swingtree4.java

丽婴房库存销售系统 描述：C/S构架

 package src1;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;

import javax.swing.BoxLayout;
import javax.swing.ImageIcon;
import javax.swing.JScrollPane;
import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeCellRenderer;
import javax.swing.event.*;
import javax.swing.*;
import javax.swing.tree.*;
public class SwingTree4 extends SwingTree implements TreeSelectionListener{

	
	DefaultMutableTreeNode 退出 ;
	DefaultMutableTreeNode 退出系统;
	DefaultMutableTreeNode 取消 ;
	
	public MainForm mainForm;
	public  DefaultTreeCellRenderer cellRenderer ;
	public SwingTree4(MainForm mainForm)
	{
		this();
		this.mainForm= mainForm;
	}
	public SwingTree4() {
		// TODO 自动生成构造函数存根
		
		退出 = new DefaultMutableTreeNode("退出系统");
		退出系统 = new DefaultMutableTreeNode("确认退出系统");
		取消 = new DefaultMutableTreeNode("取消");
		
		退出.add(退出系统);
		//退出.add(取消);
		 root = new JTree(退出);
		
		 root.putClientProperty("JTree.lineStyle", "Horizontal");
			cellRenderer = (DefaultTreeCellRenderer)root.getCellRenderer();
			 cellRenderer.setLeafIcon(new ImageIcon("./src/icons/9.gif"));
			   cellRenderer.setOpenIcon(new ImageIcon("./src/icons/8.gif"));
			   cellRenderer.setClosedIcon(new ImageIcon("./src/icons/10.gif"));
			   cellRenderer.setFont(new Font("宋体",Font.PLAIN,12));
			   cellRenderer.setBackgroundNonSelectionColor(new Color(240,255,255));
			   cellRenderer.setBackgroundSelectionColor(Color.green);
			  // cellRenderer.setBorderSelectionColor(Color.green);
			   cellRenderer.setTextNonSelectionColor(Color.black);
			   cellRenderer.setTextSelectionColor(Color.red);
			root.setBackground(new Color(240,255,255));   
		this.setLayout (new BoxLayout (this, BoxLayout.X_AXIS));
	    this.setPreferredSize (new Dimension (200, 480));
		this.add (new JScrollPane (root));
		
		root.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION);
		root.addTreeSelectionListener(this);
	}
	
	public void valueChanged(TreeSelectionEvent e)
	{
		Music sound = new Music("amp1.wav");
		JTree tree = (JTree) e.getSource();
		DefaultMutableTreeNode selectedNode = (DefaultMutableTreeNode)tree.getLastSelectedPathComponent();
		
		if(selectedNode== 退出系统)
		{
			
			 int type = JOptionPane.showConfirmDialog(mainForm, "确认退出?",null,JOptionPane.YES_NO_OPTION);
			 if(type == JOptionPane.YES_OPTION)
			 {
				 sound = new Music("goodbye.wav");
				 try{
					 Thread.sleep(1000);
				 }
				 catch(Exception e1)
				 {
					 
				 }
				
				 System.exit(0);
			 }
		}
		if(selectedNode== 取消)
		{
			
		}
	}

}