diff options
| -rw-r--r-- | generic/tkBind.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/generic/tkBind.c b/generic/tkBind.c index 4374494..3b05066 100644 --- a/generic/tkBind.c +++ b/generic/tkBind.c @@ -3539,10 +3539,13 @@ DoWarp( * DoWarp was scheduled only if the window was mapped. It needs to be * still mapped at the time the present idle callback is executed. Also * one needs to guard against window destruction in the meantime. + * Finally, the case warpWindow == NULL is special in that it means + * the whole screen. */ - if (Tk_IsMapped(dispPtr->warpWindow) - && (Tk_WindowId(dispPtr->warpWindow) != None)) { + if ((dispPtr->warpWindow == NULL) || + (Tk_IsMapped(dispPtr->warpWindow) + && (Tk_WindowId(dispPtr->warpWindow) != None))) { TkpWarpPointer(dispPtr); XForceScreenSaver(dispPtr->display, ScreenSaverReset); } |