main_window.h"
+
+//Default key config (based on the windows version)
+unsigned short ds_up     = 126; //up arrow
+unsigned short ds_down   = 125; //down arrow
+unsigned short ds_left   = 123; //left arrow
+unsigned short ds_right  = 124; //right arrrow
+unsigned short ds_a      = 9  ; //v
+unsigned short ds_b      = 11 ; //b
+unsigned short ds_x      = 5  ; //g
+unsigned short ds_y      = 4  ; //h
+unsigned short ds_l      = 8  ; //c
+unsigned short ds_r      = 45 ; //n
+unsigned short ds_select = 49 ; //space bar
+unsigned short ds_start  = 36 ; //enter
+
+//
+unsigned short save_slot_1  = 122; //F1
+unsigned short save_slot_2  = 120; //F2
+unsigned short save_slot_3  =  99; //F3
+unsigned short save_slot_4  = 118; //F4
+unsigned short save_slot_5  =  96; //F5
+unsigned short save_slot_6  =  97; //F6
+unsigned short save_slot_7  =  98; //F7
+unsigned short save_slot_8  = 100; //F8
+unsigned short save_slot_9  = 101; //F9
+unsigned short save_slot_10 = 109; //F10
+//unsigned short save_slot_11 = 103; //F11
+//unsigned short save_slot_12 = 111; //F12
+
+@implementation InputHandler
+
+//
+- (id)initWithWindow:(VideoOutputWindow*)nds
+{
+	self = [super init];
+
+	my_ds = nds;
+	[my_ds retain];
+
+	return self;
+}
+
+- (void)dealloc
+{
+	[my_ds release];
+	[super dealloc];
+}
+
+- (void)keyDown:(NSEvent*)event
+{
+	if([event isARepeat])return;
+
+	unsigned short keycode = [event keyCode];
+
+	if(keycode == ds_a)[my_ds pressA];
+	else if(keycode == ds_b)[my_ds pressB];
+	else if(keycode == ds_select)[my_ds pressSelect];
+	else if(keycode == ds_start)[my_ds pressStart];
+	else if(keycode == ds_right)[my_ds pressRight];
+	else if(keycode == ds_left)[my_ds pressLeft];
+	else if(keycode == ds_up)[my_ds pressUp];
+	else if(keycode == ds_down)[my_ds pressDown];
+	else if(keycode == ds_r)[my_ds pressR];
+	else if(keycode == ds_l)[my_ds pressL];
+	else if(keycode == ds_x)[my_ds pressX];
+	else if(keycode == ds_y)[my_ds pressY];
+}
+
+- (void)keyUp:(NSEvent*)event
+{
+	unsigned short keycode = [event keyCode];
+
+	if(keycode == ds_a)[my_ds liftA];
+	else if(keycode == ds_b)[my_ds liftB];
+	else if(keycode == ds_select)[my_ds liftSelect];
+	else if(keycode == ds_start)[my_ds liftStart];
+	else if(keycode == ds_right)[my_ds liftRight];
+	else if(keycode == ds_left)[my_ds liftLeft];
+	else if(keycode == ds_up)[my_ds liftUp];
+	else if(keycode == ds_down)[my_ds liftDown];
+	else if(keycode == ds_r)[my_ds liftR];
+	else if(keycode == ds_l)[my_ds liftL];
+	else if(keycode == ds_x)[my_ds liftX];
+	else if(keycode == ds_y)[my_ds liftY];
+/*
+	else if(keycode == save_slot_1)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(1);
+		else
+			loadstate_slot(1);
+	}
+
+	else if(keycode == save_slot_2)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(2);
+		else
+			loadstate_slot(2);
+	}
+
+	else if(keycode == save_slot_3)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(3);
+		else
+			loadstate_slot(3);
+	}
+
+	else if(keycode == save_slot_4)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(4);
+		else
+			loadstate_slot(4);
+	}
+
+	else if(keycode == save_slot_5)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(5);
+		else
+			loadstate_slot(5);
+	}
+
+	else if(keycode == save_slot_6)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(6);
+		else
+			loadstate_slot(6);
+	}
+
+	else if(keycode == save_slot_7)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(7);
+		else
+			loadstate_slot(7);
+	}
+
+	else if(keycode == save_slot_8)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(8);
+		else
+			loadstate_slot(8);
+	}
+
+	else if(keycode == save_slot_9)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(9);
+		else
+			loadstate_slot(9);
+	}
+
+	else if(keycode == save_slot_10)
+	{
+		if([event modifierFlags] & NSShiftKeyMask)
+			savestate_slot(10);
+		else
+			loadstate_slot(10);
+	}
+*/
+}
+
+- (void)mouseDown:(NSEvent*)event
+{
+	[my_ds touch:[my_ds windowPointToDSCoords:[event locationInWindow]]];
+}
+
+- (void)mouseDragged:(NSEvent*)event
+{
+	[self mouseDown:event];
+}
+
+- (void)mouseUp:(NSEvent*)event
+{
+	[my_ds releaseTouch];
+}
+
+@end
+
diff --git a/desmume/src/cocoa/main.m b/desmume/src/cocoa/main.m
index d97e0e7ef..2bfbcb431 100644
--- a/desmume/src/cocoa/main.m
+++ b/desmume/src/cocoa/main.m
@@ -23,39 +23,76 @@ By Jeff Bland (reversegecko@gmail.com)
 Based on work by yopyop and the DeSmuME team!
 */
 
-//DeSmuME Cocoa includes
-#import "globals.h"
 #import "main_window.h"
-#import "nds_control.h"
-
-//DeSmuME general includes
-#define OBJ_C
-#include "../render3D.h"
-#include "../GPU.h"
-#include "../Windows/OGLRender.h"
-#include "../NDSSystem.h"
-#undef BOOL
 
 /*
-FIXME: Apple+Q during open dialog = badness
-FIXME: Live resize needs to work without pausing emulator
 FIXME: Hardware acceleration for openglrender.c ??
 FIXME: When cross-platform (core) components end emulation due to error - pause should be called (set the menu checkmark)
-FIXME: Some bug where states get messed up and hitting execute does nothing......
-FIXME: .nds.gba extensions don't work in open panels
-FIXME: Traveling windows when constantly resizing
+FIXME: .nds.gba support?
 */
 
 //Globals----------------------------------------------------------------------------------------
 
-NSMenu *menu;
-
 NSAutoreleasePool *autorelease;
 
+//view (defined/managed in main_window.m)
+extern NSMenuItem *resize1x;
+extern NSMenuItem *resize2x;
+extern NSMenuItem *resize3x;
+extern NSMenuItem *resize4x;
+
+extern NSMenuItem *constrain_item;
+extern NSMenuItem *min_size_item;
+extern NSMenuItem *toggle_status_bar_item;
+
+extern NSMenuItem *rotation0_item;
+extern NSMenuItem *rotation90_item;
+extern NSMenuItem *rotation180_item;
+extern NSMenuItem *rotation270_item;
+
+extern NSMenuItem *topBG0_item;
+extern NSMenuItem *topBG1_item;
+extern NSMenuItem *topBG2_item;
+extern NSMenuItem *topBG3_item;
+extern NSMenuItem *subBG0_item;
+extern NSMenuItem *subBG1_item;
+extern NSMenuItem *subBG2_item;
+extern NSMenuItem *subBG3_item;
+
+extern NSMenuItem *screenshot_to_file_item;
+extern NSMenuItem *screenshot_to_window_item;
+
+//execution control (defined/managed in nds_control.m)
+extern NSMenuItem *close_rom_item;
+
+extern NSMenuItem *execute_item;
+extern NSMenuItem *pause_item;
+extern NSMenuItem *reset_item;
+
+extern NSMenuItem *save_state_as_item;
+extern NSMenuItem *load_state_from_item;
+
+//sound (defined/managed in nds_control.m)
+extern NSMenuItem *volume_item[];
+extern NSMenuItem *mute_item;
+
+#define SAVE_SLOTS 10 //this should never be more than NB_SAVES in saves.h
+extern NSMenuItem *saveSlot_item[];
+extern NSMenuItem *loadSlot_item[];
+
+extern NSMenuItem *frame_skip_auto_item;
+extern NSMenuItem *frame_skip_item[];
+
+//extern NSMenuItem *clear_all_saves_item; waiting for more functionality from saves.h
+
+extern NSMenuItem *rom_info_item;
+
 //Interfaces--------------------------------------------------------------------------------------
 
 @interface AppDelegate : NSObject
 {}
+//our methods
+- (void)pickROM;
 
 //delegate methods
 - (BOOL)application:(NSApplication*)sender openFile:(NSString*)filename;
@@ -66,69 +103,18 @@ NSAutoreleasePool *autorelease;
 - (void)applicationWillTerminate:(NSNotification*)aNotification;
 @end
 
-//Global access gui constructs
-VideoOutputWindow *main_window;
-
-//Desmume globals---------------------------------------------------------------------------------------
-
-//accessed from other files
-volatile desmume_BOOL execute = FALSE;
-
 //
-volatile BOOL finished = FALSE;
-volatile BOOL paused = TRUE;
-
-GPU3DInterface *core3DList[] = {
-&gpu3DNull,
-&gpu3Dgl
-};
-
-//NDS/Emulator control-----------------------------------------------------------------------------------------
-//These functions should be called by GUI handling mechanisms to change the state of the emulator or emulation
-
-NintendoDS *NDS;
-
-bool AskForQuit()
-{
-	BOOL was_paused = paused;
-
-	//pause while we prompt the user
-	[NDS pause];
-
-	//ask the user if quitting is acceptable
-	if(messageDialogYN(NSLocalizedString(@"DeSmuME Emulator", nil), NSLocalizedString(@"Are you sure you want to quit?", nil)))
-		return true;
-	else
-	{
-		if(!was_paused)[NDS execute]; //unpaused if we weren't paused before
-		return false;
-	}
-}
-
-NSEvent *current_event;
-
-//if wait is true then it will sit around waiting for an
-//event for a short period of time taking up very little CPU
-//(use when game is not running)
-void clearEvents(bool wait)
-{
-	//wait for the next event
-	while((current_event = [NSApp nextEventMatchingMask:0 untilDate:wait?[NSDate dateWithTimeIntervalSinceNow:.2]:nil inMode:NSDefaultRunLoopMode dequeue:YES]))
-		[NSApp sendEvent: current_event];
-}
+VideoOutputWindow *main_window;
 
 ///////////////////////////////
 
 //This generates and sets the entire menubar (and sets defaults)
-//call after objects (ie NDS main_window) are inited
-void CreateMenu()
+void CreateMenu(AppDelegate *delegate)
 {
 	int i;
 
 	NSMenuItem *temp;
 
-	NSMenu* application_menu;
-	NSMenu* services_menu;
 	NSMenu* file;
 	NSMenu* emulation;
 	NSMenu* view;
@@ -138,7 +124,7 @@ void CreateMenu()
 
 	NSMenu* frame_skip_menu;
 
-	menu = [NSApp mainMenu];
+	NSMenu *menu = [NSApp mainMenu];
 
 	NSMenuItem *file_item = [menu addItemWithTitle:@"" action:nil keyEquivalent:@""];
 	NSMenuItem *emulation_item = [menu addItemWithTitle:@"" action:nil keyEquivalent:@""];
@@ -149,11 +135,10 @@ void CreateMenu()
 
 	//Create the File Menu
 	file = [[NSMenu alloc] initWithTitle:NSLocalizedString(@"File", nil)];
-	[file setAutoenablesItems:NO];
 	[menu setSubmenu:file forItem:file_item];
 
 	temp = [file addItemWithTitle:NSLocalizedString(@"Open ROM...", nil) action:@selector(pickROM) keyEquivalent:@"o"];
-	[temp setTarget:NDS];
+	[temp setTarget:delegate];
 
 	//recent items menu
 	/* Thanks to Jeff Johnson and the Lap Cat Software Blog for their information on the Open Recent menu in Cocoa*/
@@ -175,8 +160,6 @@ void CreateMenu()
 	[file addItem:[NSMenuItem separatorItem]];
 
 	rom_info_item = [file addItemWithTitle:NSLocalizedString(@"ROM Info...", nil) action:@selector(showRomInfo) keyEquivalent:@""];
-	[rom_info_item setEnabled:NO];
-	[rom_info_item setTarget:NDS];
 
 #ifdef HAVE_LIBZ //internally, save states only work when zlib is there
 
@@ -184,62 +167,48 @@ void CreateMenu()
 
 	save_state_as_item = [file addItemWithTitle:NSLocalizedString(@"Save State As...", nil) action:@selector(saveStateAs) keyEquivalent:@""];
 	[save_state_as_item setEnabled:NO];
-	[save_state_as_item setTarget:NDS];
 
 	load_state_from_item = [file addItemWithTitle:NSLocalizedString(@"Load State From...", nil) action:@selector(loadStateFrom) keyEquivalent:@""];
 	[load_state_from_item setEnabled:NO];
-	[load_state_from_item setTarget:NDS];
 
 	[file addItem:[NSMenuItem separatorItem]];
 
 	temp = [file addItemWithTitle:NSLocalizedString(@"Save State", nil) action:@selector(saveTo:) keyEquivalent:@""];
 	NSMenu *save_state_menu = [[NSMenu alloc] initWithTitle:NSLocalizedString(@"Save State", nil)];
-	[save_state_menu setAutoenablesItems:NO];
 	[temp setSubmenu:save_state_menu];
 
 	temp = [file addItemWithTitle:NSLocalizedString(@"Load State", nil) action:nil keyEquivalent:@""];
 	NSMenu *load_state_menu = [[NSMenu alloc] initWithTitle:NSLocalizedString(@"Load State", nil)];
-	[load_state_menu setAutoenablesItems:NO];
 	[temp setSubmenu:load_state_menu];
 
 	for(i = 0; i < SAVE_SLOTS; i++)
 	{
 		saveSlot_item[i] = [save_state_menu addItemWithTitle:[NSString stringWithFormat:NSLocalizedString(@"Slot %d", nil), i] action:@selector(saveToSlot:) keyEquivalent:@""];
 		[saveSlot_item[i] setEnabled:NO];
-		[saveSlot_item[i] setTarget:NDS];
 
 		loadSlot_item[i] = [load_state_menu addItemWithTitle:[saveSlot_item[i] title] action:@selector(loadFromSlot:) keyEquivalent:@""];
 		[loadSlot_item[i] setEnabled:NO];
-		[loadSlot_item[i] setTarget:NDS];
 	}
-
+//fixme changed save state item function names
 /* To be implemented when saves.h provides
 a way to get the time of a save that's not string/human formatted...
 
 	[save_state_menu addItem:[NSMenuItem separatorItem]];
 
 	temp = [save_state_menu addItemWithTitle:@"Save Over Oldest" action:nil keyEquivalent:@""];
-	[temp setEnabled:NO];
-	[temp setTarget:NDS];
 
 	temp = [save_state_menu addItemWithTitle:@"Save Over Latest" action:nil keyEquivalent:@""];
-	[temp setEnabled:NO];
-	[temp setTarget:NDS];
 */
 /* to be implemented after saves.h provides a way to delete saves...
 
 	[save_state_menu addItem:[NSMenuItem separatorItem]];
 
 	clear_all_saves_item = [save_state_menu addItemWithTitle:@"Clear Menu" action:@selector(askAndClearStates) keyEquivalent:@""];
-	[clear_all_saves_item setEnabled:NO];
-	[clear_all_saves_item setTarget:NDS];
 */
 /*
 	[save_state_menu addItem:[NSMenuItem separatorItem]];
 
 	temp = [save_state_menu addItemWithTitle:NSLocalizedString(@"View States", nil) action:nil keyEquivalent:@""];
-	[temp setEnabled:NO];
-	[temp setTarget:NDS];
 */
 /* To be implemented when saves.h provides
 a way to get the time of a save that's not a string / human formatted...
@@ -247,46 +216,37 @@ a way to get the time of a save that's not a string / human formatted...
 	[load_state_menu addItem:[NSMenuItem separatorItem]];
 
 	temp = [load_state_menu addItemWithTitle:@"Load Oldest" action:nil keyEquivalent:@""];
-	[temp setEnabled:NO];
-	[temp setTarget:NDS];
 
 	temp = [load_state_menu addItemWithTitle:@"Load Latest" action:nil keyEquivalent:@""];
-	[temp setEnabled:NO];
-	[temp setTarget:NDS];
 */
 /*
 	[load_state_menu addItem:[NSMenuItem separatorItem]];
 
 	temp = [load_state_menu addItemWithTitle:@"View States" action:nil keyEquivalent:@""];
-	[temp setEnabled:NO];
-	[temp setTarget:NDS];
 */
+#else
+	for(i = 0; i < SAVE_SLOTS; i++)
+	{
+		saveSlot_item[i] = nil;
+		loadSlot_item[i] = nil;
+	}
 #endif
 
 	[file addItem:[NSMenuItem separatorItem]];
 
 	close_rom_item = [file addItemWithTitle:NSLocalizedString(@"Close ROM", nil) action:@selector(askAndCloseROM) keyEquivalent:@"w"];
-	[close_rom_item setEnabled:NO];
-	[close_rom_item setTarget:NDS];
 
 	[file release];
 
 	//Create the Emulation Menu
 	emulation = [[NSMenu alloc] initWithTitle:NSLocalizedString(@"Emulation", nil)];
-	[emulation setAutoenablesItems:NO];
 	[menu setSubmenu:emulation forItem:emulation_item];
 
 	execute_item = [emulation addItemWithTitle:NSLocalizedString(@"Execute", nil) action:@selector(execute) keyEquivalent:@""];
-	[execute_item setTarget:NDS];
-	[execute_item setEnabled:NO];
 
 	pause_item = [emulation addItemWithTitle:NSLocalizedString(@"Pause", nil) action:@selector(pause) keyEquivalent:@""];
-	[pause_item setTarget:NDS];
-	[pause_item setEnabled:NO];
 
 	reset_item = [emulation addItemWithTitle:NSLocalizedString(@"Reset", nil) action:@selector(reset) keyEquivalent:@""];
-	[reset_item setTarget:NDS];
-	[reset_item setEnabled:NO];
 
 	[emulation addItem:[NSMenuItem separatorItem]];
 
@@ -294,22 +254,15 @@ a way to get the time of a save that's not a string / human formatted...
 	frame_skip_menu = [[NSMenu alloc] initWithTitle:NSLocalizedString(@"Frame Skip", nil)];
 	[temp setSubmenu:frame_skip_menu];
 
-	frame_skip_auto_item = [frame_skip_menu addItemWithTitle:NSLocalizedString(@"Auto", nil) action:@selector(setFrameSkip:) keyEquivalent:@""];
-	[frame_skip_auto_item setTarget:NDS];
-	[frame_skip_auto_item setState:NSOnState];
-	[frame_skip_auto_item setEnabled:YES];
+	frame_skip_auto_item = [frame_skip_menu addItemWithTitle:NSLocalizedString(@"Auto", nil) action:@selector(setFrameSkipFromMenuItem:) keyEquivalent:@""];
 
 	[frame_skip_menu addItem:[NSMenuItem separatorItem]];
 
-	frame_skip_item[0] = [frame_skip_menu addItemWithTitle:NSLocalizedString(@"Off", nil) action:@selector(setFrameSkip:) keyEquivalent:@""];
-	[frame_skip_item[0] setTarget:NDS];
-	[frame_skip_item[0] setEnabled:YES];
+	frame_skip_item[0] = [frame_skip_menu addItemWithTitle:NSLocalizedString(@"Off", nil) action:@selector(setFrameSkipFromMenuItem:) keyEquivalent:@""];
 
 	for(i = 1; i < MAX_FRAME_SKIP; i++)
 	{
-		frame_skip_item[i] = [frame_skip_menu addItemWithTitle:[NSString stringWithFormat:NSLocalizedString(@"Skip %d", nil), i] action:@selector(setFrameSkip:) keyEquivalent:@""];
-		[frame_skip_item[i] setTarget:NDS];
-		[frame_skip_item[i] setEnabled:YES];
+		frame_skip_item[i] = [frame_skip_menu addItemWithTitle:[NSString stringWithFormat:NSLocalizedString(@"Skip %d", nil), i] action:@selector(setFrameSkipFromMenuItem:) keyEquivalent:@""];
 	}
 
 	[frame_skip_menu release];
@@ -321,17 +274,9 @@ a way to get the time of a save that's not a string / human formatted...
 	[menu setSubmenu:view forItem:view_item];
 
 	resize1x = [view addItemWithTitle:NSLocalizedString(@"Size 1x", nil) action:@selector(resizeScreen1x) keyEquivalent:@"1"];
-	[resize1x setState:NSOnState];
-	[resize1x setTarget:main_window];
-
 	resize2x = [view addItemWithTitle:NSLocalizedString(@"Size 2x", nil) action:@selector(resizeScreen2x) keyEquivalent:@"2"];
-	[resize2x setTarget:main_window];
-
 	resize3x = [view addItemWithTitle:NSLocalizedString(@"Size 3x", nil) action:@selector(resizeScreen3x) keyEquivalent:@"3"];
-	[resize3x setTarget:main_window];
-
 	resize4x = [view addItemWithTitle:NSLocalizedString(@"Size 4x", nil) action:@selector(resizeScreen4x) keyEquivalent:@"4"];
-	[resize4x setTarget:main_window];
 
 	[view addItem:[NSMenuItem separatorItem]];
 /*
@@ -339,17 +284,9 @@ a way to get the time of a save that's not a string / human formatted...
 
 	[view addItem:[NSMenuItem separatorItem]];
 */
-	allows_resize_item = [view addItemWithTitle:NSLocalizedString(@"Allow Resize", nil) action:@selector(toggleAllowsResize) keyEquivalent:@""];
-	[allows_resize_item setState:NSOnState];
-	[allows_resize_item setTarget:main_window];
-
 	constrain_item = [view addItemWithTitle:NSLocalizedString(@"Constrain Proportions", nil) action:@selector(toggleConstrainProportions) keyEquivalent:@""];
-	[constrain_item setState:NSOnState];
-	[constrain_item setTarget:main_window];
-
 	min_size_item = [view addItemWithTitle:NSLocalizedString(@"No Smaller Than DS", nil) action:@selector(toggleMinSize) keyEquivalent:@""];
-	[min_size_item setState:NSOnState];
-	[min_size_item setTarget:main_window];
+	toggle_status_bar_item = [view addItemWithTitle:NSLocalizedString(@"Show Status Bar", nil) action:@selector(toggleStatusBar) keyEquivalent:@"/"];
 
 	[view addItem:[NSMenuItem separatorItem]];
 
@@ -358,20 +295,9 @@ a way to get the time of a save that's not a string / human formatted...
 	[temp setSubmenu: rotation_menu];
 
 	rotation0_item = [rotation_menu addItemWithTitle:NSLocalizedString(@"Rotation 0", nil) action:@selector(setRotation0) keyEquivalent:@""];
-	[rotation0_item setState:NSOnState];
-	[rotation0_item setTarget:main_window];
-
 	rotation90_item = [rotation_menu addItemWithTitle:NSLocalizedString(@"Rotation 90", nil) action:@selector(setRotation90) keyEquivalent:@""];
-	[rotation90_item setState:NSOffState];
-	[rotation90_item setTarget:main_window];
-
 	rotation180_item = [rotation_menu addItemWithTitle:NSLocalizedString(@"Rotation 180", nil) action:@selector(setRotation180) keyEquivalent:@""];
-	[rotation180_item setState:NSOffState];
-	[rotation180_item setTarget:main_window];
-
 	rotation270_item = [rotation_menu addItemWithTitle:NSLocalizedString(@"Rotation 270", nil) action:@selector(setRotation270) keyEquivalent:@""];
-	[rotation270_item setState:NSOffState];
-	[rotation270_item setTarget:main_window];
 
 	[rotation_menu release];
 
@@ -382,48 +308,22 @@ a way to get the time of a save that's not a string / human formatted...
 	[temp setSubmenu: layer_menu];
 
 	topBG0_item = [layer_menu addItemWithTitle:NSLocalizedString(@"Top BG0", nil) action:@selector(toggleTopBackground0) keyEquivalent:@""];
-	[topBG0_item setState:NSOnState];
-	[topBG0_item setTarget:main_window];
-
 	topBG1_item = [layer_menu addItemWithTitle:NSLocalizedString(@"Top BG1", nil) action:@selector(toggleTopBackground1) keyEquivalent:@""];
-	[topBG1_item setState:NSOnState];
-	[topBG1_item setTarget:main_window];
-
 	topBG2_item = [layer_menu addItemWithTitle:NSLocalizedString(@"Top BG2", nil) action:@selector(toggleTopBackground2) keyEquivalent:@""];
-	[topBG2_item setState:NSOnState];
-	[topBG2_item setTarget:main_window];
-
 	topBG3_item = [layer_menu addItemWithTitle:NSLocalizedString(@"Top BG3", nil) action:@selector(toggleTopBackground3) keyEquivalent:@""];
-	[topBG3_item setState:NSOnState];
-	[topBG3_item setTarget:main_window];
 
 	[layer_menu addItem:[NSMenuItem separatorItem]];
 
 	subBG0_item = [layer_menu addItemWithTitle:NSLocalizedString(@"Sub BG0", nil) action:@selector(toggleSubBackground0) keyEquivalent:@""];
-	[subBG0_item setState:NSOnState];
-	[subBG0_item setTarget:main_window];
-
 	subBG1_item = [layer_menu addItemWithTitle:NSLocalizedString(@"Sub BG1", nil) action:@selector(toggleSubBackground1) keyEquivalent:@""];
-	[subBG1_item setState:NSOnState];
-	[subBG1_item setTarget:main_window];
-
 	subBG2_item = [layer_menu addItemWithTitle:NSLocalizedString(@"Sub BG2", nil) action:@selector(toggleSubBackground2) keyEquivalent:@""];
-	[subBG2_item setState:NSOnState];
-	[subBG2_item setTarget:main_window];
-
 	subBG3_item = [layer_menu addItemWithTitle:NSLocalizedString(@"Sub BG3", nil) action:@selector(toggleSubBackground3) keyEquivalent:@""];
-	[subBG3_item setState:NSOnState];
-	[subBG3_item setTarget:main_window];
 
 	[layer_menu release];
 
 	[view addItem:[NSMenuItem separatorItem]];
 
-	allows_resize_item = [view addItemWithTitle:NSLocalizedString(@"Screenshot to File", nil) action:@selector(screenShotToFile) keyEquivalent:@""];
-	[allows_resize_item setTarget:main_window];
-
-	allows_resize_item = [view addItemWithTitle:NSLocalizedString(@"Screenshot to Window", nil) action:@selector(screenShotToWindow) keyEquivalent:@""];
-	[allows_resize_item setTarget:main_window];
+	screenshot_to_file_item = [view addItemWithTitle:NSLocalizedString(@"Save Screenshot...", nil) action:@selector(saveScreenshot) keyEquivalent:@""];
 
 	[view release];
 
@@ -439,29 +339,22 @@ a way to get the time of a save that's not a string / human formatted...
 
 	for(i = 0; i < 10; i++)
 	{
-		volume_item[i] = [volume_menu addItemWithTitle:[NSString stringWithFormat:NSLocalizedString(@"Volume %d", nil), (i+1)*10] action:@selector(setVolume:) keyEquivalent:@""];
-		[volume_item[i] setTarget:NDS];
-		if(i == 9)
-			[volume_item[i] setState:NSOnState]; //check 100% volume since it's defaults
+		volume_item[i] = [volume_menu addItemWithTitle:[NSString stringWithFormat:NSLocalizedString(@"Volume %d", nil), (i+1)*10] action:@selector(setVolumeFromMenu:) keyEquivalent:@""];
 	}
 
 	[volume_menu release];
 
 	[sound_menu addItem:[NSMenuItem separatorItem]];
 
-	mute_item = [sound_menu addItemWithTitle:NSLocalizedString(@"Mute", nil) action:@selector(toggleMuting) keyEquivalent:@""];
-	[mute_item setTarget:NDS];
+	mute_item = [sound_menu addItemWithTitle:NSLocalizedString(@"Mute", nil) action:@selector(toggleMute) keyEquivalent:@""];
 /*
 	[sound_menu addItem:[NSMenuItem separatorItem]];
 
 	temp = [sound_menu addItemWithTitle:@"Record to File..." action:@selector(chooseSoundOutputFile) keyEquivalent: @"r"];
-	[temp setTarget:NDS];
 
 	temp = [sound_menu addItemWithTitle:@"Pause Recording" action:@selector(startRecording) keyEquivalent: @""];
-	[temp setTarget:NDS];
 
 	temp = [sound_menu addItemWithTitle:@"Save Recording" action:@selector(pauseRecording) keyEquivalent: @""];
-	[temp setTarget:NDS];
 */
 
 	[sound_menu release];
@@ -512,7 +405,7 @@ int main(int argc, char *argv[])
 	[NSApplication sharedApplication];
 	[NSApp setDelegate:[[AppDelegate alloc] init]];
 
