patches/gtk+/01-mousewheel.patch

   1 --- a/gdk/win32/gdkevents-win32.c       2008-10-17 05:06:36.000000000 +0100
   2 +++ b/gdk/win32/gdkevents-win32.c       2008-11-23 14:56:17.000000000 +0000
   3 @@ -2243,7 +2243,7 @@
   4    RECT rect, *drag, orig_drag;
   5    POINT point;
   6    MINMAXINFO *mmi;
   7 -  HWND hwnd;
   8 +  HWND hwnd, hwndc;
   9    HCURSOR hcursor;
  10    BYTE key_state[256];
  11    HIMC himc;
  12 @@ -2855,8 +2855,15 @@
  13        point.x = GET_X_LPARAM (msg->lParam);
  14        point.y = GET_Y_LPARAM (msg->lParam);
  15
  16 -      if ((hwnd = WindowFromPoint (point)) == NULL)
  17 -       break;
  18 +      /* Find our toplevel window */
  19 +      hwnd = GetAncestor (msg->hwnd, GA_ROOT);
  20 +
  21 +      /* Walk back up to the outermost child at the desired point */
  22 +      do {
  23 +        ScreenToClient (hwnd, &point);
  24 +        hwndc = ChildWindowFromPoint (hwnd, point);
  25 +        ClientToScreen (hwnd, &point);
  26 +      } while (hwndc != hwnd && (hwnd = hwndc, 1));
  27
  28        msg->hwnd = hwnd;
  29        if ((new_window = gdk_win32_handle_table_lookup ((GdkNativeWindow) msg->hwnd)) == NULL)