[bugfix] prevent error on mousewheel zoom outside axis

2017-08-14 13:56:08 +02:00
parent fda9de5738
commit 100a39afd9
1 changed files with 3 additions and 0 deletions
--- a/pylot/core/util/widgets.py
+++ b/pylot/core/util/widgets.py
@@ -1910,6 +1910,9 @@ class PickDlg(QDialog):

    def scrollZoom(self, gui_event, factor=2.):

+        if not gui_event.xdata or not gui_event.ydata:
+            return
+
        self.updateCurrentLimits()

        if gui_event.button == 'up':