-	return NSApplicationMain(argc,  (const char **) argv);
+	return NSApplicationMain(argc, (const char**)argv);
 }
 
 //gdb stuff--------------------------------------------------------------------------------
@@ -531,6 +424,22 @@ void joinThread_gdb(void *thread_handle)
 
 @implementation AppDelegate
 
+- (void)pickROM
+{
+	NSOpenPanel *panel = [NSOpenPanel openPanel];
+
+	[panel setCanChooseDirectories:NO];
+	[panel setCanChooseFiles:YES];
+	[panel setAllowsMultipleSelection:NO];
+
+	if([panel runModalForDirectory:nil file:nil types:[NSArray arrayWithObjects:@"NDS", @"DS.GBA", nil]] == NSOKButton)
+	{
+		NSString* selected_file = [[panel filenames] lastObject]; //hopefully also the first object
+
+		[self application:NSApp openFile:selected_file];
+	}
+}
+
 - (BOOL)application:(NSApplication*)sender openFile:(NSString*)filename
 {
 	//verify everything
@@ -538,8 +447,11 @@ void joinThread_gdb(void *thread_handle)
 	if(!filename)return NO;
 	if([filename length] == 0)return NO;
 
-	if([NDS loadROM:filename])
+	if([main_window loadROM:filename])
+	{
+		//[main_window execute];
 		return YES;
+	}
 
 	return NO;
 }
@@ -554,8 +466,9 @@ void joinThread_gdb(void *thread_handle)
 	if(!filename)goto fail;
 	if([filename length] == 0)goto fail;
 
-	if([NDS loadROM:filename])
+	if([main_window loadROM:filename])
 	{
+		//[main_window execute];
 		[sender replyToOpenOrPrint:NSApplicationDelegateReplySuccess];
 		return;
 	}
@@ -564,68 +477,39 @@ fail:
 	[sender replyToOpenOrPrint:NSApplicationDelegateReplySuccess];
 }
 
-- (void)applicationWillFinishLaunching:(NSNotification *)aNotification
+- (void)applicationWillFinishLaunching:(NSNotification*)notification
 {
 	//Set default values for all preferences
 	//(this wont override saved preferences as
 	//they work in different preference domains)
 	setAppDefaults();
 
+	//create the menus
+	CreateMenu(self);
+}
+
+- (void)applicationDidFinishLaunching:(NSNotification*)notification
+{
 	//Bring the application to the front
 	[NSApp activateIgnoringOtherApps:TRUE];
 
-	//create the global ds object
-	NDS = [[NintendoDS alloc] init];
-
 	//create the video output window (the only window that opens with the app)
 	main_window = [[VideoOutputWindow alloc] init];
-
-	//create the menus
-	CreateMenu();
 }
 
-- (void)applicationDidFinishLaunching:(NSNotification *)aNotification
-{
-	//init opengl 3d ness
-	NDS_3D_SetDriver (GPU3D_OPENGL);
-	if(!gpu3D->NDS_3D_Init())
-		messageDialog(NSLocalizedString(@"Error", nil), @"Unable to initialize OpenGL components");
-
-#ifdef MULTITHREADED
-
-	//Breakoff a thread to run
-	[NSApplication detachDrawingThread:@selector(run) toTarget:NDS withObject:nil];
-
-#else
-	[NDS run];
-
-	//it seems we need an event before it will quit
-	//(probably applicationWillTersminatehas something to do with calling run from applicationDidFinishLaunching?)
-	[NSEvent startPeriodicEventsAfterDelay:0 withPeriod:1];
-
-#endif
-}
-
-- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender
+- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication*)sender
 {
 	//Ask user if he/she wants to quit
-	if(AskForQuit())
+	//ask the user if quitting is acceptable
+	if(messageDialogYN(NSLocalizedString(@"DeSmuME Emulator", nil), NSLocalizedString(@"Are you sure you want to quit?", nil)))
 		return NSTerminateNow;
 	else
 		return NSTerminateCancel;
 }
 
-- (void)applicationWillTerminate:(NSNotification*)aNotification
+- (void)applicationWillTerminate:(NSNotification*)notification
 {
-	//Quit
-	[NDS destroy];
-	finished = true;
-
-	//Free memory
 	[main_window release];
-	[NSApp setServicesMenu:nil];
-	[NSApp setMainMenu:nil];
-	[menu release];
 }
 
 @end
diff --git a/desmume/src/cocoa/main_window.h b/desmume/src/cocoa/main_window.h
index 970b61810..911231e9a 100644
--- a/desmume/src/cocoa/main_window.h
+++ b/desmume/src/cocoa/main_window.h
@@ -17,39 +17,52 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
-#ifndef MAIN_WINDOW_H
-#define MAIN_WINDOW_H
-
 #import <Cocoa/Cocoa.h>
 
-@class VideoOutputView;
-//this is used internally by VideoOutputWindow
+#import "nds_control.h"
 
+@class VideoOutputView;
+@class InputHandler;
+//this is used internally by VideoOutputWindow
 
 //This interface is to create and manaage the window
 //that displays DS video output and takes keyboard/mouse input
 //do not instanciate more than one of these
-@interface VideoOutputWindow : NSWindow
+@interface VideoOutputWindow : NintendoDS
 {
 	@private
+	NSWindow *window;
 	NSWindowController *controller;
 	VideoOutputView *video_output_view;
+	NSTextField *status_view;
+	InputHandler *input;
+	float status_bar_height;
+
+	bool no_smaller_than_ds;
+	bool keep_proportions;
 }
 
 //initialization
 - (id)init;
 - (void)dealloc;
 
-//call this function to read the screen from the emulator and update the window
-//this is the only method involving cocoa that should be called from the run() function
-- (void)updateScreen;
+//overloaded from NintendoDS class
+- (BOOL)loadROM:(NSString*)filename;
+- (void)execute;
+- (void)pause;
+- (void)reset;
+- (void)setFrameSkip:(int)frameskip;
+- (void)closeROM;
 
-//
-- (void)clearScreenWhite; //for when a rom is loaded but stopped
-- (void)clearScreenBlack; //for when the emulator is not loaded
+//save features overloaded from nds class
+- (BOOL)saveState:(NSString*)file;
+- (BOOL)loadState:(NSString*)file;
+- (BOOL)saveStateToSlot:(int)slot; //0 to MAX_SLOTS-1, anything else is ignored
+- (BOOL)loadStateFromSlot:(int)slot;
 
-//resets the min size internalls (when rotation changes), shouldn't be used from outside
-- (void)resetMinSize:(bool)resize;
+//save functions for the program menu to callback to
+- (BOOL)saveStateAs;
+- (BOOL)loadStateFrom;
 
 //toggles between allowing tiny sizes and only being as small as DS
 - (void)toggleMinSize;
@@ -58,16 +71,18 @@
 //this is screen size not window size
 - (void)resizeScreen:(NSSize)size;
 
-
 //like resizeScreen but does a size in relation to DS pixels
 - (void)resizeScreen1x;
 - (void)resizeScreen2x;
 - (void)resizeScreen3x;
 - (void)resizeScreen4x;
 
+//converts window coords to DS coords
+- (NSPoint)windowPointToDSCoords:(NSPoint)location;
+
 //
-- (void)toggleAllowsResize;
 - (void)toggleConstrainProportions;
+- (void)toggleStatusBar;
 
 //rotation
 - (void)setRotation0;
@@ -86,19 +101,9 @@
 - (void)toggleSubBackground3;
 
 //screenshots
-- (void)screenShotToFile;
-- (void)screenShotToWindow;
-- (const unsigned char *)getBuffer;//pause before calling
+- (void)saveScreenshot;
 
-//keyboard input
-- (void)keyDown:(NSEvent*)event;
-- (void)keyUp:(NSEvent*)event;
-
-//mouse input
-- (void)mouseDown:(NSEvent*)event;
-- (void)mouseDragged:(NSEvent*)event;
-- (void)mouseUp:(NSEvent*)event;
+//delegate
+- (void)windowDidBecomeMain:(NSNotification*)notification;
 
 @end
-
-#endif //MAIN_WINDOW_H
diff --git a/desmume/src/cocoa/main_window.m b/desmume/src/cocoa/main_window.m
index e6b6570eb..956da68a2 100644
--- a/desmume/src/cocoa/main_window.m
+++ b/desmume/src/cocoa/main_window.m
@@ -21,43 +21,51 @@
 #import <OpenGL/gl.h>
 
 //DeSmuME Cocoa includes
-#import "globals.h"
 #import "main_window.h"
-#import "nds_control.h"
 #import "screenshot.h"
-
-//DeSmuME general includes
-#define OBJ_C
-#include "../MMU.h"
-#include "../GPU.h"
-#undef BOOL
-
-//
-BOOL keep_proportions = YES;
-
-//Title bar size (calculated by VideoOuputWindow init)
-//useful for window rect calculations
-unsigned short title_bar_height;
+#import "video_output_view.h"
+#import "input.h"
+#import "rom_info.h"
 
 //How much padding to put around the video output
 #define WINDOW_BORDER_PADDING 5
 
-//data is copied here from the DS screen to flip it
-volatile u8 correction_buffer[DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT_COMBINED * 2 /*bits per pixel*/];
-volatile u8 temp_buffer[DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT_COMBINED * 2 /*bits per pixel*/];
+#define MAX_FRAME_SKIP 10
 
-//fast access to size of openglview (not size of window)
-volatile unsigned short x_size = DS_SCREEN_WIDTH;
-volatile unsigned short y_size = DS_SCREEN_HEIGHT_COMBINED;
+#define ROTATION_0   0
+#define ROTATION_90  1
+#define ROTATION_180 2
+#define ROTATION_270 3
+
+#define DS_SCREEN_HEIGHT_COMBINED (192*2) /*height of the two screens*/
+#define DS_SCREEN_X_RATIO (256.0 / (192.0 * 2.0))
+#define DS_SCREEN_Y_RATIO ((192.0 * 2.0) / 256.0)
+
+//
+NSMenuItem *close_rom_item;
+NSMenuItem *execute_item;
+NSMenuItem *pause_item;
+NSMenuItem *reset_item;
+NSMenuItem *save_state_as_item;
+NSMenuItem *load_state_from_item;
+NSMenuItem *saveSlot_item[MAX_SLOTS];
+NSMenuItem *loadSlot_item[MAX_SLOTS];
+//NSMenuItem *clear_all_saves_item;
+NSMenuItem *rom_info_item;
+NSMenuItem *frame_skip_auto_item;
+NSMenuItem *frame_skip_item[MAX_FRAME_SKIP];
+
+NSMenuItem *volume_item[10];
+NSMenuItem *mute_item;
 
 //screen menu items
 NSMenuItem *resize1x;
 NSMenuItem *resize2x;
 NSMenuItem *resize3x;
 NSMenuItem *resize4x;
-NSMenuItem *allows_resize_item;
 NSMenuItem *constrain_item;
 NSMenuItem *min_size_item;
+NSMenuItem *toggle_status_bar_item;
 NSMenuItem *rotation0_item;
 NSMenuItem *rotation90_item;
 NSMenuItem *rotation180_item;
@@ -70,329 +78,100 @@ NSMenuItem *subBG0_item;
 NSMenuItem *subBG1_item;
 NSMenuItem *subBG2_item;
 NSMenuItem *subBG3_item;
-
-//Default key config (based on the windows version)
-unsigned short ds_up     = 126; //up arrow
-unsigned short ds_down   = 125; //down arrow
-unsigned short ds_left   = 123; //left arrow
-unsigned short ds_right  = 124; //right arrrow
-unsigned short ds_a      = 9  ; //v
-unsigned short ds_b      = 11 ; //b
-unsigned short ds_x      = 5  ; //g
-unsigned short ds_y      = 4  ; //h
-unsigned short ds_l      = 8  ; //c
-unsigned short ds_r      = 45 ; //n
-unsigned short ds_select = 49 ; //space bar
-unsigned short ds_start  = 36 ; //enter
-unsigned short ds_debug  = 999;
-
-//
-unsigned short save_slot_1  = 122; //F1
-unsigned short save_slot_2  = 120; //F2
-unsigned short save_slot_3  =  99; //F3
-unsigned short save_slot_4  = 118; //F4
-unsigned short save_slot_5  =  96; //F5
-unsigned short save_slot_6  =  97; //F6
-unsigned short save_slot_7  =  98; //F7
-unsigned short save_slot_8  = 100; //F8
-unsigned short save_slot_9  = 101; //F9
-unsigned short save_slot_10 = 109; //F10
-//unsigned short save_slot_11 = 103; //F11
-//unsigned short save_slot_12 = 111; //F12
-
-NSOpenGLContext *gpu_context;
-
-//rotation
-
-//extern unsigned char GPU_screen3D[256*256*4];
-
-u8 gpu_buff[256 * 256 * 4];
-//#define gpu_buff GPU_screen3D
-
-//min sizes (window size, not ds screen size)
-NSSize min_size;
-
-////////////////////////////////////////////////////////////////////////////////////////
-//Video output view -------------------------------------------------------------------
-////////////////////////////////////////////////////////////////////////////////////////
-
-@interface VideoOutputView : NSView
-{
-	@public
-	u8 rotation;
-
-	@private
-	NSOpenGLContext* context;
-	NSOpenGLPixelFormat* format;
-}
-- (id)initWithFrame:(NSRect)frame;
-- (void)dealloc;
-- (void)draw;
-- (void)drawRect:(NSRect)bounds;
-- (void)setFrame:(NSRect)rect;
-- (BOOL)isOpaque;
-@end
-
-@implementation VideoOutputView
-
-- (id)initWithFrame:(NSRect)frame
-{
-	//Initialize the view------------------------------------------------------------------
-
-	self = [super initWithFrame:frame];
-
-	if(self==nil)
-	{
-		messageDialog(NSLocalizedString(@"Error", nil), @"Could not init frame for OpenGL display");
-		return nil;
-	}
-
-	//Initialize the OpenGL context for displaying the screen -----------------------------------
-
-	//Create the pixel format for our video output view
-	NSOpenGLPixelFormatAttribute attrs[] =
-	{
-		NSOpenGLPFAAccelerated,
-		NSOpenGLPFANoRecovery,
-		NSOpenGLPFAColorSize, 16,
-		NSOpenGLPFAAlphaSize, 0,
-		NSOpenGLPFADepthSize, 0,
-		NSOpenGLPFAWindow,
-		0
-	};
-
-	NSOpenGLPixelFormat* pixel_format = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
-	if(pixel_format == nil)
-	{
-		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create OpenGL pixel format for video output");
-		return self;
-	}
-
-	context = [[NSOpenGLContext alloc] initWithFormat:pixel_format shareContext:nil];
-	if(context == nil)
-	{
-		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create OpenGL context for video output");
-		return self;
-	}
-
-	//Initialize the OpenGL context for 3D rendering ---------------------------------------
-
-	//Create the pixel format for our gpu
-	NSOpenGLPixelFormatAttribute attrs2[] =
-	{
-		//NSOpenGLPFAAccelerated,
-		//NSOpenGLPFANoRecovery,
-		//NSOpenGLPFADoubleBuffer,
-		NSOpenGLPFAColorSize, 24,
-		NSOpenGLPFAAlphaSize, 8,
-		NSOpenGLPFADepthSize, 24,
-		//NSOpenGLPFAStencilSize, 8,
-		NSOpenGLPFAOffScreen,
-		0
-	};
-
-	NSOpenGLPixelFormat* pixel_format2 = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs2];
-	if(pixel_format2 == nil)
-	{
-		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create OpenGL pixel format for GPU");
-		return self;
-	}
-
-	gpu_context = [[NSOpenGLContext alloc] initWithFormat:pixel_format2 shareContext:nil];
-	if(gpu_context == nil)
-	{
-		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create OpenGL context for GPU");
-		return self;
-	}
-
-	//offscreen rendering
-	[gpu_context setOffScreen:(void*)&gpu_buff width:DS_SCREEN_WIDTH height:DS_SCREEN_HEIGHT rowbytes:DS_SCREEN_WIDTH * 4];
-
-	//this will init opengl for drawing
-	[self setFrame:frame];
-
-	//
-	return self;
-}
-
-- (void)dealloc
-{
-	if(context)
-		[context release];
-
-	if(format)
-		[format release];
-
-	[super dealloc];
-}
-
-- (void) draw
-{
-	NSRect blar;
-	[self drawRect:blar];
-}
-
-- (void)drawRect:(NSRect)bounds
-{
-	[context setView:self]; //for some reason this doesnt work when called from the init function
-
-	[context makeCurrentContext];
-
-	if(rotation == ROTATION_0 || rotation == ROTATION_180)
-	{
-
-		//here we send our corrected video buffer off to OpenGL where it gets pretty much
-		//directly copied to the frame buffer (and converted to the devices color format)
-		glDrawPixels(DS_SCREEN_WIDTH, DS_SCREEN_HEIGHT_COMBINED, GL_RGBA, GL_UNSIGNED_SHORT_1_5_5_5_REV, (GLvoid*)&correction_buffer);
-
-	} else
-	{
-		glDrawPixels(DS_SCREEN_HEIGHT_COMBINED, DS_SCREEN_WIDTH, GL_RGBA, GL_UNSIGNED_SHORT_1_5_5_5_REV, (GLvoid*)&correction_buffer);
-	}
-
-	glFlush();
-
-	[gpu_context makeCurrentContext];
-}
-
-- (void)setFrame:(NSRect)rect
-{
-	BOOL was_paused = paused;
-	[NDS pause];
-
-	[super setFrame:rect];
-
-	[context update];
-
-#ifndef MULTITHREADED
-	[context makeCurrentContext];
-#endif
-
-	//set the viewport (so the raster pos will be correct)
-	glViewport(0, 0, rect.size.width, rect.size.height);
-
-	if(rotation == ROTATION_0)
-	{
-
-		//the raster pos controls where the bitmap where will be placed
-		glRasterPos2f(-1, 1);
-
-		//set the pixel zoom so our bitmap streches to fit our new opengl size
-		glPixelZoom(((float)rect.size.width) / ((float)DS_SCREEN_WIDTH), -((float)rect.size.height) / ((float)DS_SCREEN_HEIGHT_COMBINED));
-
-	} else if (rotation == ROTATION_90)
-	{
-
-		//the raster pos controls where the bitmap where will be placed
-		glRasterPos2f(1, 1);
-
-		//set the pixel zoom so our bitmap streches to fit our new opengl size
-		glPixelZoom(-((float)rect.size.width) / ((float)DS_SCREEN_HEIGHT_COMBINED), -((float)rect.size.height) / ((float)DS_SCREEN_WIDTH));
-
-	} else if (rotation == ROTATION_180)
-	{
-
-		//set the viewport (so the raster pos will be correct)
-		glViewport(0, 0, rect.size.width, rect.size.height);
-
-		//the raster pos controls where the bitmap where will be placed
-		glRasterPos2f(1, -1);
-
-		//set the pixel zoom so our bitmap streches to fit our new opengl size
-		glPixelZoom(-((float)rect.size.width) / ((float)DS_SCREEN_WIDTH), ((float)rect.size.height) / ((float)DS_SCREEN_HEIGHT_COMBINED));
-
-	} else if (rotation == ROTATION_270)
-	{
-		//the raster pos controls where the bitmap where will be placed
-		glRasterPos2f(-1, -1);
-
-		//set the pixel zoom so our bitmap streches to fit our new opengl size
-		glPixelZoom(((float)rect.size.width) / ((float)DS_SCREEN_HEIGHT_COMBINED), ((float)rect.size.height) / ((float)DS_SCREEN_WIDTH));
-
-	}
-
-#ifndef MULTITHREADED
-	[gpu_context makeCurrentContext];
-#endif
-
-	if(!was_paused)[NDS execute];
-}
-
-- (BOOL)isOpaque
-{
-	return YES;
-}
-@end
-
-///////////////////////////////////////////////////////////////////////////////////////
-//Video output window class ----------------------------------------------------------
-///////////////////////////////////////////////////////////////////////////////////////
-
-@interface VideoOutputWindow (delegate)
-- (void)windowDidResize:(NSNotification*)aNotification;
-- (BOOL)windowShouldClose:(id)sender;
-- (NSSize)windowWillResize:(NSWindow*)sender toSize:(NSSize)proposedFrameSize;
-@end
+NSMenuItem *screenshot_to_file_item;
 
 @implementation VideoOutputWindow
 
+- (void)setStatusText:(NSString*)value
+{
+	static NSString *retained_value = nil; //stores the string value incease the status_view is deleted and recreated
+
+	if(status_view == nil)
+	{
+		retained_value = value;
+		[retained_value retain];
+	} else
+	{
+		if(value == nil)
+		{
+			if(retained_value != nil)
+			{
+				[status_view setStringValue:retained_value];
+			} else
+				[status_view setStringValue:@""];
+		} else
+		{
+			[status_view setStringValue:value];
+
+			[retained_value release];
+			retained_value = value;
+			[retained_value retain];
+		}
+	}
+}
+
 - (id)init
 {
+	//Create the NDS
+	self = [super init];
+
+	if(self == nil)return nil;
 
 	//
 	NSRect rect;
 
+	//Set vars
+	no_smaller_than_ds = true;
+	keep_proportions = true;
+
 	//Create the window rect (content rect - title bar not included in size)
 	rect.size.width = DS_SCREEN_WIDTH + WINDOW_BORDER_PADDING * 2;
-	rect.size.height = DS_SCREEN_HEIGHT_COMBINED + WINDOW_BORDER_PADDING;
+	rect.size.height = DS_SCREEN_HEIGHT_COMBINED + status_bar_height;
 	rect.origin.x = 200;
 	rect.origin.y = 200;
 
 	//allocate the window
-	self = [super initWithContentRect:rect styleMask:
-
+	if((window = [[NSWindow alloc] initWithContentRect:rect styleMask:
 	NSTitledWindowMask|NSResizableWindowMask|/*NSClosableWindowMask|*/NSMiniaturizableWindowMask|NSTexturedBackgroundWindowMask
-
-	backing:NSBackingStoreBuffered defer:NO screen:nil];
-
-	[self setTitle:NSLocalizedString(@"DeSmuME Emulator", nil)];
-
-	//set minimum window size (to the starting size, pixel-for-pixel to DS)
-	//this re-gets the window rect to include the title bar size
-	NSSize tempsize;
-	tempsize.width = 1;
-	tempsize.height = 1;
-	[self setMinSize:tempsize];
-	min_size = rect.size;
-
-	NSSize temp;
-	temp.width = WINDOW_BORDER_PADDING * 2 + 2;
-	temp.height = WINDOW_BORDER_PADDING + 2;
-	[self setContentMinSize:temp];
-
-	//set title_bar_height
-	title_bar_height = [super frame].size.height - rect.size.height;
-
-	//Set the window delegate to itself
-	[self setDelegate:self];
+	backing:NSBackingStoreBuffered defer:NO screen:nil])==nil)
+	{
+		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create window");
+		return nil;
+	}
+	[window setTitle:NSLocalizedString(@"DeSmuME Emulator", nil)];
 
 	//Create the image view where we will display video output
 	rect.origin.x = WINDOW_BORDER_PADDING;
-	rect.origin.y = WINDOW_BORDER_PADDING;
+	rect.origin.y = status_bar_height;
 	rect.size.width = DS_SCREEN_WIDTH;
 	rect.size.height = DS_SCREEN_HEIGHT_COMBINED;
-	if((video_output_view = [[VideoOutputView alloc] initWithFrame:rect]) == nil)
-		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create OpenGL view to display screens");
-	else
-	{
-		[[self contentView] addSubview:video_output_view];
-	}
+
+	if((video_output_view = [[VideoOutputView alloc] initWithFrame:rect withDS:self]) == nil)
+		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create video output view");
+
+	[[window contentView] addSubview:video_output_view];
+
+	//Add the video update callback
+	[self setVideoUpdateCallback:@selector(updateScreen:) withObject:video_output_view];
+
+	//Add the error callback
+	[self setErrorCallback:@selector(emulationError) withObject:self];
 
 	//Show the window
-	[controller = [[NSWindowController alloc] initWithWindow:self] showWindow:nil];
+	[window setDelegate:self]; //we do this after making the ouput/statusbar incase some delegate method gets called suddenly
+	[controller = [[NSWindowController alloc] initWithWindow:window] showWindow:nil];
 
-	//Start with a blank screen
-	[self clearScreenBlack];
+	//Create the input manager
+	input = [[InputHandler alloc] initWithWindow:(id)self];
+	NSResponder *temp = [window nextResponder];
+	[window setNextResponder:input];
+	[input setNextResponder:temp];
+
+	//Start the status bar by default
+	//also sets the min window size
+	status_view = nil;
+	[self setStatusText:NSLocalizedString(@"No ROM loaded", nil)];
+	[self toggleStatusBar];
 
 	return self;
 }
@@ -400,150 +179,328 @@ NSSize min_size;
 - (void)dealloc
 {
 	[video_output_view release];
+	[status_view release];
 
 	[self retain]; //see the comment in init after we initialize the window controller
 	[controller release];
 
-	[resize1x release];
-	[resize2x release];
-	[resize3x release];
-	[resize4x release];
-	[allows_resize_item release];
-	[constrain_item release];
-	[min_size_item release];
-	[rotation0_item release];
-	[rotation90_item release];
-	[rotation180_item release];
-	[rotation270_item release];
-	[topBG0_item release];
-	[topBG1_item release];
-	[topBG2_item release];
-	[topBG3_item release];
-	[subBG0_item release];
-	[subBG1_item release];
-	[subBG2_item release];
-	[subBG3_item release];
-
 	[super dealloc];
 }
 
-- (void)updateScreen
+- (BOOL)loadROM:(NSString*)filename
 {
-	//here we copy gpu_screen to our own buffer
+	//Attemp to load the rom
+	BOOL result = [super loadROM:filename];
 
-	if(video_output_view->rotation == ROTATION_0 || video_output_view->rotation == ROTATION_180)
-		memcpy(&correction_buffer, &GPU_screen, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT_COMBINED * 2);
-	else
+	//Set status var and screen depending on whether the rom could be loaded
+	if(result == NO)
 	{
-		//here is where we turn the screen sideways
+		[video_output_view clearScreenBlack]; //black if the rom doesn't load
+		[self setStatusText:NSLocalizedString(@"No ROM Loaded", nil)];
+		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't load ROM");
+	} else
+	{
+		//if it worked, check the execute upon load option
+		if([[NSUserDefaults standardUserDefaults] boolForKey:@"Execute Upon Load"])
+			[self execute];
+		else
+		{
+			[video_output_view clearScreenWhite]; //white if the rom loaded but is not playing
+			[self setStatusText:NSLocalizedString(@"ROM Loaded", nil)];
+		}
 
-		int x, y;
-		for(x = 0; x< DS_SCREEN_WIDTH; x++)
-			for(y = 0; y < DS_SCREEN_HEIGHT_COMBINED; y++)
-			{
-				correction_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2] = GPU_screen[(y * DS_SCREEN_WIDTH + x) * 2];
-				correction_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2 + 1] = GPU_screen[(y * DS_SCREEN_WIDTH + x) * 2 + 1];
-			}
+		//add the rom to the recent documents list
+		[[NSDocumentController sharedDocumentController] noteNewRecentDocumentURL:[NSURL fileURLWithPath:filename]];
 
+		//update the rom info window, if needed
+		[ROMInfo changeDS:self];
 	}
 
-	//then video output view draws from that buffer
-	[video_output_view draw];
+	//reset menu items
+	if([self ROMLoaded] == YES)
+	{
+		int i;
+		for(i = 0; i < MAX_SLOTS; i++)
+			if([self saveStateExists:i] == YES)
+				[saveSlot_item[i] setState:NSOnState];
+			else
+				[saveSlot_item[i] setState:NSOffState];
+	} else
+	{
+		int i;
+		for(i = 0; i < MAX_SLOTS; i++)
+			[saveSlot_item[i] setState:NSOffState];
+	}
+
+	return result;
 }
 
-- (void)clearScreenWhite
+- (void)execute
 {
-	//fill our buffer with pure white
-	memset(&correction_buffer, 255, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT_COMBINED * 2);
+	[super execute];
 
-	[video_output_view draw];
+	if([pause_item target] == self)
+		[pause_item setState:NSOffState];
+	if([execute_item target] == self)
+		[execute_item setState:NSOnState];
+
+ 	[self setStatusText:NSLocalizedString(@"Emulation Executing", nil)];
 }
 
-- (void)clearScreenBlack
+- (void)pause
 {
-	//fill our buffer with pure white
-	memset(&correction_buffer, 0, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT_COMBINED * 2);
+	[super pause];
 
-	[video_output_view draw];
+	if([pause_item target] == self)
+		[pause_item setState:NSOnState];
+ 	if([execute_item target] == self)
+		[execute_item setState:NSOffState];
+
+ 	[self setStatusText:NSLocalizedString(@"Emulation Paused", nil)];
 }
 
