Moving the platform-specific FBConfig and device context variables into platform...
[freeglut] / src / Common / freeglut_window.c
index 802cf07..1468627 100644 (file)
 #endif  /* TARGET_HOST_POSIX_X11 */\r
 \r
 \r
-#ifdef WM_TOUCH\r
-       typedef BOOL (WINAPI *pRegisterTouchWindow)(HWND,ULONG);\r
-   static pRegisterTouchWindow fghRegisterTouchWindow = (pRegisterTouchWindow)0xDEADBEEF;\r
-#endif\r
-\r
 /* pushing attribute/value pairs into an array */\r
 #define ATTRIB(a) attributes[where++]=(a)\r
 #define ATTRIB_VAL(a,v) {ATTRIB(a); ATTRIB(v);}\r
@@ -128,6 +123,18 @@ extern void fgPlatformOpenWindow( SFG_Window* window, const char* title,
                                   GLboolean sizeUse, int w, int h,\r
                                   GLboolean gameMode, GLboolean isSubWindow );\r
 extern void fgPlatformCloseWindow( SFG_Window* window );\r
+extern void fgPlatformGlutShowWindow( void );\r
+extern void fgPlatformGlutHideWindow( void );\r
+extern void fgPlatformGlutIconifyWindow( void );\r
+extern void fgPlatformGlutSetWindowTitle( const char* title );\r
+extern void fgPlatformGlutSetIconTitle( const char* title );\r
+extern void fgPlatformGlutPositionWindow( int x, int y );\r
+extern void fgPlatformGlutPushWindow( void );\r
+extern void fgPlatformGlutPopWindow( void );\r
+extern void fgPlatformGlutFullScreen( SFG_Window *win );\r
+extern void fgPlatformGlutLeaveFullScreen( SFG_Window *win );\r
+extern void fgPlatformGlutFullScreenToggle( SFG_Window *win );\r
+\r
 \r
 /* -- PRIVATE FUNCTIONS ---------------------------------------------------- */\r
 \r
@@ -391,7 +398,7 @@ static GLXContext fghCreateNewContext( SFG_Window* window )
 \r
   /* "classic" context creation */\r
   Display *dpy = fgDisplay.Display;\r
-  GLXFBConfig config = *(window->Window.FBConfig);\r
+  GLXFBConfig config = *(window->Window.pContext.FBConfig);\r
   int render_type = ( !menu && index_mode ) ? GLX_COLOR_INDEX_TYPE : GLX_RGBA_TYPE;\r
   GLXContext share_list = NULL;\r
   Bool direct = ( fgState.DirectContext != GLUT_FORCE_INDIRECT_CONTEXT );\r
@@ -541,12 +548,12 @@ void fgPlatformOpenWindow( SFG_Window* window, const char* title,
     if( window->IsMenu && ( ! fgStructure.MenuContext ) )\r
         fgState.DisplayMode = GLUT_DOUBLE | GLUT_RGB ;\r
 \r
-    window->Window.FBConfig = fgChooseFBConfig( &num_FBConfigs );\r
+    window->Window.pContext.FBConfig = fgChooseFBConfig( &num_FBConfigs );\r
 \r
     if( window->IsMenu && ( ! fgStructure.MenuContext ) )\r
         fgState.DisplayMode = current_DisplayMode ;\r
 \r
-    if( ! window->Window.FBConfig )\r
+    if( ! window->Window.pContext.FBConfig )\r
     {\r
         /*\r
          * The "fgChooseFBConfig" returned a null meaning that the visual\r
@@ -556,25 +563,25 @@ void fgPlatformOpenWindow( SFG_Window* window, const char* title,
         if( !( fgState.DisplayMode & GLUT_DOUBLE ) )\r
         {\r
             fgState.DisplayMode |= GLUT_DOUBLE ;\r
-            window->Window.FBConfig = fgChooseFBConfig( &num_FBConfigs );\r
+            window->Window.pContext.FBConfig = fgChooseFBConfig( &num_FBConfigs );\r
             fgState.DisplayMode &= ~GLUT_DOUBLE;\r
         }\r
 \r
         if( fgState.DisplayMode & GLUT_MULTISAMPLE )\r
         {\r
             fgState.DisplayMode &= ~GLUT_MULTISAMPLE ;\r
-            window->Window.FBConfig = fgChooseFBConfig( &num_FBConfigs );\r
