added functional GTK2/SDL framework

currently seperate from all fceux code but will soon be integrated into fceux 
in order to create an integrated UI on the linux build

src/drivers/sdl/build_gui.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+# builds the gtk2 gui test app
+# requires gtk2 libraries
+g++ `pkg-config --cflags --libs gtk+-2.0` -lSDL gui.cpp -o gui

src/drivers/sdl/gui.cpp

@@ -0,0 +1,94 @@
+#include<gtk/gtk.h>
+#include<gdk/gdkx.h>
+
+#include<SDL/SDL.h>
+
+#define WIDTH 600
+#define HEIGHT 600
+
+GtkWidget* MainWindow;
+SDL_Surface* screen = NULL;
+SDL_Surface* hello = NULL;
+
+gint mainLoop(gpointer data)
+{
+	SDL_UpdateRect(screen, 0, 0, WIDTH, HEIGHT);
+	// TODO: integrate main SDL loop here
+	
+	
+	SDL_BlitSurface (hello, NULL, screen, NULL);
+	
+	SDL_Flip( screen );
+	return TRUE;
+}
+
+gint configureEvent (GtkWidget* widget, GdkEventConfigure* event)
+{
+	screen = SDL_SetVideoMode(event->width, event->height, 0, 0);
+	
+	return TRUE;
+}
+
+int main(int argc, char** argv)
+{
+	
+	gtk_init(&argc, &argv);
+	
+	MainWindow = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+	gtk_window_set_title(GTK_WINDOW(MainWindow), "fceuX GTK GUI - WIP");
+	gtk_widget_set_usize(MainWindow, WIDTH, HEIGHT);
+	gtk_widget_realize(MainWindow);
+	
+	// event handlers
+	gtk_widget_add_events(MainWindow, GDK_BUTTON_PRESS_MASK);
+	gtk_signal_connect(GTK_OBJECT(MainWindow), "configure_event",
+		GTK_SIGNAL_FUNC(configureEvent), 0);
+	
+	
+	
+	GtkWidget* socket = gtk_socket_new();
+	gtk_widget_show (socket) ; 
+	gtk_container_add (GTK_CONTAINER(MainWindow), socket);
+	
+	gtk_widget_realize (socket);
+	
+	
+	// Hack to get SDL to use GTK window
+	// broken as fuck?
+	char SDL_windowhack[24];
+	sprintf(SDL_windowhack, "SDL_WINDOWID=%ld", (long int)gtk_socket_get_id (GTK_SOCKET(socket)));
+	putenv(SDL_windowhack); 
+	
+	
+	// init SDL
+	if ( SDL_Init(SDL_INIT_VIDEO) < 0 )
+	{
+		fprintf(stderr, "Couldn't init SDL: %s\n", SDL_GetError());
+		gtk_main_quit();
+	}
+	
+	screen = SDL_SetVideoMode(WIDTH, HEIGHT, 0, 0);
+	
+	
+	hello = SDL_LoadBMP( "hello.bmp" );
+	
+	SDL_BlitSurface (hello, NULL, screen, NULL);
+	
+	SDL_Flip( screen );
+	
+	
+	
+	
+	
+	
+	// signal handlers
+	g_signal_connect(G_OBJECT(MainWindow), "delete-event", gtk_main_quit, NULL);
+	gtk_idle_add(mainLoop, MainWindow);
+	
+	gtk_widget_show_all(MainWindow);
+	
+	gtk_main();
+	SDL_Quit();
+	
+	return 0;
+}

