Fix attribute lookup reference

This commit is contained in:
Ogi 2019-06-07 15:06:59 -07:00
parent a838e0267f
commit 9f7a4423af

View File

@ -277,7 +277,7 @@ class ViewBox(GraphicsWidget):
scene = self.scene()
if scene == self._lastScene:
return
if self._lastScene is not None and hasattr(self.lastScene, 'sigPrepareForPaint'):
if self._lastScene is not None and hasattr(self._lastScene, 'sigPrepareForPaint'):
self._lastScene.sigPrepareForPaint.disconnect(self.prepareForPaint)
if scene is not None and hasattr(scene, 'sigPrepareForPaint'):
scene.sigPrepareForPaint.connect(self.prepareForPaint)