+            window->Window.pContext.FBConfig = fgChooseFBConfig( &num_FBConfigs );\r
             fgState.DisplayMode |= GLUT_MULTISAMPLE;\r
         }\r
     }\r
 \r
-    FREEGLUT_INTERNAL_ERROR_EXIT( window->Window.FBConfig != NULL,\r
+    FREEGLUT_INTERNAL_ERROR_EXIT( window->Window.pContext.FBConfig != NULL,\r
                                   "FBConfig with necessary capabilities not found", "fgOpenWindow" );\r
 \r
     /*  Get the X visual.  */\r
     for (i = 0; i < num_FBConfigs; i++) {\r
            visualInfo = glXGetVisualFromFBConfig( fgDisplay.Display,\r
-                                                  window->Window.FBConfig[i] );\r
+                                                  window->Window.pContext.FBConfig[i] );\r
            if (visualInfo)\r
                break;\r
     }\r
@@ -743,7 +750,7 @@ void fgPlatformCloseWindow( SFG_Window* window )
 {\r
     if( window->Window.Context )\r
         glXDestroyContext( fgDisplay.Display, window->Window.Context );\r
-    XFree( window->Window.FBConfig );\r
+    XFree( window->Window.pContext.FBConfig );\r
 \r
     if( window->Window.Handle ) {\r
         XDestroyWindow( fgDisplay.Display, window->Window.Handle );\r
@@ -751,6 +758,154 @@ void fgPlatformCloseWindow( SFG_Window* window )
     /* XFlush( fgDisplay.Display ); */ /* XXX Shouldn't need this */\r
 }\r
 \r
+\r
+static Bool fghWindowIsVisible( Display *display, XEvent *event, XPointer arg)\r
+{\r
+    Window window = (Window)arg;\r
+    return (event->type == MapNotify) && (event->xmap.window == window);\r
+}\r
+\r
+\r
+\r
+\r
+/*\r
+ * This function makes the current window visible\r
+ */\r
+void fgPlatformGlutShowWindow( void )\r
+{\r
+    XMapWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle );\r
+    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
+}\r
+\r
+/*\r
+ * This function hides the current window\r
+ */\r
+void fgPlatformGlutHideWindow( void )\r
+{\r
+    if( fgStructure.CurrentWindow->Parent == NULL )\r
+        XWithdrawWindow( fgDisplay.Display,\r
+                         fgStructure.CurrentWindow->Window.Handle,\r
+                         fgDisplay.Screen );\r
+    else\r
+        XUnmapWindow( fgDisplay.Display,\r
+                      fgStructure.CurrentWindow->Window.Handle );\r
+    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
+}\r
+\r
+/*\r
+ * Iconify the current window (top-level windows only)\r
+ */\r
+void fgPlatformGlutIconifyWindow( void )\r
+{\r
+    XIconifyWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle,\r
+                    fgDisplay.Screen );\r
+    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
+}\r
+\r
+/*\r
+ * Set the current window's title\r
+ */\r
+void fgPlatformGlutSetWindowTitle( const char* title )\r
+{\r
+    XTextProperty text;\r
+\r
+    text.value = (unsigned char *) title;\r
+    text.encoding = XA_STRING;\r
+    text.format = 8;\r
+    text.nitems = strlen( title );\r
+\r
+    XSetWMName(\r
+        fgDisplay.Display,\r
+        fgStructure.CurrentWindow->Window.Handle,\r
+        &text\r
+    );\r
+\r
+    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
+}\r
+\r
+/*\r
+ * Set the current window's iconified title\r
+ */\r
+void fgPlatformGlutSetIconTitle( const char* title )\r
+{\r
+    XTextProperty text;\r
+\r
+    text.value = (unsigned char *) title;\r
+    text.encoding = XA_STRING;\r
+    text.format = 8;\r