src/drivers/sdl/sdl.cpp

@@ -68,7 +68,6 @@ static int noconfig;
 char *DriverUsage="\
 --pal          {0|1}   Uses PAL timing.\n\
 --gamegenie    {0|1}   Enables emulated Game Genie.\n\
---nospritelim  {0|1}   Disables the 8 sprites per scanline limitation.\n\
 --newppu       {0|1}   Enables the new PPU core. (WARNING: May break savestates)\n\
 --frameskip     x      Sets # of frames to skip per emulated frame.\n\
 --xres          x      Sets horizontal resolution to x for full screen mode.\n\
@@ -80,29 +79,13 @@ char *DriverUsage="\
 --(x/y)stretch {0|1}   Stretches to fill surface on x/y axis (OpenGL only).\n\
 --bpp        {8|16|32} Sets bits per pixel.\n\
 --opengl       {0|1}   Enables OpenGL support.\n\
---doublebuf    {0|1}   Enables SDL double-buffering if x is nonzero.\n\
 --fullscreen   {0|1}   Enables full screen mode.\n\
---clipsides    {0|1}   Clips left and rightmost 8 columns of pixels.\n\
 --noframe      {0|1}   Hides title bar and window decorations.\n\
---slstart    {0-239}   Sets the first drawn emulated scanline.\n\
 --special     {1-4}    Use special video scaling filters\n\
                           (1 = hq2x 2 = Scale2x 3 = hq3x 4 = Scale3x)\n\
---slend      {0-239}   Sets the last drawn emulated scanline.\n\
---ntsccolor    {0|1}   Emulates an NTSC TV's colors.\n\
---hue           x      Sets hue for NTSC color emulation.\n\
---tint          x      Sets tint for NTSC color emulation.\n\
 --palette       f      Loads a custom global palette from file f.\n\
 --sound        {0|1}   Enables sound.\n\
---soundrate     x      Sets sound playback rate to x Hz.\n\
---soundq       {0|1}   Enables high sound quality.\n\
---soundbufsize  x      Sets sound buffer size to x ms.\n\
 --volume      {0-150}  Sets volume.\n\
---trianglevol {0-256}  Sets Triangle volume.\n\
---square1vol  {0-256}  Sets Square 1 volume.\n\
---square2vol  {0-256}  Sets Square 2 volume.\n\
---noisevol    {0-256}  Sets Noise volume.\n\
---pcmvol      {0-256}  Sets PCM volume.\n\
---lowpass      {0|1}   Enables low-pass filter if x is nonzero.\n\
 --soundrecord   f      Records sound to file f.\n\
 --input(1,2)    d      Set the input device for input 1 or 2.\n\
                         Devices:  gamepad zapper powerpad.0 powerpad.1 arkanoid\n\
@@ -126,7 +109,24 @@ char *DriverUsage="\
 --netkey s, -k s	Uses key 's' to create a unique session for the game loaded.\n\
 --players x, -l x	Sets the number of local players.\n\
 */
-
+// these should be moved to the man file
+// --nospritelim  {0|1}   Disables the 8 sprites per scanline limitation.\n\ 
+//--trianglevol {0-256}  Sets Triangle volume.\n\
+//--square1vol  {0-256}  Sets Square 1 volume.\n\
+//--square2vol  {0-256}  Sets Square 2 volume.\n\
+//--noisevol    {0-256}  Sets Noise volume.\n\
+//--pcmvol      {0-256}  Sets PCM volume.\n\
+//--lowpass      {0|1}   Enables low-pass filter if x is nonzero.\n\
+//--doublebuf    {0|1}   Enables SDL double-buffering if x is nonzero.\n\
+//--slend      {0-239}   Sets the last drawn emulated scanline.\n\
+//--ntsccolor    {0|1}   Emulates an NTSC TV's colors.\n\
+//--hue           x      Sets hue for NTSC color emulation.\n\
+//--tint          x      Sets tint for NTSC color emulation.\n\
+//--soundrate     x      Sets sound playback rate to x Hz.\n\
+//--soundq       {0|1}   Enables high sound quality.\n\
+//--soundbufsize  x      Sets sound buffer size to x ms.\n\
+//--slstart    {0-239}   Sets the first drawn emulated scanline.\n\
+//--clipsides    {0|1}   Clips left and rightmost 8 columns of pixels.\n\
 
 // global configuration object
 Config *g_config;