Java by API/javax.swing/Scrollable

implements Scrollable

 

import java.awt.Dimension;
import java.awt.Rectangle;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JScrollPane;
import javax.swing.Scrollable;
public class Main extends JLabel implements Scrollable {
  public Main(ImageIcon i) {
    super(i);
  }
  public Dimension getPreferredScrollableViewportSize() {
    return getPreferredSize();
  }
  public int getScrollableBlockIncrement(Rectangle r, int orietation,
      int direction) {
    return 10;
  }
  public boolean getScrollableTracksViewportHeight() {
    return false;
  }
  public boolean getScrollableTracksViewportWidth() {
    return false;
  }
  public int getScrollableUnitIncrement(Rectangle r, int orientation,
      int direction) {
    return 10;
  }
  public static void main(String[] args) {
    JFrame f = new JFrame("JScrollPane Demo");
    ImageIcon ii = new ImageIcon("largejexpLogo.gif");
    JScrollPane jsp = new JScrollPane(new Main(ii));
    f.getContentPane().add(jsp);
    f.setSize(300, 250);
    f.setVisible(true);
  }
}