Online Computer Terms Dictionary - E

event-driven

<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.

(2000-02-09)