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Fix segfault when mouse enters/clicks an area outside region bounds.

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This commit is contained in:
Reginald Kennedy 2012-08-27 18:22:51 +08:00
parent b686cb58ae
commit c02d3f6db8
1 changed files with 13 additions and 1 deletions
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14
spectrwm.c
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@ -7442,7 +7442,13 @@ buttonpress(xcb_button_press_event_t *e)
/* Focus on empty region */
/* If no windows on region if its empty. */
r = root_to_region(e->root, SWM_CK_POINTER);
if (r && TAILQ_EMPTY(&r->ws->winlist)) {
if (r == NULL) {
DNPRINTF(SWM_D_EVENT, "buttonpress: "
"NULL region; ignoring.\n");
goto out;
}
if (TAILQ_EMPTY(&r->ws->winlist)) {
old_r = root_to_region(e->root, SWM_CK_FOCUS);
if (old_r && old_r != r)
unfocus_win(old_r->ws->focus);
@ -7816,6 +7822,12 @@ enternotify(xcb_enter_notify_event_t *e)
if (e->event == e->root) {
/* If no windows on pointer region, then focus root. */
r = root_to_region(e->root, SWM_CK_POINTER);
if (r == NULL) {
DNPRINTF(SWM_D_EVENT, "enterntoify: "
"NULL region; ignoring.\n");
return;
}
if (TAILQ_EMPTY(&r->ws->winlist)) {
old_r = root_to_region(e->root, SWM_CK_FOCUS);
if (old_r && old_r != r)