enthought/encore — pull request #29 by corranwebster (2012-05-08 13:55:27+00:00)
Title: Heartbeat Event Generator

Add a heartbeat event generator, which emits an event periodically. Useful for driving pollers or other things which must happen periodically. Timing is not precise, and if too much processing is done in the event listeners then the heartbeat will not keep up with the requested timing.