DELEGATION MODEL

3. Java Program to Create a Button and Display Image in the Frame when Clicked

            package image;

            import java.awt.*;
            import java.awt.event.MouseAdapter;
            import java.awt.event.MouseEvent;
            import java.awt.event.WindowAdapter;
            import java.awt.event.WindowEvent;
            
            
            class MyLabel extends Frame{
                private Button btn = new Button("Show Image");
                private Image image;
                private boolean showImage = false;
               
                MyLabel()
                {
                    super("Label");
                    setBounds(100,100,400,400);
                    setLayout(new FlowLayout(FlowLayout.LEFT,10,10));
                    image = Toolkit.getDefaultToolkit().getImage("../../JAVAWEB/img/java.webp");
                    add(btn);
                    btn.addMouseListener(new MouseAdapter() {
                        public void mouseClicked(MouseEvent e)
                        {
                            showImage = true;
                            repaint(); 
                        }
                    });
                    
                    addWindowListener(new WindowAdapter() {
                       public void windowClosing(WindowEvent e)
                       {
                        System.exit(1);
                       }
                    });
                    setVisible(true);
                }
                public void paint(Graphics g) {
                    super.paint(g);
                    // Draw the image if showImage is true
                    if (showImage && image != null) {
                        // Scale the image to fit the frame
                        g.drawImage(image, 50, 100, getWidth() - 100, getHeight() - 150, this);
                    }
                }
            }
            
             class Main {
            
                public static void main(String[] args) {
                    new MyLabel();
                }
            
            }
        

OUTPUT