forked from dolphin-emu/dolphin
		
	Fixed a crash when no game ini exists git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2690 8ced0084-cf51-0410-be5f-012b33b47a6e
		
			
				
	
	
		
			393 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			393 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#include "X11Window.h"
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X11Window::X11Window() : GLWindow() {
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    XVisualInfo *vi;
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    Colormap cmap;
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    int dpyWidth, dpyHeight;
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    int glxMajorVersion, glxMinorVersion;
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    int vidModeMajorVersion, vidModeMinorVersion;
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    Atom wmDelete;
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    // attributes for a single buffered visual in RGBA format with at least
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    // 8 bits per color and a 24 bit depth buffer
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    int attrListSgl[] = {GLX_RGBA, GLX_RED_SIZE, 8, 
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                         GLX_GREEN_SIZE, 8, 
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                         GLX_BLUE_SIZE, 8, 
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                         GLX_DEPTH_SIZE, 24,
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                         None};
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    // attributes for a double buffered visual in RGBA format with at least 
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    // 8 bits per color and a 24 bit depth buffer
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    int attrListDbl[] = { GLX_RGBA, GLX_DOUBLEBUFFER, 
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                          GLX_RED_SIZE, 8, 
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                          GLX_GREEN_SIZE, 8, 
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                          GLX_BLUE_SIZE, 8, 
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                          GLX_DEPTH_SIZE, 24,
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                          GLX_SAMPLE_BUFFERS_ARB, 
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			  g_Config.iMultisampleMode, 
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			  GLX_SAMPLES_ARB, 1, None };
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    dpy = XOpenDisplay(0);
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    g_VideoInitialize.pWindowHandle = (HWND)dpy;
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    screen = DefaultScreen(dpy);
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    fs = g_Config.bFullscreen; //Set to setting in Options
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    /* get an appropriate visual */
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    vi = glXChooseVisual(dpy, screen, attrListDbl);
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    if (vi == NULL) {
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        vi = glXChooseVisual(dpy, screen, attrListSgl);
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        doubleBuffered = False;
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        ERROR_LOG("Only Singlebuffered Visual!\n");
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    } else {
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        doubleBuffered = True;
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        NOTICE_LOG("Got Doublebuffered Visual!\n");
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    }
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    glXQueryVersion(dpy, &glxMajorVersion, &glxMinorVersion);
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    NOTICE_LOG("glX-Version %d.%d\n", glxMajorVersion, glxMinorVersion);
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    /* create a GLX context */
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    ctx = glXCreateContext(dpy, vi, 0, GL_TRUE);
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    if(!ctx) {
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        ERROR_LOG("Couldn't Create GLX context.Quit");
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        exit(0); // TODO: Don't bring down entire Emu
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    }
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    /* create a color map */
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    cmap = XCreateColormap(dpy, RootWindow(dpy, vi->screen),
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                           vi->visual, AllocNone);
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    attr.colormap = cmap;
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    attr.border_pixel = 0;
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    XkbSetDetectableAutoRepeat(dpy, True, NULL);
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    // get a connection
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    XF86VidModeQueryVersion(dpy, &vidModeMajorVersion, &vidModeMinorVersion);
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    if (fs) {
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        XF86VidModeModeInfo **modes = NULL;
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        int modeNum = 0;
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        int bestMode = 0;
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        // set best mode to current
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        bestMode = 0;
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        NOTICE_LOG("XF86VidModeExtension-Version %d.%d\n", vidModeMajorVersion, vidModeMinorVersion);
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        XF86VidModeGetAllModeLines(dpy, screen, &modeNum, &modes);
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        if (modeNum > 0 && modes != NULL) {
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            /* save desktop-resolution before switching modes */
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            deskMode = *modes[0];
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            /* look for mode with requested resolution */
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            for (int i = 0; i < modeNum; i++) {
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                if ((modes[i]->hdisplay == GetXwin()) && 
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		    (modes[i]->vdisplay == GetYwin())) {
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                    bestMode = i;
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                }
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            }    
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            XF86VidModeSwitchToMode(dpy, screen, modes[bestMode]);
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            XF86VidModeSetViewPort(dpy, screen, 0, 0);
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            dpyWidth = modes[bestMode]->hdisplay;
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            dpyHeight = modes[bestMode]->vdisplay;
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            NOTICE_LOG("Resolution %dx%d\n", dpyWidth, dpyHeight);
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            XFree(modes);
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            /* create a fullscreen window */
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            attr.override_redirect = True;
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            attr.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | 
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		KeyReleaseMask | ButtonReleaseMask | StructureNotifyMask;
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            win = XCreateWindow(dpy, RootWindow(dpy, vi->screen), 0, 0, 
