Expandable SplitPane : ScrollBar « Swing JFC « Java

1. Java
2. Swing JFC
3. ScrollBar

Expandable SplitPane

  
import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JSplitPane;

public class ExpandableSplit {
  public static void main(String args[]) {
    String title = (args.length == 0 ? "Expandable Split" : args[0]);

    JFrame vFrame = new JFrame(title);
    vFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JComponent leftButton = new JButton("Top");
    JComponent rightButton = new JButton("Bottom");
    final JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
    splitPane.setOneTouchExpandable(true);
    splitPane.setLeftComponent(leftButton);
    splitPane.setRightComponent(rightButton);
    ActionListener oneActionListener = new ActionListener() {
      public void actionPerformed(ActionEvent event) {
        splitPane.resetToPreferredSizes();
      }
    };
    ((JButton) rightButton).addActionListener(oneActionListener);
    ActionListener anotherActionListener = new ActionListener() {
      public void actionPerformed(ActionEvent event) {
        splitPane.setDividerLocation(10);
        splitPane.setContinuousLayout(true);
      }
    };
    ((JButton) leftButton).addActionListener(anotherActionListener);
    vFrame.getContentPane().add(splitPane, BorderLayout.CENTER);
    vFrame.setSize(300, 150);
    vFrame.setVisible(true);

  }
}

           
         
    
  

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