<programming> A kind of program, such as a graphical user interface, with a main loop which just waits for events to occur. Each event has an associated handler which is passed the details of the event, e.g. mouse button 3 pressed at position (355, 990).
For example, X window system and most Visual Basic application programs are event-driven.
See also callback.
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Nearby terms: EVE « event « Event Description Language « event-driven » EVGA » evolutionary algorithm » evolutionary computation