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				dpyWidth, dpyHeight, 0, vi->depth, InputOutput,
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				vi->visual, CWBorderPixel | CWColormap | 
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				CWEventMask | CWOverrideRedirect, &attr);
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            XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);
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            XMapRaised(dpy, win);
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            XGrabKeyboard(dpy, win, True, GrabModeAsync, 
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			  GrabModeAsync, CurrentTime);
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            XGrabPointer(dpy, win, True, ButtonPressMask,
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                         GrabModeAsync, GrabModeAsync, win, None, CurrentTime);
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        }
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        else {
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            ERROR_LOG("Failed to start fullscreen. If you received the \n"
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                      "\"XFree86-VidModeExtension\" extension is missing, add\n"
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                      "Load \"extmod\"\n"
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                      "to your X configuration file (under the Module Section)\n");
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            fs = 0;
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        }
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    }
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    if (!fs) {
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        // create a window in window mode
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        attr.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | 
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	    KeyReleaseMask | ButtonReleaseMask |
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            StructureNotifyMask  | ResizeRedirectMask;
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        win = XCreateWindow(dpy, RootWindow(dpy, vi->screen), 0, 0, GetXwin(), 
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			    GetYwin(), 0, vi->depth, InputOutput, vi->visual,
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			    CWBorderPixel | CWColormap | CWEventMask, &attr);
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        // only set window title and handle wm_delete_events if in windowed mode
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        wmDelete = XInternAtom(dpy, "WM_DELETE_WINDOW", True);
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        XSetWMProtocols(dpy, win, &wmDelete, 1);
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        XSetStandardProperties(dpy, win, "GPU",
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			       "GPU", None, NULL, 0, NULL);
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        XMapRaised(dpy, win);
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    }
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}
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X11Window::~X11Window() {
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    if (ctx) {
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        if (!glXMakeCurrent(dpy, None, NULL)) {
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            ERROR_LOG("Could not release drawing context.\n");
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        }
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        XUnmapWindow(dpy, win);
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        glXDestroyContext(dpy, ctx);
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        XCloseDisplay(dpy);
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        ctx = NULL;
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    }
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    /* switch back to original desktop resolution if we were in fs */
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    if (dpy != NULL) {
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        if (fs) {
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	    XF86VidModeSwitchToMode(dpy, screen, &deskMode);
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	    XF86VidModeSetViewPort(dpy, screen, 0, 0);
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        }
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    }
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}
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void X11Window::SwapBuffers() {
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    glXSwapBuffers(dpy, win);
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}
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void X11Window::SetWindowText(const char *text) {
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    /**
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     * Tell X to ask the window manager to set the window title. (X
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     * itself doesn't provide window title functionality.)
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     */
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    XStoreName(dpy, win, text);   
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}
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bool X11Window::PeekMessages() {
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    // TODO: implement
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    return false;
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}
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// Taken from sfml code
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void X11Window::ProcessEvent(XEvent WinEvent) {
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    switch (WinEvent.type) {
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    case KeyPress :
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	{
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	// Get the keysym of the key that has been pressed
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	static XComposeStatus KeyboardStatus;
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	char Buffer[32];
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	KeySym Sym;
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	XLookupString(&WinEvent.xkey, Buffer, sizeof(Buffer), &Sym, &KeyboardStatus);
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	// Fill the event parameters
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	sf::Event Evt;
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	Evt.Type        = sf::Event::KeyPressed;
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	Evt.Key.Code    = KeysymToSF(Sym);
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	Evt.Key.Alt     = WinEvent.xkey.state & Mod1Mask;
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	Evt.Key.Control = WinEvent.xkey.state & ControlMask;
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	Evt.Key.Shift   = WinEvent.xkey.state & ShiftMask;
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	eventHandler->addEvent(&Evt);
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	break;
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	}
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	// Key up event
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    case KeyRelease :
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	{
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	// Get the keysym of the key that has been pressed
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	char Buffer[32];
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	KeySym Sym;
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	XLookupString(&WinEvent.xkey, Buffer, 32, &Sym, NULL);
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	// Fill the event parameters
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	sf::Event Evt;
