qqcolony.java

IO流的项目好

package myQQ;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.tree.*;
import javax.swing.event.*;

class QQColony extends JPanel implements TreeSelectionListener
{
	DefaultMutableTreeNode dmt = new DefaultMutableTreeNode("群/聊天室");
	JTree jt;
	DefaultMutableTreeNode dmt1 = new DefaultMutableTreeNode("缘分天空");
	DefaultMutableTreeNode dmt2 = new DefaultMutableTreeNode("真子俱乐部");
	DefaultMutableTreeNode dmt3 = new DefaultMutableTreeNode("影视帝国");
	JScrollPane jsp;
	public QQColony()
	{
		dmt.add(dmt1);
		dmt.add(dmt2);
		dmt.add(dmt3);
		jt = new JTree(dmt);
		DefaultTreeCellRenderer dcr =(DefaultTreeCellRenderer) jt.getCellRenderer();
		
		dcr.setOpenIcon(new ImageIcon("QQ/Tree/1.png"));
		dcr.setLeafIcon(new ImageIcon("QQ/Tree/1.png"));
		dcr.setClosedIcon(new ImageIcon("QQ/Tree/1.png"));
		jsp = new JScrollPane(jt);
		jsp.setBorder(null);
		this.setLayout(null);
		jsp.setBounds(5,5,300,500);
		this.add(jsp,null);
		this.setBackground(Color.white);
		jt.addTreeSelectionListener(this);
	}
	public void valueChanged(TreeSelectionEvent e)
	{
		DefaultMutableTreeNode dmt4 = (DefaultMutableTreeNode)jt.getLastSelectedPathComponent();
		if(dmt4.toString().equals("缘分天空"))
		{
			//new QQChatFrame(null,"this","缘分天空");
		}
		if(dmt4.toString().equals("真子俱乐部"))
		{
			//new QQChatFrame(null,"this","真子俱乐部");
		}
		if(dmt4.toString().equals("影视帝国"))
		{
			//new QQChatFrame(null,"this","影视帝国");
		}
	}
}