-- (void)resetMinSize:(bool)resize
+- (void)reset
 {
-	if(video_output_view->rotation == ROTATION_0 || video_output_view->rotation == ROTATION_180)
+	[super reset];
+
+	//if we're paused, clear the screen to show we've reset
+	//as opposed to just leaving whatever image is there
+	if([self paused])
+	{
+		[self setStatusText:NSLocalizedString(@"Emulation Reset", nil)];
+		[video_output_view clearScreenWhite];
+	}
+}
+
+- (void)emulationError
+{
+	messageDialog(NSLocalizedString(@"Error", nil), NSLocalizedString(@"An emulation error occured", nil));
+}
+
+- (void)setFrameSkip:(int)frameskip
+{
+	[super setFrameSkip:frameskip];
+	frameskip = [super frameSkip];
+
+	if([frame_skip_auto_item target] == self)
+	if(frameskip < 0)
+		[frame_skip_auto_item setState:NSOnState];
+	else
+		[frame_skip_auto_item setState:NSOffState];
+
+	int i;
+	for(i = 0; i < MAX_FRAME_SKIP; i++)
+		if([frame_skip_item[i] target] == self)
+			if(i == frameskip)
+				[frame_skip_item[i] setState:NSOnState];
+			else
+				[frame_skip_item[i] setState:NSOffState];
+}
+
+- (void)setFrameSkipFromMenuItem:(id)sender
+{
+	//see if this was sent from the autoskip menu item
+	if(sender == frame_skip_auto_item)
+	{
+		//set the frame skip to auto
+		[self setFrameSkip:-1];
+		return;
+	}
+
+	//search through the frame skip menu items to find out which one called this function
+	int i;
+	for(i = 0; i < MAX_FRAME_SKIP; i++)
+		if(sender == frame_skip_item[i])
+		{
+			[self setFrameSkip:i];
+			return;
+		}
+}
+
+- (void)closeROM
+{
+	[super closeROM];
+
+	//reset window
+	[video_output_view clearScreenBlack];
+	[self setStatusText:NSLocalizedString(@"No ROM Loaded", nil)];
+
+	//reset menu items
+	if([window isMainWindow] == YES)
+	{
+		int i;
+		for(i = 0; i < MAX_SLOTS; i++)
+			[saveSlot_item[i] setState:NSOffState];
+
+		[execute_item setState:NSOffState];
+		[pause_item setState:NSOffState];
+	}
+
+	//close ROM info
+	[ROMInfo closeROMInfo];
+}
+
+- (void)askAndCloseROM
+{
+	if(messageDialogYN(NSLocalizedString(@"DeSmuME Emulator", nil), NSLocalizedString(@"Are you sure you want to close the ROM?", nil)))
+		[self closeROM];
+}
+
+- (BOOL)saveState:(NSString*)file
+{
+	return [super saveState:file];
+}
+
+- (BOOL)loadState:(NSString*)file
+{
+	return [super loadState:file];
+}
+
+- (BOOL)saveStateToSlot:(int)slot
+{
+	if([super saveStateToSlot:slot] == YES)
+	{
+		if([saveSlot_item[slot] target] == self);
+			[saveSlot_item[slot] setState:NSOnState];
+
+		//if([clear_all_saves_item target] == self);
+		//[clear_all_saves_item setEnabled:YES];
+
+		return YES;
+	}
+
+	return NO;
+}
+
+- (BOOL)loadStateFromSlot:(int)slot
+{
+	return [super loadStateFromSlot:slot];
+}
+
+- (BOOL)saveStateAs
+{
+	NSSavePanel *panel = [NSSavePanel savePanel];
+	[panel setTitle:NSLocalizedString(@"Save State...", nil)];
+	[panel setRequiredFileType:@"DST"];
+
+	if([panel runModal] == NSFileHandlingPanelOKButton)
+		return [self saveState:[panel filename]];
+
+	return NO;
+}
+
+- (BOOL)loadStateFrom
+{
+	NSOpenPanel *panel = [NSOpenPanel openPanel];
+	[panel setCanChooseFiles:YES];
+	[panel setCanChooseDirectories:NO];
+	[panel setAllowsMultipleSelection:NO];
+
+	if([panel runModalForTypes:[NSArray arrayWithObject:@"DST"]] == NSFileHandlingPanelOKButton)
+		return [self saveState:[panel filename]];
+
+	return NO;
+}
+
+- (BOOL)saveToSlot:(id)menu_item
+{
+	//get the save slot by detecting which menu item sent the message
+	int i;
+	for(i = 0; i < MAX_SLOTS; i++)
+		if(menu_item == saveSlot_item[i])break;
+
+	//quit if the message wasn't sent by a save state menu item
+	if(i >= MAX_SLOTS)return NO;
+
+	return [self saveStateToSlot:i];
+}
+
+- (BOOL)loadFromSlot:(id)menu_item
+{
+	int i;
+	for(i = 0; i < MAX_SLOTS; i++)
+		if(menu_item == loadSlot_item[i])break;
+
+	if(i >= MAX_SLOTS)return NO;
+
+	return [self loadStateFromSlot:i];
+}
+
+- (void)resetMinSize
+{
+	//keep the min size item up to date, just in case
+	if([min_size_item target] == self)
+		[min_size_item setState:no_smaller_than_ds?NSOnState:NSOffState];
+
+	if(!no_smaller_than_ds)
+	{
+		[window setMinSize:NSMakeSize(100, 100)];
+		[window setContentMinSize:NSMakeSize(100, 100)];
+		return;
+	}
+
+	NSSize min_size;
+
+	if([video_output_view rotation] == ROTATION_0 || [video_output_view rotation] == ROTATION_180)
 	{
 		min_size.width = DS_SCREEN_WIDTH + WINDOW_BORDER_PADDING * 2;
-		min_size.height = DS_SCREEN_HEIGHT_COMBINED + WINDOW_BORDER_PADDING + title_bar_height;
+		min_size.height = DS_SCREEN_HEIGHT_COMBINED + status_bar_height;
+		[window setContentMinSize:min_size];
 
 		//resize if too small
-		if(resize)
-		{
-			NSSize temp = [video_output_view frame].size;
-			if(temp.width < DS_SCREEN_WIDTH || temp.height < DS_SCREEN_HEIGHT_COMBINED)
-				[self resizeScreen:NSMakeSize(DS_SCREEN_WIDTH, DS_SCREEN_HEIGHT_COMBINED)]; //this could be per axis?
-		}
+		NSSize temp = [video_output_view frame].size;
+		if(temp.width < DS_SCREEN_WIDTH || temp.height < DS_SCREEN_HEIGHT_COMBINED)
+			[self resizeScreen:NSMakeSize(DS_SCREEN_WIDTH, DS_SCREEN_HEIGHT_COMBINED)]; //this could be per axis?
 
 	} else
 	{
 		min_size.width = DS_SCREEN_HEIGHT_COMBINED + WINDOW_BORDER_PADDING * 2;
-		min_size.height = DS_SCREEN_WIDTH + WINDOW_BORDER_PADDING + title_bar_height;
+		min_size.height = DS_SCREEN_WIDTH + status_bar_height;
+		[window setContentMinSize:min_size];
 
 		//resize if too small
-		if(resize)
-		{
-			NSSize temp = [video_output_view frame].size;
-			if(temp.width < DS_SCREEN_HEIGHT_COMBINED || temp.height < DS_SCREEN_WIDTH)
-				[self resizeScreen:NSMakeSize(DS_SCREEN_HEIGHT_COMBINED, DS_SCREEN_WIDTH)];
-		}
+		NSSize temp = [video_output_view frame].size;
+		if(temp.width < DS_SCREEN_HEIGHT_COMBINED || temp.height < DS_SCREEN_WIDTH)
+			[self resizeScreen:NSMakeSize(DS_SCREEN_HEIGHT_COMBINED, DS_SCREEN_WIDTH)];
 	}
 }
 
 - (void)toggleMinSize
 {
-	if([min_size_item state] == NSOnState)
-	{
-		[min_size_item setState:NSOffState];
-		min_size.width = 0;
-		min_size.height = 0;
-	} else
-	{
-		[min_size_item setState:NSOnState];
-		[self resetMinSize:true];
-	}
+	no_smaller_than_ds = !no_smaller_than_ds;
+
+	[self resetMinSize];
 }
 
 - (void)resizeScreen:(NSSize)size
 {
-	//if(x_size == size.width && y_size == size.height)return;
-
-	BOOL was_paused = paused;
-	[NDS pause];
-
 	//add the window borders
 	size.width += WINDOW_BORDER_PADDING * 2;
-	size.height += WINDOW_BORDER_PADDING + title_bar_height;
+	size.height += status_bar_height;
+
+	//convert size to window frame rather than content frame
+	size = [window frameRectForContentRect:NSMakeRect(0, 0, size.width, size.height)].size;
 
 	//constrain
-	size = [[self delegate] windowWillResize:self toSize:size];
+	size = [self windowWillResize:window toSize:size];
 
 	//set the position (keeping the center of the window the same)
-	NSRect current_window_rect = [super frame];
-	current_window_rect.origin.x -= ((size.width + WINDOW_BORDER_PADDING * 2) - current_window_rect.size.width) / 2;
-	current_window_rect.origin.y -= ((size.height + WINDOW_BORDER_PADDING + title_bar_height) - current_window_rect.size.height) / 2;
+	NSRect current_window_rect = [window frame];
+	current_window_rect.origin.x -= (size.width - current_window_rect.size.width) / 2;
+	current_window_rect.origin.y -= (size.height - current_window_rect.size.height) / 2;
 
-	//and change the size
+	//and set the size
 	current_window_rect.size.width = size.width;
 	current_window_rect.size.height = size.height;
 
 	//send it off to cocoa
-	[self setFrame:current_window_rect display:YES];
-
-	if(!was_paused)[NDS execute];
+	[window setFrame:current_window_rect display:YES];
 }
 
 - (void)resizeScreen1x
 {
 
-	if(video_output_view->rotation == ROTATION_0 || video_output_view->rotation == ROTATION_180)
+	if([video_output_view rotation] == ROTATION_0 || [video_output_view rotation] == ROTATION_180)
 		[self resizeScreen:NSMakeSize(DS_SCREEN_WIDTH, DS_SCREEN_HEIGHT_COMBINED)];
 	else
 		[self resizeScreen:NSMakeSize(DS_SCREEN_HEIGHT_COMBINED, DS_SCREEN_WIDTH)];
@@ -552,7 +509,7 @@ NSSize min_size;
 - (void)resizeScreen2x
 {
 
-	if(video_output_view->rotation == ROTATION_0 || video_output_view->rotation == ROTATION_180)
+	if([video_output_view rotation] == ROTATION_0 || [video_output_view rotation] == ROTATION_180)
 		[self resizeScreen:NSMakeSize(DS_SCREEN_WIDTH * 2, DS_SCREEN_HEIGHT_COMBINED * 2)];
 	else
 		[self resizeScreen:NSMakeSize(DS_SCREEN_HEIGHT_COMBINED * 2, DS_SCREEN_WIDTH * 2)];
@@ -560,7 +517,7 @@ NSSize min_size;
 
 - (void)resizeScreen3x
 {
-	if(video_output_view->rotation == ROTATION_0 || video_output_view->rotation == ROTATION_180)
+	if([video_output_view rotation] == ROTATION_0 || [video_output_view rotation] == ROTATION_180)
 		[self resizeScreen:NSMakeSize(DS_SCREEN_WIDTH * 3, DS_SCREEN_HEIGHT_COMBINED * 3)];
 	else
 		[self resizeScreen:NSMakeSize(DS_SCREEN_HEIGHT_COMBINED * 3, DS_SCREEN_WIDTH * 3)];
@@ -568,707 +525,39 @@ NSSize min_size;
 
 - (void)resizeScreen4x
 {
-	if(video_output_view->rotation == ROTATION_0 || video_output_view->rotation == ROTATION_180)
+	if([video_output_view rotation] == ROTATION_0 || [video_output_view rotation] == ROTATION_180)
 		[self resizeScreen:NSMakeSize(DS_SCREEN_WIDTH * 4, DS_SCREEN_HEIGHT_COMBINED * 4)];
 	else
 		[self resizeScreen:NSMakeSize(DS_SCREEN_HEIGHT_COMBINED * 4, DS_SCREEN_WIDTH * 4)];
 }
 
-- (void)toggleAllowsResize
+- (NSPoint)windowPointToDSCoords:(NSPoint)location
 {
-	//get the resize control state
-	BOOL resizes = [self showsResizeIndicator];
-
-	if(resizes == YES)
-	{
-		//
-		resizes = NO;
-
-		//don't allow resize
-		//hack!!! fixme
-		NSSize temp;
-		temp.width = 9000;
-		temp.height = 9000;
-		[self setResizeIncrements:temp];
-
-		//don't show resize control
-		[self setShowsResizeIndicator:NO];
-
-		//unset the check
-		[allows_resize_item setState:NSOffState];
-
-	} else{
-		resizes = YES;
-
-		//allow resize
-		NSSize temp;
-		temp.width = 1;
-		temp.height = 1;
-		[self setResizeIncrements:temp];
-
-		//show resize control
-		[self setShowsResizeIndicator:YES];
-
-		//set the check
-		[allows_resize_item setState:NSOnState];
-	}
-}
-
-- (void)toggleConstrainProportions;
-{
-	//change the state
-	keep_proportions = !keep_proportions;
-
-	//constrain
-	NSSize size;
-	size.width = x_size;
-	size.height = y_size;
-	if(keep_proportions)
-		[self resizeScreen:size];
-
-	//set the menu checks
-	if(keep_proportions)
-		[constrain_item setState:NSOnState];
-	else
-		[constrain_item setState:NSOffState];
-}
-
-- (void)setRotation0
-{
-	if(video_output_view->rotation == ROTATION_0)return;
-
-	if(video_output_view->rotation == ROTATION_180)
-	{
-		video_output_view->rotation = ROTATION_0;
-
-		[video_output_view setFrame:[video_output_view frame]];
-		[self updateScreen];
-
-	} else
-	{
-		//set the global rotation state
-		video_output_view->rotation = ROTATION_0;
-
-		//fix the buffer
-		memcpy(&temp_buffer, &correction_buffer, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT_COMBINED * 2);
-		int x, y;
-		for(x = 0; x< DS_SCREEN_WIDTH; x++)
-			for(y = 0; y < DS_SCREEN_HEIGHT_COMBINED; y++)
-			{
-				correction_buffer[(y * DS_SCREEN_WIDTH + x) * 2] = temp_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2];
-				correction_buffer[(y * DS_SCREEN_WIDTH + x) * 2 + 1] = temp_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2 + 1];
-			}
-
-		//fix the min size
-		if([min_size_item state] == NSOnState)
-			[self resetMinSize:false];
-
-		//resize the window/view
-		NSSize video_size = [video_output_view frame].size;
-		float temp = video_size.width;
-		video_size.width = video_size.height;
-		video_size.height = temp;
-		[self resizeScreen:video_size];
-	}
-
-	//set the checkmarks
-	[rotation0_item   setState:NSOnState ];
-	[rotation90_item  setState:NSOffState];
-	[rotation180_item setState:NSOffState];
-	[rotation270_item setState:NSOffState];
-}
-
-- (void)setRotation90
-{
-	if(video_output_view->rotation == ROTATION_90)return;
-
-	if(video_output_view->rotation == ROTATION_270)
-	{
-
-		video_output_view->rotation = ROTATION_90;
-
-		[video_output_view setFrame:[video_output_view frame]];
-		[self updateScreen];
-
-	} else
-	{
-		//set the global rotation state
-		video_output_view->rotation = ROTATION_90;
-
-		//fix the buffer
-		memcpy(&temp_buffer, &correction_buffer, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT_COMBINED * 2);
-		int x, y;
-		for(x = 0; x< DS_SCREEN_WIDTH; x++)
-			for(y = 0; y < DS_SCREEN_HEIGHT_COMBINED; y++)
-			{
-				correction_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2] = temp_buffer[(y * DS_SCREEN_WIDTH + x) * 2];
-				correction_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2 + 1] = temp_buffer[(y * DS_SCREEN_WIDTH + x) * 2 + 1];
-			}
-
-		//fix min size
-		if([min_size_item state] == NSOnState)
-			[self resetMinSize:false];
-
-		//resize the window/screen
-		NSSize video_size = [video_output_view frame].size;
-		float temp = video_size.width;
-		video_size.width = video_size.height;
-		video_size.height = temp;
-		[self resizeScreen:video_size];
-	}
-
-	//set the checkmarks
-	[rotation0_item   setState:NSOffState];
-	[rotation90_item  setState:NSOnState ];
-	[rotation180_item setState:NSOffState];
-	[rotation270_item setState:NSOffState];
-}
-
-- (void)setRotation180
-{
-	if(video_output_view->rotation == ROTATION_180)return;
-
-	if(video_output_view->rotation == ROTATION_0)
-	{
-		video_output_view->rotation = ROTATION_180;
-
-		[video_output_view setFrame:[video_output_view frame]];
-		[self updateScreen];
-
-	} else
-	{
-		//set the global rotation state
-		video_output_view->rotation = ROTATION_180;
-
-		//fix the buffer
-		memcpy(&temp_buffer, &correction_buffer, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT_COMBINED * 2);
-		int x, y;
-		for(x = 0; x< DS_SCREEN_WIDTH; x++)
-			for(y = 0; y < DS_SCREEN_HEIGHT_COMBINED; y++)
-			{
-				correction_buffer[(y * DS_SCREEN_WIDTH + x) * 2] = temp_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2];
-				correction_buffer[(y * DS_SCREEN_WIDTH + x) * 2 + 1] = temp_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2 + 1];
-			}
-
-		//fix the min size
-		if([min_size_item state] == NSOnState)
-			[self resetMinSize:false];
-
-		//resize the window/view
-		NSSize video_size = [video_output_view frame].size;
-		float temp = video_size.width;
-		video_size.width = video_size.height;
-		video_size.height = temp;
-		[self resizeScreen:video_size];
-
-	}
-
-	//set the checkmarks
-	[rotation0_item   setState:NSOffState];
-	[rotation90_item  setState:NSOffState];
-	[rotation180_item setState:NSOnState ];
-	[rotation270_item setState:NSOffState];
-}
-
-- (void)setRotation270
-{
-	if(video_output_view->rotation == ROTATION_270)return;
-
-	if(video_output_view->rotation == ROTATION_90)
-	{
-		video_output_view->rotation = ROTATION_270;
-
-		[video_output_view setFrame:[video_output_view frame]];
-		[self updateScreen];
-
-	} else
-	{
-
-		//set the global rotation state
-		video_output_view->rotation = ROTATION_270;
-
-		//fix the buffer
-		memcpy(&temp_buffer, &correction_buffer, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT_COMBINED * 2);
-		int x, y;
-		for(x = 0; x< DS_SCREEN_WIDTH; x++)
-			for(y = 0; y < DS_SCREEN_HEIGHT_COMBINED; y++)
-			{
-				correction_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2] = temp_buffer[(y * DS_SCREEN_WIDTH + x) * 2];
-				correction_buffer[(x * DS_SCREEN_HEIGHT_COMBINED + y) * 2 + 1] = temp_buffer[(y * DS_SCREEN_WIDTH + x) * 2 + 1];
-			}
-
-		//fix the min size
-		if([min_size_item state] == NSOnState)
-			[self resetMinSize:false];
-
-		//resize the window/screen
-		NSSize video_size = [video_output_view frame].size;
-		float temp = video_size.width;
-		video_size.width = video_size.height;
-		video_size.height = temp;
-		[self resizeScreen:video_size];
-	}
-
-	//set the checkmarks
-	[rotation0_item   setState:NSOffState];
-	[rotation90_item  setState:NSOffState];
-	[rotation180_item setState:NSOffState];
-	[rotation270_item setState:NSOnState];
-}
-
-- (void)toggleTopBackground0
-{
-	if(SubScreen.gpu->dispBG[0])
-	{
-		GPU_remove(SubScreen.gpu, 0);
-		[topBG0_item setState:NSOffState];
-	}
-	else
-	{
-		GPU_addBack(SubScreen.gpu, 0);
-		[topBG0_item setState:NSOnState];
-	}
-}
-
-- (void)toggleTopBackground1
-{
-	if(SubScreen.gpu->dispBG[1])
-	{
-		GPU_remove(SubScreen.gpu, 1);
-		[topBG1_item setState:NSOffState];
-	}
-	else
-	{
-		GPU_addBack(SubScreen.gpu, 1);
-		[topBG1_item setState:NSOnState];
-	}
-}
-
-- (void)toggleTopBackground2
-{
-	if(SubScreen.gpu->dispBG[2])
-	{
-		GPU_remove(SubScreen.gpu, 2);
-		[topBG2_item setState:NSOffState];
-	}
-	else
-	{
-		GPU_addBack(SubScreen.gpu, 2);
-		[topBG2_item setState:NSOnState];
-	}
-}
-
-- (void)toggleTopBackground3
-{
-	if(SubScreen.gpu->dispBG[3])
-	{
-		GPU_remove(SubScreen.gpu, 3);
-		[topBG3_item setState:NSOffState];
-	}
-	else
-	{
-		GPU_addBack(SubScreen.gpu, 3);
-		[topBG3_item setState:NSOnState];
-	}
-}
-
-- (void)toggleSubBackground0
-{
-	if(MainScreen.gpu->dispBG[0])
-	{
-		GPU_remove(MainScreen.gpu, 0);
-		[subBG0_item setState:NSOffState];
-	}
-	else
-	{
-		GPU_addBack(MainScreen.gpu, 0);
-		[subBG0_item setState:NSOnState];
-	}
-}
-
-- (void)toggleSubBackground1
-{
-	if(MainScreen.gpu->dispBG[1])
-	{
-		GPU_remove(MainScreen.gpu, 1);
-		[subBG1_item setState:NSOffState];
-	}
-	else
-	{
-		GPU_addBack(MainScreen.gpu, 1);
-		[subBG1_item setState:NSOnState];
-	}
-}
-
-- (void)toggleSubBackground2
-{
-	if(MainScreen.gpu->dispBG[2])
-	{
-		GPU_remove(MainScreen.gpu, 2);
-		[subBG2_item setState:NSOffState];
-	}
-	else
-	{
-		GPU_addBack(MainScreen.gpu, 2);
-		[subBG2_item setState:NSOnState];
-	}
-}
-
-- (void)toggleSubBackground3
-{
-	if(MainScreen.gpu->dispBG[3])
-	{
-		GPU_remove(MainScreen.gpu, 3);
-		[subBG3_item setState:NSOffState];
-	}
-	else
-	{
-		GPU_addBack(MainScreen.gpu, 3);
-		[subBG3_item setState:NSOnState];
-	}
-}
-
-- (void)screenShotToFile
-{
-	BOOL was_paused = paused;
-	[NDS pause];
-
-	[[Screenshot alloc] initWithBuffer:correction_buffer rotation:video_output_view->rotation saveOnly:YES];
-
-	if(!was_paused)[NDS execute];
-}
-
-- (void)screenShotToWindow
-{
-	BOOL was_paused = paused;
-	[NDS pause];
-
-	[[Screenshot alloc] initWithBuffer:correction_buffer rotation:video_output_view->rotation saveOnly:NO];
-
-	if(!was_paused)[NDS execute];
-}
-
-- (const u8*)getBuffer
-{
-	return (const u8*)correction_buffer;
-}
-
-- (void)keyDown:(NSEvent*)event
-{
-	if([event isARepeat])return;
-
-	unsigned short keycode = [event keyCode];
-
-	if(keycode == ds_a)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFFE;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFFE;
-	}
-
-	else if(keycode == ds_b)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFFD;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFFD;
-	}
-
-	else if(keycode == ds_select)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFFB;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFFB;
-	}
-
-	else if(keycode == ds_start)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFF7;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFF7;
-	}
-
-	else if(keycode == ds_right)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFEF;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFEF;
-	}
-
-	else if(keycode == ds_left)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFDF;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFDF;
-	}
-
-	else if(keycode == ds_up)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFBF;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFBF;
-	}
-
-	else if(keycode == ds_down)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFF7F;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFF7F;
-	}
-
-	else if(keycode == ds_r)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFEFF;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFEFF;
-	}
-
-	else if(keycode == ds_l)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFDFF;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFDFF;
-	}
-
-	else if(keycode == ds_x)
-	{
-		((u16 *)MMU.ARM7_REG)[0x136>>1] &= 0xFFFE;
-	}
-
-	else if(keycode == ds_y)
-	{
-		((u16 *)MMU.ARM7_REG)[0x136>>1] &= 0xFFFD;
-	}
-
-	else if(keycode == ds_debug)
-	{
-		((u16 *)MMU.ARM7_REG)[0x136>>1] &= 0xFFFB;
-	}
-}
-
-- (void)keyUp:(NSEvent*)event
-{
-	unsigned short keycode = [event keyCode];
-
-	if(keycode == ds_a)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x1;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x1;
-	}
-
-	else if(keycode == ds_b)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x2;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x2;
-	}
-
-	else if(keycode == ds_select)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x4;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x4;
-	}
-
-	else if(keycode == ds_start)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x8;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x8;
-	}
-
-	else if(keycode == ds_right)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x10;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x10;
-	}
-
-	if(keycode == ds_left)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x20;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x20;
-	}
-
-	else if(keycode == ds_up)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x40;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x40;
-	}
-
-	else if(keycode == ds_down)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x80;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x80;
-	}
-
-	else if(keycode == ds_r)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x100;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x100;
-	}
-
-	else if(keycode == ds_l)
-	{
-		((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x200;
-		((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x200;
-	}
-
-	else if(keycode == ds_x)
-	{
-		((u16 *)MMU.ARM7_REG)[0x136>>1] |= 0x1;
-	}
-
-	else if(keycode == ds_y)
-	{
-		((u16 *)MMU.ARM7_REG)[0x136>>1] |= 0x2;
-	}
-
-	else if(keycode == ds_debug)
-	{
-		((u16 *)MMU.ARM7_REG)[0x136>>1] |= 0x4;
-	}
-
-	else if(keycode == save_slot_1)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(1);
-		else
-			loadstate_slot(1);
-
-		if(!was_paused)[NDS execute];
-	}
-
-	else if(keycode == save_slot_2)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(2);
-		else
-			loadstate_slot(2);
-
-		if(!was_paused)[NDS execute];
-	}
-
-	else if(keycode == save_slot_3)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(3);
-		else
-			loadstate_slot(3);
-
-		if(!was_paused)[NDS execute];
-	}
-
-	else if(keycode == save_slot_4)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(4);
-		else
-			loadstate_slot(4);
-
-		if(!was_paused)[NDS execute];
-	}
-
-	else if(keycode == save_slot_5)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(5);
-		else
-			loadstate_slot(5);
-
-		if(!was_paused)[NDS execute];
-	}
-
-	else if(keycode == save_slot_6)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(6);
-		else
-			loadstate_slot(6);
-
-		if(!was_paused)[NDS execute];
-	}
-
-	else if(keycode == save_slot_7)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(7);
-		else
-			loadstate_slot(7);
-
-		if(!was_paused)[NDS execute];
-	}
-
-	else if(keycode == save_slot_8)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(8);
-		else
-			loadstate_slot(8);
-
-		if(!was_paused)[NDS execute];
-	}
-
-	else if(keycode == save_slot_9)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(9);
-		else
-			loadstate_slot(9);
-
-		if(!was_paused)[NDS execute];
-	}
-
-	else if(keycode == save_slot_10)
-	{
-		bool was_paused = paused;
-		[NDS pause];
-
-		if([event modifierFlags] & NSShiftKeyMask)
-			savestate_slot(10);
-		else
-			loadstate_slot(10);
-
-		if(!was_paused)[NDS execute];
-	}
-
-}
-
-- (void)mouseDown:(NSEvent*)event
-{
-	NSPoint location = [event locationInWindow];
+//FIXME way to return that point is outside of the window?
+	NSSize temp = [[window contentView] frame].size;
+	CGFloat x_size = temp.width - WINDOW_BORDER_PADDING*2;
+	CGFloat y_size = temp.height - status_bar_height;
 
 	//If the click was to the left or under the opengl view, exit
-	if((location.x < WINDOW_BORDER_PADDING) || (location.y < WINDOW_BORDER_PADDING))
-		return;
+	if((location.x < WINDOW_BORDER_PADDING) || (location.y < status_bar_height))
+		return NSMakePoint(0,0);
+		
 	location.x -= WINDOW_BORDER_PADDING;
-	location.y -= WINDOW_BORDER_PADDING;
+	location.y -= status_bar_height;
 
 	//If the click was top or right of the view...
-	if(location.x >= x_size)return;
-	if(location.y >= y_size)return;
+	if(location.x >= x_size)return NSMakePoint(0,0);
+	if(location.y >= y_size)return NSMakePoint(0,0);
 