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	Evt.Type        = sf::Event::KeyReleased;
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	Evt.Key.Code    = KeysymToSF(Sym);
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	Evt.Key.Alt     = WinEvent.xkey.state & Mod1Mask;
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	Evt.Key.Control = WinEvent.xkey.state & ControlMask;
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	Evt.Key.Shift   = WinEvent.xkey.state & ShiftMask;
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	eventHandler->addEvent(&Evt);
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	break;
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	}
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    }
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}
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void X11Window::Update() {
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    // We just check all of our events here
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    XEvent event;
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    //    KeySym key;
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    //    int x,y;
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    //    u32 w,h,depth;
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    int num_events;
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    for (num_events = XPending(dpy);num_events > 0;num_events--) {
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	XNextEvent(dpy, &event);
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	ProcessEvent(event);
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	/*	case ButtonPress:
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	case ButtonRelease:
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	    XPutBackEvent(dpy, &event);
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	    break;
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	case ConfigureNotify:
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	    Window winDummy;
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	    unsigned int borderDummy;
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	    XGetGeometry(dpy, win, &winDummy, &x, &y,
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			 &w, &h, &borderDummy, &depth);
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	    SetSize(w, h);
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	    break;
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	case ClientMessage: //TODO: We aren't reading this correctly, It could be anything, highest chance is that it's a close event though
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	    Video_Shutdown(); // Calling from here since returning false does nothing
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	    return; 
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	    break;
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	default:
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	    //TODO: Should we put the event back if we don't handle it?
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	    // I think we handle all the needed ones, the rest shouldn't matter
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	    // But to be safe, let's but them back anyway
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	    //XPutBackEvent(dpy, &event);
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	    break;
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	    }*/
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    }
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    eventHandler->Update();
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    updateDim();
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}
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bool X11Window::MakeCurrent() {
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    Window winDummy;
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    unsigned int borderDummy;
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    int x,y;
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    u32 w,h,depth;
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    // connect the glx-context to the window
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    glXMakeCurrent(dpy, win, ctx);
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    XGetGeometry(dpy, win, &winDummy, &x, &y,
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                 &w, &h, &borderDummy, &depth);
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    NOTICE_LOG("GLWin Depth %d", depth);
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    if (glXIsDirect(dpy, ctx)) {
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        ERROR_LOG("you have Direct Rendering!");
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    } else {
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        NOTICE_LOG("no Direct Rendering possible!");
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	}
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    // better for pad plugin key input (thc)
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    XSelectInput(dpy, win, ExposureMask | KeyPressMask | ButtonPressMask | 
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		 KeyReleaseMask | ButtonReleaseMask | StructureNotifyMask | 
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		 EnterWindowMask | LeaveWindowMask | FocusChangeMask);
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    return true;
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}
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// Taken from SF code
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sf::Key::Code X11Window::KeysymToSF(KeySym Sym) {
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    // First convert to uppercase (to avoid dealing with two different keysyms for the same key)
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    KeySym Lower, Key;
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    XConvertCase(Sym, &Lower, &Key);
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    switch (Key)
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	{
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        case XK_Shift_L :      return sf::Key::LShift;
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        case XK_Shift_R :      return sf::Key::RShift;
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        case XK_Control_L :    return sf::Key::LControl;
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        case XK_Control_R :    return sf::Key::RControl;
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        case XK_Alt_L :        return sf::Key::LAlt;
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        case XK_Alt_R :        return sf::Key::RAlt;
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        case XK_Super_L :      return sf::Key::LSystem;
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        case XK_Super_R :      return sf::Key::RSystem;
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        case XK_Menu :         return sf::Key::Menu;
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        case XK_Escape :       return sf::Key::Escape;
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        case XK_semicolon :    return sf::Key::SemiColon;
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        case XK_slash :        return sf::Key::Slash;
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        case XK_equal :        return sf::Key::Equal;
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        case XK_minus :        return sf::Key::Dash;
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        case XK_bracketleft :  return sf::Key::LBracket;
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        case XK_bracketright : return sf::Key::RBracket;
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        case XK_comma :        return sf::Key::Comma;
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        case XK_period :       return sf::Key::Period;
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        case XK_dead_acute :   return sf::Key::Quote;