+    text.nitems = strlen( title );\r
+\r
+    XSetWMIconName(\r
+        fgDisplay.Display,\r
+        fgStructure.CurrentWindow->Window.Handle,\r
+        &text\r
+    );\r
+\r
+    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
+}\r
+\r
+/*\r
+ * Change the current window's position\r
+ */\r
+void fgPlatformGlutPositionWindow( int x, int y )\r
+{\r
+    XMoveWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle,\r
+                 x, y );\r
+    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
+}\r
+\r
+/*\r
+ * Lowers the current window (by Z order change)\r
+ */\r
+void fgPlatformGlutPushWindow( void )\r
+{\r
+    XLowerWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle );\r
+}\r
+\r
+/*\r
+ * Raises the current window (by Z order change)\r
+ */\r
+void fgPlatformGlutPopWindow( void )\r
+{\r
+    XRaiseWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle );\r
+}\r
+\r
+/*\r
+ * Resize the current window so that it fits the whole screen\r
+ */\r
+void fgPlatformGlutFullScreen( SFG_Window *win )\r
+{\r
+    if(!glutGet(GLUT_FULL_SCREEN)) {\r
+        if(fghToggleFullscreen() != -1) {\r
+            win->State.IsFullscreen = GL_TRUE;\r
+        }\r
+    }\r
+}\r
+\r
+/*\r
+ * If we are fullscreen, resize the current window back to its original size\r
+ */\r
+void fgPlatformGlutLeaveFullScreen( SFG_Window *win )\r
+{\r
+    if(glutGet(GLUT_FULL_SCREEN)) {\r
+        if(fghToggleFullscreen() != -1) {\r
+            win->State.IsFullscreen = GL_FALSE;\r
+        }\r
+    }\r
+}\r
+\r
+/*\r
+ * Toggle the window's full screen state.\r
+ */\r
+void fgPlatformGlutFullScreenToggle( SFG_Window *win )\r
+{\r
+    if(fghToggleFullscreen() != -1) {\r
+        win->State.IsFullscreen = !win->State.IsFullscreen;\r
+    }\r
+}\r
+\r
+\r
+\r
 #endif  /* TARGET_HOST_POSIX_X11 */\r
 \r
 \r
@@ -766,13 +921,6 @@ void fgSetWindow ( SFG_Window *window )
 }\r
 \r
 \r
-#if TARGET_HOST_POSIX_X11\r
-static Bool fghWindowIsVisible( Display *display, XEvent *event, XPointer arg)\r
-{\r
-    Window window = (Window)arg;\r
-    return (event->type == MapNotify) && (event->xmap.window == window);\r
-}\r
-#endif\r
 \r
 \r
 /*\r
@@ -955,16 +1103,7 @@ void FGAPIENTRY glutShowWindow( void )
     FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutShowWindow" );\r
     FREEGLUT_EXIT_IF_NO_WINDOW ( "glutShowWindow" );\r
 \r
-#if TARGET_HOST_POSIX_X11\r
-\r
-    XMapWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle );\r
-    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
-\r
-#elif TARGET_HOST_MS_WINDOWS\r
-\r
-    ShowWindow( fgStructure.CurrentWindow->Window.Handle, SW_SHOW );\r
-\r
-#endif\r
+       fgPlatformGlutShowWindow ();\r
 \r
     fgStructure.CurrentWindow->State.Redisplay = GL_TRUE;\r
 }\r
@@ -977,22 +1116,7 @@ void FGAPIENTRY glutHideWindow( void )
     FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutHideWindow" );\r
     FREEGLUT_EXIT_IF_NO_WINDOW ( "glutHideWindow" );\r
 \r
-#if TARGET_HOST_POSIX_X11\r
-\r
-    if( fgStructure.CurrentWindow->Parent == NULL )\r
-        XWithdrawWindow( fgDisplay.Display,\r
-                         fgStructure.CurrentWindow->Window.Handle,\r
-                         fgDisplay.Screen );\r
-    else\r
-        XUnmapWindow( fgDisplay.Display,\r
-                      fgStructure.CurrentWindow->Window.Handle );\r
-    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
-\r