-	if(video_output_view->rotation == ROTATION_0 || video_output_view->rotation == ROTATION_180)
+	if([video_output_view rotation] == ROTATION_0 || [video_output_view rotation] == ROTATION_180)
 	{
-		if(video_output_view->rotation == ROTATION_180)
+		if([video_output_view rotation] == ROTATION_180)
 		{
-			if(location.y < y_size / 2)return;
+			if(location.y < y_size / 2)return NSMakePoint(0,0);
 			location.x = x_size - location.x;
 			location.y = y_size - location.y;
 		} else
-			if(location.y >= y_size / 2)return;
+			if(location.y >= y_size / 2)return NSMakePoint(0,0);
 
 		//scale the coordinates
 		location.x *= ((float)DS_SCREEN_WIDTH) / ((float)x_size);
@@ -1280,14 +569,14 @@ NSSize min_size;
 	} else
 	{
 
-		if(video_output_view->rotation == ROTATION_270)
+		if([video_output_view rotation] == ROTATION_270)
 		{
-			if(location.x < x_size / 2)return;
+			if(location.x < x_size / 2)return NSMakePoint(0,0);
 			location.x = x_size - location.x;
 
 		} else
 		{
-			if(location.x >= x_size / 2)return;
+			if(location.x >= x_size / 2)return NSMakePoint(0,0);
 			location.y = y_size - location.y;
 		}
 
@@ -1302,126 +591,724 @@ NSSize min_size;
 		location.y = temp;
 	}
 
-	NDS_setTouchPos((unsigned short)location.x, (unsigned short)location.y);
+	return location;
 }
 
-- (void)mouseDragged:(NSEvent*)event
+- (void)toggleConstrainProportions;
 {
-	[self mouseDown:event];
+	//change the state
+	keep_proportions = !keep_proportions;
+
+	//constrain
+	if(keep_proportions)
+	{
+        NSSize temp = [[window contentView] frame].size;
+        temp.width -= WINDOW_BORDER_PADDING*2;
+        temp.height -= status_bar_height;
+		[self resizeScreen:temp];
+	}
+
+	//set the menu checks
+	if([constrain_item target] == self)
+		[constrain_item setState:keep_proportions?NSOnState:NSOffState];
 }
 
-- (void)mouseUp:(NSEvent*)event
+- (void)toggleStatusBar
 {
-//	[self setTitle:@""];
+	NSRect rect;
+	if(status_view == nil)
+	{
+		//Create the status view
+		rect.origin.x = WINDOW_BORDER_PADDING;
+		rect.origin.y = 0;
+		rect.size.width = [video_output_view frame].size.width;
+		rect.size.height = 1;
+		status_view = [[NSTextField alloc] initWithFrame:rect];
 
-	NDS_releasTouch();
+		if(status_view != nil)
+		{
+			//setup the status view
+			[status_view setDrawsBackground:NO];
+			[status_view setBordered:NO];
+			[status_view setBezeled:NO];
+			[status_view setDrawsBackground:NO];
+			[status_view setSelectable:NO];
+			[status_view setEditable:NO];
+			[self setStatusText:nil];
+			[status_view sizeToFit];
+			rect = [status_view frame];
+
+			//fixme we need to determine the height of the resize handle
+			//this is a hack since tiger and earlier have a larger resize handle
+			if([NSWindow instancesRespondToSelector:@selector(setPreferredBackingLocation:)] == YES)
+				status_bar_height = rect.size.height + rect.origin.y + 2;
+			else
+				status_bar_height = rect.size.height + rect.origin.y + 6;
+
+			//move the video output view up
+			rect = [video_output_view frame];
+			rect.origin.y = status_bar_height;
+			[video_output_view setFrame:rect];
+
+			//add status view to the window
+			[[window contentView] addSubview:status_view];
+
+			//set the check
+			if([toggle_status_bar_item target] == self)
+			[toggle_status_bar_item setState:NSOnState];
+			
+			[window setShowsResizeIndicator:YES];
+
+		} else
+		{
+			messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create status bar");
+
+			if([toggle_status_bar_item target] == self)
+				[toggle_status_bar_item setState:NSOffState]; //should already be off, but just incase
+
+		}
+
+	} else
+	{
+		//get rid of status view
+		[status_view removeFromSuperview];
+		[status_view release];
+		status_view = nil;
+		status_bar_height = WINDOW_BORDER_PADDING;
+
+		//move the video output view down
+		rect = [video_output_view frame];
+		rect.origin.y = WINDOW_BORDER_PADDING;
+		[video_output_view setFrame:rect];
+
+		//unset the check
+		if([toggle_status_bar_item target] == self)
+			[toggle_status_bar_item setState:NSOffState];
+			
+		//hide the resize control (so it doesn't overlap our screen)
+		[window setShowsResizeIndicator:NO];
+	}
+
+	//resize the window
+	CGFloat new_height = [window frameRectForContentRect:NSMakeRect(0, 0, [[window contentView] frame].size.width, [video_output_view frame].size.height + status_bar_height)].size.height;
+	rect = [window frame];
+	rect.origin.y += rect.size.height - new_height;
+	rect.size.height = new_height;
+	[window setFrame:rect display:YES];
+
+	//set window min size
+	[self resetMinSize];
 }
-@end
 
-//Window Delegate -----------------------------------------------------------------------
+- (void)setRotation0
+{
+	if([video_output_view rotation] == ROTATION_0)return;
+
+	if([video_output_view rotation] == ROTATION_180)
+	{
+		[video_output_view setRotation:ROTATION_0];
+
+		[video_output_view setFrame:[video_output_view frame]];
+		[video_output_view display];
+
+	} else
+	{
+		//set the rotation state
+		[video_output_view setRotation:ROTATION_0];
+
+		//resize the window/view
+		NSSize video_size = [video_output_view frame].size;
+		float temp = video_size.width;
+		video_size.width = video_size.height;
+		video_size.height = temp;
+		[self resizeScreen:video_size];
+
+		//fix the min size
+		[self resetMinSize];
+	}
+
+	//set the checkmarks
+	if([rotation0_item target] == self)
+		[rotation0_item   setState:NSOnState ];
+	if([rotation90_item target] == self)
+		[rotation90_item  setState:NSOffState];
+	if([rotation180_item target] == self)
+		[rotation180_item setState:NSOffState];
+	if([rotation270_item target] == self)
+		[rotation270_item setState:NSOffState];
+}
+
+- (void)setRotation90
+{
+	if([video_output_view rotation] == ROTATION_90)return;
+
+	if([video_output_view rotation] == ROTATION_270)
+	{
+
+		[video_output_view setRotation:ROTATION_90];
+
+		[video_output_view setFrame:[video_output_view frame]];
+		[video_output_view display];
+
+	} else
+	{
+		//set the rotation state
+		[video_output_view setRotation:ROTATION_90];
+
+		//resize the window/screen
+		NSSize video_size = [video_output_view frame].size;
+		float temp = video_size.width;
+		video_size.width = video_size.height;
+		video_size.height = temp;
+		[self resizeScreen:video_size];
+
+		//fix min size
+		[self resetMinSize];
+	}
+
+	//set the checkmarks
+	if([rotation0_item target] == self)
+		[rotation0_item   setState:NSOffState];
+	if([rotation90_item target] == self)
+		[rotation90_item  setState:NSOnState ];
+	if([rotation180_item target] == self)
+		[rotation180_item setState:NSOffState];
+	if([rotation270_item target] == self)
+		[rotation270_item setState:NSOffState];
+}
+
+- (void)setRotation180
+{
+	if([video_output_view rotation] == ROTATION_180)return;
+
+	if([video_output_view rotation] == ROTATION_0)
+	{
+		[video_output_view setRotation:ROTATION_180];
+
+		[video_output_view setFrame:[video_output_view frame]];
+		[video_output_view display];
+
+	} else
+	{
+		//set the rotation state
+		[video_output_view setRotation:ROTATION_180];
+
+		//resize the window/view
+		NSSize video_size = [video_output_view frame].size;
+		float temp = video_size.width;
+		video_size.width = video_size.height;
+		video_size.height = temp;
+		[self resizeScreen:video_size];
+
+		//fix the min size
+		[self resetMinSize];
+	}
+
+	//set the checkmarks
+	if([rotation0_item target] == self)
+		[rotation0_item   setState:NSOffState];
+	if([rotation90_item target] == self)
+		[rotation90_item  setState:NSOffState];
+	if([rotation180_item target] == self)
+		[rotation180_item setState:NSOnState ];
+	if([rotation270_item target] == self)
+		[rotation270_item setState:NSOffState];
+}
+
+- (void)setRotation270
+{
+	if([video_output_view rotation] == ROTATION_270)return;
+
+	if([video_output_view rotation] == ROTATION_90)
+	{
+		[video_output_view setRotation:ROTATION_270];
+
+		[video_output_view setFrame:[video_output_view frame]];
+		[video_output_view display];
+
+	} else
+	{
+
+		//set the rotation state
+		[video_output_view setRotation:ROTATION_270];
+
+		//resize the window/screen
+		NSSize video_size = [video_output_view frame].size;
+		float temp = video_size.width;
+		video_size.width = video_size.height;
+		video_size.height = temp;
+		[self resizeScreen:video_size];
+
+		//fix the min size
+		[self resetMinSize];
+	}
+
+	//set the checkmarks
+	if([rotation0_item target] == self)
+		[rotation0_item   setState:NSOffState];
+	if([rotation90_item target] == self)
+		[rotation90_item  setState:NSOffState];
+	if([rotation180_item target] == self)
+		[rotation180_item setState:NSOffState];
+	if([rotation270_item target] == self)
+		[rotation270_item setState:NSOnState];
+}
+
+- (void)toggleTopBackground0
+{
+	[super toggleTopBackground0];
+
+	if([topBG0_item target] == self)
+	if([super showingTopBackground0] == NO)
+		[topBG0_item setState:NSOffState];
+	else
+		[topBG0_item setState:NSOnState];
+}
+
+- (void)toggleTopBackground1
+{
+	[super toggleTopBackground1];
+
+	if([topBG1_item target] == self)
+	if([super showingTopBackground1] == NO)
+		[topBG1_item setState:NSOffState];
+	else
+		[topBG1_item setState:NSOnState];
+}
+
+- (void)toggleTopBackground2
+{
+	[super toggleTopBackground2];
+
+	if([topBG2_item target] == self)
+	if([super showingTopBackground2] == NO)
+		[topBG2_item setState:NSOffState];
+	else
+		[topBG2_item setState:NSOnState];
+}
+
+- (void)toggleTopBackground3
+{
+	[super toggleTopBackground3];
+
+	if([topBG3_item target] == self)
+	if([super showingTopBackground3] == NO)
+		[topBG3_item setState:NSOffState];
+	else
+		[topBG3_item setState:NSOnState];
+}
+
+- (void)toggleSubBackground0
+{
+	[super toggleSubBackground0];
+
+	if([subBG0_item target] == self)
+	if([super showingSubBackground0] == NO)
+		[subBG0_item setState:NSOffState];
+	else
+		[subBG0_item setState:NSOnState];
+}
+
+- (void)toggleSubBackground1
+{
+	[super toggleSubBackground1];
+
+	if([subBG1_item target] == self)
+	if([super showingSubBackground1] == NO)
+		[subBG1_item setState:NSOffState];
+	else
+		[subBG1_item setState:NSOnState];
+}
+
+- (void)toggleSubBackground2
+{
+	[super toggleSubBackground2];
+
+	if([subBG2_item target] == self)
+	if([super showingSubBackground2] == NO)
+		[subBG2_item setState:NSOffState];
+	else
+		[subBG2_item setState:NSOnState];
+}
+
+- (void)toggleSubBackground3
+{
+	[super toggleSubBackground3];
+
+	if([subBG3_item target] == self)
+	if([super showingSubBackground3] == NO)
+		[subBG3_item setState:NSOffState];
+	else
+		[subBG3_item setState:NSOnState];
+}
+
+- (void)saveScreenshot
+{
+	BOOL executing = [self executing];
+	[self pause];
+
+	[Screenshot saveScreenshotAs:[video_output_view screenState]];
+
+	if(executing == YES)[self execute];
+}
 
-@implementation VideoOutputWindow (delegate)
 - (BOOL)windowShouldClose:(id)sender
 {
 	[sender hide];
 	return FALSE;
 }
 
-- (void)windowDidResize:(NSNotification *)aNotification;
+- (void)resetSizeMenuChecks
 {
-	BOOL was_paused = paused; //we need to pause here incase the other thread wants to draw to the view while its resizing
-	[NDS pause];
+	//get the window size
+	NSSize size = [[window contentView] frame].size;
+	size.width -= WINDOW_BORDER_PADDING * 2;
+	size.height -= status_bar_height;
 
-	//this is called after the window frame resizes
-	//so we must recalculate the video output view
+    //due to rounding errors in the constrain function or whatnot
+    //the size can get off slightly, but we can round for the sake of having menu checkmarks appear correct
+#define APPRX_EQL(a, b) ((b >= (a - 1)) && (b <= (a + 1)))
 
-	NSRect rect;
-	rect.size.width = x_size;
-	rect.size.height = y_size;
-	rect.origin.x = WINDOW_BORDER_PADDING;
-	rect.origin.y = WINDOW_BORDER_PADDING;
-	[video_output_view setFrame:rect];
+	//take rotation into account
+    CGFloat ds_screen_width = (([video_output_view rotation] == ROTATION_0) || ([video_output_view rotation] == ROTATION_180)) ? DS_SCREEN_WIDTH : DS_SCREEN_HEIGHT_COMBINED;
+    CGFloat ds_screen_height = (([video_output_view rotation] == ROTATION_0) || ([video_output_view rotation] == ROTATION_180)) ? DS_SCREEN_HEIGHT_COMBINED : DS_SCREEN_WIDTH;
 
-	if(!was_paused)[NDS execute];
+	if(APPRX_EQL(size.width, ds_screen_width) && APPRX_EQL(size.height, ds_screen_height))
+	{
+		if([resize1x target] == self)[resize1x setState:NSOnState ];
+		if([resize2x target] == self)[resize2x setState:NSOffState];
+		if([resize3x target] == self)[resize3x setState:NSOffState];
+		if([resize4x target] == self)[resize4x setState:NSOffState];
+	} else if(APPRX_EQL(size.width, ds_screen_width*2) && APPRX_EQL(size.height, ds_screen_height*2))
+	{
+		if([resize1x target] == self)[resize1x setState:NSOffState];
+		if([resize2x target] == self)[resize2x setState:NSOnState ];
+		if([resize3x target] == self)[resize3x setState:NSOffState];
+		if([resize4x target] == self)[resize4x setState:NSOffState];
+	} else if(APPRX_EQL(size.width, ds_screen_width*3) && APPRX_EQL(size.height, ds_screen_height*3))
+	{
+		if([resize1x target] == self)[resize1x setState:NSOffState];
+		if([resize2x target] == self)[resize2x setState:NSOffState];
+		if([resize3x target] == self)[resize3x setState:NSOnState ];
+		if([resize4x target] == self)[resize4x setState:NSOffState];
+	} else if(APPRX_EQL(size.width, ds_screen_width*4) && APPRX_EQL(size.height, ds_screen_height*4))
+	{
+		if([resize1x target] == self)[resize1x setState:NSOffState];
+		if([resize2x target] == self)[resize2x setState:NSOffState];
+		if([resize3x target] == self)[resize3x setState:NSOffState];
+		if([resize4x target] == self)[resize4x setState:NSOnState ];
+	} else
+	{
+		if([resize1x target] == self)[resize1x setState:NSOffState];
+		if([resize2x target] == self)[resize2x setState:NSOffState];
+		if([resize3x target] == self)[resize3x setState:NSOffState];
+		if([resize4x target] == self)[resize4x setState:NSOffState];
+	}
 }
 
-- (NSSize)windowWillResize:(NSWindow *)sender toSize:(NSSize)proposedFrameSize
+- (void)windowDidResize:(NSNotification*)aNotification;
+{
+	//this is called after the window frame resizes
+	//so we must recalculate the video output view
+	NSRect rect = [[window contentView] frame];
+	rect.origin.x = WINDOW_BORDER_PADDING;
+	rect.origin.y = status_bar_height;
+	rect.size.width -= WINDOW_BORDER_PADDING*2;
+	rect.size.height -= status_bar_height;
+	[video_output_view setFrame:rect];
+
+    //set the menu items
+	[self resetSizeMenuChecks];
+
+    //recalculate the status_view
+	rect.origin.y = 0;
+	rect.size.height = status_bar_height;
+	[status_view setFrame:rect];
+}
+
+- (NSSize)windowWillResize:(NSWindow*)sender toSize:(NSSize)proposedFrameSize
 {
-	//constrain size
-	if(proposedFrameSize.width < min_size.width)proposedFrameSize.width = min_size.width;
-	if(proposedFrameSize.height < min_size.height)proposedFrameSize.height = min_size.height;
 
 	//constrain proportions
 	if(keep_proportions)
 	{
-		//this is a simple algorithm to constrain to the smallest axis
-		unsigned short x_constrained;
-		unsigned short y_constrained;
+		//
+		NSSize content_size = [window contentRectForFrameRect:NSMakeRect(0, 0, proposedFrameSize.width, proposedFrameSize.height)].size;
 
-		if(video_output_view->rotation == ROTATION_0 || video_output_view->rotation == ROTATION_180)
+		//this is a simple algorithm to constrain to the smallest axis
+		NSSize constrained_size;
+
+		if([video_output_view rotation] == ROTATION_0 || [video_output_view rotation] == ROTATION_180)
 		{
 			//this is a simple algorithm to constrain to the smallest axis
 
-			x_constrained = ((float)(proposedFrameSize.height - WINDOW_BORDER_PADDING - title_bar_height)) * DS_SCREEN_X_RATIO;
-			x_constrained += WINDOW_BORDER_PADDING * 2;
+			constrained_size.width = (content_size.height - status_bar_height) * DS_SCREEN_X_RATIO;
+			constrained_size.width += WINDOW_BORDER_PADDING*2;
 
-			y_constrained = ((float)(proposedFrameSize.width - WINDOW_BORDER_PADDING * 2)) * DS_SCREEN_Y_RATIO;
-			y_constrained += WINDOW_BORDER_PADDING + title_bar_height;
+			constrained_size.height = (content_size.width - WINDOW_BORDER_PADDING*2) * DS_SCREEN_Y_RATIO;
+			constrained_size.height += status_bar_height;
 
 		} else
 		{
+			//like above but with opposite ratios
 
-			x_constrained = ((float)(proposedFrameSize.height - WINDOW_BORDER_PADDING - title_bar_height)) * DS_SCREEN_Y_RATIO;
-			x_constrained += WINDOW_BORDER_PADDING * 2;
-
-			y_constrained = ((float)(proposedFrameSize.width - WINDOW_BORDER_PADDING * 2)) * DS_SCREEN_X_RATIO;
-			y_constrained += WINDOW_BORDER_PADDING + title_bar_height;
+			constrained_size.width = (content_size.height - status_bar_height) * DS_SCREEN_Y_RATIO;
+			constrained_size.width += WINDOW_BORDER_PADDING*2;
 
+			constrained_size.height = (content_size.width - WINDOW_BORDER_PADDING*2) * DS_SCREEN_X_RATIO;
+			constrained_size.height += status_bar_height;
 		}
 
-		if(x_constrained < proposedFrameSize.width)proposedFrameSize.width = x_constrained;
-		if(y_constrained < proposedFrameSize.height)proposedFrameSize.height = y_constrained;
-	}
+		constrained_size = [window frameRectForContentRect:NSMakeRect(0, 0, constrained_size.width, constrained_size.height)].size;
 
-	//set global size variables
-	x_size = proposedFrameSize.width - WINDOW_BORDER_PADDING * 2;
-	y_size = proposedFrameSize.height - WINDOW_BORDER_PADDING - title_bar_height;
-
-	//set the menu items
-	if((x_size == DS_SCREEN_WIDTH) && (y_size == DS_SCREEN_HEIGHT_COMBINED))
-	{
-		[resize1x setState:NSOnState ];
-		[resize2x setState:NSOffState];
-		[resize3x setState:NSOffState];
-		[resize4x setState:NSOffState];
-	} else if((x_size == DS_SCREEN_WIDTH * 2) && (y_size == DS_SCREEN_HEIGHT_COMBINED * 2))
-	{
-		[resize1x setState:NSOffState];
-		[resize2x setState:NSOnState ];
-		[resize3x setState:NSOffState];
-		[resize4x setState:NSOffState];
-	} else if((x_size == DS_SCREEN_WIDTH * 3) && (y_size == DS_SCREEN_HEIGHT_COMBINED * 3))
-	{
-		[resize1x setState:NSOffState];
-		[resize2x setState:NSOffState];
-		[resize3x setState:NSOnState ];
-		[resize4x setState:NSOffState];
-	} else if((x_size == DS_SCREEN_WIDTH * 4) && (y_size == DS_SCREEN_HEIGHT_COMBINED * 4))
-	{
-		[resize1x setState:NSOffState];
-		[resize2x setState:NSOffState];
-		[resize3x setState:NSOffState];
-		[resize4x setState:NSOnState ];
-	} else
-	{
-		[resize1x setState:NSOffState];
-		[resize2x setState:NSOffState];
-		[resize3x setState:NSOffState];
-		[resize4x setState:NSOffState];
+		if(constrained_size.width < proposedFrameSize.width)proposedFrameSize.width = constrained_size.width;
+		if(constrained_size.height < proposedFrameSize.height)proposedFrameSize.height = constrained_size.height;
 	}
 
 	//return the [potentially modified] frame size to cocoa to actually resize the window
 	return proposedFrameSize;
 }
 
+- (void)showRomInfo
+{
+	[ROMInfo showROMInfo:self];
+}
+
+- (void)setVolume:(int)volume
+{
+	[super setVolume:volume];
+	[mute_item setState:NSOffState];
+}
+
+- (void)setVolumeFromMenu:(id)sender
+{
+	int i;
+	for(i = 0; i < 10; i++)
+	{
+		if(sender == volume_item[i])
+		{
+			[volume_item[i] setState:NSOnState];
+			[self setVolume:(i+1)*10];
+		} else
+			[volume_item[i] setState:NSOffState];
+	}
+}
+
+- (void)enableMute
+{
+	[super enableMute];
+	if([mute_item target] == self)
+		[mute_item setState:NSOnState];
+}
+
+- (void)disableMute
+{
+	[super disableMute];
+	if([mute_item target] == self)
+		[mute_item setState:NSOffState];
+}
+
+- (void)windowDidBecomeMain:(NSNotification*)notification
+{
+	int i;
+
+	//FILE options
+	[close_rom_item setTarget:self];
+	[rom_info_item setTarget:self];
+	[save_state_as_item setTarget:self];
+	[load_state_from_item setTarget:self];
+	for(i = 0; i < MAX_SLOTS; i++)
+	{
+		[saveSlot_item[i] setTarget:self];
+		[loadSlot_item[i] setTarget:self];
+
+		if([self saveStateExists:i] == YES)
+			[saveSlot_item[i] setState:NSOnState];
+		else
+			[saveSlot_item[i] setState:NSOffState];
+	}
+
+	//EXECUTION menu
+	[execute_item setTarget:self];
+	[pause_item setTarget:self];
+	[reset_item setTarget:self];
+
+	if([self ROMLoaded] == YES)
+	{
+		if([self paused] == YES)
+		{
+			[execute_item setState:NSOffState];
+			[pause_item setState:NSOnState];
+		} else
+		{
+			[execute_item setState:NSOnState];
+			[pause_item setState:NSOffState];
+		}
+	} else
+	{
+		[execute_item setState:NSOffState];
+		[pause_item setState:NSOffState];
+	}
+
+	for(i = 0; i < MAX_FRAME_SKIP; i++)
+	{
+		[frame_skip_item[i] setTarget:self];
+		if([self frameSkip] == i)
+			[frame_skip_item[i] setState:NSOnState];
+		else
+			[frame_skip_item[i] setState:NSOffState];
+	}
+	[frame_skip_auto_item setTarget:self];
+
+	if([self frameSkip] < 0)
+		[frame_skip_auto_item setState:NSOnState];
+	else
+		[frame_skip_auto_item setState:NSOffState];
+
+	//VIEW menu
+
+	//view options now target this window
+	[resize1x setTarget:self];
+	[resize1x setTarget:self];
+	[resize2x setTarget:self];
+	[resize3x setTarget:self];
+	[resize4x setTarget:self];
+	[constrain_item setTarget:self];
+	[min_size_item setTarget:self];
+	[toggle_status_bar_item setTarget:self];
+	[rotation0_item setTarget:self];
+	[rotation90_item setTarget:self];
+	[rotation180_item setTarget:self];
+	[rotation270_item setTarget:self];
+	[topBG0_item setTarget:self];
+	[topBG1_item setTarget:self];
+	[topBG2_item setTarget:self];
+	[topBG3_item setTarget:self];
+	[subBG0_item setTarget:self];
+	[subBG1_item setTarget:self];
+	[subBG2_item setTarget:self];
+	[subBG3_item setTarget:self];
+	[screenshot_to_file_item setTarget:self];
+
+	//set checks for view window based on the options of this window
+	[self resetSizeMenuChecks];
+	[constrain_item setState:keep_proportions?NSOnState:NSOffState];
+	[min_size_item setState:no_smaller_than_ds?NSOnState:NSOffState];
+	[toggle_status_bar_item setState:(status_view!=nil)?NSOnState:NSOffState];
+	if([self showingTopBackground0])
+		[topBG0_item setState:NSOnState];
+	else
+		[topBG0_item setState:NSOffState];
+	if([self showingTopBackground1])
+		[topBG1_item setState:NSOnState];
+	else
+		[topBG1_item setState:NSOffState];
+	if([self showingTopBackground2])
+		[topBG2_item setState:NSOnState];
+	else
+		[topBG2_item setState:NSOffState];
+	if([self showingTopBackground3])
+		[topBG3_item setState:NSOnState];
+	else
+		[topBG3_item setState:NSOffState];
+	if([self showingSubBackground0])
+		[subBG0_item setState:NSOnState];
+	else
+		[subBG0_item setState:NSOffState];
+	if([self showingSubBackground1])
+		[subBG1_item setState:NSOnState];
+	else
+		[subBG1_item setState:NSOffState];
+	if([self showingSubBackground2])
+		[subBG2_item setState:NSOnState];
+	else
+		[subBG2_item setState:NSOffState];
+	if([self showingSubBackground3])
+		[subBG3_item setState:NSOnState];
+	else
+		[subBG3_item setState:NSOffState];
+	if([video_output_view rotation] == ROTATION_0)
+	{
+		[rotation0_item   setState:NSOnState ];
+		[rotation90_item  setState:NSOffState];
+		[rotation180_item setState:NSOffState];
+		[rotation270_item setState:NSOffState];
+	} else if([video_output_view rotation] == ROTATION_90)
+	{
+		[rotation0_item   setState:NSOffState];
+		[rotation90_item  setState:NSOnState ];
+		[rotation180_item setState:NSOffState];
+		[rotation270_item setState:NSOffState];
+	} else if([video_output_view rotation] == ROTATION_180)
+	{
+		[rotation0_item   setState:NSOffState];
+		[rotation90_item  setState:NSOffState];
+		[rotation180_item setState:NSOnState ];
+		[rotation270_item setState:NSOffState];
+	} else if([video_output_view rotation] == ROTATION_270)
+	{
+		[rotation0_item   setState:NSOffState];
+		[rotation90_item  setState:NSOffState];
+		[rotation180_item setState:NSOffState];
+		[rotation270_item setState:NSOnState ];
+	} else messageDialog(NSLocalizedString(@"Error", nil), @"Corrupt rotation variable");
+
+	//SOUND Menu
+	int volume;
+	[mute_item setTarget:self];
+	if([self muted] == YES)
+	{
+		[mute_item setState:NSOnState];
+		volume = -1;
+	} else
+	{
+		[mute_item setState:NSOffState];
+		volume = [self volume];
+	}
+
+	for(i = 0; i < 10; i++)
+	{
+		if((i+1)*10 == volume)
+			[volume_item[i] setState:NSOnState];
+		else
+			[volume_item[i] setState:NSOffState];
+		[volume_item[i] setTarget:self];
+	}
+
+
+	//Update the ROM Info window
+	if([self ROMLoaded] == YES)
+		[ROMInfo changeDS:self];
+	else
+		[ROMInfo closeROMInfo];
+}
+
+- (BOOL)validateMenuItem:(NSMenuItem*)item
+{
+	//This function is called automaticlly by Cocoa
+	//when it needs to know if a menu item should be greyed out
+
+	if([self ROMLoaded] == NO)
+	{ //if no rom is loaded, various options are disables
+		if(item == close_rom_item)return NO;
+		if(item == rom_info_item)return NO;
+		if(item == save_state_as_item)return NO;
+		if(item == load_state_from_item)return NO;
+		int i;
+		for(i = 0; i < MAX_SLOTS; i++)
+		{
+			if(item == saveSlot_item[i])return NO;
+			if(item == loadSlot_item[i])return NO;
+		}
+
+		if(item == execute_item)return NO;
+		if(item == pause_item)return NO;
+		if(item == reset_item)return NO;
+
+		if(item == screenshot_to_file_item)return NO;
+	}
+
+	return YES;
+}
+
 @end
diff --git a/desmume/src/cocoa/makeapp.sh b/desmume/src/cocoa/makeapp.sh
index f64d3f01c..0ace17419 100755
--- a/desmume/src/cocoa/makeapp.sh
+++ b/desmume/src/cocoa/makeapp.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-#This script builds the application bundle so that DeSmuME can run.
+#This script builds the application bundle so that DeSmuME can run when compiled from Code::Blocks
 
