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unset deskmirror client's client pointer upon client deletion 

prevent invalid access after client deletion
This commit is contained in:
Mike Blumenkrantz 2017-03-03 11:56:16 -05:00
parent 6b946c897f
commit de624b7ca4
1 changed files with 11 additions and 0 deletions
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11
src/bin/e_deskmirror.c
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@ -716,6 +716,16 @@ _comp_object_add(E_Smart_Data *sd, int type EINA_UNUSED, E_Event_Comp_Object *ev
return ECORE_CALLBACK_RENEW;
}
static Eina_Bool
_client_del(E_Smart_Data *sd, int type EINA_UNUSED, E_Event_Client *ev)
{
Mirror *m = eina_hash_find(sd->mirror_hash, &ev->ec->frame);
if (m) m->ec = NULL;
return ECORE_CALLBACK_RENEW;
}
static Eina_Bool
_client_add(E_Smart_Data *sd, int type EINA_UNUSED, E_Event_Client *ev)
{
@ -818,6 +828,7 @@ e_deskmirror_add(E_Desk *desk, Eina_Bool pager, Eina_Bool taskbar)
E_LIST_HANDLER_APPEND(sd->handlers, E_EVENT_COMP_OBJECT_ADD, (Ecore_Event_Handler_Cb)_comp_object_add, sd);
E_LIST_HANDLER_APPEND(sd->handlers, E_EVENT_CLIENT_ADD, (Ecore_Event_Handler_Cb)_client_add, sd);
E_LIST_HANDLER_APPEND(sd->handlers, E_EVENT_CLIENT_REMOVE, (Ecore_Event_Handler_Cb)_client_del, sd);
E_LIST_HANDLER_APPEND(sd->handlers, E_EVENT_CLIENT_PROPERTY, (Ecore_Event_Handler_Cb)_client_property, sd);
E_LIST_HANDLER_APPEND(sd->handlers, E_EVENT_CLIENT_DESK_SET, (Ecore_Event_Handler_Cb)_client_desk_set, sd);
return o;