The Java Developers Almanac 1.4

e649. Handling Focus Changes

    
component.addFocusListener(new MyFocusListener());
    
    public class MyFocusListener extends FocusAdapter {
        public void focusGained(FocusEvent evt) {
            // The component gained the focus
        }
        public void focusLost(FocusEvent evt) {
            // The component lost the focus
        }
    }

Related Examples

e643. Handling Events with an Anonymous Class
e644. Handling Action Events
e645. Handling Key Presses
e646. Handling Mouse Clicks
e647. Handling Mouse Motion
e648. Detecting Double and Triple Clicks
e650. Firing Item Events


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