Changing and Removing the Default Icons in a JTree Component : Tree « Swing JFC « Java

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Java » Swing JFC » TreeScreenshots 
Changing and Removing the Default Icons in a JTree Component
  

import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTree;
import javax.swing.UIManager;
import javax.swing.tree.DefaultTreeCellRenderer;

public class Main {
  public static void main(String[] argvthrows Exception {
    Icon leafIcon = new ImageIcon("leaf.gif");
    Icon openIcon = new ImageIcon("open.gif");
    Icon closedIcon = new ImageIcon("closed.gif");

    JTree tree = new JTree();
    DefaultTreeCellRenderer renderer = (DefaultTreeCellRenderertree.getCellRenderer();
    renderer.setLeafIcon(leafIcon);
    renderer.setClosedIcon(closedIcon);
    renderer.setOpenIcon(openIcon);



    JFrame f = new JFrame();
    f.add(new JScrollPane(tree));
    f.setSize(300300);
    f.setVisible(true);

  }
}

   
    
  
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