 #
 lipo DeSmuME.app/Contents/MacOS/DeSmuME_x86 DeSmuME.app/Contents/MacOS/DeSmuME_ppc -create -output DeSmuME.app/Contents/MacOS/DeSmuME
@@ -12,6 +12,12 @@ cp Info.plist DeSmuME.app/Contents/Info.plist
 cp PkgInfo DeSmuME.app/Contents/PkgInfo
 cp InfoPlist.strings DeSmuME.app/Contents/Resources/InfoPlist.strings
 cp DeSmuME.icns DeSmuME.app/Contents/Resources/DeSmuME.icns
+cp ../../COPYING DeSmuME.app/Contents/Resources/COPYING
+cp ../../README DeSmuME.app/Contents/Resources/README
+cp ../../README.MAC DeSmuME.app/Contents/Resources/README.MAC
+cp ../../AUTHORS DeSmuME.app/Contents/Resources/AUTHORS
+cp ../../README.TRANSLATION DeSmuME.app/Contents/Resources/README.TRANSLATION
+cp ../../ChangeLog DeSmuME.app/Contents/Resources/ChangeLog
 
 #English
 mkdir -p DeSmuME.app/Contents/Resources/English.lproj
diff --git a/desmume/src/cocoa/nds_control.h b/desmume/src/cocoa/nds_control.h
index 41c1a2785..b307d128c 100644
--- a/desmume/src/cocoa/nds_control.h
+++ b/desmume/src/cocoa/nds_control.h
@@ -17,58 +17,184 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
-#ifndef NDS_CONTROL_H_INCLUDED
-#define NDS_CONTROL_H_INCLUDED
+#import "globals.h"
 
-#include <Cocoa/Cocoa.h>
+#define MAX_SLOTS 10
+#define MAX_FRAME_SKIP 10
 
-//This class manages emulation
-//dont instanciate more than once!
+#define DS_SCREEN_WIDTH 256
+#define DS_SCREEN_HEIGHT 192
+#define DS_BPP 2 //bytes per pixel
+#define DS_SCREEN_X_RATIO (256.0 / (192.0 * 2.0))
+#define DS_SCREEN_Y_RATIO ((192.0 * 2.0) / 256.0)
+
+@class ScreenState;
+
+//This class is a compelte objective-c wrapper for
+//the core emulation features, other objective-c code inherit
+//upon or instanciate this to add interfaces for these features
+//Please only instanciate once.
 @interface NintendoDS : NSObject
 {
-	BOOL muted;
+	@private
+
+	NSOpenGLContext* context; //context where the 3d gets renderered to
+	NSOpenGLPixelFormat* pixel_format; //pixel format for opengl 3d renderer
+	NSThread *gui_thread;
+	SEL display_func; //the function id that gets called when the screen is ready to update
+	id display_object; //the object that the above function is called on
+	SEL error_func;
+	id error_object;
+	
+	NSLock *sound_lock;
+	
+	ScreenState * volatile current_screen;
+	NSLock *video_update_lock;
+
+	volatile bool finish; //set to true to make the other thread finish
+	volatile bool finished; //set to true by the other thread after it finishes
+	volatile bool run; //set to control execution in other thread
+	volatile bool paused; //sey by other thread to let us know if its executing
+	
+	bool muted;
+	int volume;
+
+	volatile int frame_skip;
+
+	NSString *current_file;
+
+	unsigned char gpu_buff[256 * 256 * 5]; //this is where the 3D rendering of the NDS is stored
 }
 
-//
+//Instanciating, setup, and deconstruction
 - (id)init;
-- (id)destroy;
+- (void)setVideoUpdateCallback:(SEL)callback withObject:(id)object; //this callback should take one ScreenState(below) parameter
+- (void)setErrorCallback:(SEL)callback withObject:(id)object;
+- (void)dealloc;
 
 //Firmware control
 - (void)setPlayerName:(NSString*)player_name;
 
 //ROM control
-- (void)pickROM;
 - (BOOL)loadROM:(NSString*)filename;
+- (BOOL)ROMLoaded;
 - (void)closeROM;
-- (void)askAndCloseROM;
+
+//ROM Info
+- (NSImage*)ROMIcon;
+- (NSString*)ROMFile;
+- (NSString*)ROMTitle;
+- (NSInteger)ROMMaker;
+- (NSInteger)ROMSize;
+- (NSInteger)ROMARM9Size;
+- (NSInteger)ROMARM7Size;
+- (NSInteger)ROMDataSize;
 
 //execution control
+- (BOOL)executing;
 - (void)execute;
+- (BOOL)paused;
 - (void)pause;
 - (void)reset;
-- (void)setFrameSkip:(id)sender;
+- (void)setFrameSkip:(int)frameskip; //negative is auto, 0 is off, more than 0 is the amount of frames to skip before showing a frame
+- (int)frameSkip; //defaults to -1
 
-//run function (should be called at the start of the program)
-- (void)run;
+//touch screen
+- (void)touch:(NSPoint)point;
+- (void)releaseTouch;
+
+//button input
+- (void)pressStart;
+- (void)liftStart;
+- (BOOL)start;
+- (void)pressSelect;
+- (void)liftSelect;
+- (BOOL)select;
+- (void)pressLeft;
+- (void)liftLeft;
+- (BOOL)left;
+- (void)pressRight;
+- (void)liftRight;
+- (BOOL)right;
+- (void)pressUp;
+- (void)liftUp;
+- (BOOL)up;
+- (void)pressDown;
+- (void)liftDown;
+- (BOOL)down;
+- (void)pressA;
+- (void)liftA;
+- (BOOL)A;
+- (void)pressB;
+- (void)liftB;
+- (BOOL)B;
+- (void)pressX;
+- (void)liftX;
+- (BOOL)X;
+- (void)pressY;
+- (void)liftY;
+- (BOOL)Y;
+- (void)pressL;
+- (void)liftL;
+- (BOOL)L;
+- (void)pressR;
+- (void)liftR;
+- (BOOL)R;
 
 //save states
-- (void)saveStateAs;
-- (void)loadStateFrom;
-- (void)saveToSlot:(id)sender;
-- (void)loadFromSlot:(id)sender;
-//- (void)askAndClearStates;
+- (BOOL)saveState:(NSString*)file;
+- (BOOL)loadState:(NSString*)file;
+- (BOOL)saveStateToSlot:(int)slot; //0 to MAX_SLOTS-1, anything else is ignored
+- (BOOL)loadStateFromSlot:(int)slot;
+- (BOOL)saveStateExists:(int)slot;
 
-//
-- (void)showRomInfo;
+//layers
+- (void)toggleTopBackground0;
+- (BOOL)showingTopBackground0;
+- (void)toggleTopBackground1;
+- (BOOL)showingTopBackground1;
+- (void)toggleTopBackground2;
+- (BOOL)showingTopBackground2;
+- (void)toggleTopBackground3;
+- (BOOL)showingTopBackground3;
+- (void)toggleSubBackground0;
+- (BOOL)showingSubBackground0;
+- (void)toggleSubBackground1;
+- (BOOL)showingSubBackground1;
+- (void)toggleSubBackground2;
+- (BOOL)showingSubBackground2;
+- (void)toggleSubBackground3;
+- (BOOL)showingSubBackground3;
 
-//sound
-- (void)setVolume:(id)sender;
-- (void)toggleMuting;
-- (void)chooseSoundOutputFile;
-- (void)startRecording;
-- (void)pauseRecording;
+//Sound
+- (void)setVolume:(int)volume; //clamped: 0 to 100
+- (int)volume;
+- (void)enableMute;
+- (void)disableMute;
+- (void)toggleMute;
+- (BOOL)muted;
+@end
 
-@end
-
-
-#endif // NDS_CONTROL_H_INCLUDED
+enum ScreenRotation { ROTATION_0, ROTATION_90, ROTATION_180, ROTATION_270 };
+
+//This class is used to return screen data at the end of a frame
+//we wrap it in a obj-c class so it can be passed to a selector
+//and so we get retain/release niftyness
+@interface ScreenState : NSObject
+{
+	enum ScreenRotation rotation;
+	unsigned char color_data[DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT*2 * DS_BPP];
+}
+- (id)init;
+- (id)initWithScreenState:(ScreenState*)state;
+- (NSInteger)width;
+- (NSInteger)height;
+- (NSSize)size;
+- (void)fillWithWhite;
+- (void)fillWithBlack;
+- (NSBitmapImageRep*)imageRep;
+- (void)setRotation:(enum ScreenRotation)rotation;
+- (enum ScreenRotation)rotation;
+- (void)setColorData:(const unsigned char*)data;
+- (const unsigned char*)colorData;
+@end
diff --git a/desmume/src/cocoa/nds_control.m b/desmume/src/cocoa/nds_control.m
index 0cf259d91..22c329386 100644
--- a/desmume/src/cocoa/nds_control.m
+++ b/desmume/src/cocoa/nds_control.m
@@ -17,23 +17,35 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
-//DeSmuME Cocoa includes
-#import "globals.h"
 #import "nds_control.h"
-#import "main_window.h"
-#import "preferences.h"
 
 //DeSmuME general includes
 #define OBJ_C
 #include "sndOSX.h"
 #include "../NDSSystem.h"
 #include "../saves.h"
+#include "../render3D.h"
+#include "../GPU.h"
+#include "../Windows/OGLRender.h"
 #undef BOOL
 
+//this bool controls whether we will use a timer to constantly check for screen updates
+//or if we can use inter-thread messaging introduced in leopard to update the screen (more efficient)
+bool timer_based;
+
 //ds screens are 59.8 frames per sec, so 1/59.8 seconds per frame
 //times one million for microseconds per frame
 #define DS_MICROSECONDS_PER_FRAME (1.0 / 59.8) * 1000000.0
 
+//accessed from other files
+volatile desmume_BOOL execute = true;
+
+GPU3DInterface *core3DList[] = {
+&gpu3DNull,
+&gpu3Dgl,
+NULL
+};
+
 SoundInterface_struct *SNDCoreList[] = {
 &SNDDummy,
 &SNDFile,
@@ -41,91 +53,139 @@ SoundInterface_struct *SNDCoreList[] = {
 NULL
 };
 
-@interface SoundSavePanel : NSSavePanel
-{
-}
-@end
-
-@interface TableHelper : NSObject
-{
-	NSTableView *table;
-	NSTableColumn *type_column;
-	NSTableColumn *value_column;
-	NDS_header *header;
-}
-//init
-- (id)initWithWindow:(NSWindow*)window;
-
-//table data protocol
-- (int)numberOfRowsInTableView:(NSTableView *)aTableView;
-- (BOOL)tableView:(NSTableView *)aTableView acceptDrop:(id <NSDraggingInfo>)info row:(int)row dropOperation:(NSTableViewDropOperation)operation;
-- (NSArray *)tableView:(NSTableView *)aTableView namesOfPromisedFilesDroppedAtDestination:(NSURL *)dropDestination forDraggedRowsWithIndexes:(NSIndexSet *)indexSet;
-- (id)tableView:(NSTableView *)aTableView objectValueForTableColumn:(NSTableColumn *)aTableColumn row:(int)rowIndex;
-- (void)tableView:(NSTableView *)aTableView setObjectValue:(id)anObject forTableColumn:(NSTableColumn *)aTableColumn row:(int)rowIndex;
-- (void)tableView:(NSTableView *)aTableView sortDescriptorsDidChange:(NSArray *)oldDescriptors;
-- (NSDragOperation)tableView:(NSTableView *)aTableView validateDrop:(id <NSDraggingInfo>)info proposedRow:(int)row proposedDropOperation:(NSTableViewDropOperation)operation;
-- (BOOL)tableView:(NSTableView *)aTableView writeRowsWithIndexes:(NSIndexSet *)rowIndexes toPasteboard:(NSPasteboard*)pboard;
-
-//window delegate stuff
-- (void)windowWillClose:(NSNotification *)aNotification;
-- (void)windowDidResize:(NSNotification *)aNotification;
-@end
-
-/////////////////////////
-
-NSMenuItem *close_rom_item;
-NSMenuItem *execute_item;
-NSMenuItem *pause_item;
-NSMenuItem *reset_item;
-NSMenuItem *save_state_as_item;
-NSMenuItem *load_state_from_item;
-NSMenuItem *saveSlot_item[SAVE_SLOTS];
-NSMenuItem *loadSlot_item[SAVE_SLOTS];
-//NSMenuItem *clear_all_saves_item;
-NSMenuItem *rom_info_item;
-NSMenuItem *frame_skip_auto_item;
-NSMenuItem *frame_skip_item[MAX_FRAME_SKIP];
-
-NSMenuItem *volume_item[10];
-NSMenuItem *mute_item;
-
-volatile u8 frame_skip = 0; //this is one more than the actual frame skip, a value of 0 signifies auto frame skip
-
 static int backupmemorytype=MC_TYPE_AUTODETECT;
 static u32 backupmemorysize=1;
 
 struct NDS_fw_config_data firmware;
 
-NSString *current_file;
-
 @implementation NintendoDS
-- (id)init
+- (id)init;
 {
-	struct armcpu_memory_iface *arm9_memio = &arm9_base_memory_iface;
-	struct armcpu_memory_iface *arm7_memio = &arm7_base_memory_iface;
-	struct armcpu_ctrl_iface *arm9_ctrl_iface;
-	struct armcpu_ctrl_iface *arm7_ctrl_iface;
-	//struct configured_features my_config;
+	//
+	self = [super init];
+	if(self == nil)return nil;
+	
+	display_object = nil;
+	error_object = nil;
+	frame_skip = -1; //default to auto frame skip
+	gui_thread = [NSThread currentThread];
+	current_file = nil;
+	sound_lock = [[NSLock alloc] init];
+	current_screen = nil;
+	
+	//check if we can sen messages on other threads, which we will use for video update
+	timer_based = ([NSObject instancesRespondToSelector:@selector(performSelector:onThread:withObject:waitUntilDone:)]==NO)?true:false;
 
-	NDS_Init(/*arm9_memio, &arm9_ctrl_iface, arm7_memio, &arm7_ctrl_iface*/);
+	//Firmware setup
+	NDS_Init();
 
+	//use default firmware
 	NDS_FillDefaultFirmwareConfigData(&firmware);
-[self setPlayerName:@"Joe"]; //fixme
 	NDS_CreateDummyFirmware(&firmware);
 
-	if(SPU_ChangeSoundCore(SNDCORE_OSX, 735 * 4) != 0)
+	//3D Init
+
+	//Create the pixel format for our gpu
+	NSOpenGLPixelFormatAttribute attrs[] =
 	{
-		messageDialog(NSLocalizedString(@"Error", nil), @"Unable to initialize sound core");
+		//NSOpenGLPFAAccelerated,
+		//NSOpenGLPFANoRecovery,
+		//NSOpenGLPFADoubleBuffer,
+		NSOpenGLPFAColorSize, 24,
+		NSOpenGLPFAAlphaSize, 8,
+		NSOpenGLPFADepthSize, 24,
+		NSOpenGLPFAStencilSize, 8,
+		NSOpenGLPFAOffScreen,
+		0
+	};
+
+	pixel_format = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
+	if(pixel_format == nil)
+	{
+		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create OpenGL pixel format for GPU");
+		return self;
 	}
 
-	SPU_SetVolume(100);
+	context = [[NSOpenGLContext alloc] initWithFormat:pixel_format shareContext:nil];
+	if(context == nil)
+	{
+		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create OpenGL context for GPU");
+		return self;
+	}
+
+	//offscreen rendering
+	[context setOffScreen:(void*)&gpu_buff width:DS_SCREEN_WIDTH height:DS_SCREEN_HEIGHT rowbytes:DS_SCREEN_WIDTH * 5];
+	[context makeCurrentContext];
+
+	NDS_3D_SetDriver(GPU3D_OPENGL);
+	if(!gpu3D->NDS_3D_Init())
+		messageDialog(NSLocalizedString(@"Error", nil), @"Unable to initialize OpenGL components");
+
+	//Sound Init
+	if(SPU_ChangeSoundCore(SNDCORE_OSX, 735 * 4) != 0)
+		messageDialog(NSLocalizedString(@"Error", nil), @"Unable to initialize sound core");
+	else
+		SPU_SetVolume(100);
+	
+	volume = 100;
+	muted = false;
+
+	//Breakoff a new thread that will execute the ds stuff
+	finish = false;
+	finished = false;
+	run = false;
+	paused = false;
+	[NSThread detachNewThreadSelector:@selector(run:) toTarget:self withObject:context];
+	
+	//Start a timer to update the screen
+	if(timer_based)
+	{
+		video_update_lock = [[NSLock alloc] init];
+		[NSTimer scheduledTimerWithTimeInterval:1.0f/60.0f target:self selector:@selector(videoUpdateTimerHelper) userInfo:nil repeats:YES];
+	}
 
 	return self;
 }
 
-- (id)destroy
+- (void)setVideoUpdateCallback:(SEL)callback withObject:(id)object
 {
+	//release object we were previously using
+	[display_object release];
+
+	//get and retain the new one
+	display_object = object;
+	[display_object retain];
+
+	//set the selector
+	display_func = callback;
+}
+
+- (void)setErrorCallback:(SEL)callback withObject:(id)object;
+{
+	[error_object release];
+
+	error_object = object;
+	[error_object retain];
+
+	error_func = callback;
+}
+
+- (void)dealloc
+{
+	//end the other thread
+	finish = true;
+	while(!finished){}
+
+	[display_object release];
+	[error_object release];
+	[context release];
+	[pixel_format release];
+	[current_file release];
+	[sound_lock release];
+
 	NDS_DeInit();
+
+	[super dealloc];
 }
 
 - (void)setPlayerName:(NSString*)player_name
@@ -142,26 +202,10 @@ NSString *current_file;
 	//NDS_CreateDummyFirmware(&firmware);
 }
 
-- (void)pickROM
-{
-	BOOL was_paused = paused;
-	[self pause];
-
-	NSString *temp = openDialog([NSArray arrayWithObjects:@"NDS", @"DS.GBA", nil]);
-
-	if(temp)
-	{
-		[self loadROM:temp];
-		return;
-	}
-
-	if(!was_paused)[self execute];
-}
-
 - (BOOL)loadROM:(NSString*)filename
 {
 	//pause if not already paused
-	bool was_paused = paused;
+	BOOL was_paused = [self paused];
 	[self pause];
 
 	//load the rom
@@ -171,216 +215,747 @@ NSString *current_file;
 		messageDialog(NSLocalizedString(@"Error", nil), @"Could not open file");
 
 		//continue playing if load didn't work
-		if(!was_paused)[self execute];
+		if(was_paused == NO)[self execute];
 
 		return FALSE;
 	}
 
-	//add the rom to the recent documents list
-	[[NSDocumentController sharedDocumentController] noteNewRecentDocumentURL:[NSURL fileURLWithPath:filename]];
-
-	//set current file var
-	current_file = filename;
-
-	//enable execution control menu
-	[execute_item setEnabled:YES];
-	[pause_item setEnabled:YES];
-	[reset_item setEnabled:YES];
-	[close_rom_item setEnabled:YES];
-	[rom_info_item setEnabled:YES];
-	[save_state_as_item setEnabled:YES];
-	[load_state_from_item setEnabled:YES];
-
-	//
-	bool atleast_one_save_exists = false;
-	scan_savestates();
-	int i;
-	for(i = 0; i < SAVE_SLOTS; i++)
+	//clear screen data
+	if(current_screen != nil)
 	{
-		[saveSlot_item[i] setEnabled:YES];
-
-		if(savestates[i].exists == desmume_TRUE)
-		{
-			atleast_one_save_exists = true;
-			[saveSlot_item[i] setState:NSOnState];
-			[loadSlot_item[i] setEnabled:YES];
-		} else
-		{
-			[saveSlot_item[i] setState:NSOffState];
-			[loadSlot_item[i] setEnabled:NO];
-		}
+		[current_screen release];
+		current_screen = nil;
 	}
+	
+	//set local vars
+	current_file = filename;
+	[current_file retain];
 
-	//if(atleast_one_save_exists)
-		//[clear_all_saves_item setEnabled:YES];
-
-	//layers apparently get reset on rom load?
-	//[set topBG2_item fixme
-
-	//if it worked, check the execute upon load option
-	if([[NSUserDefaults standardUserDefaults] boolForKey:PREF_EXECUTE_UPON_LOAD])
-		[self execute];
-	else
-		[main_window clearScreenWhite];
+	//this is incase emulation stopped from the
+	//emulation core somehow
+	execute = true;
 
 	return true;
 }
 
+- (BOOL)ROMLoaded
+{
+	return (current_file==nil)?NO:YES;
+}
+
 - (void)closeROM
 {
 	[self pause];
+	
+	if(current_screen != nil)
+	{
+		[current_screen release];
+		current_screen = nil;
+	}
 
 	NDS_FreeROM();
 
-	//set menu item states
-	[execute_item setEnabled:NO];
-	[pause_item setEnabled:NO];
-	[reset_item setEnabled:NO];
-	[close_rom_item setEnabled:NO];
-	[rom_info_item setEnabled:NO];
-	[save_state_as_item setEnabled:NO];
-	[load_state_from_item setEnabled:NO];
-
-	//disable all save slots
-	int i;
-	for(i = 0; i < SAVE_SLOTS; i++)
-	{
-		[saveSlot_item[i] setEnabled:NO];
-		[saveSlot_item[i] setState:NSOffState];
-		[loadSlot_item[i] setEnabled:NO];
-	}
-
-	//[clear_all_saves_item setEnabled:NO];
+	[current_file release];
+	current_file = nil;
 }
 
-- (void)askAndCloseROM
+- (NSImage*)ROMIcon
 {
-	bool was_paused = paused;
-	[NDS pause];
+	NDS_header *header = NDS_getROMHeader();
+	if(!header)return nil;
 
-	if(messageDialogYN(NSLocalizedString(@"DeSmuME Emulator", nil), NSLocalizedString(@"Are you sure you want to close the ROM?", nil)))
+	if(header->IconOff == 0)return nil;
+
+	NSImage *result = [[NSImage alloc] initWithSize:NSMakeSize(32, 32)];
+	if(result == nil)return nil;
+
+	NSBitmapImageRep *image = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:NULL
+	pixelsWide:32
+	pixelsHigh:32
+	bitsPerSample:8
+	samplesPerPixel:4
+	hasAlpha:YES
+	isPlanar:NO
+	colorSpaceName:NSCalibratedRGBColorSpace
+	bytesPerRow:32 * 4
+	bitsPerPixel:32];
+
+	[image setAlpha:YES];
+
+	if(image == nil)
 	{
-		[self closeROM];
-
-		[main_window clearScreenBlack];
+		[result release];
+		return nil;
 	}
-	else if(!was_paused)[NDS execute];
+
+	//load the palette
+	//the pallete contains 16 entries, 2 bytes each
+	//the first entry represents alpha so the value is ignored
+
+	u8 palette[16*4]; //16 entries at 32 bit (we will convert)
+	int x;
+
+	for(x = 0; x < 16; x++)
+	{
+		u16 temp = T1ReadWord(MMU.CART_ROM, header->IconOff + 0x220 + x*2);
+		palette[x*4+0] = (temp & 0x001F) << 3;       //r
+		palette[x*4+1] = (temp & 0x03E0) >> 5 << 3;  //g
+		palette[x*4+2] = (temp & 0x7C00) >> 10 << 3; //b
+		palette[x*4+3] = x==0?0:255; //alpha: color 0 is always transparent
+	}
+
+	//load the image
+	//the image is 32x32 pixels, each 4bit (correspoding to the pallete)
+	//it's stored just before the pallete
+
+	u8 *bitmap_data = [image bitmapData];
+
+	int y, inner_y, inner_x, offset = 0;
+	for(y = 0; y < 4; y++) //the image is split into 16 squares (4 on each axis)
+	for(x = 0; x < 4; x++)
+	for(inner_y = 0; inner_y < 8; inner_y++) //each square is 8x8
+	for(inner_x = 0; inner_x < 8; inner_x+=2) //increment by 2 since each byte is two 4bit colors
+	{
+		//grab the color indicies of the next 2 pixels
+		u8 color = T1ReadByte(MMU.CART_ROM, header->IconOff + 0x20 + offset++);
+
+		//set the first pixel color
+		*(bitmap_data+( (y*8+inner_y)*32*4+(x*8+inner_x+1)*4+0 )) = palette[(color>>4) * 4 + 0]; //r
+		*(bitmap_data+( (y*8+inner_y)*32*4+(x*8+inner_x+1)*4+1 )) = palette[(color>>4) * 4 + 1]; //g
+		*(bitmap_data+( (y*8+inner_y)*32*4+(x*8+inner_x+1)*4+2 )) = palette[(color>>4) * 4 + 2]; //b
+		*(bitmap_data+( (y*8+inner_y)*32*4+(x*8+inner_x+1)*4+3 )) = palette[(color>>4) * 4 + 3]; //a
+
+		//set the next pixel color
+		*(bitmap_data+( (y*8+inner_y)*32*4+(x*8+inner_x+0)*4+0 )) = palette[(color&0x0F) * 4 + 0]; //r
+		*(bitmap_data+( (y*8+inner_y)*32*4+(x*8+inner_x+0)*4+1 )) = palette[(color&0x0F) * 4 + 1]; //g
+		*(bitmap_data+( (y*8+inner_y)*32*4+(x*8+inner_x+0)*4+2 )) = palette[(color&0x0F) * 4 + 2]; //b
+		*(bitmap_data+( (y*8+inner_y)*32*4+(x*8+inner_x+0)*4+3 )) = palette[(color&0x0F) * 4 + 3]; //a
+	}
+
+	[result addRepresentation:image];
+	[image release];
+	[result autorelease];
+	return result;
+}
+
+- (NSString*)ROMFile
+{
+	return current_file;
+}
+
+- (NSString*)ROMTitle
+{
+	return NSSTRc(NDS_getROMHeader()->gameTile);
+}
+
+- (NSInteger)ROMMaker
+{
+	return NDS_getROMHeader()->makerCode;
+}
+
+- (NSInteger)ROMSize
+{
+	return NDS_getROMHeader()->cardSize;
+}
+
+- (NSInteger)ROMARM9Size
+{
+	return NDS_getROMHeader()->ARM9binSize;
+}
+
+- (NSInteger)ROMARM7Size
+{
+	return NDS_getROMHeader()->ARM7binSize;
+}
+
+- (NSInteger)ROMDataSize
+{
+	return NDS_getROMHeader()->ARM7binSize + NDS_getROMHeader()->ARM7src;
+}
+
+- (BOOL)executing
+{
+	return run;
 }
 
 - (void)execute
 {
-	paused = FALSE;
-	execute = TRUE;
-	//SPU_Pause(0);
+	run = TRUE;
+}
 
- 	[pause_item setState:NSOffState];
- 	[execute_item setState:NSOnState];
+- (BOOL)paused
+{
+	return !run;
 }
 
 - (void)pause
 {
-	if(paused)return;
+	run = false;
 
-	execute = FALSE;
-	//SPU_Pause(1);
-
-#ifndef MULTITHREADED
-	paused = TRUE;
-#else
 	//wait for the other thread to stop execution
 	while (!paused) {}
-#endif
-
- 	[pause_item setState:NSOnState];
- 	[execute_item setState:NSOffState];
 }
 
 - (void)reset
 {
-	NDS_Reset();
-	[self execute];
-}
-
-- (void)setFrameSkip:(id)sender
-{
-	int i;
-
-	//see if this was sent from the autoskip menu item
-	if(sender == frame_skip_auto_item)
+	//stop execution
+	BOOL old_run = run;
+	run = false;
+	while (!paused)
 	{
-		//set the frame skip to auto
-		frame_skip = 0;
 
-		//check auto
-		[frame_skip_auto_item setState:NSOnState];
-
-		//uncheck the others
-		for(i = 0; i < MAX_FRAME_SKIP; i++)[frame_skip_item[i] setState:NSOffState];
-		return;
 	}
 
-	//search through the frame skip menu items to find out which one called this function
-	for(i = 0; i < MAX_FRAME_SKIP; i++)
-		if(sender == frame_skip_item[i])break;
+	//set the execute variable incase
+	//of a previous emulation error
+	execute = true;
 
-	if(i == MAX_FRAME_SKIP)return; //not a known sender
+	NDS_Reset();
 
