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Handle focusProxy being None

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This fixes running with Qt 5.11

See https://codereview.qt-project.org/#/c/221408/10 and #3661:
https://github.com/qutebrowser/qutebrowser/issues/3661#issuecomment-375969315
This commit is contained in:
Florian Bruhin 2018-04-23 16:52:53 +02:00
parent 6640768860
commit bc9a8dd63f
1 changed files with 6 additions and 2 deletions
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8
qutebrowser/browser/webengine/webenginetab.py
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@ -755,7 +755,9 @@ class WebEngineTab(browsertab.AbstractTab):
scripts.insert(new_script) scripts.insert(new_script)
def _install_event_filter(self): def _install_event_filter(self):
self._widget.focusProxy().installEventFilter(self._mouse_event_filter) fp = self._widget.focusProxy()
if fp is not None:
fp.installEventFilter(self._mouse_event_filter)
self._child_event_filter = mouse.ChildEventFilter( self._child_event_filter = mouse.ChildEventFilter(
eventfilter=self._mouse_event_filter, widget=self._widget, eventfilter=self._mouse_event_filter, widget=self._widget,
parent=self) parent=self)
@ -1102,4 +1104,6 @@ class WebEngineTab(browsertab.AbstractTab):
self.predicted_navigation.connect(self._on_predicted_navigation) self.predicted_navigation.connect(self._on_predicted_navigation)
def event_target(self): def event_target(self):
return self._widget.focusProxy() fp = self._widget.focusProxy()
assert fp is not None
return fp