-#elif TARGET_HOST_MS_WINDOWS\r
-\r
-    ShowWindow( fgStructure.CurrentWindow->Window.Handle, SW_HIDE );\r
-\r
-#endif\r
+       fgPlatformGlutHideWindow ();\r
 \r
     fgStructure.CurrentWindow->State.Redisplay = GL_FALSE;\r
 }\r
@@ -1006,17 +1130,8 @@ void FGAPIENTRY glutIconifyWindow( void )
     FREEGLUT_EXIT_IF_NO_WINDOW ( "glutIconifyWindow" );\r
 \r
     fgStructure.CurrentWindow->State.Visible   = GL_FALSE;\r
-#if TARGET_HOST_POSIX_X11\r
 \r
-    XIconifyWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle,\r
-                    fgDisplay.Screen );\r
-    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
-\r
-#elif TARGET_HOST_MS_WINDOWS\r
-\r
-    ShowWindow( fgStructure.CurrentWindow->Window.Handle, SW_MINIMIZE );\r
-\r
-#endif\r
+       fgPlatformGlutIconifyWindow ();\r
 \r
     fgStructure.CurrentWindow->State.Redisplay = GL_FALSE;\r
 }\r
@@ -1030,35 +1145,7 @@ void FGAPIENTRY glutSetWindowTitle( const char* title )
     FREEGLUT_EXIT_IF_NO_WINDOW ( "glutSetWindowTitle" );\r
     if( ! fgStructure.CurrentWindow->Parent )\r
     {\r
-#if TARGET_HOST_POSIX_X11\r
-\r
-        XTextProperty text;\r
-\r
-        text.value = (unsigned char *) title;\r
-        text.encoding = XA_STRING;\r
-        text.format = 8;\r
-        text.nitems = strlen( title );\r
-\r
-        XSetWMName(\r
-            fgDisplay.Display,\r
-            fgStructure.CurrentWindow->Window.Handle,\r
-            &text\r
-        );\r
-\r
-        XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
-\r
-#elif TARGET_HOST_MS_WINDOWS\r
-#    ifdef _WIN32_WCE\r
-        {\r
-            wchar_t* wstr = fghWstrFromStr(title);\r
-            SetWindowText( fgStructure.CurrentWindow->Window.Handle, wstr );\r
-            free(wstr);\r
-        }\r
-#    else\r
-        SetWindowText( fgStructure.CurrentWindow->Window.Handle, title );\r
-#    endif\r
-\r
-#endif\r
+               fgPlatformGlutSetWindowTitle ( title );\r
     }\r
 }\r
 \r
@@ -1072,35 +1159,7 @@ void FGAPIENTRY glutSetIconTitle( const char* title )
 \r
     if( ! fgStructure.CurrentWindow->Parent )\r
     {\r
-#if TARGET_HOST_POSIX_X11\r
-\r
-        XTextProperty text;\r
-\r
-        text.value = (unsigned char *) title;\r
-        text.encoding = XA_STRING;\r
-        text.format = 8;\r
-        text.nitems = strlen( title );\r
-\r
-        XSetWMIconName(\r
-            fgDisplay.Display,\r
-            fgStructure.CurrentWindow->Window.Handle,\r
-            &text\r
-        );\r
-\r
-        XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
-\r
-#elif TARGET_HOST_MS_WINDOWS\r
-#    ifdef _WIN32_WCE\r
-        {\r
-            wchar_t* wstr = fghWstrFromStr(title);\r
-            SetWindowText( fgStructure.CurrentWindow->Window.Handle, wstr );\r
-            free(wstr);\r
-        }\r
-#    else\r
-        SetWindowText( fgStructure.CurrentWindow->Window.Handle, title );\r
-#    endif\r
-\r
-#endif\r
+               fgPlatformGlutSetIconTitle ( title );\r
     }\r
 }\r
 \r
@@ -1137,30 +1196,7 @@ void FGAPIENTRY glutPositionWindow( int x, int y )
       glutLeaveFullScreen();\r
     }\r
 \r
-#if TARGET_HOST_POSIX_X11\r
-\r
-    XMoveWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle,\r
-                 x, y );\r
-    XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */\r
-\r
-#elif TARGET_HOST_MS_WINDOWS\r
-\r
-    {\r
-        RECT winRect;\r
-\r