-	//set the frame skip value
-	frame_skip = i + 1;
-
-	//check the selected frame skip value
-	[frame_skip_item[i] setState:NSOnState];
-
-	//uncheck the others
-	int i2;
-	for(i2 = 0; i2 < MAX_FRAME_SKIP; i2++)
-		if(i2 != i)
-			[frame_skip_item[i2] setState:NSOffState];
-	[frame_skip_auto_item setState:NSOffState];
+	//resume execution
+	run = old_run;
 }
 
-- (void)run
+- (void)setFrameSkip:(int)frameskip
 {
-	u32 cycles = 0;
+	if(frameskip < 0)frame_skip = -1;
+	else frame_skip = frameskip;
+}
 
-	//this flag is so we can set the pause state to true
-	//ONCE after the inner run loop breaks (ie when you pause)
-	//to avoid some slight chance that the other thread sets pause to false
-	//and this thread re
-	bool was_running = false; //initialized here to avoid a warning
+- (int)frameSkip
+{
+	return frame_skip;
+}
+
+- (void)touch:(NSPoint)point
+{
+	NDS_setTouchPos((unsigned short)point.x, (unsigned short)point.y);
+}
+
+- (void)releaseTouch
+{
+	NDS_releasTouch();
+}
+
+- (void)pressStart
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFF7;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFF7;
+}
+
+- (void)liftStart
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x8;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x8;
+}
+
+- (BOOL)start
+{
+	if((((u16 *)MMU.ARM7_REG)[0x130>>1] & 0x8) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressSelect
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFFB;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFFB;
+}
+
+- (void)liftSelect
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x4;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x4;
+}
+
+- (BOOL)select
+{
+	if((((u16 *)MMU.ARM7_REG)[0x130>>1] & 0x4) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressLeft
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFDF;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFDF;
+}
+
+- (void)liftLeft
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x20;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x20;
+}
+
+- (BOOL)left
+{
+	if((((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] & 0x20) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressRight
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFEF;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFEF;
+}
+
+- (void)liftRight
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x10;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x10;
+}
+
+- (BOOL)right
+{
+	if((((u16*)ARM9Mem.ARM9_REG)[0x130>>1] & 0x10) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressUp
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFBF;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFBF;
+}
+
+- (void)liftUp
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x40;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x40;
+}
+
+- (BOOL)up
+{
+	if((((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] & 0x40) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressDown
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFF7F;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFF7F;
+}
+
+- (void)liftDown
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x80;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x80;
+}
+
+- (BOOL)down
+{
+	if((((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] & 0x80) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressA
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFFE;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFFE;
+}
+
+- (void)liftA
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x1;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x1;
+}
+
+- (BOOL)A
+{
+	if((((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] & 0x1) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressB
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFFFD;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFFFD;
+}
+
+- (void)liftB
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x2;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x2;
+}
+
+- (BOOL)B
+{
+	if((((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] & 0x2) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressX
+{
+	((u16 *)MMU.ARM7_REG)[0x136>>1] &= 0xFFFE;
+}
+
+- (void)liftX
+{
+	((u16 *)MMU.ARM7_REG)[0x136>>1] |= 0x1;
+}
+
+- (BOOL)X
+{
+	if((((u16 *)MMU.ARM7_REG)[0x136>>1] & 0x1) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressY
+{
+	((u16 *)MMU.ARM7_REG)[0x136>>1] &= 0xFFFD;
+}
+
+- (void)liftY
+{
+	((u16 *)MMU.ARM7_REG)[0x136>>1] |= 0x2;
+}
+
+- (BOOL)Y
+{
+	if((((u16 *)MMU.ARM7_REG)[0x136>>1] & 0x2) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressL
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFDFF;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFDFF;
+}
+
+- (void)liftL
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x200;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x200;
+}
+
+- (BOOL)L
+{
+	if((((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] & 0x200) == 0)
+		return YES;
+	return NO;
+}
+
+- (void)pressR
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] &= 0xFEFF;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] &= 0xFEFF;
+}
+
+- (void)liftR
+{
+	((u16 *)ARM9Mem.ARM9_REG)[0x130>>1] |= 0x100;
+	((u16 *)MMU.ARM7_REG)[0x130>>1] |= 0x100;
+}
+
+- (BOOL)R
+{
+	if((((u16 *)MMU.ARM7_REG)[0x130>>1] & 0x100) == 0)
+		return YES;
+	return NO;
+}
+
+- (BOOL)saveState:(NSString*)file
+{
+	bool was_executing = !paused;
+	[self pause];
+
+	BOOL result = NO;
+	if(savestate_save([file cStringUsingEncoding:NSASCIIStringEncoding]))
+		result = YES;
+
+	if(was_executing)[self execute];
+
+	return result;
+}
+
+- (BOOL)loadState:(NSString*)file
+{
+	bool was_executing = !paused;
+	[self pause];
+
+	BOOL result = NO;
+	if(savestate_load([file cStringUsingEncoding:NSASCIIStringEncoding]))
+		result = YES;
+
+	if(was_executing)[self execute];
+
+	return result;
+}
+
+- (BOOL)saveStateToSlot:(int)slot
+{
+	if(slot >= MAX_SLOTS)return NO;
+	if(slot < 0)return NO;
+
+	bool was_executing = !paused;
+	[self pause];
+
+	BOOL result = NO;
+
+	savestate_slot(slot + 1);//no execption handling?
+	result = YES;
+
+	if(was_executing)[self execute];
+
+	return result;
+}
+
+- (BOOL)loadStateFromSlot:(int)slot
+{
+	if(slot >= MAX_SLOTS)return NO;
+	if(slot < 0)return NO;
+
+	bool was_executing = !paused;
+	[self pause];
+
+	BOOL result = NO;
+
+	loadstate_slot(slot + 1); //no exection handling?
+	result = YES;
+
+	if(was_executing)[self execute];
+
+	return result;
+}
+
+- (BOOL)saveStateExists:(int)slot
+{
+	scan_savestates();
+	if(savestates[slot].exists)
+		return YES;
+	return NO;
+}
+
+- (void)toggleTopBackground0
+{
+	if(SubScreen.gpu->dispBG[0])
+		GPU_remove(SubScreen.gpu, 0);
+	else
+		GPU_addBack(SubScreen.gpu, 0);
+}
+
+- (BOOL)showingTopBackground0
+{
+	return SubScreen.gpu->dispBG[0];
+}
+
+- (void)toggleTopBackground1
+{
+	if(SubScreen.gpu->dispBG[1])
+		GPU_remove(SubScreen.gpu, 1);
+	else
+		GPU_addBack(SubScreen.gpu, 1);
+}
+
+- (BOOL)showingTopBackground1
+{
+	return SubScreen.gpu->dispBG[1];
+}
+
+- (void)toggleTopBackground2
+{
+	if(SubScreen.gpu->dispBG[2])
+		GPU_remove(SubScreen.gpu, 2);
+	else
+		GPU_addBack(SubScreen.gpu, 2);
+}
+
+- (BOOL)showingTopBackground2
+{
+	return SubScreen.gpu->dispBG[2];
+}
+
+- (void)toggleTopBackground3
+{
+	if(SubScreen.gpu->dispBG[3])
+		GPU_remove(SubScreen.gpu, 3);
+	else
+		GPU_addBack(SubScreen.gpu, 3);
+}
+
+- (BOOL)showingTopBackground3
+{
+	return SubScreen.gpu->dispBG[3];
+}
+
+- (void)toggleSubBackground0
+{
+	if(MainScreen.gpu->dispBG[0])
+		GPU_remove(MainScreen.gpu, 0);
+	else
+		GPU_addBack(MainScreen.gpu, 0);
+}
+
+- (BOOL)showingSubBackground0
+{
+	return MainScreen.gpu->dispBG[0];
+}
+
+- (void)toggleSubBackground1
+{
+	if(MainScreen.gpu->dispBG[1])
+		GPU_remove(MainScreen.gpu, 1);
+	else
+		GPU_addBack(MainScreen.gpu, 1);
+}
+
+- (BOOL)showingSubBackground1
+{
+	return MainScreen.gpu->dispBG[1];
+}
+
+- (void)toggleSubBackground2
+{
+	if(MainScreen.gpu->dispBG[2])
+		GPU_remove(MainScreen.gpu, 2);
+	else
+		GPU_addBack(MainScreen.gpu, 2);
+}
+
+- (BOOL)showingSubBackground2
+{
+	return MainScreen.gpu->dispBG[2];
+}
+
+- (void)toggleSubBackground3
+{
+	if(MainScreen.gpu->dispBG[3])
+		GPU_remove(MainScreen.gpu, 3);
+	else
+		GPU_addBack(MainScreen.gpu, 3);
+}
+
+- (BOOL)showingSubBackground3
+{
+	return MainScreen.gpu->dispBG[3];
+}
+
+- (void)setVolume:(int)new_volume
+{
+	if(new_volume < 0)new_volume = 0;
+	if(new_volume > 100)new_volume = 100;
+	if(volume == new_volume)return;
+	volume = new_volume;
+	[sound_lock lock];
+	SNDOSXSetVolume(volume);
+	[sound_lock unlock];
+	muted = false;
+}
+
+- (int)volume
+{
+	return volume;
+}
+
+- (void)enableMute
+{
+	[sound_lock lock];
+	SNDOSXMuteAudio();
+	[sound_lock unlock];
+	muted = true;
+}
+
+- (void)disableMute
+{
+	[sound_lock lock];
+	SNDOSXUnMuteAudio();
+	[sound_lock unlock];
+	muted = false;
+}
+
+- (void)toggleMute
+{
+	if(muted)
+		[self disableMute];
+	else
+		[self enableMute];
+}
+
+- (BOOL)muted
+{
+	return muted?YES:NO;
+}
+
+//----------------------------
+//Here's the run function which continuously executes in a separate thread
+//it's controlled by the run and finish varaiables of the instance
+//and its status can be determined with the paused and finished variables
+
+@class NSOpenGLContext;
+
+- (void)videoUpdateHelper:(ScreenState*)screen_data
+{
+	//we check if the emulation is running before we update the screen
+	//this is because the emulation could have been paused or ended
+	//with a video update call still queued on this thread
+
+	//this also means it may skip a frame or more upon resuming emulation
+
+	//the ideal thing would be to find a way to have the pause function
+	//check what video updates are queued on this run loop and perform them
+
+	if(run)
+		[display_object performSelector:display_func withObject:screen_data];
+}
+
+- (void)videoUpdateTimerHelper
+{
+	if(!run)return;
+	
+	[video_update_lock lock];
+	ScreenState *screen = current_screen;
+	[screen retain];
+	current_screen = nil;
+	[video_update_lock unlock];
+	
+	if(screen != nil)
+	{
+		[display_object performSelector:display_func withObject:screen];
+		[screen release];
+	}
+	
+}
+
+- (void)run:(NSOpenGLContext*)gl_context
+{
+	NSAutoreleasePool *autorelease = [[NSAutoreleasePool alloc] init];
+
+	[gl_context retain];
+	[gl_context makeCurrentContext];
+	CGLLockContext([gl_context CGLContextObj]);
+	
+	u32 cycles = 0;
 
 	unsigned long long frame_start_time, frame_end_time;
 
 	int frames_to_skip = 0;
 
 	//program main loop
-	while(!finished)
+	while(!finish)
 	{
+		if(!run)paused = true;
 
-#ifndef MULTITHREADED
-		//keep the GUI responsive even while not running a gme
-		if(!execute)clearEvents(true);
-#endif
 		//run the emulator
-		while(execute && !finished)
+		while(run)
 		{
-			was_running = true;
-
-//clear the event queue so the GUI elements are responsive when the game is running
-//needs to happen before frame_start_time is recieved incase the user does a live resize
-//or something that will pause everything
-#ifndef MULTITHREADED
-			if(frames_to_skip == 0)
-				clearEvents(false);
-#endif
+			paused = false;
 
 			Microseconds((struct UnsignedWide*)&frame_start_time);
 
 			cycles = NDS_exec((560190<<1)-cycles, FALSE);
+
+			[sound_lock lock];
 			SPU_Emulate();
+			[sound_lock unlock];
 
-
-			if(frames_to_skip != 0)
+			if(frames_to_skip > 0)
 				frames_to_skip--;
 
 			else
@@ -388,7 +963,7 @@ NSString *current_file;
 
 				Microseconds((struct UnsignedWide*)&frame_end_time);
 
-				if(frame_skip == 0)
+				if(frame_skip < 0)
 				{ //automatic
 
 					//i don't know if theres a standard strategy, but here we calculate
@@ -403,414 +978,240 @@ NSString *current_file;
 
 				}
 
-#ifndef MULTITHREADED
-				if(!paused) //so the screen doesnt update after being cleared to white (when closing rom)
-#endif
-				[main_window updateScreen];
+				//update the screen
+				ScreenState *new_screen_data = [[ScreenState alloc] init];
+				[new_screen_data setColorData:GPU_screen];
+				if(timer_based)
+				{
+					[video_update_lock lock];
+					[current_screen release];
+					current_screen = new_screen_data;
+					[video_update_lock unlock];
+				} else
+				{
+					//this will generate a warning when compiling on tiger or earlier, but it should
+					//be ok since the purpose of the if statement is to check if this will work
+					[self performSelector:@selector(videoUpdateHelper:) onThread:gui_thread withObject:new_screen_data waitUntilDone:NO];
+					[new_screen_data release]; //performSelector will auto retain the screen data while the other thread displays
+				}
 
 			}
+/* FIXME
+			//execute is set to false sometimes by the emulation core
+			//when there is an error, if this happens notify the other
+			//thread that emulation has stopped.
+			if(!execute)
+			{
+				run = false; //stop executing
+				execute = true; //reset the var, so if someone tries to execute again, we get the error again
 
-		}
+				[self performSelector:@selector(pause) onThread:gui_thread withObject:nil
+				waitUntilDone:NO modes:[NSArray arrayWithObject:NSDefaultRunLoopMode]];
 
-		//
-		if(was_running)
-		{
-			paused = TRUE; //for the multithreaded version (avoid forever loop in the pause method)
-			was_running = false; //
-
-			//set some kind of checkmarks or something?
-		}
-
-	}
-}
-
-- (void)saveStateAs
-{//dst
-	BOOL was_paused = paused;
-	[NDS pause];
-
-	NSSavePanel *panel = [NSSavePanel savePanel];
-
-	[panel setTitle:NSLocalizedString(@"Save State to File...", nil)];
-	[panel setAllowedFileTypes:[NSArray arrayWithObjects:@"dst",nil]];
-
-	if([panel runModal] == NSOKButton)
-	{
-
-		NSString *filename = [panel filename];
-
-		if(filename)
-			savestate_save([filename cStringUsingEncoding:NSASCIIStringEncoding]);
-
-	}
-
-	if(!was_paused)[NDS execute];
-}
-
-- (void)loadStateFrom
-{
-	NSString *file = openDialog([NSArray arrayWithObject:@"DST"]);
-
-	if(file)
-	{
-		[NDS pause];
-
-		savestate_load([file cStringUsingEncoding:NSASCIIStringEncoding]);
-
-		[NDS execute];
-	}
-}
-
-- (void)saveToSlot:(id)sender
-{
-	//get the save slot by detecting which menu item sent the message
-	int i;
-	for(i = 0; i < SAVE_SLOTS; i++)
-		if(sender == saveSlot_item[i])break;
-
-	//quit if the message wasn't sent by a save state menu item
-	if(i == SAVE_SLOTS)return;
-
-	bool was_paused = paused;
-	[NDS pause];
-
-	savestate_slot(i + 1);
-
-	[saveSlot_item[i] setState:NSOnState];
-	[loadSlot_item[i] setEnabled:YES];
-	//[clear_all_saves_item setEnabled:YES];
-
-	if(!was_paused)[NDS execute];
-
-}
-
-- (void)loadFromSlot:(id)sender
-{
-	//get the load slot
-	int i;
-	for(i = 0; i < SAVE_SLOTS; i++)
-		if(sender == loadSlot_item[i])break;
-
-	//quit if the message wasn't sent by a save state menu item
-	if(i == SAVE_SLOTS)return;
-
-	bool was_paused = paused;
-	[NDS pause];
-
-	loadstate_slot(i + 1);
-
-	if(!was_paused)[NDS execute];
-}
-/*
-- (void)askAndClearStates
-{
-	BOOL was_paused = paused;
-	[NDS pause];
-
-	if(messageDialogYN(NSLocalizedString(@"DeSmuME Emulator", nil),
-	NSLocalizedString(@"Are you sure you want to clear all save slots?", nil)))
-	{
-
-
-		to be implemented after saves.h provides a way to delete saves...
-
-		int i;
-		for(i = 0; i < SAVE_SLOTS; i++)
-		{
-			[saveSlot_item[i] setState:NSOffState];
-			[loadSlot_item[i] setEnabled:NO];
-		}
-
-		[clear_all_saves_item setEnabled:NO];
-
-	}
-
-	if(!was_paused)[NDS execute];
-}
+				[error_object performSelector:error_func onThread:gui_thread withObject:nil
+				waitUntilDone:NO modes:[NSArray arrayWithObject:NSDefaultRunLoopMode]];
+			}
 */
-
-- (void)showRomInfo
-{
-	BOOL was_paused = paused;
-	[self pause];
-
-	//create a window
-	NSRect rect;
-	rect.size.width = 400;
-	rect.size.height = 200; //fixme;
-	rect.origin.x = 200;
-	rect.origin.y = 200;
-	NSWindow *rom_info_window = [[NSWindow alloc] initWithContentRect:rect styleMask:
-	NSTitledWindowMask|NSClosableWindowMask|NSResizableWindowMask backing:NSBackingStoreBuffered defer:NO screen:nil];
-
-	//set the window title
-	[rom_info_window setTitle:NSLocalizedString(@"ROM Info", nil)];
-
-	//create an NSTableView to display the stuff
-	TableHelper *helper = [[TableHelper alloc] initWithWindow:rom_info_window];
-
-	//set the window delegate
-	[rom_info_window setDelegate:helper];
-
-	//min size is starting size
-	[rom_info_window setMinSize:[rom_info_window frame].size];
-
-	//show the window
-	[[[NSWindowController alloc] initWithWindow:rom_info_window] showWindow:nil];
-
-	//run the window
-	[NSApp runModalForWindow:rom_info_window];
-
-	if(!was_paused)[self execute];
-}
-
-- (void)setVolume:(id)sender
-{
-	int i;
-	for(i = 0; i < 10; i++)
-	{
-		if(sender == volume_item[i])
-		{
-			[volume_item[i] setState:NSOnState];
-			SNDOSXSetVolume((i+1)*10);
-		} else
-			[volume_item[i] setState:NSOffState];
-	}
-}
-
-- (void)toggleMuting
-{
-	if([mute_item state] == NSOffState)
-	{
-		[mute_item setState:NSOnState];
-		SNDOSXMuteAudio();
-	} else
-	{
-		[mute_item setState:NSOffState];
-
-		//find and restore volume
-		int i;
-		for(i = 0; i < 10; i++)
-			if([volume_item[i] state] == NSOnState)
-				SNDOSXSetVolume((i+1)*10);
-	}
-}
-
-- (void)chooseSoundOutputFile
-{
-	NSSavePanel *panel = [NSSavePanel savePanel];
-
-	//fixme localize
-	[panel setTitle:@"Record Audio to File..."];
-
-/*
-	[panel beginSheetForDirectory:@"" file:@"DeSmuMEaudio.wav" modalForWindow:main_window modalDelegate:self
-	didEndSelector:nil contextInfo:nil];
-*/
-	//[panel setMessage:@"Please choose an audio file to record sound output to"];
-	//[panel setNameFieldLabel:@"BAL"];
-	[panel runModal];
-
-	//[NSApp runModalforWindow:panel];
-
-	if(!SNDOSXOpenFile([panel filename]))
-	{
-		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create sound recording output file");
-		return;
+		}
+		
+		//when emulation is paused, return CPU time to the OS
+		[NSThread sleepUntilDate:[NSDate dateWithTimeIntervalSinceNow:.1]];
 	}
 
-	SNDOSXStartRecording();
+	CGLUnlockContext([gl_context CGLContextObj]);
+	[gl_context release];
+	[autorelease release];
 
-}
-
-- (void)startRecording
-{
-	SNDOSXStartRecording();
-}
-
-- (void)pauseRecording
-{
-	SNDOSXStopRecording();
+	paused = true;
+	finished = true;
 }
 
 @end
 
-//Rom info helper stuff -------------------------------------------------------------
+//////////////////////
+// ScreenState
+//////////////////////
 
-#define ROM_INFO_ROWS 7
-#define ROM_INFO_WIDTH 400
-@implementation TableHelper
-- (id)initWithWindow:(NSWindow*)window
+@implementation ScreenState
+- (id)init
 {
 	self = [super init];
+	if(self == nil)return nil;
 
-	type_column = [[NSTableColumn alloc] initWithIdentifier:@""];
-	[type_column setEditable:NO];
-	[type_column setResizingMask:NSTableColumnUserResizingMask];
-	[[type_column headerCell] setStringValue:@"Attribute"];
-	[type_column setMinWidth: 1];
-
-	value_column = [[NSTableColumn alloc] initWithIdentifier:@""];
-	[value_column setEditable:NO];
-	[value_column setResizingMask:NSTableColumnUserResizingMask];
-	[[value_column headerCell] setStringValue:@"Value"];
-	[value_column setMinWidth: 1];
-
-	NSRect rect;
-	rect.size.width = rect.size.height = rect.origin.x = rect.origin.y = 0;
-	table = [[NSTableView alloc] initWithFrame:rect];
-	[table setDrawsGrid:NO];
-	[table setAllowsColumnSelection:YES];
-	[table setAllowsColumnReordering:YES];
-	[table setAllowsEmptySelection:YES];
-	[table setAllowsMultipleSelection:NO];
-	[table addTableColumn:type_column];
-	[table addTableColumn:value_column];
-	[table setDataSource:self];
-	//[table setDelegate:self];
-	//[table setTarget: _parent];
-	//[table setDoubleAction: @selector(editClicked:)];
-	[table setUsesAlternatingRowBackgroundColors:YES];
-
-	//
-	//[table setHeaderView:[[NSTableHeaderView alloc] initWithFrame:NSMakeRect(0,0,0,0)]];
-if([table headerView] == nil)messageDialogBlank();
-
-	//resize the window to fit enough rows
-	rect.size.width = ROM_INFO_WIDTH;
-	rect.size.height = [table rowHeight] * ROM_INFO_ROWS + [table intercellSpacing].height * (ROM_INFO_ROWS - 1) + 2 /*dunno what the 2 is for*/;
-	[window setContentSize:rect.size];
-
-	//resize the left column to take up only as much space as needed
-	//[type_column sizeToFit];
-
-	//resize the right column to take up the rest of the window
-	[value_column setWidth:ROM_INFO_WIDTH - [type_column width]];
-
-	//
-	//[table setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
-	//[[window contentView] setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
-	//[[window contentView] setAutoresizesSubviews:YES];
-	//[[window contentView] addSubview:table];
-	[window setContentView:table];
-
-	//grab the header to read data from
-	header = NDS_getROMHeader();
+	rotation = ROTATION_0;
 
 	return self;
 }
 
-- (int)numberOfRowsInTableView:(NSTableView *)aTableView;
+- (id)initWithScreenState:(ScreenState*)state
 {
-	return ROM_INFO_ROWS;
+	self = [super init];
+	if(self == nil)return nil;
+
+	rotation = state->rotation;
+	memcpy(color_data, state->color_data, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT*2 * DS_BPP);
+
+	return self;
 }
 
-- (BOOL)tableView:(NSTableView *)aTableView acceptDrop:(id <NSDraggingInfo>)info row:(int)row dropOperation:(NSTableViewDropOperation)operation
+- (NSInteger)width
 {
-	return NO;
+	if(rotation==ROTATION_90 || rotation==ROTATION_270)
+		return DS_SCREEN_HEIGHT*2;
+	return DS_SCREEN_WIDTH;
 }
 
-- (NSArray *)tableView:(NSTableView *)aTableView namesOfPromisedFilesDroppedAtDestination:(NSURL *)dropDestination forDraggedRowsWithIndexes:(NSIndexSet *)indexSet
+- (NSInteger)height
 {
-	return [NSArray array];
+	if(rotation==ROTATION_90 || rotation==ROTATION_270)
+		return DS_SCREEN_WIDTH;
+	return DS_SCREEN_HEIGHT*2;
 }
 
-- (id)tableView:(NSTableView *)aTableView objectValueForTableColumn:(NSTableColumn *)aTableColumn row:(int)rowIndex
+- (NSSize)size
 {
-	if(aTableColumn == type_column)
+	NSSize result;
+
+	if(rotation==ROTATION_90 || rotation==ROTATION_270)
 	{
-		if(rowIndex == 0)
-			return NSLocalizedString(@"ROM File", nil);
-
-		if(rowIndex == 1)
-			return NSLocalizedString(@"ROM Title", nil);
-
-		if(rowIndex == 2)
-			return NSLocalizedString(@"ROM Maker", nil);
-
-		if(rowIndex == 3)
-			return NSLocalizedString(@"ROM Size", nil);
-
-		if(rowIndex == 4)
-			return NSLocalizedString(@"ARM9 Size", nil);
-
-		if(rowIndex == 5)
-			return NSLocalizedString(@"ARM7 Size", nil);
-
-		if(rowIndex == 6)
-			return NSLocalizedString(@"Data Size", nil);
-
+		result.width = DS_SCREEN_HEIGHT*2;
+		result.height = DS_SCREEN_WIDTH;
 	} else
-	{//units?
-		if(rowIndex == 0)return current_file;
-
-		if(rowIndex == 1)
-			return NSSTRc(header->gameTile);
-
-		if(rowIndex == 2)
-		{
-			if(header->makerCode == 12592)
-				return NSSTRc("Nintendo");
-
-			return [NSString localizedStringWithFormat:@"%u", header->makerCode];
-		}
-
-		if(rowIndex == 3)
-		{
-			return [NSString localizedStringWithFormat:@"%u", header->cardSize];
-		}
-
-		if(rowIndex == 4)
-		{
-			return [NSString localizedStringWithFormat:@"%u", header->ARM9binSize];
-		}
-
-		if(rowIndex == 5)
-		{
-			return [NSString localizedStringWithFormat:@"%u", header->ARM7binSize];
-		}
-
-		if(rowIndex == 6)
-		{
-			return [NSString localizedStringWithFormat:@"%u", header->ARM7binSize + header->ARM7src];
-		}
-
+	{
+		result.width = DS_SCREEN_WIDTH;
+		result.height = DS_SCREEN_HEIGHT*2;
 	}
 
-	return @"If you see this, there is a bug";
+	return result;
 }
 
-- (void)tableView:(NSTableView *)aTableView setObjectValue:(id)anObject forTableColumn:(NSTableColumn *)aTableColumn row:(int)rowIndex;
+- (void)fillWithWhite
 {
+	memset(color_data, 255, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT*2 * DS_BPP);
 }
 
-- (void)tableView:(NSTableView *)aTableView sortDescriptorsDidChange:(NSArray *)oldDescriptors;
+- (void)fillWithBlack
 {
+	memset(color_data, 0, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT*2 * DS_BPP);
 }
 
-- (NSDragOperation)tableView:(NSTableView *)aTableView validateDrop:(id <NSDraggingInfo>)info proposedRow:(int)row proposedDropOperation:(NSTableViewDropOperation)operation
+- (NSBitmapImageRep*)imageRep
 {
-	return NSDragOperationNone;
-}
+	NSInteger width = [self width];
+	NSInteger height = [self height];
 
-- (BOOL)tableView:(NSTableView *)aTableView writeRowsWithIndexes:(NSIndexSet *)rowIndexes toPasteboard:(NSPasteboard*)pboard;
-{
-	return NO;
-}
+	NSBitmapImageRep *image = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:NULL
+	pixelsWide:width
+	pixelsHigh:height
+	bitsPerSample:8
+	samplesPerPixel:3
+	hasAlpha:NO
+	isPlanar:NO
+	colorSpaceName:NSCalibratedRGBColorSpace
+	bytesPerRow:width * 3
+	bitsPerPixel:24];
 
-- (void)windowWillClose:(NSNotification *)aNotification
-{
-	[NSApp stopModal];
-}
+	if(image == nil)return nil;
 
