diff options
Diffstat (limited to 'generic/tkBind.c')
| -rw-r--r-- | generic/tkBind.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/generic/tkBind.c b/generic/tkBind.c index 81c768b..4374494 100644 --- a/generic/tkBind.c +++ b/generic/tkBind.c @@ -3537,11 +3537,12 @@ 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. In - * particular, this guards against window destruction in the meantime. + * still mapped at the time the present idle callback is executed. Also + * one needs to guard against window destruction in the meantime. */ - if (Tk_IsMapped(dispPtr->warpWindow)) { + if (Tk_IsMapped(dispPtr->warpWindow) + && (Tk_WindowId(dispPtr->warpWindow) != None)) { TkpWarpPointer(dispPtr); XForceScreenSaver(dispPtr->display, ScreenSaverReset); } |