Backport PR #22572: Fix issue with unhandled Done exception

dstansby · meeseeksmachine · commit 2f3e26f0e16a · 2022-03-01T10:42:19.000Z
diff --git a/lib/matplotlib/backends/backend_wx.py b/lib/matplotlib/backends/backend_wx.py
@@ -750,7 +750,7 @@ def set_cursor(self, cursor):
             cursors.RESIZE_VERTICAL: wx.CURSOR_SIZENS,
         }, cursor=cursor))
         self.SetCursor(cursor)
-        self.Update()
+        self.Refresh()
 
     def _set_capture(self, capture=True):
         """Control wx mouse capture."""