-        /* "GetWindowRect" returns the pixel coordinates of the outside of the window */\r
-        GetWindowRect( fgStructure.CurrentWindow->Window.Handle, &winRect );\r
-        MoveWindow(\r
-            fgStructure.CurrentWindow->Window.Handle,\r
-            x,\r
-            y,\r
-            winRect.right - winRect.left,\r
-            winRect.bottom - winRect.top,\r
-            TRUE\r
-        );\r
-    }\r
-\r
-#endif\r
+       fgPlatformGlutPositionWindow ( x, y );\r
 }\r
 \r
 /*\r
@@ -1171,20 +1207,7 @@ void FGAPIENTRY glutPushWindow( void )
     FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutPushWindow" );\r
     FREEGLUT_EXIT_IF_NO_WINDOW ( "glutPushWindow" );\r
 \r
-#if TARGET_HOST_POSIX_X11\r
-\r
-    XLowerWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle );\r
-\r
-#elif TARGET_HOST_MS_WINDOWS\r
-\r
-    SetWindowPos(\r
-        fgStructure.CurrentWindow->Window.Handle,\r
-        HWND_BOTTOM,\r
-        0, 0, 0, 0,\r
-        SWP_NOSIZE | SWP_NOMOVE\r
-    );\r
-\r
-#endif\r
+       fgPlatformGlutPushWindow ();\r
 }\r
 \r
 /*\r
@@ -1195,20 +1218,7 @@ void FGAPIENTRY glutPopWindow( void )
     FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutPopWindow" );\r
     FREEGLUT_EXIT_IF_NO_WINDOW ( "glutPopWindow" );\r
 \r
-#if TARGET_HOST_POSIX_X11\r
-\r
-    XRaiseWindow( fgDisplay.Display, fgStructure.CurrentWindow->Window.Handle );\r
-\r
-#elif TARGET_HOST_MS_WINDOWS\r
-\r
-    SetWindowPos(\r
-        fgStructure.CurrentWindow->Window.Handle,\r
-        HWND_TOP,\r
-        0, 0, 0, 0,\r
-        SWP_NOSIZE | SWP_NOMOVE\r
-    );\r
-\r
-#endif\r
+       fgPlatformGlutPopWindow ();\r
 }\r
 \r
 /*\r
@@ -1238,91 +1248,7 @@ void FGAPIENTRY glutFullScreen( void )
         return;\r
     }\r
 \r
-#if TARGET_HOST_POSIX_X11\r
-    if(!glutGet(GLUT_FULL_SCREEN)) {\r
-        if(fghToggleFullscreen() != -1) {\r
-            win->State.IsFullscreen = GL_TRUE;\r
-        }\r
-    }\r
-\r
-#elif TARGET_HOST_MS_WINDOWS && !defined(_WIN32_WCE) /* FIXME: what about WinCE */\r
-\r
-    if (glutGet(GLUT_FULL_SCREEN))\r
-    {\r
-        /*  Leave full screen state before entering fullscreen again (resizing?) */\r
-        glutLeaveFullScreen();\r
-    }\r
-\r
-    {\r
-#if(WINVER >= 0x0500) /* Windows 2000 or later */\r
-        DWORD s;\r
-        RECT rect;\r
-        HMONITOR hMonitor;\r
-        MONITORINFO mi;\r
-\r
-        /* For fullscreen mode, first remove all window decoration\r
-         * and set style to popup so it will overlap the taskbar\r
-         * then force to maximize on the screen on which it has the most\r
-         * overlap.\r
-         */\r
-\r
-        \r
-        /* store current window rect */\r
-        GetWindowRect( win->Window.Handle, &win->State.OldRect );\r
-\r
-        /* store current window style */\r
-        win->State.OldStyle = s = GetWindowLong(win->Window.Handle, GWL_STYLE);\r
-\r
-        /* remove decorations from style and add popup style*/\r
-        s &= ~WS_OVERLAPPEDWINDOW;\r
-        s |= WS_POPUP;\r
-        SetWindowLong(win->Window.Handle, GWL_STYLE, s);\r
-        SetWindowPos(win->Window.Handle, HWND_TOP, 0,0,0,0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);\r
-\r
-        /* For fullscreen mode, find the monitor that is covered the most\r
-         * by the window and get its rect as the resize target.\r
-            */\r
-        hMonitor= MonitorFromRect(&win->State.OldRect, MONITOR_DEFAULTTONEAREST);\r
