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What are the three objects of the event processing model?

青灯夜游

Jan 28, 2021 pm 04:54 PM

The three objects of the event processing model: 1. Event source; the place where the event occurs is usually each component. 2. Events; encapsulate specific things that happen on interface components. 3. Event listener: Responsible for monitoring events that occur in event sources and responding accordingly to various events.

What are the three objects of the event processing model?

The operating environment of this tutorial: windows7 system, java10 version, Dell G3 computer.

Three types of objects in the event listening and processing model

1. Event Source: The place where the event occurs, usually each component, such as a button, window;

2. Event: Event encapsulates specific things that occur on interface components.

3. Event Listener: Responsible for monitoring events that occur in event sources and responding accordingly to various events.

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