Closes matplotlib#1404. PySide 1.1.0 crashes on Linux when changing the cursor. Changing the cursor only on the window and not globally for the application seems to resolve the problem.

mdboom · mdboom · commit 4fcb974c8924 · 2012-10-16T10:33:43.000-04:00
diff --git a/lib/matplotlib/backends/backend_qt4.py b/lib/matplotlib/backends/backend_qt4.py
@@ -603,8 +603,7 @@ def set_message( self, s ):
 
     def set_cursor( self, cursor ):
         if DEBUG: print('Set cursor' , cursor)
-        QtGui.QApplication.restoreOverrideCursor()
-        QtGui.QApplication.setOverrideCursor( QtGui.QCursor( cursord[cursor] ) )
+        self.canvas.manager.window.setCursor(cursord[cursor])
 
     def draw_rubberband( self, event, x0, y0, x1, y1 ):
         height = self.canvas.figure.bbox.height
