Cutlery/calibre
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Add signals for shutdown start and end events

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Kovid Goyal 2022-08-10 20:46:50 +05:30
parent 1e80822d60
commit 171dda538a
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1 changed files with 4 additions and 0 deletions
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src/calibre/gui2/ui.py
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@ -110,6 +110,8 @@ class Main(MainWindow, MainWindowMixin, DeviceMixin, EmailMixin, # {{{
book_converted = pyqtSignal(object, object) book_converted = pyqtSignal(object, object)
enter_key_pressed_in_book_list = pyqtSignal(object) # used by action chains plugin enter_key_pressed_in_book_list = pyqtSignal(object) # used by action chains plugin
event_in_db = pyqtSignal(object, object, object) # (db, event_type, event_data) event_in_db = pyqtSignal(object, object, object) # (db, event_type, event_data)
shutdown_started = pyqtSignal()
shutdown_completed = pyqtSignal()
shutting_down = False shutting_down = False
def __init__(self, opts, parent=None, gui_debug=None): def __init__(self, opts, parent=None, gui_debug=None):
@ -1122,6 +1124,7 @@ class Main(MainWindow, MainWindowMixin, DeviceMixin, EmailMixin, # {{{
def shutdown(self, write_settings=True): def shutdown(self, write_settings=True):
self.shutting_down = True self.shutting_down = True
self.shutdown_started.emit()
self.show_shutdown_message() self.show_shutdown_message()
self.server_change_notification_timer.stop() self.server_change_notification_timer.stop()
try: try:
@ -1205,6 +1208,7 @@ class Main(MainWindow, MainWindowMixin, DeviceMixin, EmailMixin, # {{{
self.istores.join() self.istores.join()
wait_for_cleanup() wait_for_cleanup()
wait_for_stop() wait_for_stop()
self.shutdown_completed.emit()
return True return True
def run_wizard(self, *args): def run_wizard(self, *args):