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What is Event (winforms) ?
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Notification by an application or operating system that some event has occurred. An event is fired—raised—when a predefined condition occurs, e.g., focus change in a GUI, interval timer, mouse click. An event handler is called in response to an event. The C# event model is publish and subscribe: Publishers create and publish events: Subscribers register to receive specifc events: Then, publishers send out their events only to subscribers.
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