win32: dont screensave while using gamepad

desmume/ChangeLog

@@ -1,4 +1,4 @@
-0.9.5 -> 0.9.6 (r3075-r3153-r3xxx)
+0.9.5 -> 0.9.6 (r3075-r3197-r3xxx)
 
 General/Core:
  bug: emulate keypad interrupt
@@ -8,8 +8,10 @@ General/Core:
  bug: fix vectest
  bug: fix lid savestate desync
  bug: fix texcache memory GB explosion when games use tons of tiny 3d sprites
+ bug: fix huge rerecording movie file handle leak
  enh: support devkitpro argv
  enh: add gbaslot-rom commandline
+ enh: add EXXXXXXX cheat codes
 
 Graphics:
  bug: fix a mistakenly rendered OBJ window
@@ -18,9 +20,11 @@ Windows:
  bug: fix 16bpp display
  bug: more fixes to multi-gamepads
  bug: cheat windows robustification
+ bug: fix that sticky pause state when resetting and loading roms
+ enh: dont screensave while using gamepad
  enh: add EPX and EPX1.5X resize filters
  enh: add a japanese translation which will soon be stale like the others
- enh: add fancy printscreen with emulator info on it
+ enh: add fancy ctrl+printscreen with emulator info on it
  enh: add "lockdown" window mode to keep window safe from fast stylus action
  
 Linux/OSX:

desmume/src/windows/main.cpp

@@ -28,7 +28,6 @@
 #include <algorithm>
 #include <string>
 #include <vector>
-//#include <sstream>
 
 #include <Winuser.h>
 #include <Winnls.h>
@@ -83,6 +82,7 @@
 #include "video.h"
 #include "aggdraw.h"
 #include "agg2d.h"
+#include "winutil.h"
 
 //tools and dialogs
 #include "pathsettings.h"
@@ -3013,10 +3013,6 @@ void WavRecordTo(int wavmode)
 	NDS_UnPause();
 }
 
-
-
-
-
 static BOOL OpenCore(const char* filename)
 {
 	char LogicalName[1024], PhysicalName[1024];
@@ -3820,6 +3816,10 @@ LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM
 	case WM_SYSKEYDOWN:
 	case WM_CUSTKEYDOWN:
 		{
+			//since the user has used a gamepad,
+			//send some fake input to keep the screensaver from running
+			PreventScreensaver();
+
 			int modifiers = GetModifiers(wParam);
 			wParam = PurgeModifiers(wParam);
 			if(!HandleKeyMessage(wParam,lParam, modifiers))

desmume/src/windows/winutil.cpp

@@ -53,6 +53,19 @@ void GetINIPath()
 	}
 }
 
+void PreventScreensaver()
+{
+	//a 0,0 mouse motion is indeed sufficient
+	//i have been unable to notice any ill effects
+	INPUT fakeMouse;
+	fakeMouse.type = INPUT_MOUSE;
+	fakeMouse.mi.dx = fakeMouse.mi.dy = 0;
+	fakeMouse.mi.dwFlags = MOUSEEVENTF_MOVE;
+	fakeMouse.mi.time = 0;
+	fakeMouse.mi.dwExtraInfo = 0;
+	SendInput(1,&fakeMouse,sizeof(INPUT));
+}
+
 void WritePrivateProfileBool(char* appname, char* keyname, bool val, char* file)
 {
 	char temp[256] = "";

desmume/src/windows/winutil.h

@@ -28,5 +28,6 @@
 extern char IniName[MAX_PATH];
 
 void GetINIPath();
+void PreventScreensaver();
 
 #endif