-- (void)windowDidResize:(NSNotification *)aNotification
-{
-	//we have this because the tableview doesn't change clipped text size
+	u8 *bitmap_data = [image bitmapData];
+
+	const u16 *buffer_16 = (u16*)color_data;
 
 	int i;
-	for(i = 0; i < ROM_INFO_ROWS; i++)
-	{
-		[table drawRow:i clipRect:[table frame]];
+	for(i = 0; i < width * height; i++)
+	{ //this loop we go through pixel by pixel and convert from 16bit to 24bit for the NSImage
+		*(bitmap_data++) = (*buffer_16 & 0x001F) <<  3;
+		*(bitmap_data++) = (*buffer_16 & 0x03E0) >> 5 << 3;
+		*(bitmap_data++) = (*buffer_16 & 0x7C00) >> 10 << 3;
+		buffer_16++;
 	}
+
+	[image autorelease];
+
+	return image;
+}
+
+- (void)setRotation:(enum ScreenRotation)rot
+{
+	if(rotation == rot)return;
+
+	//here is where we turn the screen sideways
+	//if you can think of a more clever way to do this than making
+	//a full copy of the screen data, please implement it!
+
+	const int width = [self width], height = [self height];
+
+	if((rotation==ROTATION_0 && rot==ROTATION_90)
+	||(rotation==ROTATION_90 && rot==ROTATION_180)
+	||(rotation==ROTATION_180 && rot==ROTATION_270)
+	||(rotation==ROTATION_270 && rot==ROTATION_0))
+	{ //90 degree clockwise rotation
+		unsigned char temp_buffer[width * height * DS_BPP];
+		memcpy(temp_buffer, color_data, width * height * DS_BPP);
+
+		int x, y;
+		for(x = 0; x< width; x++)
+			for(y = 0; y < height; y++)
+			{
+				color_data[(x * height + (height - y - 1)) * 2] = temp_buffer[(y * width + x) * 2];
+				color_data[(x * height + (height - y - 1)) * 2 + 1] = temp_buffer[(y * width + x) * 2 + 1];
+			}
+
+		rotation = rot;
+	}
+
+	if((rotation==ROTATION_0 && rot==ROTATION_180)
+	||(rotation==ROTATION_90 && rot==ROTATION_270)
+	||(rotation==ROTATION_180 && rot==ROTATION_0)
+	||(rotation==ROTATION_270 && rot==ROTATION_90))
+	{ //180 degree rotation
+		unsigned char temp_buffer[width * height * DS_BPP];
+		memcpy(temp_buffer, color_data, width * height * DS_BPP);
+
+		int x, y;
+		for(x = 0; x < width; x++)
+			for(y = 0; y < height; y++)
+			{
+				color_data[(x * height + y) * 2] = temp_buffer[((width - x - 1) * height + (height - y - 1)) * 2];
+				color_data[(x * height + y) * 2 + 1] = temp_buffer[((width - x - 1) * height + (height - y - 1)) * 2 + 1];
+			}
+
+		rotation = rot;
+	}
+
+	if((rotation==ROTATION_0 && rot==ROTATION_270)
+	||(rotation==ROTATION_90 && rot==ROTATION_0)
+	||(rotation==ROTATION_180 && rot==ROTATION_90)
+	||(rotation==ROTATION_270 && rot==ROTATION_180))
+	{ //-90 degrees
+		unsigned char temp_buffer[width * height * DS_BPP];
+		memcpy(temp_buffer, color_data, width * height * DS_BPP);
+
+		int x, y;
+		for(x = 0; x< width; x++)
+			for(y = 0; y < height; y++)
+			{
+				color_data[((width - x - 1) * height + y) * 2] = temp_buffer[(y * width + x) * 2];
+				color_data[((width - x - 1) * height + y) * 2 + 1] = temp_buffer[(y * width + x) * 2 + 1];
+			}
+
+		rotation = rot;
+	}
+
+}
+
+- (enum ScreenRotation)rotation
+{
+	return rotation;
+}
+
+- (void)setColorData:(const unsigned char*)data
+{
+	memcpy(color_data, data, DS_SCREEN_WIDTH * DS_SCREEN_HEIGHT*2 * DS_BPP);
+}
+
+- (const unsigned char*)colorData
+{
+	return color_data;
 }
 @end
diff --git a/desmume/src/cocoa/preferences.h b/desmume/src/cocoa/preferences.h
index 567730403..bfb64b470 100644
--- a/desmume/src/cocoa/preferences.h
+++ b/desmume/src/cocoa/preferences.h
@@ -17,18 +17,4 @@
 	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
-#ifndef PREFERENCES_H_INCLUDED
-#define PREFERENCES_H_INCLUDED
-
-//These string have to be used in various places,
-//so having defines makes sure they are consistent
-
-#define PREF_EXECUTE_UPON_LOAD @"Execute Upon Load"
-
-#define PREF_FIRMWARE_LANGUAGE @"Firmware Language"
-#define PREF_FIRMWARE_PLAYER_NAME @"Firmware Player Name"
-
-#define PREF_3D_PLUGIN @"3D Graphics Plugin"
-#define PREF_SOUND_PLUGIN @"Sound Plugin"
-
-#endif
+void setAppDefaults(); //this is defined in preferences.m and should be called at app launch
diff --git a/desmume/src/cocoa/preferences.m b/desmume/src/cocoa/preferences.m
index 7789241a7..b80267ef7 100644
--- a/desmume/src/cocoa/preferences.m
+++ b/desmume/src/cocoa/preferences.m
@@ -17,20 +17,22 @@
 	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
-#import "globals.h"
 #import "preferences.h"
-#import "nds_control.h"
+#include "globals.h"
 
 /* Preference settings are stored using NSUserDefaults
-which should put them in a propert list in /Users/username/Library/Preferences
+which should put them in a property list in /Users/username/Library/Preferences
 
 For the keys we use the same strings you see in the preference menu
-such as "Language" to keep things simple, of course the unlocalized version
+such as "Execute Upon Load" to keep things simple, of course the unlocalized version
 of the strings are used so that when you change language it will still
 finds the settings from before. Also theres no guarantee that localized
 strings will be unique.
 */
 
+
+#define PREF_EXECUTE_UPON_LOAD @"Execute Upon Load"
+
 ///////////////////////////////
 
 NSWindow *preferences_window = NULL;
@@ -65,8 +67,8 @@ NSDictionary *desmume_defaults;
 
 - (void)textDidChange:(NSNotification*)notification
 {
-	NSText *text_field = [notification object];
-	NSString *text = [text_field string];
+	//NSText *text_field = [notification object];
+	//NSString *text = [text_field string];
 
 
 }
@@ -98,51 +100,6 @@ NSDictionary *desmume_defaults;
 
 @implementation NSApplication(custom_extensions)
 
-- (void)launchWebsite
-{
-	[[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"http://desmume.sourceforge.net"]];
-}
-
-- (void)launchForums
-{
-	[[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"http://forums.desmume.org/index.php"]];
-}
-
-- (void)bugReport
-{
-	[[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"http://sourceforge.net/tracker/?func=add&group_id=164579&atid=832291"]];
-}
-
-- (void)orderFrontStandardAboutPanel:(id)sender
-{
-	bool was_paused = paused;
-	[NDS pause];
-
-	NSRunAlertPanel([sender title],
-	@"DeSmuME is an open source Nintendo DS emulator.\n\nBased off of YopYop's original work, and continued by the DeSmuME team.\n\
-\nhttp://www.desmume.org\n\n\n\
-This program is free software; you can redistribute it and/or \
-modify it under the terms of the GNU General Public License as \
-published by the Free Software Foundation; either version 2 of \
-the License, or (at your option) any later version. \
-\n\n\
-This program is distributed in the hope that it will be \
-useful,but WITHOUT ANY WARRANTY; without even the implied \
-warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR \
-PURPOSE.  See the GNU General Public License for more details. \
-\n\n\
-You should have received a copy of the GNU General Public \
-License along with this program; if not, write to the Free \
-Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, \
-MA  02111-1307  USA\
-\n\n\
-See the GNU General Public License details in COPYING.", nil/*OK*/, nil, nil);
-
-	if(!was_paused)[NDS execute];
-}
-
-///////////////////////////////////////////////////
-
 NSView *createPreferencesView(NSTabViewItem *tab, NSDictionary *options, id delegate)
 {
 	//create the view
@@ -281,8 +238,8 @@ void setAppDefaults()
 	@"Yes", PREF_EXECUTE_UPON_LOAD,
 
 	//Firmware defaults
-	@"DeSmuME User", PREF_FIRMWARE_PLAYER_NAME,
-	@"English", PREF_FIRMWARE_LANGUAGE,
+	//@"DeSmuME User", PREF_FIRMWARE_PLAYER_NAME,
+	//@"English", PREF_FIRMWARE_LANGUAGE,
 
 	nil];
 	[desmume_defaults retain];
@@ -306,8 +263,8 @@ void setAppDefaults()
 - (void)orderFrontDataLinkPanel:(id)sender //<- Preferences Display Function
 {
 
-	bool was_paused = paused;
-	[NDS pause];
+	//bool was_paused = paused;
+	//[NDS pause]; fixme
 
 	if(!preferences_window)
 	{
@@ -317,9 +274,6 @@ void setAppDefaults()
 		//get the applications main bundle
 		NSBundle* app_bundle = [NSBundle mainBundle];
 
-		//grab the list of languages
-		NSArray *languages = [app_bundle localizations];
-
 		//get a font for displaying text
 		preferences_font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSRegularControlSize]];
 
@@ -364,7 +318,7 @@ void setAppDefaults()
 		[NSArray arrayWithObjects:@"Bool", [NSData dataWithBytes:&@selector(executeUponLoad:) length:sizeof(SEL)], @"Yes", @"No",nil]
 		, PREF_EXECUTE_UPON_LOAD, nil];
 
-		NSView *interface_view = createPreferencesView(interface_pane_tab, interface_options, delegate);
+		/*NSView *interface_view = */createPreferencesView(interface_pane_tab, interface_options, delegate);
 /*
 		//Create the firmware pane
 		firmware_pane_tab = [[NSTabViewItem alloc] initWithIdentifier:nil];
@@ -395,6 +349,6 @@ void setAppDefaults()
 
 	[NSApp runModalForWindow:preferences_window];
 
-	if(!was_paused)[NDS execute];
+	//if(!was_paused)[NDS execute]; fixme
 }
 @end
diff --git a/desmume/src/cocoa/rom_info.h b/desmume/src/cocoa/rom_info.h
new file mode 100644
index 000000000..e0d576d85
--- /dev/null
+++ b/desmume/src/cocoa/rom_info.h
@@ -0,0 +1,32 @@
+/*  Copyright (C) 2007 Jeff Bland
+
+	This file is part of DeSmuME
+
+	DeSmuME is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	DeSmuME is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with DeSmuME; if not, write to the Free Software
+	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#import <Cocoa/Cocoa.h>
+
+@class NintendoDS;
+
+//there is only one ROM Info window, so we have only class functions here
+
+@interface ROMInfo : NSObject
+{
+}
++ (void)showROMInfo:(NintendoDS*)DS;
++ (void)changeDS:(NintendoDS*)DS;
++ (void)closeROMInfo;
+@end
diff --git a/desmume/src/cocoa/rom_info.m b/desmume/src/cocoa/rom_info.m
new file mode 100644
index 000000000..dbb2e427d
--- /dev/null
+++ b/desmume/src/cocoa/rom_info.m
@@ -0,0 +1,301 @@
+/*  Copyright (C) 2007 Jeff Bland
+
+	This file is part of DeSmuME
+
+	DeSmuME is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	DeSmuME is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with DeSmuME; if not, write to the Free Software
+	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#import "rom_info.h"
+#import "nds_control.h"
+
+bool leopard_or_later = false;
+int HUDWindowMask = 1 << 13; //this is NSHUDWindowMask from Leopard, defined here so we can mantain tiger compile compatability
+
+float sectionMaxWidth;
+
+NSWindowController *my_window_controller = nil;
+NSWindow *my_window;
+
+NSImageView *rom_icon;
+NSTextField *rom_file;
+NSTextField *rom_title;
+NSTextField *rom_maker;
+NSTextField *rom_size;
+NSTextField *rom_ARM9_size;
+NSTextField *rom_ARM7_size;
+NSTextField *rom_data_size;
+
+inline void setUpTextField(NSTextField *text, bool data)
+{
+	[text setEditable:NO];
+	[text setDrawsBackground:NO];
+	[text setBordered:NO];
+	[text setBezeled:NO];
+	if(!data)
+	{
+		[text setSelectable:NO];
+		if(leopard_or_later)
+			[text setTextColor:[NSColor whiteColor]];
+		else
+			[text setTextColor:[NSColor blackColor]];
+	} else
+	{
+		[text setSelectable:YES];
+		if(leopard_or_later)
+			[text setTextColor:[NSColor colorWithCalibratedRed:.85 green:.85 blue:.9 alpha:1]];
+		else
+			[text setTextColor:[NSColor colorWithCalibratedRed:.15 green:.15 blue:.1 alpha:1]];
+	}
+	[text sizeToFit];
+}
+
+@implementation ROMInfo
+
++ (void)showROMInfo:(NintendoDS*)DS;
+{
+	if(my_window_controller != nil)
+	{
+		//window has already been created, just change the info
+		[ROMInfo changeDS:DS];
+		return;
+	}
+	
+	//Check for MAC OS 10.5 or later (if so, we'll use a nice pretty HUD window)
+	//this is a bit hacky. check if nswindow will respond to a function thats new in 10.5
+	if([NSWindow instancesRespondToSelector:@selector(setPreferredBackingLocation:)] == YES)
+		leopard_or_later = true;
+	else
+		leopard_or_later = false;
+
+	//Window has not been created
+
+	my_window = [[NSPanel alloc] initWithContentRect:NSMakeRect(0,0,360,210) styleMask:(leopard_or_later?HUDWindowMask:0)|NSClosableWindowMask|NSTitledWindowMask|NSUtilityWindowMask backing:NSBackingStoreBuffered defer:NO];
+	[my_window setTitle:NSLocalizedString(@"ROM Info...", nil)];
+
+	if(my_window == nil)
+	{
+		messageDialog(NSLocalizedString(@"Error", nil), @"ROM Info window couldn't be created");
+		return;
+	}
+
+	//Rom icon text
+	NSTextField *text = [[NSTextField alloc] initWithFrame:NSMakeRect(15,173,90,17)];
+	[text setStringValue:NSLocalizedString(@"ROM Icon", nil)];
+	setUpTextField(text, false);
+	[[my_window contentView] addSubview:text];
+	[text release];
+
+	//Rom icon picture
+	rom_icon = [[NSImageView alloc] initWithFrame:NSMakeRect(15, 70, 96, 96)];
+	[rom_icon setImageFrameStyle:NSImageFramePhoto];
+	[rom_icon setImageScaling:NSScaleToFit];
+	[rom_icon setEditable:NO];
+	[rom_icon setAllowsCutCopyPaste:NO];
+	[rom_icon setImage:[DS ROMIcon]];
+	[[my_window contentView] addSubview:rom_icon];
+
+	sectionMaxWidth = 0;
+	float valueMaxWidth = 0;
+
+	//Rom file
+	text = [[NSTextField alloc] initWithFrame:NSMakeRect(127,173,96,17)];
+	[text setStringValue:NSLocalizedString(@"ROM File", nil)];
+	setUpTextField(text, false);
+	if([text frame].size.width > sectionMaxWidth)sectionMaxWidth = [text frame].size.width;
+	[[my_window contentView] addSubview:text];
+	[text release];
+
+	//Rom title
+	text = [[NSTextField alloc] initWithFrame:NSMakeRect(127,148,96,17)];
+	[text setStringValue:NSLocalizedString(@"ROM Title", nil)];
+	setUpTextField(text, false);
+	if([text frame].size.width > sectionMaxWidth)sectionMaxWidth = [text frame].size.width;
+	[[my_window contentView] addSubview:text];
+	[text release];
+
+	//Rom maker
+	text = [[NSTextField alloc] initWithFrame:NSMakeRect(127,123,96,17)];
+	[text setStringValue:NSLocalizedString(@"ROM Maker", nil)];
+	setUpTextField(text, false);
+	if([text frame].size.width > sectionMaxWidth)sectionMaxWidth = [text frame].size.width;
+	[[my_window contentView] addSubview:text];
+	[text release];
+
+	//Rom size
+	text = [[NSTextField alloc] initWithFrame:NSMakeRect(127,98,96,17)];
+	[text setStringValue:NSLocalizedString(@"ROM Size", nil)];
+	setUpTextField(text, false);
+	if([text frame].size.width > sectionMaxWidth)sectionMaxWidth = [text frame].size.width;
+	[[my_window contentView] addSubview:text];
+	[text release];
+
+	//ARM 9 Size
+	text = [[NSTextField alloc] initWithFrame:NSMakeRect(127,73,96,17)];
+	[text setStringValue:NSLocalizedString(@"ARM9 Size", nil)];
+	setUpTextField(text, false);
+	if([text frame].size.width > sectionMaxWidth)sectionMaxWidth = [text frame].size.width;
+	[[my_window contentView] addSubview:text];
+	[text release];
+
+	//ARM 7 Size
+	text = [[NSTextField alloc] initWithFrame:NSMakeRect(127,48,96,17)];
+	[text setStringValue:NSLocalizedString(@"ARM7 Size", nil)];
+	setUpTextField(text, false);
+	if([text frame].size.width > sectionMaxWidth)sectionMaxWidth = [text frame].size.width;
+	[[my_window contentView] addSubview:text];
+	[text release];
+
+	//Data Size
+	text = [[NSTextField alloc] initWithFrame:NSMakeRect(127,23,96,17)];
+	[text setStringValue:NSLocalizedString(@"Data Size", nil)];
+	setUpTextField(text, false);
+	if([text frame].size.width > sectionMaxWidth)sectionMaxWidth = [text frame].size.width;
+	[[my_window contentView] addSubview:text];
+	[text release];
+
+	sectionMaxWidth += 5; //padding between the keys and their values
+#define text sjdkasdladsjkalsd
+	//Rom file value
+	rom_file = [[NSTextField alloc] initWithFrame:NSMakeRect(127+sectionMaxWidth,173,120,17)];
+	[rom_file setStringValue:[[DS ROMFile] lastPathComponent]];
+	setUpTextField(rom_file, true);
+	if([rom_file frame].size.width > valueMaxWidth)valueMaxWidth = [rom_file frame].size.width;
+	[[my_window contentView] addSubview:rom_file];
+
+	//Rom title value
+	rom_title = [[NSTextField alloc] initWithFrame:NSMakeRect(127+sectionMaxWidth,148,120,17)];
+	[rom_title setStringValue:[DS ROMTitle]];
+	setUpTextField(rom_title, true);
+	if([rom_title frame].size.width > valueMaxWidth)valueMaxWidth = [rom_title frame].size.width;
+	[[my_window contentView] addSubview:rom_title];
+
+	//Rom maker value
+	rom_maker = [[NSTextField alloc] initWithFrame:NSMakeRect(127+sectionMaxWidth,123,120,17)];
+	[rom_maker setStringValue:[NSString stringWithFormat:@"%d", [DS ROMMaker]]];
+	setUpTextField(rom_maker, true);
+	if([rom_maker frame].size.width > valueMaxWidth)valueMaxWidth = [rom_maker frame].size.width;
+	[[my_window contentView] addSubview:rom_maker];
+
+	//Rom size value
+	rom_size = [[NSTextField alloc] initWithFrame:NSMakeRect(127+sectionMaxWidth,98,120,17)];
+	[rom_size setStringValue:[NSString stringWithFormat:@"%d", [DS ROMSize]]];
+	setUpTextField(rom_size, true);
+	if([rom_size frame].size.width > valueMaxWidth)valueMaxWidth = [rom_size frame].size.width;
+	[[my_window contentView] addSubview:rom_size];
+
+	//ARM 9 Size value
+	rom_ARM9_size = [[NSTextField alloc] initWithFrame:NSMakeRect(127+sectionMaxWidth,73,120,17)];
+	[rom_ARM9_size setStringValue:[NSString stringWithFormat:@"%d", [DS ROMARM9Size]]];
+	setUpTextField(rom_ARM9_size, true);
+	if([rom_ARM9_size frame].size.width > valueMaxWidth)valueMaxWidth = [rom_ARM9_size frame].size.width;
+	[[my_window contentView] addSubview:rom_ARM9_size];
+
+	//ARM 7 Size value
+	rom_ARM7_size = [[NSTextField alloc] initWithFrame:NSMakeRect(127+sectionMaxWidth,48,120,17)];
+	[rom_ARM7_size setStringValue:[NSString stringWithFormat:@"%d", [DS ROMARM7Size]]];
+	setUpTextField(rom_ARM7_size, true);
+	if([rom_ARM7_size frame].size.width > valueMaxWidth)valueMaxWidth = [rom_ARM7_size frame].size.width;
+	[[my_window contentView] addSubview:rom_ARM7_size];
+
+	//Data Size value
+	rom_data_size = [[NSTextField alloc] initWithFrame:NSMakeRect(127+sectionMaxWidth,23,120,17)];
+	[rom_data_size setStringValue:[NSString stringWithFormat:@"%d", [DS ROMDataSize]]];
+	setUpTextField(rom_data_size, true);
+	if([rom_data_size frame].size.width > valueMaxWidth)valueMaxWidth = [rom_data_size frame].size.width;
+	[[my_window contentView] addSubview:rom_data_size];
+
+	valueMaxWidth += 5; //padding after the values column
+
+	//Resize window to fit content
+
+	NSRect temp = [my_window frame];
+	temp.size.width = 127 + sectionMaxWidth + valueMaxWidth;
+	[my_window setFrame:temp display:NO];
+
+	//Create the window controller and display the window
+
+	my_window_controller = [[NSWindowController alloc] initWithWindow:my_window];
+	if(my_window_controller == nil)
+	{
+		messageDialog(NSLocalizedString(@"Error", nil), @"ROM Info window controller couldn't be created");
+		[my_window release];
+		return;
+	}
+	[my_window_controller showWindow:nil];
+	[my_window release];
+}
+
++ (void)changeDS:(NintendoDS*)DS
+{
+	if(my_window_controller == nil)return;
+
+	float valueMaxWidth = 0;
+
+	[rom_icon setImage:[DS ROMIcon]];
+
+	[rom_file setStringValue:[[DS ROMFile] lastPathComponent]];
+	[rom_file sizeToFit];
+	if([rom_file frame].size.width > valueMaxWidth)valueMaxWidth = [rom_file frame].size.width;
+
+	[rom_title setStringValue:[DS ROMTitle]];
+	[rom_title sizeToFit];
+	if([rom_title frame].size.width > valueMaxWidth)valueMaxWidth = [rom_title frame].size.width;
+
+	[rom_maker setStringValue:[NSString stringWithFormat:@"%d", [DS ROMMaker]]];
+	[rom_maker sizeToFit];
+	if([rom_maker frame].size.width > valueMaxWidth)valueMaxWidth = [rom_maker frame].size.width;
+
+	[rom_size setStringValue:[NSString stringWithFormat:@"%d", [DS ROMSize]]];
+	[rom_size sizeToFit];
+	if([rom_size frame].size.width > valueMaxWidth)valueMaxWidth = [rom_size frame].size.width;
+
+	[rom_ARM9_size setStringValue:[NSString stringWithFormat:@"%d", [DS ROMARM9Size]]];
+	[rom_ARM9_size sizeToFit];
+	if([rom_ARM9_size frame].size.width > valueMaxWidth)valueMaxWidth = [rom_ARM9_size frame].size.width;
+
+	[rom_ARM7_size setStringValue:[NSString stringWithFormat:@"%d", [DS ROMARM7Size]]];
+	[rom_ARM7_size sizeToFit];
+	if([rom_ARM7_size frame].size.width > valueMaxWidth)valueMaxWidth = [rom_ARM7_size frame].size.width;
+
+	[rom_data_size setStringValue:[NSString stringWithFormat:@"%d", [DS ROMDataSize]]];
+	[rom_data_size sizeToFit];
+	if([rom_data_size frame].size.width > valueMaxWidth)valueMaxWidth = [rom_data_size frame].size.width;
+
+	//Resize window to fit new content
+
+	NSRect temp = [my_window frame];
+	temp.size.width = 127 + sectionMaxWidth + valueMaxWidth;
+	[my_window setFrame:temp display:NO];
+
+}
+
++ (void)closeROMInfo
+{
+	if(my_window_controller == nil)return;
+
+	[my_window_controller release];
+	my_window_controller = nil;
+
+	[rom_icon release];
+	[rom_file release];
+	[rom_title release];
+	[rom_maker release];
+	[rom_size release];
+	[rom_ARM9_size release];
+	[rom_ARM7_size release];
+	[rom_data_size release];
+}
+
+@end
diff --git a/desmume/src/cocoa/screenshot.h b/desmume/src/cocoa/screenshot.h
index 516a937c4..5642aa314 100644
--- a/desmume/src/cocoa/screenshot.h
+++ b/desmume/src/cocoa/screenshot.h
@@ -17,30 +17,10 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
-#ifndef SCREENSHOT_H
-#define SCREENSHOT_H
-
 #import <Cocoa/Cocoa.h>
 
-#define OBJ_C
-#include "../types.h"
-#undef BOOL
+@class ScreenState;
 
-@interface Screenshot : NSObject
-{
-	NSWindowController *controller;
-	NSWindow *window;
-	NSImage *image;
-	NSImageView *image_view;
-	NSButton *save_button;
-	NSButton *update_button;
-	NSBitmapImageRep *image_rep;
-	NSView *format_selection;
-	NSPopUpButton *format_button;
-}
-
-- (id)initWithBuffer:(volatile const u8*)buffer rotation:(u8)rotation saveOnly:(BOOL)save_only;
-- (void)dealloc;
+@interface Screenshot : NSObject {}
++ (void)saveScreenshotAs:(const ScreenState*)screen;
 @end
-
-#endif
diff --git a/desmume/src/cocoa/screenshot.m b/desmume/src/cocoa/screenshot.m
index 061436457..2add30893 100644
--- a/desmume/src/cocoa/screenshot.m
+++ b/desmume/src/cocoa/screenshot.m
@@ -17,356 +17,180 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
-#import <Cocoa/Cocoa.h>
-
-//DeSmuME Cocoa includes
-#import "globals.h"
 #import "screenshot.h"
-#import "main_window.h"
 #import "nds_control.h"
 
-//DeSmuME general includes
-#define OBJ_C
-#include "../MMU.h"
-#include "../GPU.h"
-#undef BOOL
-
-#define BUTTON_HEIGHT 26.
-#define RESIZE_CONTROL_WIDTH 12.
-#define NUM_BUTTONS 2.
-
-@interface Screenshot (delegate)
-- (void)windowDidResize:(NSNotification*)aNotification;
-- (void)saveButtonPressed;
-- (void)updateButtonPressed;
-- (BOOL)panel:(id)sender isValidFilename:(NSString*)filename;
-- (BOOL)panel:(id)sender shouldShowFilename:(NSString *)filename;
+@interface ScreenshotSaveDelegate : NSObject
+{
+	NSSavePanel *my_panel;
+}
+- (id)init;
+- (void)setPanel:(NSSavePanel*)panel;
+- (void)dealloc;
+- (void)buttonPressed:(id)sender;
 @end
 
-@implementation Screenshot (delegate)
-- (void)windowDidResize:(NSNotification*)aNotification
+@implementation ScreenshotSaveDelegate
+- (id)init
 {
-	NSRect content_frame = [[window contentView] frame];
-	[image_view setFrame:NSMakeRect(0, BUTTON_HEIGHT, content_frame.size.width, content_frame.size.height - BUTTON_HEIGHT)];
+	self = [super init];
+	if(self == nil)return self;
 
-	float button_width = (content_frame.size.width - RESIZE_CONTROL_WIDTH) / NUM_BUTTONS;
-	[save_button setFrame:NSMakeRect(0, 0, button_width, BUTTON_HEIGHT)];
-	[update_button setFrame:NSMakeRect(button_width, 0, button_width, BUTTON_HEIGHT)];
+	my_panel = nil;
+
+	return self;
 }
 
-- (void)saveButtonPressed
-{//localize
-	NSSavePanel *panel = [NSSavePanel savePanel];
+- (void)setPanel:(NSSavePanel*)panel;
+{
+	[my_panel release];
+	my_panel = panel;
+	[my_panel retain];
+}
 
-	//Create format selection list
-	NSRect rect;
-	rect.size.width = 130;
-	rect.size.height = 26;
-	rect.origin.x = 230;
-	rect.origin.y = 200;
+- (void)dealloc
+{
+	[my_panel release];
+	[super dealloc];
+}
 
