def cycle_focus(self):
"""Cycle keyboard focus between the main/inspector widget."""
if self.count() == 1:
raise inspector.Error("No inspector inside main window")
assert self._main_idx is not None
assert self._inspector_idx is not None
main_widget = self.widget(self._main_idx)
inspector_widget = self.widget(self._inspector_idx)
if not inspector_widget.isVisible():
raise inspector.Error("No inspector inside main window")
if main_widget.hasFocus():
inspector_widget.setFocus()
modeman.enter(self._win_id,
usertypes.KeyMode.insert,
reason='Inspector focused',
only_if_normal=True)
elif inspector_widget.hasFocus():
main_widget.setFocus()
def _check_devtools_resources(self) -> None:
"""Make sure that the devtools resources are available on Fedora.
Fedora packages devtools resources into its own package. If it's not
installed, we show a nice error instead of a blank inspector.
"""
dist = version.distribution()
if dist is None or dist.parsed != version.Distribution.fedora:
return
data_path = pathlib.Path(QLibraryInfo.location(QLibraryInfo.DataPath))
pak = data_path / 'resources' / 'qtwebengine_devtools_resources.pak'
if not pak.exists():
raise inspector.Error("QtWebEngine devtools resources not found, "
"please install the qt5-webengine-devtools "
"Fedora package.")
def _ensure_enabled(self) -> None:
if 'QTWEBENGINE_REMOTE_DEBUGGING' not in os.environ:
raise inspector.Error(
"QtWebEngine inspector is not enabled. See "
"'qutebrowser --help' for details.")
