December 1999
Intermediate to advanced
816 pages
20h 27m
English
Content preview from PURE Java™ 2Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Using Delegation Event Handling
Java 2 uses the Delegation event-handling mechanism introduced in JDK 1.1. This mechanism uses three main participants in user interactions with a Java GUI:
Event sources—Components such as Button, JList, and JMenuItem, as well as Containers.
Events—Defined by classes in java.awt.event. The class names have the form xxxEvent, where xxx represents an event type, such as Action or Item. The main event types you will normally deal with are ActionEvents, ItemEvents, FocusEvents, MouseEvents, and WindowEvents. Other useful event classes include TextEvent and MouseMotionEvent.
Event Listeners—Defined in java.awt.event. Class names have the form xxxListener, where xxx is an event type, such as ActionListener, TextListener, ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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