Differential D13799 Diff 46880 source/blender/windowmanager/intern/wm_files.c

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source/blender/windowmanager/intern/wm_files.c

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* we try to prepare for worst case:		* we try to prepare for worst case:
* - active window gets active screen from file		* - active window gets active screen from file
* - restoring the screens from non-active windows		* - restoring the screens from non-active windows
* Best case is all screens match, in that case they get assigned to proper window.		* Best case is all screens match, in that case they get assigned to proper window.
*/		*/
static void wm_window_match_init(bContext C, ListBase wmlist)		static void wm_window_match_init(bContext C, ListBase wmlist)
{		{
*wmlist = G_MAIN->wm;		*wmlist = G_MAIN->wm;
BLI_listbase_clear(&G_MAIN->wm);

wmWindow *active_win = CTX_wm_window(C);		wmWindow *active_win = CTX_wm_window(C);

/* first wrap up running stuff */		/* first wrap up running stuff */
/* code copied from wm_init_exit.c */		/* code copied from wm_init_exit.c */
LISTBASE_FOREACH (wmWindowManager *, wm, wmlist) {		LISTBASE_FOREACH (wmWindowManager *, wm, wmlist) {
WM_jobs_kill_all(wm);		WM_jobs_kill_all(wm);

Show All 10 Lines	LISTBASE_FOREACH (wmWindowManager *, wm, wmlist) {
* which can re-register subscribers on file-load. To support this use case,		* which can re-register subscribers on file-load. To support this use case,
* it's best to have predictable behavior - always clear. */		* it's best to have predictable behavior - always clear. */
if (wm->message_bus != NULL) {		if (wm->message_bus != NULL) {
WM_msgbus_destroy(wm->message_bus);		WM_msgbus_destroy(wm->message_bus);
wm->message_bus = NULL;		wm->message_bus = NULL;
}		}
}		}

		BLI_listbase_clear(&G_MAIN->wm);

/* reset active window */		/* reset active window */
CTX_wm_window_set(C, active_win);		CTX_wm_window_set(C, active_win);

/* XXX Hack! We have to clear context menu here, because removing all modalhandlers		/* XXX Hack! We have to clear context menu here, because removing all modalhandlers
* above frees the active menu (at least, in the 'startup splash' case),		* above frees the active menu (at least, in the 'startup splash' case),
* causing use-after-free error in later handling of the button callbacks in UI code		* causing use-after-free error in later handling of the button callbacks in UI code
* (see ui_apply_but_funcs_after()).		* (see ui_apply_but_funcs_after()).
* Tried solving this by always NULL-ing context's menu when setting wm/win/etc.,		* Tried solving this by always NULL-ing context's menu when setting wm/win/etc.,
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