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Class: Observable ./src/peak/events/sources.py

Base class for a generic event source

You may subclass this class to create other kinds of event sources: change the singleFire class attribute to False in your subclass if you would like for events to be broadcast to all callbacks, whether they accept or reject the event.

Base Classes   
object
Methods   
__init__
_buffer
_fire
addCallback
disable
enable
nextAction
  __init__ 
__init__ ( self )

  _buffer 
_buffer ( self,  event )

Exceptions   
ValueError( "Can't buffer event", self, event )
  _fire 
_fire ( self,  event )

  addCallback 
addCallback ( self,  func )

See events.IEventSource.addCallback()

  disable 
disable ( self )

Pause event callbacks

  enable 
enable ( self )

Resume and send saved events

Exceptions   
ValueError( "More enable() calls than disable() calls", self )
  nextAction 
nextAction (
        self,
        task=None,
        state=None,
        )

See events.ITaskSwitch.nextAction()


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