-	[panel setTitle:NSLocalizedString(@"Save Screenshot to File", nil)];
-	//[panel setAllowedFileTypes:[NSArray arrayWithObjects:@"bmp",@"gif",nil]];
-
-	if(!format_selection)
+- (void)buttonPressed:(id)sender
+{
+	if([sender indexOfSelectedItem] == 0)
 	{
-		NSFont *font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSRegularControlSize]];
-
-		NSTextView *format_text = [[NSTextView alloc] initWithFrame:NSMakeRect(0,0,500,500)];
-		[format_text setFont:font];
-		[format_text setEditable:NO];
-		[format_text setDrawsBackground:NO];
-		[format_text setMaxSize:NSMakeSize(500,26)];
-		[format_text setMinSize:NSMakeSize(1,1)];
-		[format_text setHorizontallyResizable:YES];
-		[format_text setVerticallyResizable:YES];
-		[format_text setString:NSLocalizedString(@"Select Image Format: ", nil)];
-		[format_text sizeToFit];
-
-		//center vertically
-		NSRect temp = [format_text frame];
-		temp.origin.y = 26.0 / 2.0 - (float)[format_text frame].size.height / 2.0;
-		[format_text setFrame:temp];
-
-		format_button = [[NSPopUpButton alloc] initWithFrame:NSMakeRect([format_text frame].size.width,0,200,26) pullsDown:NO];
-		[format_button addItemWithTitle:NSLocalizedString(@"Pick by Extension", nil)];
-		[format_button addItemWithTitle:NSLocalizedString(@"BMP", nil)];
-		[format_button addItemWithTitle:NSLocalizedString(@"GIF", nil)];
-		[format_button addItemWithTitle:NSLocalizedString(@"JPG", nil)];
-		[format_button addItemWithTitle:NSLocalizedString(@"PNG", nil)];
-		[format_button addItemWithTitle:NSLocalizedString(@"TIFF", nil)];
-		//[format_button setAction:@selector(??)];
-		//[format_button setTarget:self];
-
-		format_selection = [[NSView alloc] initWithFrame:NSMakeRect(0,0,[format_text frame].size.width + [format_button frame].size.width,26)];
-		[format_selection addSubview:format_button];
-		[format_selection addSubview:format_text];
-
-	}
-
-	[panel setAccessoryView:format_selection];
-
-	[panel setDelegate:self];
-
-	if(window)
-		[panel beginSheetForDirectory:@"" file:@"Screenshot.bmp" modalForWindow:window modalDelegate:self
-		didEndSelector:nil contextInfo:nil];
-	else
-		[panel runModal];
-
-}
-
-- (void)updateButtonPressed
-{
-	BOOL was_paused = paused;
-	[NDS pause];
-
-	u8 *bitmap_data = [image_rep bitmapData];
-
-	const u16 *buffer_16 = (const u16*)[main_window getBuffer];
-
-	int i;
-	for(i = 0; i <  [image_rep size].width * [image_rep size].height; i++)
-	{ //this loop we go through pixel by pixel and convert from 16bit to 24bit for the NSImage
-		*(bitmap_data++) = (*buffer_16 & 0x001F) <<  3;
-		*(bitmap_data++) = (*buffer_16 & 0x03E0) >> 5 << 3;
-		*(bitmap_data++) = (*buffer_16 & 0x7C00) >> 10 << 3;
-		buffer_16++;
-	}
-
-	//there seems to be issues updating the image when
-	//it is scaled, probably due to some internal caching of the scaled version.
-	//resetting the image here to ensure that it updates properly.
-	[image_view setImage:nil];
-	[image_view setImage:image];
-
-	//tell the image to redraw [soon]
-	[image_view setNeedsDisplay:YES];
-
-	if(!was_paused)[NDS execute];
-}
-
-- (BOOL)panel:(id)sender isValidFilename:(NSString*)filename
-{
-	NSBitmapImageFileType type = NSBMPFileType;
-
-	if([format_button indexOfSelectedItem] == 0)
+		[my_panel setAllowsOtherFileTypes:NO];
+		[my_panel setAllowedFileTypes:[NSArray arrayWithObjects:@"bmp", @"gif", @"jpg", @"jpeg", @"png", @"tiff", nil]];
+	} else if([sender indexOfSelectedItem] == 2)
 	{
-		NSString *ext = [filename pathExtension];
-
-		if([ext caseInsensitiveCompare:@"gif"] == NSOrderedSame)
-			type = NSGIFFileType;
-		else if([ext caseInsensitiveCompare:@"jpg"] == NSOrderedSame)
-			type = NSJPEGFileType;
-		else if([ext caseInsensitiveCompare:@"jpeg"] == NSOrderedSame)
-			type = NSJPEGFileType;
-		else if([ext caseInsensitiveCompare:@"png"] == NSOrderedSame)
-			type = NSPNGFileType;
-		else if([ext caseInsensitiveCompare:@"tiff"] == NSOrderedSame)
-			type = NSTIFFFileType;
-
+		[my_panel setAllowsOtherFileTypes:YES];
+		[my_panel setAllowedFileTypes:[NSArray arrayWithObjects:@"gif", nil]];
+	} else if([sender indexOfSelectedItem] == 3)
+	{
+		[my_panel setAllowsOtherFileTypes:YES];
+		[my_panel setAllowedFileTypes:[NSArray arrayWithObjects:@"jpg", @"jpeg", nil]];
+	} else if([sender indexOfSelectedItem] == 4)
+	{
+		[my_panel setAllowsOtherFileTypes:YES];
+		[my_panel setAllowedFileTypes:[NSArray arrayWithObjects:@"png", nil]];
+	} else if([sender indexOfSelectedItem] == 5)
+	{
+		[my_panel setAllowsOtherFileTypes:YES];
+		[my_panel setAllowedFileTypes:[NSArray arrayWithObjects:@"tiff", nil]];
+	} else
+	{
+		[my_panel setAllowsOtherFileTypes:YES];
+		[my_panel setAllowedFileTypes:[NSArray arrayWithObjects:@"bmp", nil]];
 	}
-	if([format_button indexOfSelectedItem] == 2)
-		type = NSGIFFileType;
-	if([format_button indexOfSelectedItem] == 3)
-		type = NSJPEGFileType;
-	if([format_button indexOfSelectedItem] == 4)
-		type = NSPNGFileType;
-	if([format_button indexOfSelectedItem] == 5)
-		type = NSTIFFFileType;
-
-	[[image_rep representationUsingType:type properties:[NSDictionary dictionary]]
-	writeToFile:filename atomically:NO];
-
-	return YES;
-}
-
-- (BOOL)panel:(id)sender shouldShowFilename:(NSString *)filename
-{
-	NSString *ext = [filename pathExtension];
-	int index = [format_button indexOfSelectedItem];
-
-	if((index == 1) || (index == 0))
-		if([ext caseInsensitiveCompare:@"bmp"] == NSOrderedSame)
-			return YES;
-
-	if((index == 2) || (index == 0))
-		if([ext caseInsensitiveCompare:@"gif"] == NSOrderedSame)
-			return YES;
-
-	if((index == 3) || (index == 0))
-		if(([ext caseInsensitiveCompare:@"jpg"] == NSOrderedSame) || ([ext caseInsensitiveCompare:@"jpeg"] == NSOrderedSame))
-			return YES;
-
-	if((index == 4) || (index == 0))
-		if([ext caseInsensitiveCompare:@"png"] == NSOrderedSame)
-			return YES;
-
-	if((index == 5) || (index == 0))
-		if([ext caseInsensitiveCompare:@"tiff"] == NSOrderedSame)
-			return YES;
-
-	return NO;
 
+	[my_panel validateVisibleColumns];
 }
 
 @end
 
 @implementation Screenshot
-
-- (id)initWithBuffer:(volatile const u8*)buffer rotation:(u8)rotation saveOnly:(BOOL)save_only
++ (void)saveScreenshotAs:(const ScreenState*)screen
 {
-	self = [super init];
+	[screen retain];
 
-	//this gets set upon the first save panel
-	format_selection = nil;
-	window = nil;
+	//create a save panel ------------------------------------
 
-	NSRect rect;
-	if(rotation == ROTATION_0 || rotation == ROTATION_180)
+	ScreenshotSaveDelegate *save_delegate = [[ScreenshotSaveDelegate alloc] init];
+
+	NSSavePanel *panel = [NSSavePanel savePanel];
+	[panel retain];
+
+	[panel setTitle:NSLocalizedString(@"Save Screenshot to File...", nil)];
+	//[panel setCanSelectHiddenExtension:YES];
+
+	//create the accessory view ------------------------------
+
+	NSFont *font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSRegularControlSize]];
+
+	NSTextView *format_text = [[NSTextView alloc] initWithFrame:NSMakeRect(0,0,500,500)];
+	[format_text setFont:font];
+	[format_text setEditable:NO];
+	[format_text setDrawsBackground:NO];
+	[format_text setMaxSize:NSMakeSize(500,26)];
+	[format_text setMinSize:NSMakeSize(1,1)];
+	[format_text setHorizontallyResizable:YES];
+	[format_text setVerticallyResizable:YES];
+	[format_text setString:NSLocalizedString(@"Select Image Format: ", nil)];
+	[format_text sizeToFit];
+	NSRect temp = [format_text frame]; //center
+	temp.origin.y = 26.0 / 2.0 - (float)[format_text frame].size.height / 2.0;
+	[format_text setFrame:temp];
+
+	NSPopUpButton *format_button = [[NSPopUpButton alloc] initWithFrame:NSMakeRect([format_text frame].size.width,0,200,26) pullsDown:NO];
+	[format_button addItemWithTitle:NSLocalizedString(@"Pick by Extension", nil)];
+	[format_button addItemWithTitle:NSLocalizedString(@"BMP", nil)];
+	[format_button addItemWithTitle:NSLocalizedString(@"GIF", nil)];
+	[format_button addItemWithTitle:NSLocalizedString(@"JPG", nil)];
+	[format_button addItemWithTitle:NSLocalizedString(@"PNG", nil)];
+	[format_button addItemWithTitle:NSLocalizedString(@"TIFF", nil)];
+	[format_button setAction:@selector(buttonPressed:)];
+	[format_button setTarget:save_delegate];
+
+	NSView *format_selection = [[NSView alloc] initWithFrame:NSMakeRect(0,0,[format_text frame].size.width + [format_button frame].size.width,26)];
+
+	[format_selection addSubview:format_text];
+	[format_text release];
+
+	[format_selection addSubview:format_button];
+
+	[panel setAccessoryView:format_selection];
+	[format_selection release];
+
+	[save_delegate setPanel:panel];
+
+	//run the save panel -------------------------------------
+
+	if([panel runModalForDirectory:nil file:nil] == NSFileHandlingPanelOKButton)
 	{
-		rect.size.width = DS_SCREEN_WIDTH;
-		rect.size.height = DS_SCREEN_HEIGHT_COMBINED;
-	} else
-	{
-		rect.size.width = DS_SCREEN_HEIGHT_COMBINED;
-		rect.size.height = DS_SCREEN_WIDTH;
-	}
-	rect.origin.x = 200;
-	rect.origin.y = 200;
+		//save the image -------------------------------------
 
-	//create the image
-	image_rep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:NULL
-	pixelsWide:rect.size.width
-	pixelsHigh:rect.size.height
-	bitsPerSample:8
-	samplesPerPixel:3
-	hasAlpha:NO
-	isPlanar:NO
-	colorSpaceName:NSCalibratedRGBColorSpace
-	bytesPerRow:rect.size.width * 3
-	bitsPerPixel:24];
+		//get the file type
+
+		NSBitmapImageFileType type = NSBMPFileType;
+
+		if([format_button indexOfSelectedItem] == 0)
+		{
+			NSString *ext = [[panel filename] pathExtension];
+
+			if([ext caseInsensitiveCompare:@"gif"] == NSOrderedSame)
+				type = NSGIFFileType;
+			else if([ext caseInsensitiveCompare:@"jpg"] == NSOrderedSame)
+				type = NSJPEGFileType;
+			else if([ext caseInsensitiveCompare:@"jpeg"] == NSOrderedSame)
+				type = NSJPEGFileType;
+			else if([ext caseInsensitiveCompare:@"png"] == NSOrderedSame)
+				type = NSPNGFileType;
+			else if([ext caseInsensitiveCompare:@"tiff"] == NSOrderedSame)
+				type = NSTIFFFileType;
+		}
+		if([format_button indexOfSelectedItem] == 2)
+			type = NSGIFFileType;
+		if([format_button indexOfSelectedItem] == 3)
+			type = NSJPEGFileType;
+		if([format_button indexOfSelectedItem] == 4)
+			type = NSPNGFileType;
+		if([format_button indexOfSelectedItem] == 5)
+			type = NSTIFFFileType;
+
+		//tell cocoa save the file
+		NSBitmapImageRep *image = [screen imageRep];
+		if(image == nil)
+			messageDialog(NSLocalizedString(@"Error", nil), "Couldn't create the screenshot image");
+		else
+			[[image representationUsingType:type properties:[NSDictionary dictionary]]
+			writeToFile:[panel filename] atomically:NO];
 
-	if(!image_rep)
-	{
-		messageDialog(NSLocalizedString(@"Error", nil), @"Could not create NSBitmapImageRep for screenshot");
-		return nil;
 	}
 
-	u8 *bitmap_data = [image_rep bitmapData];
-
-	u16 *buffer_16 = (u16*)buffer;
-	int i;
-	for(i = 0; i < rect.size.width * rect.size.height; i++)
-	{ //this loop we go through pixel by pixel and convert from 16bit to 24bit for the NSImage
-		*(bitmap_data++) = (*buffer_16 & 0x001F) <<  3;
-		*(bitmap_data++) = (*buffer_16 & 0x03E0) >> 5 << 3;
-		*(bitmap_data++) = (*buffer_16 & 0x7C00) >> 10 << 3;
-		buffer_16++;
-	}
-
-	if(save_only)
-	{
-		[self saveButtonPressed];
-
-	} else
-	{
-
-		//create the image
-		image = [[NSImage alloc] initWithSize:NSMakeSize(rect.size.width, rect.size.height)];
-
-		if(!image)
-		{
-			messageDialog(NSLocalizedString(@"Error", nil), @"Could not create NSImage for screenshot window");
-			return nil;
-		}
-
-		[image setBackgroundColor:[NSColor whiteColor]];
-		[image addRepresentation:image_rep];
-
-		//create the image view
-		image_view = [[NSImageView alloc] initWithFrame:rect];
-
-		if(!image_view)
-		{
-			messageDialog(NSLocalizedString(@"Error", nil), @"Could not create NSImageView for screenshot window");
-			return nil;
-		}
-
-		[image_view setImage:image];
-		[image_view setImageScaling:NSScaleToFit];
-
-		//create the save button
-		save_button = [[NSButton alloc] initWithFrame:rect];
-
-		if(!save_button)
-		{
-			messageDialog(NSLocalizedString(@"Error", nil), @"Could not create save button for screenshot window");
-			return nil;
-		}
-
-		[save_button setBezelStyle:NSRoundedBezelStyle];
-		[save_button setTitle:NSLocalizedString(@"Save Screenshot", nil)];
-		[save_button setAction:@selector(saveButtonPressed)];
-		[save_button setTarget:self];
-
-		//update
-		update_button = [[NSButton alloc] initWithFrame:rect];
-
-		if(!update_button)
-		{
-			messageDialog(NSLocalizedString(@"Error", nil), @"Could not create update button for screenshot window");
-			return nil;
-		}
-
-		[update_button setBezelStyle:NSRoundedBezelStyle];
-		[update_button setTitle:NSLocalizedString(@"Update Screenshot", nil)];
-		[update_button setAction:@selector(updateButtonPressed)];
-		[update_button setTarget:self];
-
-		//create a window
-		rect.size.height += BUTTON_HEIGHT;
-		window = [[NSWindow alloc] initWithContentRect:rect styleMask:
-		NSTitledWindowMask|NSClosableWindowMask|NSResizableWindowMask backing:NSBackingStoreBuffered defer:NO screen:nil];
-
-		//set the window title
-		[window setTitle:NSLocalizedString(@"DeSmuME Screenshot", nil)];
-
-		//set the window delegate
-		[window setDelegate:self];
-
-		//add the items to the window
-		[[window contentView] addSubview:image_view];
-		[[window contentView] addSubview:save_button];
-		[[window contentView] addSubview:update_button];
-
-		//size the stuff (by invoking our resize callback)
-		[self windowDidResize:nil];
-
-		//show the window
-		controller = [[NSWindowController alloc] initWithWindow:window];
-		[controller showWindow:nil];
-	}
-
-	return self;
-}
-
-- (void)dealloc
-{
-	[image_rep release];
-	[window release];
-	[controller release];
-
-/*
-	NSImage *image;
-	NSImageView *image_view;
-	NSButton *save_button;
-	NSButton *update_button;
-	NSBitmapImageRep *image_rep;
-	NSView *format_selection;
-	NSPopUpButton *format_button;
-*/
-	[super dealloc];
+	//
+	[format_button release];
+	[panel release];
+	[save_delegate release];
+	[screen release];
 }
 
 @end
diff --git a/desmume/src/cocoa/sndOSX.h b/desmume/src/cocoa/sndOSX.h
index 9f4fd3b8f..2ea8e05e5 100644
--- a/desmume/src/cocoa/sndOSX.h
+++ b/desmume/src/cocoa/sndOSX.h
@@ -17,9 +17,6 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
-#ifndef SNDOSX_H
-#define SNDOSX_H
-
 #include "../SPU.h"
 
 #define SNDCORE_OSX 58325 //hopefully this is unique number
@@ -34,6 +31,3 @@ bool SNDOSXOpenFile(void *fname);  //opens a file for recording (if filename is
 void SNDOSXStartRecording();      //begins recording to the currently open file if there is an open file
 void SNDOSXStopRecording();       //pauses recording (you can continue recording later)
 void SNDOSXCloseFile();           //closes the file, making sure it's saved
-
-#endif
-
diff --git a/desmume/src/cocoa/sndOSX.m b/desmume/src/cocoa/sndOSX.m
index 7bf1622e4..112b274b9 100644
--- a/desmume/src/cocoa/sndOSX.m
+++ b/desmume/src/cocoa/sndOSX.m
@@ -110,7 +110,7 @@ OSStatus soundMixer(
 
 	//record to file
 	if(file_open)
-		ExtAudioFileWrite(outfile, inNumberFrames, ioData);
+		;//ExtAudioFileWrite(outfile, inNumberFrames, ioData);
 
 	in_mix = false;
 	return noErr;
@@ -252,7 +252,7 @@ void SNDOSXDeInit()
 
 int SNDOSXReset()
 {
-	if(sound_data == NULL)return;
+	if(sound_data == NULL)return 0;
 
 	memset(sound_data, 0, sound_buffer_size);
 
@@ -445,13 +445,15 @@ bool SNDOSXOpenFile(void *fname)
 	audio_format.mBytesPerFrame = 4;
 	audio_format.mChannelsPerFrame = 2;
 	audio_format.mBitsPerChannel = 16;
-
+/*
 	if(ExtAudioFileCreateNew(&ref, (CFStringRef)[[filename pathComponents] lastObject], kAudioFileWAVEType, &audio_format, NULL, &outfile) != noErr)
 		return false;
 
 	file_open = true;
 
 	return true;
+*/
+return false;
 }
 
 void SNDOSXStartRecording()
@@ -476,7 +478,7 @@ void SNDOSXCloseFile()
 		//so we dont close the file while writing to it
 		while(in_mix);
 
-		ExtAudioFileDispose(outfile);
+		//ExtAudioFileDispose(outfile);
 	}
 }
 
diff --git a/desmume/src/cocoa/video_output_view.h b/desmume/src/cocoa/video_output_view.h
new file mode 100644
index 000000000..7bd53a365
--- /dev/null
+++ b/desmume/src/cocoa/video_output_view.h
@@ -0,0 +1,42 @@
+/*  Copyright (C) 2007 Jeff Bland
+
+    This file is part of DeSmuME
+
+    DeSmuME is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    DeSmuME is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DeSmuME; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#import "nds_control.h"
+
+@interface VideoOutputView : NSView
+{
+	enum ScreenRotation rotation;
+	NSOpenGLContext* context;
+	NSOpenGLPixelFormat* format;
+	NintendoDS *DS;
+	ScreenState *screen_buffer;
+}
+- (id)initWithFrame:(NSRect)frame withDS:(NintendoDS*)ds;
+- (void)dealloc;
+- (void)setRotation:(enum ScreenRotation)rotation;
+- (enum ScreenRotation)rotation;
+- (void)drawRect:(NSRect)bounds;
+- (void)setFrame:(NSRect)rect;
+- (BOOL)isOpaque;
+- (void)clearScreenBlack;
+- (void)clearScreenWhite;
+- (void)updateScreen:(ScreenState*)screen;
+- (const ScreenState*)screenState;
+@end
+
diff --git a/desmume/src/cocoa/video_output_view.m b/desmume/src/cocoa/video_output_view.m
new file mode 100644
index 000000000..e1d4c9334
--- /dev/null
+++ b/desmume/src/cocoa/video_output_view.m
@@ -0,0 +1,271 @@
+/*  Copyright (C) 2007 Jeff Bland
+
+    This file is part of DeSmuME
+
+    DeSmuME is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    DeSmuME is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DeSmuME; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#import "video_output_view.h"
+#import "nds_control.h" //for screenstate
+
+#import <OpenGL/gl.h>
+
+@implementation VideoOutputView
+
+- (id)initWithFrame:(NSRect)frame withDS:(NintendoDS*)ds
+{
+	//Initialize the view------------------------------------------------------------------
+
+	self = [super initWithFrame:frame];
+
+	if(self==nil)
+	{
+		messageDialog(NSLocalizedString(@"Error", nil), @"Could not init frame for OpenGL display");
+		return nil;
+	}
+
+	//Init the screen buffer -------------------------------------------------------------
+
+	screen_buffer = [[ScreenState alloc] init];
+
+	if(screen_buffer == nil)
+	{
+		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't initialize screen view data");
+
+		//we dont return in this case because we will hopefully get new screen buffers
+		//constantly as emulation is going on, so this just means that there will be no display before emulation starts
+	}
+
+	//fill with black
+	else [screen_buffer fillWithBlack];
+
+	//DS Related ------------------------------------------------------------------------------
+
+	//currenty we dont actually need access to the DS object
+	//DS = ds;
+	//[DS retain];
+
+	//Initialize the OpenGL context for displaying the screen -----------------------------------
+
+	//Create the pixel format for our video output view
+	NSOpenGLPixelFormatAttribute attrs[] =
+	{
+		NSOpenGLPFAAccelerated,
+		NSOpenGLPFANoRecovery,
+		NSOpenGLPFAColorSize, 16,
+		NSOpenGLPFAAlphaSize, 0,
+		NSOpenGLPFADepthSize, 0,
+		NSOpenGLPFAWindow,
+		0
+	};
+
+	NSOpenGLPixelFormat* pixel_format = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
+	if(pixel_format == nil)
+	{
+		context = nil;
+		messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create OpenGL pixel format for video output");
+	} else
+	{
+
+		context = [[NSOpenGLContext alloc] initWithFormat:pixel_format shareContext:nil];
+		if(context == nil)
+		{
+			messageDialog(NSLocalizedString(@"Error", nil), @"Couldn't create OpenGL context for video output");
+			return self;
+		}
+	}
+
+	//this will init opengl for drawing
+	[self setFrame:frame];
+
+	return self;
+}
+
+- (void)dealloc
+{
+	//[DS release];
+	[context release];
+	[format release];
+	[screen_buffer release];
+
+	[super dealloc];
+}
+
+- (void)setRotation:(enum ScreenRotation)rot
+{
+	//note that we use an optimization -
+	//rotation 180 is stored as rotation 0
+	//and rotation 270 us stored as rotation 90
+	//and using opengl we flip it (which is hopefully faster than rotating it manually)
+
+	if((rot == ROTATION_180) || (rot == ROTATION_0))
+		[screen_buffer setRotation:ROTATION_0];
+	else if((rot == ROTATION_270) || (rot == ROTATION_90))
+		[screen_buffer setRotation:ROTATION_90];
+	else return; //invalid rotation value passed to this function
+
+	rotation = rot;
+}
+
+- (enum ScreenRotation)rotation
+{
+	return rotation;
+}
+
+- (void)drawRect:(NSRect)bounds
+{
+	if(screen_buffer == nil)return; //simply dont draw anything if we dont have a screen data object allocated
+	if(context == nil)return; //
+
+	[context makeCurrentContext];
+
+	if(rotation == ROTATION_0 || rotation == ROTATION_180)
+	{
+		//here we send our corrected video buffer off to OpenGL where it gets pretty much
+		//directly copied to the frame buffer (and converted to the devices color format)
+		glDrawPixels(DS_SCREEN_WIDTH, DS_SCREEN_HEIGHT*2, GL_RGBA, GL_UNSIGNED_SHORT_1_5_5_5_REV, (const GLvoid*)[screen_buffer colorData]);
+	} else
+	{
+		glDrawPixels(DS_SCREEN_HEIGHT*2, DS_SCREEN_WIDTH, GL_RGBA, GL_UNSIGNED_SHORT_1_5_5_5_REV, (const GLvoid*)[screen_buffer colorData]);
+	}
+
+	glFlush();
+}
+
+- (void)setFrame:(NSRect)rect
+{
+	if(context == nil)return;
+
+	[super setFrame:rect];
+
+	[context update];
+
+	[context makeCurrentContext];
+
+	//set the viewport (so the raster pos will be correct)
+	glViewport(0, 0, rect.size.width, rect.size.height);
+
+	if(rotation == ROTATION_0)
+	{
+
+		//the raster pos controls where the bitmap where will be placed
+		glRasterPos2f(-1, 1);
+
+		//set the pixel zoom so our bitmap streches to fit our new opengl size
+		glPixelZoom(((float)rect.size.width) / ((float)DS_SCREEN_WIDTH), -((float)rect.size.height) / ((float)DS_SCREEN_HEIGHT*2));
+
+	} else if (rotation == ROTATION_90)
+	{
+
+		//the raster pos controls where the bitmap where will be placed
+		glRasterPos2f(-1, 1);
+
+		//set the pixel zoom so our bitmap streches to fit our new opengl size
+		glPixelZoom(((float)rect.size.width) / ((float)DS_SCREEN_HEIGHT*2), -((float)rect.size.height) / ((float)DS_SCREEN_WIDTH));
+
+	} else if (rotation == ROTATION_180)
+	{
+
+		//the raster pos controls where the bitmap where will be placed
+		glRasterPos2f(1, -1);
+
+		//set the pixel zoom so our bitmap streches to fit our new opengl size
+		glPixelZoom(-((float)rect.size.width) / ((float)DS_SCREEN_WIDTH), ((float)rect.size.height) / ((float)DS_SCREEN_HEIGHT*2));
+
+	} else if (rotation == ROTATION_270)
+	{
+		//the raster pos controls where the bitmap where will be placed
+		glRasterPos2f(1, -1);
+
+		//set the pixel zoom so our bitmap streches to fit our new opengl size
+		glPixelZoom(-((float)rect.size.width) / ((float)DS_SCREEN_HEIGHT*2), ((float)rect.size.height) / ((float)DS_SCREEN_WIDTH));
+
+	}
+
+}
+
+- (BOOL)isOpaque
+{
+	if(screen_buffer)
+		return YES;
+
+	//if there is no screen buffer, then we can't draw anything
+	//so this view is completely transparent
+	return NO;
+}
+
+- (void)updateScreen:(ScreenState*)screen
+{
+	if(screen == nil)
+	{
+		messageDialog(NSLocalizedString(@"Error", nil), @"Recieved invalid screen update");
+		return;
+	}
+
+	[screen_buffer release]; //get rid of old screen data
+	screen_buffer = screen;
+	[screen_buffer retain]; //retain the new screendata since we will need it if we have to redraw before we recieve another update
+
+	//if the screen needs to be rotated
+	if(rotation == ROTATION_90 || rotation == ROTATION_270)
+		[screen_buffer setRotation:ROTATION_90]; //
+
+	//then video output view draws from that buffer
+	[self display];
+}
+
+- (void)clearScreenWhite
+{
+	[screen_buffer fillWithWhite];
+	[self display];
+}
+
+- (void)clearScreenBlack
+{
+	[screen_buffer fillWithBlack];
+	[self display];
+}
+
+- (void)viewDidMoveToWindow
+{
+	//the setView message doesnt work if the view
+	//isn't in a window, which is the case in the init func
+	//so we use this callback to bind the context to the window
+
+	if([self window] != nil)
+		[context setView:self];
+	else
+		[context clearDrawable];
+}
+
+- (const ScreenState*)screenState
+{
+	ScreenState *result;
+
+	if(rotation == ROTATION_180)
+	{
+		result = [[ScreenState alloc] initWithScreenState:screen_buffer];
+		[result setRotation:ROTATION_180];
+	} else if(rotation == ROTATION_270)
+	{
+		result = [[ScreenState alloc] initWithScreenState:screen_buffer];
+		[result setRotation:ROTATION_270];
+	} else result = screen_buffer;
+
+	return result;
+}
+
+@end
+
diff --git a/desmume/src/types.h b/desmume/src/types.h
index a882555ba..ed4f21076 100644
--- a/desmume/src/types.h
+++ b/desmume/src/types.h
@@ -38,6 +38,12 @@
 #endif
 #endif
 
+#ifdef DESMUME_COCOA
+#ifdef __BIG_ENDIAN__
+#define WORDS_BIGENDIAN
+#endif
+#endif
+
 #if defined(__LP64__)
 typedef unsigned char u8;
 typedef unsigned short u16;
@@ -130,7 +136,7 @@ typedef int desmume_BOOL;
 #define PACKED __attribute__((packed))
 #endif
 
-#if WORDS_BIGENDIAN
+#ifdef WORDS_BIGENDIAN
 # define LOCAL_BE
 #else
 # define LOCAL_LE