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dispvm: close only visible windows during DispVM preparation

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Closing some invisible window can cause e.g. Firefox crash. Send the
message to visible windows and others should be cleaned up by the
application.

(cherry picked from commit 5c4e88a765)
This commit is contained in:
Marek Marczykowski-Górecki 2015-03-04 01:48:11 +01:00
parent 7d3797eb15
commit c304933fb7
1 changed files with 12 additions and 1 deletions
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13
misc/close-window.c
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@ -15,15 +15,26 @@ int close_window(Display *d, XID window) {
return XSendEvent(ev.display, ev.window, True, 0, (XEvent *) & ev);
}
int is_window_visible(Display *d, XID window) {
XWindowAttributes xwa;
if (!XGetWindowAttributes(d, window, &xwa))
return 0;
return xwa.map_state == IsViewable;
}
int main(int argc, char **argv) {
int i;
Display *d;
XID w;
d = XOpenDisplay(NULL);
if (!d)
exit(1);
for (i=1; i<argc; i++) {
close_window(d, strtoul(argv[i], NULL, 0));
w = strtoul(argv[i], NULL, 0);
if (is_window_visible(d, w))
close_window(d, w);
}
XSync(d, False);
XCloseDisplay(d);