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Test if a frame is not already being deleted before trying to Destroy. #5639

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Merged
mdboom merged 1 commit into from
Dec 9, 2015
Merged

Test if a frame is not already being deleted before trying to Destroy. #5639

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13 changes: 7 additions & 6 deletions lib/matplotlib/backends/backend_wx.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1329,12 +1329,13 @@ def Destroy(self, *args, **kwargs):
# Rationale for line above: see issue 2941338.
except AttributeError:
pass # classic toolbar lacks the attribute
wx.Frame.Destroy(self, *args, **kwargs)
if self.toolbar is not None:
self.toolbar.Destroy()
wxapp = wx.GetApp()
if wxapp:
wxapp.Yield()
if not self.IsBeingDeleted():
wx.Frame.Destroy(self, *args, **kwargs)
if self.toolbar is not None:
self.toolbar.Destroy()
wxapp = wx.GetApp()
if wxapp:
wxapp.Yield()
return True


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