Observation system

Classes
class	tlp::Event
	Event is the base class for all events used in the Observation mechanism. More...
class	tlp::GraphEvent
class	tlp::Observable
	The Observable class is the base of Tulip's observation system. More...
class	tlp::ObservableException
	ObservableException is the base class of all exceptions sent by the Observable/Listener/Observer system. More...
class	tlp::PropertyEvent
	Contains additional information about events on a property, such as the property it happened on, the node/edge eventually concerned and such. It also contains the detailed type of the event. More...

Detailed Description

Tulip observer pattern implementation Classes in this group are involved in the observation system.