[PDF] delegation event model in java example

Delegation Event Model in Java with java tutorial, features, history, variables, object, programs, operators, oops concept, array, string, map, math,  Autres questions
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  • What is delegation event model in Java with example?

    In the Delegation model, a source generates an event and forwards it to one or more listeners, where the listener waits until they receive an event.
    Once the listener gets the event, it is processed by the listener, and then they return it.
    The UI elements can delegate an event's processing to a separate function.

  • What is an event in delegation event model used by Java?

    In the delegation model, an event is an object that describes a state change in a source.
    It can be generated as a consequence of a person interacting with the elements in a graphical user interface.

  • What are the examples of Java events?

    An event is a signal received by a program from the operating system as a result of some action taken by the user, or because something else has happened.
    Here are some examples: The user clicks a mouse button. The user presses a key on the keyboard.

  • What are the examples of Java events?

    An action event occurs, whenever an action is performed by the user.
    Examples: When the user clicks a button, chooses a menu item, presses Enter in a text field.
    The result is that an actionPerformed message is sent to all action listeners that are registered on the relevant component.

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