From 3c97457911a615a201c7105b290b206ac22e9d2f Mon Sep 17 00:00:00 2001 From: fvogel Date: Mon, 30 May 2016 19:38:04 +0000 Subject: Fixed crash when calling event generate {} -warp 1 --- generic/tkBind.c | 7 +++++-- 1 file 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); } -- cgit v0.12