Swing Tree

package GUI;

import java.awt.Dimension;

import javax.swing.JFrame;

import javax.swing.JScrollPane;

import javax.swing.JTree;

import javax.swing.event.TreeSelectionEvent;

import javax.swing.event.TreeSelectionListener;

import javax.swing.tree.DefaultMutableTreeNode;

import javax.swing.tree.TreeSelectionModel;

public class TreeTest extends JFrame {

public TreeTest() {

DefaultMutableTreeNode Program = new DefaultMutableTreeNode("Program");

DefaultMutableTreeNode Office = new DefaultMutableTreeNode("Office");

DefaultMutableTreeNode Word = new DefaultMutableTreeNode("Word");

DefaultMutableTreeNode PowerPoint = new DefaultMutableTreeNode("PowerPoint");

DefaultMutableTreeNode Access = new DefaultMutableTreeNode("Access");

DefaultMutableTreeNode Excel = new DefaultMutableTreeNode("Excel");

DefaultMutableTreeNode Java = new DefaultMutableTreeNode("Java");

DefaultMutableTreeNode j2se = new DefaultMutableTreeNode("j2se");

DefaultMutableTreeNode j2ee = new DefaultMutableTreeNode("j2ee");

DefaultMutableTreeNode j2me = new DefaultMutableTreeNode("j2me");

DefaultMutableTreeNode Application = new DefaultMutableTreeNode("Application");

DefaultMutableTreeNode Dreamweaver = new DefaultMutableTreeNode("Dreamweaver");

DefaultMutableTreeNode PotoShop = new DefaultMutableTreeNode("PotoShop");

DefaultMutableTreeNode VisualStudio = new DefaultMutableTreeNode("VisualStudio");

Office.add(Word);

Office.add(PowerPoint);

Office.add(Access);

Office.add(Excel);

Java.add(j2se);

Java.add(j2ee);

Java.add(j2me);

Application.add(Dreamweaver);

Application.add(PotoShop);

Application.add(VisualStudio);

Program.add(Office);

Program.add(Java);

Program.add(Application);

JTree jtree = new JTree(Program);

jtree.getSelectionModel().setSelectionMode(TreeSelectionModel.DISCONTIGUOUS_TREE_SELECTION);

jtree.setRowHeight(20);

jtree.addTreeSelectionListener(new TreeSelectionListener() {

public void valueChanged(TreeSelectionEvent e) {

JTree tree = (JTree)e.getSource();

System.out.println(e.getPath());

}

});

JScrollPane jscrollpane = new JScrollPane(jtree);

this.add(jscrollpane);

}

public static void main(String[] args) {

TreeTest tt = new TreeTest();

tt.setBounds(100, 200, 300, 400);

tt.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

tt.setVisible(true);

}

posted on 2007-12-17 22:06 凌晨风阅读(489) 评论(0) 编辑收藏所属分类: Java学习笔记

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