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UI: Flush event queue before obs_shutdown

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Sometimes events with rogue source references are in the event queue
when the program is shutting down.  This can cause the program to
reference freed data.  Processing those remaining events before shutting
down solves the issue.
This commit is contained in:
jp9000 2015-03-18 06:31:08 -07:00
parent c4ef2522ad
commit 6b3d30ef03
1 changed files with 9 additions and 0 deletions
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9
obs/window-basic-main.cpp
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@ -692,6 +692,15 @@ OBSBasic::~OBSBasic()
gs_vertexbuffer_destroy(circle);
obs_leave_graphics();
/* When shutting down, sometimes source references can get in to the
* event queue, and if we don't forcibly process those events they
* won't get processed until after obs_shutdown has been called. I
* really wish there were a more elegant way to deal with this via C++,
* but Qt doesn't use C++ in a normal way, so you can't really rely on
* normal C++ behavior for your data to be freed in the order that you
* expect or want it to. */
QApplication::sendPostedEvents(this);
obs_shutdown();
config_set_int(App()->GlobalConfig(), "General", "LastVersion",