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Add more shutdown debugging

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This commit is contained in:
Florian Bruhin 2014-02-18 13:05:42 +01:00
parent 109906043e
commit c9e4f2417d
2 changed files with 24 additions and 6 deletions
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14
qutebrowser/app.py
View File

@ -238,6 +238,7 @@ class QuteBrowser(QApplication):
logging.debug("maybe_quit called from {}, quit status {}".format(
sender, self._quit_status))
if all(self._quit_status.values()):
logging.debug("maybe_quit quitting.")
self.quit()
def _python_hacks(self):
@ -328,7 +329,8 @@ class QuteBrowser(QApplication):
logging.exception("Could not save window geometry.")
try:
if do_quit:
self.mainwindow.tabs.shutdown_complete.connect(self.quit)
self.mainwindow.tabs.shutdown_complete.connect(
self._on_tab_shutdown_complete)
else:
self.mainwindow.tabs.shutdown_complete.connect(
functools.partial(self._maybe_quit, 'shutdown'))
@ -350,6 +352,16 @@ class QuteBrowser(QApplication):
config.state['mainwindow']['w'] = str(rect.width())
config.state['mainwindow']['h'] = str(rect.height())
@pyqtSlot()
def _on_tab_shutdown_complete(self):
"""Quit application after a shutdown.
Gets called when all tabs finished shutting down after shutdown().
"""
logging.debug("Shutdown complete, quitting.")
self.quit()
@pyqtSlot(tuple)
def cmd_handler(self, tpl):
"""Handle commands and delegate the specific actions.

16
qutebrowser/widgets/browser.py
View File

@ -171,9 +171,10 @@ class TabbedBrowser(TabWidget):
try:
self._tabs.remove(tab)
except ValueError:
logging.error("tab {} could not be removed from tabs {}.".format(
tab, self._tabs))
logging.exception("tab {} could not be removed".format(tab))
logging.debug("Tabs after removing: {}".format(self._tabs))
if not self._tabs: # all tabs shut down
logging.debug("Tab shutdown complete.")
self.shutdown_complete.emit()
def cur_reload(self, count=None):
@ -451,12 +452,12 @@ class TabbedBrowser(TabWidget):
except TypeError:
pass
tabcount = self.count()
logging.debug("Shutting down {} tabs...".format(tabcount))
if tabcount == 0:
logging.debug("No tabs -> shutdown complete")
self.shutdown_complete.emit()
return
for tabidx in range(tabcount):
logging.debug("shutdown {}".format(tabidx))
logging.debug("Shutting down tab {}/{}".format(tabidx, tabcount))
tab = self.widget(tabidx)
tab.shutdown(callback=functools.partial(self._cb_tab_shutdown,
tab))
@ -574,13 +575,18 @@ class BrowserTab(QWebView):
netman.abort_requests()
netman.destroyed.connect(functools.partial(self.on_destroyed, netman))
netman.deleteLater()
logging.debug("Shutdown scheduled")
logging.debug("Tab shutdown scheduled")
def on_destroyed(self, sender):
"""Called when a subsystem has been destroyed during shutdown."""
self._destroyed[sender] = True
dbgout = '\n'.join(['{}: {}'.format(k.__class__.__name__, v)
for (k, v) in self._destroyed.items()])
logging.debug("{} has been destroyed, new status:\n{}".format(
sender.__class__.__name__, dbgout))
if all(self._destroyed.values()):
if self._shutdown_callback is not None:
logging.debug("Everything destroyed, calling callback")
self._shutdown_callback()
def eventFilter(self, watched, e):