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Use only get/set_update_value functions to access update_value

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Also rename .skip to .crashed
This commit is contained in:
ZyX 2014-02-22 18:01:23 +04:00
parent 725ff69be0
commit 66a2087474
1 changed files with 17 additions and 14 deletions
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31
powerline/lib/threaded.py
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@ -37,7 +37,7 @@ class ThreadedSegment(MultiRunnedThread):
def __init__(self):
super(ThreadedSegment, self).__init__()
self.run_once = True
self.skip = False
self.crashed = False
self.crashed_value = None
self.update_value = None
self.updated = False
@ -59,31 +59,34 @@ class ThreadedSegment(MultiRunnedThread):
update_value = self.get_update_value(True)
self.updated = True
else:
update_value = self.update_value
update_value = self.get_update_value()
if self.skip:
if self.crashed:
return self.crashed_value
return self.render(update_value, update_first=update_first, pl=pl, **kwargs)
def set_update_value(self):
try:
self.update_value = self.update(self.update_value)
except Exception as e:
self.exception('Exception while updating: {0}', str(e))
self.crashed = True
except KeyboardInterrupt:
self.warn('Caught keyboard interrupt while updating')
self.crashed = True
else:
self.crashed = False
def get_update_value(self, update=False):
if update:
self.update_value = self.update(self.update_value)
self.set_update_value()
return self.update_value
def run(self):
while not self.shutdown_event.is_set():
start_time = monotonic()
try:
self.update_value = self.update(self.update_value)
except Exception as e:
self.exception('Exception while updating: {0}', str(e))
self.skip = True
except KeyboardInterrupt:
self.warn('Caught keyboard interrupt while updating')
self.skip = True
else:
self.skip = False
self.set_update_value()
self.shutdown_event.wait(max(self.interval - (monotonic() - start_time), self.min_sleep_time))
def shutdown(self):