📄 test.java
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import java.awt.*;
import java.awt.event.*;
public class Test extends Frame {
public Test() {
super("WindowListener test");
}
public static void main(String args[]) {
final Frame f = new Test();
f.setBounds(100,100,250,150);
f.setVisible(true);
f.addWindowListener(new TestWindowListener());
}
}
class TestWindowListener implements WindowListener {
public void windowActivated(WindowEvent e) {
System.out.println("window activated");
}
public void windowClosed(WindowEvent e) {
System.out.println("window closed");
System.exit(0);
}
public void windowClosing(WindowEvent e) {
System.out.println("window closing ...");
Window w = e.getWindow();
w.dispose();
}
public void windowDeactivated(WindowEvent e) {
System.out.println("window deactivated");
}
public void windowDeiconified(WindowEvent e) {
System.out.println("window deiconified");
}
public void windowOpened(WindowEvent e) {
System.out.println("window opened");
}
}
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