Qt:

ADDED ROM file loading

project/qmake/vba-m.pro

@@ -14,6 +14,8 @@ TRANSLATIONS += ../../lang/spanish.ts
 
 PRECOMPILED_HEADER = ../../src/qt/precompile.h
 
+HEADERS += ../../src/qt/version.h
+
 HEADERS += ../../src/qt/main.h
 SOURCES += ../../src/qt/main.cpp
 
@@ -32,3 +34,6 @@ SOURCES += ../../src/qt/MainOptions.cpp
 
 HEADERS += ../../src/qt/configdialog.h
 SOURCES += ../../src/qt/configdialog.cpp
+
+HEADERS += ../../src/qt/EmuManager.h
+SOURCES += ../../src/qt/EmuManager.cpp

project/vc2008/vba-m.vcproj

@@ -174,6 +174,18 @@
 					>
 				</File>
 			</Filter>
+			<Filter
+				Name="EmuManager"
+				>
+				<File
+					RelativePath="..\..\src\qt\EmuManager.cpp"
+					>
+				</File>
+				<File
+					RelativePath="..\..\src\qt\EmuManager.h"
+					>
+				</File>
+			</Filter>
 		</Filter>
 	</Files>
 	<Globals>

src/qt/EmuManager.cpp

@@ -0,0 +1,85 @@
+// VBA-M, A Nintendo Handheld Console Emulator
+// Copyright (C) 2008 VBA-M development team
+//
+// 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, or(at your option)
+// any later version.
+//
+// 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.
+//
+// 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.
+
+
+#include "EmuManager.h"
+
+
+EmuManager::EmuManager()
+: romBuffer( 0 )
+{
+}
+
+
+EmuManager::~EmuManager()
+{
+	if( romBuffer != 0 ) {
+		free( romBuffer );
+		romBuffer = 0;
+	}
+}
+
+
+void EmuManager::setROM( QString &file )
+{
+	romPath = file;
+}
+
+
+QString &EmuManager::getROM()
+{
+	return romPath;
+}
+
+
+bool EmuManager::loadROM()
+{
+	// validate ROM
+	if( romPath.isEmpty() ) return false;
+
+	QFile file( romPath );
+
+	if( !file.exists() ) return false;
+
+	qint64 size = file.size();
+	if( ( size == 0 ) || ( size > 0x2000000 /* 32MB */ ) ) return false;
+
+	// TODO: add further validation
+
+	// read ROM into memory
+	if( !file.open( QIODevice::ReadOnly ) ) return false;
+
+	if( romBuffer != 0 ) {
+		// resize the buffer
+		unsigned char *temp;
+		temp = (unsigned char *)realloc( romBuffer, size );
+		if( temp == 0 ) {
+			free( romBuffer );
+			return false;
+		} else {
+			romBuffer = temp;
+		}
+	} else {
+		// create the buffer
+		romBuffer = (unsigned char *)malloc( size );
+		if( romBuffer == 0 ) return false;
+	}
+
+	if( -1 == file.read( (char *)romBuffer, size ) ) return false;
+
+	return true;
+}

src/qt/EmuManager.h

@@ -0,0 +1,41 @@
+// VBA-M, A Nintendo Handheld Console Emulator
+// Copyright (C) 2008 VBA-M development team
+//
+// 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, or(at your option)
+// any later version.
+//
+// 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.
+//
+// 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.
+
+
+#ifndef EMUMANAGER_H
+#define EMUMANAGER_H
+
+#include "precompile.h"
+
+// class to abstract emulation control
+class EmuManager
+{
+public:
+	EmuManager();
+	~EmuManager();
+
+	void setROM( QString &file );
+	QString &getROM();
+
+	bool loadROM();
+
+private:
+	QString romPath;
+	unsigned char *romBuffer;
+};
+
+#endif // #ifndef EMUMANAGER_H

src/qt/MainWnd.cpp

@@ -33,7 +33,8 @@ MainWnd::MainWnd( QTranslator **trans, QSettings *settings, QWidget *parent )
 	toolsMenu( 0 ),
 	helpMenu( 0 ),
 	enableTranslationAct( 0 ),
-	dockWidget_cheats( 0 )
+	dockWidget_cheats( 0 ),
+	emuManager( 0 )
 {
 	createDisplay();
 	setMinimumSize( 320, 240 );
@@ -44,11 +45,17 @@ MainWnd::MainWnd( QTranslator **trans, QSettings *settings, QWidget *parent )
 	createMenus();
 
 	loadSettings();
+
+	emuManager = new EmuManager();
 }
 
 
 MainWnd::~MainWnd()
 {
+	if( emuManager != 0 ) {
+		delete emuManager;
+		emuManager = 0;
+	}
 }
 
 
@@ -290,10 +297,21 @@ void MainWnd::showAbout()
 
 void MainWnd::showOpenROM()
 {
-	QString info;
-	info += tr ( "Enter ROM loader code here." );
+	QString file = QFileDialog::getOpenFileName(
+		this,
+		tr( "Select ROM" ),
+		"",
+		tr( "Game Boy Advance ROMs (*.gba);;All Files (*.*)" ) );
 
-	QMessageBox::about( this, tr( "Status" ), info );
+	if( file.isNull() ) return;
+
+	emuManager->setROM( file );
+	if( !emuManager->loadROM() ) {
+		QMessageBox::critical( this, tr( "Error!" ), tr( "Can not load ROM!" ) );
+		return;
+	}
+	
+	// TODO: start emulation
 }
 
 

src/qt/MainWnd.h

@@ -21,6 +21,8 @@
 
 #include "precompile.h"
 
+#include "EmuManager.h"
+
 class MainWnd : public QMainWindow
 {
 	Q_OBJECT
@@ -50,6 +52,7 @@ private:
 	QMenu *toolsMenu;
 	QMenu *helpMenu;
 	QDockWidget *dockWidget_cheats;
+	EmuManager *emuManager;
 
 private slots:
 	bool selectLanguage();

src/qt/precompile.h

@@ -23,6 +23,7 @@
 // Add C++ includes here
 #include <QtGui/QtGui>
 #include <QtOpenGL/QtOpenGL>
+#include <malloc.h>
 #endif
 
 #endif // #ifndef PRECOMPILE_H