import javax.swing.*;
public class ScrollPaneDemo extends JFrame {
  JScrollPane scrollpane = new JScrollPane();
  Icon icon=new ImageIcon("Image.jpg");
  JLabel lbIcon = new JLabel(icon);
  public ScrollPaneDemo() {
    super("滾動面板示例");
    setSize(350,300);
    this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  }
  public void setLayout(){
    //向滾動面板的瀏覽窗口添加組件，
    scrollpane.getViewport().add(lbIcon);
    this.getContentPane().add(scrollpane);
  }
  public static void main(String[] args) {
    ScrollPaneDemo frame = new ScrollPaneDemo();
    frame.setLayout();
    frame.show();
  }
}