[core/input] Move event handling to core.event
Until now, bumblebee-status did event handling in two places with almost identical code: in core.event (makes sense) and core.input (still makes sense, but a bit more dubious). Changed core.input to use core.event
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1 changed files with 18 additions and 21 deletions
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@ -19,35 +19,32 @@ def button_name(button):
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if button == WHEEL_DOWN: return 'wheel-down'
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return 'n/a'
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callbacks = {}
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class Object(object):
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def __init__(self):
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super(Object, self).__init__()
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self.id = str(uuid.uuid4())
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def __event_id(obj_id, button):
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return '{}::{}'.format(obj_id, button_name(button))
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def __execute(cmd):
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try:
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util.cli.execute(cmd, wait=False)
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except Exception as e:
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logging.error('failed to invoke callback: {}'.format(e))
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def register(obj, button=None, cmd=None):
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logging.debug('registering callback {} {}'.format(obj.id, button))
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callbacks.setdefault(obj.id, {}).setdefault(button, []).append(cmd)
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event_id = __event_id(obj.id, button)
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logging.debug('registering callback {}'.format(event_id))
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if callable(cmd):
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core.event.register(event_id, cmd)
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else:
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core.event.register(event_id, lambda _: __execute(cmd))
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def trigger(event):
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for field in ['instance', 'name']:
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if field in event:
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cb = callbacks.get(event[field])
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__invoke(event, cb)
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def __invoke(event, callback):
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if not callback: return
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if not 'button' in event: return
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for cb in callback.get(event['button'], []):
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if callable(cb):
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cb(event)
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else:
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try:
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util.cli.execute(cb, wait=False)
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except Exception as e:
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logging.error('failed to invoke callback: {}'.format(e))
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return
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for field in ['instance', 'name']:
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if not field in event: continue
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core.event.trigger(__event_id(event[field], event['button']), event)
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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