-        mi.cbSize = sizeof(mi);\r
-        GetMonitorInfo(hMonitor, &mi);\r
-        rect = mi.rcMonitor;\r
-#else   /* if (WINVER >= 0x0500) */\r
-        RECT rect;\r
-\r
-        /* For fullscreen mode, force the top-left corner to 0,0\r
-         * and adjust the window rectangle so that the client area\r
-         * covers the whole screen.\r
-         */\r
-\r
-        rect.left   = 0;\r
-        rect.top    = 0;\r
-        rect.right  = fgDisplay.ScreenWidth;\r
-        rect.bottom = fgDisplay.ScreenHeight;\r
-\r
-        AdjustWindowRect ( &rect, WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS |\r
-                                  WS_CLIPCHILDREN, FALSE );\r
-#endif  /* (WINVER >= 0x0500) */\r
-\r
-        /*\r
-         * then resize window\r
-         * SWP_NOACTIVATE     Do not activate the window\r
-         * SWP_NOOWNERZORDER  Do not change position in z-order\r
-         * SWP_NOSENDCHANGING Suppress WM_WINDOWPOSCHANGING message\r
-         * SWP_NOZORDER       Retains the current Z order (ignore 2nd param)\r
-         */\r
-        SetWindowPos( fgStructure.CurrentWindow->Window.Handle,\r
-                      HWND_TOP,\r
-                      rect.left,\r
-                      rect.top,\r
-                      rect.right  - rect.left,\r
-                      rect.bottom - rect.top,\r
-                      SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING |\r
-                      SWP_NOZORDER\r
-                    );\r
-\r
-        win->State.IsFullscreen = GL_TRUE;\r
-    }\r
-#endif\r
+       fgPlatformGlutFullScreen ( win );\r
 }\r
 \r
 /*\r
@@ -1337,37 +1263,7 @@ void FGAPIENTRY glutLeaveFullScreen( void )
 \r
     win = fgStructure.CurrentWindow;\r
 \r
-#if TARGET_HOST_POSIX_X11\r
-    if(glutGet(GLUT_FULL_SCREEN)) {\r
-        if(fghToggleFullscreen() != -1) {\r
-            win->State.IsFullscreen = GL_FALSE;\r
-        }\r
-    }\r
-\r
-#elif TARGET_HOST_MS_WINDOWS && !defined(_WIN32_WCE) /* FIXME: what about WinCE */\r
-    if (!glutGet(GLUT_FULL_SCREEN))\r
-    {\r
-        /* nothing to do */\r
-        return;\r
-    }\r
-\r
-    /* restore style of window before making it fullscreen */\r
-    SetWindowLong(win->Window.Handle, GWL_STYLE, win->State.OldStyle);\r
-    SetWindowPos(win->Window.Handle, HWND_TOP, 0,0,0,0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);\r
-\r
-    /* Then resize */\r
-    SetWindowPos(win->Window.Handle,\r
-        HWND_TOP,\r
-        win->State.OldRect.left,\r
-        win->State.OldRect.top,\r
-        win->State.OldRect.right  - win->State.OldRect.left,\r
-        win->State.OldRect.bottom - win->State.OldRect.top,\r
-        SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING |\r
-        SWP_NOZORDER\r
-        );\r
-\r
-    win->State.IsFullscreen = GL_FALSE;\r
-#endif\r
+       fgPlatformGlutLeaveFullScreen ( win );\r
 }\r
 \r
 /*\r
@@ -1382,16 +1278,7 @@ void FGAPIENTRY glutFullScreenToggle( void )
 \r
     win = fgStructure.CurrentWindow;\r
 \r
-#if TARGET_HOST_POSIX_X11\r
-    if(fghToggleFullscreen() != -1) {\r
-        win->State.IsFullscreen = !win->State.IsFullscreen;\r
-    }\r
-#elif TARGET_HOST_MS_WINDOWS\r
-    if (!win->State.IsFullscreen)\r
-        glutFullScreen();\r
-    else\r
-        glutLeaveFullScreen();\r
-#endif\r
+       fgPlatformGlutFullScreenToggle ( win );\r
 }\r
 \r
 /*\r