import java.awt.*;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener; public class WindowListenerTest { private Frame f = new Frame();
private TextArea ta = new TextArea(,);
private Button bt = new Button("bt");
public void init(){
f.addWindowListener(new MyListener());
bt.addMouseListener(new MyMouseListener());
f.add(bt,BorderLayout.NORTH);
f.add(ta);
f.pack();
f.setVisible(true);
}
class MyListener implements WindowListener{
public void windowOpened(WindowEvent e){
ta.append("window first be opened" + "\n");
} public void windowClosed(WindowEvent e){
ta.append("window closed " + "\n");
System.exit();
} public void windowClosing(WindowEvent e){
ta.append("window close by x" + "\n");
System.exit();
} public void windowIconified(WindowEvent e){
ta.append("window iconified be trigger" + "\n");
}
public void windowDeiconified(WindowEvent e){
ta.append("window deiconified be trigger" + "\n");
} public void windowActivated(WindowEvent e){
ta.append("window activated be trigger" + "\n");
} public void windowDeactivated(WindowEvent e){
ta.append("window deactivated be trigger" + "\n");
} }; class MyMouseListener implements MouseListener{
public void mouseEntered(MouseEvent event){
System.out.println("mouseEntered");
} public void mouseExited(MouseEvent event){
System.out.println("mouseExited");
}
public void mouseClicked(MouseEvent event){
System.out.println("mouseClicked");
}
public void mousePressed(MouseEvent event){
System.out.println("mousePressed");
}
public void mouseReleased(MouseEvent event){
System.out.println("mouseReleased");
} } public static void main(String[] args) {
new WindowListenerTest().init();
}
}

output:

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