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        case XK_backslash :    return sf::Key::BackSlash;
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        case XK_dead_grave :   return sf::Key::Tilde;
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        case XK_space :        return sf::Key::Space;
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        case XK_Return :       return sf::Key::Return;
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        case XK_KP_Enter :     return sf::Key::Return;
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        case XK_BackSpace :    return sf::Key::Back;
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        case XK_Tab :          return sf::Key::Tab;
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        case XK_Prior :        return sf::Key::PageUp;
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        case XK_Next :         return sf::Key::PageDown;
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        case XK_End :          return sf::Key::End;
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        case XK_Home :         return sf::Key::Home;
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        case XK_Insert :       return sf::Key::Insert;
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        case XK_Delete :       return sf::Key::Delete;
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        case XK_KP_Add :       return sf::Key::Add;
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        case XK_KP_Subtract :  return sf::Key::Subtract;
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        case XK_KP_Multiply :  return sf::Key::Multiply;
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        case XK_KP_Divide :    return sf::Key::Divide;
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        case XK_Pause :        return sf::Key::Pause;
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        case XK_F1 :           return sf::Key::F1;
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        case XK_F2 :           return sf::Key::F2;
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        case XK_F3 :           return sf::Key::F3;
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        case XK_F4 :           return sf::Key::F4;
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        case XK_F5 :           return sf::Key::F5;
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        case XK_F6 :           return sf::Key::F6;
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        case XK_F7 :           return sf::Key::F7;
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        case XK_F8 :           return sf::Key::F8;
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        case XK_F9 :           return sf::Key::F9;
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        case XK_F10 :          return sf::Key::F10;
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        case XK_F11 :          return sf::Key::F11;
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        case XK_F12 :          return sf::Key::F12;
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        case XK_F13 :          return sf::Key::F13;
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        case XK_F14 :          return sf::Key::F14;
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        case XK_F15 :          return sf::Key::F15;
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        case XK_Left :         return sf::Key::Left;
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        case XK_Right :        return sf::Key::Right;
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        case XK_Up :           return sf::Key::Up;
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        case XK_Down :         return sf::Key::Down;
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        case XK_KP_0 :         return sf::Key::Numpad0;
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        case XK_KP_1 :         return sf::Key::Numpad1;
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        case XK_KP_2 :         return sf::Key::Numpad2;
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        case XK_KP_3 :         return sf::Key::Numpad3;
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        case XK_KP_4 :         return sf::Key::Numpad4;
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        case XK_KP_5 :         return sf::Key::Numpad5;
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        case XK_KP_6 :         return sf::Key::Numpad6;
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        case XK_KP_7 :         return sf::Key::Numpad7;
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        case XK_KP_8 :         return sf::Key::Numpad8;
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		case XK_Z :            return sf::Key::Z;
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        case XK_E :            return sf::Key::E;
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        case XK_R :            return sf::Key::R;
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        case XK_T :            return sf::Key::T;
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        case XK_Y :            return sf::Key::Y;
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        case XK_U :            return sf::Key::U;
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        case XK_I :            return sf::Key::I;
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        case XK_O :            return sf::Key::O;
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        case XK_P :            return sf::Key::P;
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        case XK_Q :            return sf::Key::Q;
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        case XK_S :            return sf::Key::S;
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        case XK_D :            return sf::Key::D;
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        case XK_F :            return sf::Key::F;
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        case XK_G :            return sf::Key::G;
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        case XK_H :            return sf::Key::H;
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        case XK_J :            return sf::Key::J;
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        case XK_K :            return sf::Key::K;
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        case XK_L :            return sf::Key::L;
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        case XK_M :            return sf::Key::M;
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        case XK_W :            return sf::Key::W;
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        case XK_X :            return sf::Key::X;
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        case XK_C :            return sf::Key::C;
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        case XK_V :            return sf::Key::V;
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        case XK_B :            return sf::Key::B;
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        case XK_N :            return sf::Key::N;
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        case XK_0 :            return sf::Key::Num0;
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						|
        case XK_1 :            return sf::Key::Num1;
 | 
						|
        case XK_2 :            return sf::Key::Num2;
 | 
						|
        case XK_3 :            return sf::Key::Num3;
 | 
						|
        case XK_4 :            return sf::Key::Num4;
 | 
						|
        case XK_5 :            return sf::Key::Num5;
 | 
						|
        case XK_6 :            return sf::Key::Num6;
 | 
						|
        case XK_7 :            return sf::Key::Num7;
 | 
						|
        case XK_8 :            return sf::Key::Num8;
 | 
						|
        case XK_9 :            return sf::Key::Num9;
 | 
						|
	}
 | 
						|
    return sf::Key::Code(0);
 | 
						|
}
 |