import java.awt.*; import java.awt.event.*; public class MouseClick { Label lbl; public static void main(String[] args) { MouseClick MC = new MouseClick(); } public MouseClick(){ Frame f = new Frame("Checking the mouse click"); Panel p = new Panel(); Button button = new Button("Click Me"); button.addMouseListener(new MyMouseListener()); p.add(button, BorderLayout.NORTH); f.add(p,BorderLayout.NORTH); lbl = new Label("Roseindia.net"); f.add(lbl, BorderLayout.CENTER); f.addWindowListener(new WindowAdapter(){ public void windowClosing(WindowEvent we){ System.exit(0); } }); f.setSize(400,400); f.setVisible(true); } public class MyMouseListener extends MouseAdapter{ public void mouseClicked(MouseEvent me){ String str = lbl.getText(); if (str.equals("Roseindia.net")){ lbl.setText("You have clicke the button."); } else if (str.equals("You have clicke the button.")){ lbl.setText("Roseindia.net"); } } } }