fixed closing window crash, thanks Philipp!

[freeglut] / src / x11 / fg_main_x11.c

diff --git a/src/x11/fg_main_x11.c b/src/x11/fg_main_x11.c
index 8a8514e..8387ba8 100644 (file)
--- a/src/x11/fg_main_x11.c
+++ b/src/x11/fg_main_x11.c
@@ -73,9 +73,7 @@ static Bool match_motion(Display *dpy, XEvent *xev, XPointer arg);
  
  
 /*
- * Handle a window configuration change. When no reshape
- * callback is hooked, the viewport size is updated to
- * match the new window size.
+ * Request a window resize
  */
 void fgPlatformReshapeWindow ( SFG_Window *window, int width, int height )
 {
@@ -630,10 +628,11 @@ void fgPlatformProcessSingleEvent ( void )
         switch( event.type )
         {
         case ClientMessage:
-            if(fgIsSpaceballXEvent(&event)) {
-                fgSpaceballHandleXEvent(&event);
-                break;
-            }
+            if (fgStructure.CurrentWindow)
+                if(fgIsSpaceballXEvent(&event)) {
+                    fgSpaceballHandleXEvent(&event);
+                    break;
+                }
             /* Destroy the window when the WM_DELETE_WINDOW message arrives */
             if( (Atom) event.xclient.data.l[ 0 ] == fgDisplay.pDisplay.DeleteWindow )
             {