def block(self):
"""Block until there are no pending actions.
Only used in the automated testing suite.
"""
_block(lambda: self.task_logger.has_finished() and not self._is_busy)
assert not self._is_busy
_wait(50)
def _on_action(self, sender, name, *args):
"""Called when an action is triggered: enqueue and process the task."""
assert sender == self.action_creator
# The GUI should not be busy when calling a new action.
if 'select' not in name and self._is_busy:
logger.log(5, "The GUI is busy, waiting before calling the action.")
_block(lambda: not self._is_busy)
# Enqueue the requested action.
self.task_logger.enqueue(self, name, *args)
# Perform the action (which calls self.<name>(...)).
self.task_logger.process()
