seeimage.java

图像管理 对图片进行预览的功能（参考ACDSee界面）。要求在界面中显示一个本地计算机中的文件夹的树形结构

package javaapplication3;

import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javaapplication3.FolderExplorer.FileNode;
import javaapplication3.FolderExplorer.MySelectionListener;
import javax.swing.ImageIcon;
import javax.swing.JFileChooser;
import javax.swing.JOptionPane;
import javax.swing.filechooser.FileFilter;


public class SeeImage extends javax.swing.JFrame {


    String imageName;
    String changdizhi;
    /** Creates new form Image */
    public SeeImage() {
        initComponents();
 //        fileChooser.addChoosableFileFilter(new GIFFiliter()); 
 //       fileChooser.addChoosableFileFilter(new JPGFiliter());
         Dimension screen=Toolkit.getDefaultToolkit().getScreenSize();
 //        System.out.println(this.jLabel1.getSize());   
         this.setSize(screen.width,screen.height);
         this.setLocation(0,0);
       // this.setLocation((screen.width - this.getWidth())/2, (screen.height - this.getHeight())/2);
    }
    public SeeImage(String b,String di){
        initComponents();
     //    imageName=b;
         imageName=di;
         changdizhi=b;
         Dimension screen=Toolkit.getDefaultToolkit().getScreenSize();
         this.setSize(screen.width,screen.height);
         this.setLocation(0,0);
         ImageIcon imageicon=new ImageIcon(b);
         int k=imageicon.getIconWidth()*this.jLabel1.getSize().height;                         
         imageicon.setImage(imageicon.getImage().getScaledInstance(k/imageicon.getIconHeight(),this.jLabel1.getSize().height,java.awt.Image.SCALE_DEFAULT));  //���
         this.jLabel1.setIcon(imageicon);
    }
    
   
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        menuBar1 = new java.awt.MenuBar();
        menu1 = new java.awt.Menu();
        jToggleButton1 = new javax.swing.JToggleButton();
        jDesktopPane1 = new javax.swing.JDesktopPane();
        jSplitPane1 = new javax.swing.JSplitPane();
        jTabbedPane1 = new javax.swing.JTabbedPane();
        jFrame1 = new javax.swing.JFrame();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTree1 = new javax.swing.JTree();
        jToolBar1 = new javax.swing.JToolBar();
        jSeparator1 = new javax.swing.JToolBar.Separator();
        jLabel1 = new javax.swing.JLabel();
        jButton2 = new javax.swing.JButton();
        jButton1 = new javax.swing.JButton();
        jMenuBar1 = new javax.swing.JMenuBar();
        jMenu1 = new javax.swing.JMenu();
        jSeparator4 = new javax.swing.JSeparator();
        jSeparator5 = new javax.swing.JSeparator();
        jMenu3 = new javax.swing.JMenu();
        jMenu4 = new javax.swing.JMenu();
        jMenu5 = new javax.swing.JMenu();
        jMenu6 = new javax.swing.JMenu();
        jButton3 = new javax.swing.JButton();
        jButton4 = new javax.swing.JButton();
        jToolBar2 = new javax.swing.JToolBar();
        jButton7 = new javax.swing.JButton();
        jMenuBar2 = new javax.swing.JMenuBar();
        jMenu2 = new javax.swing.JMenu();
        jSeparator6 = new javax.swing.JSeparator();
        jSeparator7 = new javax.swing.JSeparator();
        jMenuItem1 = new javax.swing.JMenuItem();
        jMenu7 = new javax.swing.JMenu();
        jMenu9 = new javax.swing.JMenu();
        jMenu10 = new javax.swing.JMenu();
        jButton5 = new javax.swing.JButton();
        jTextField1 = new javax.swing.JTextField();
        jLabel2 = new javax.swing.JLabel();
        jButton6 = new javax.swing.JButton();
        jMenuBar3 = new javax.swing.JMenuBar();
        jMenu8 = new javax.swing.JMenu();
        jSeparator8 = new javax.swing.JSeparator();
        jSeparator9 = new javax.swing.JSeparator();
        jMenuItem2 = new javax.swing.JMenuItem();
        jMenu11 = new javax.swing.JMenu();
        jMenu12 = new javax.swing.JMenu();
        jMenu13 = new javax.swing.JMenu();

        menu1.setLabel("Menu");
        menuBar1.add(menu1);

        jToggleButton1.setText("jToggleButton1");
        jToggleButton1.setFocusable(false);
        jToggleButton1.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jToggleButton1.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);

        jFrame1.setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        jFrame1.setAlwaysOnTop(true);
        jFrame1.setBounds(new java.awt.Rectangle(320, 200, 320, 200));

        org.jdesktop.layout.GroupLayout jFrame1Layout = new org.jdesktop.layout.GroupLayout(jFrame1.getContentPane());
        jFrame1.getContentPane().setLayout(jFrame1Layout);
        jFrame1Layout.setHorizontalGroup(
            jFrame1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(0, 400, Short.MAX_VALUE)
        );
        jFrame1Layout.setVerticalGroup(
            jFrame1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(0, 300, Short.MAX_VALUE)
        );

        jScrollPane1.setViewportView(jTree1);

        setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
        setTitle("电子像片管理程序");
        setBackground(new java.awt.Color(255, 255, 255));
        setLocationByPlatform(true);

        jToolBar1.setBorder(javax.swing.BorderFactory.createEmptyBorder(1, 1, 1, 1));
        jToolBar1.add(jSeparator1);

        jLabel1.setBackground(new java.awt.Color(255, 255, 255));
        jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        jLabel1.setVerticalAlignment(javax.swing.SwingConstants.TOP);
        jLabel1.setBorder(javax.swing.BorderFactory.createTitledBorder(""));
        jLabel1.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jLabel1.setVerticalTextPosition(javax.swing.SwingConstants.TOP);
        jLabel1.addAncestorListener(new javax.swing.event.AncestorListener() {
            public void ancestorMoved(javax.swing.event.AncestorEvent evt) {
            }
            public void ancestorAdded(javax.swing.event.AncestorEvent evt) {
                jLabel1AncestorAdded(evt);
            }
            public void ancestorRemoved(javax.swing.event.AncestorEvent evt) {
            }
        });

        jButton2.setBackground(new java.awt.Color(255, 255, 255));
        jButton2.setText("浏览");
        jButton2.setFocusable(false);
        jButton2.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton2.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });

        jButton1.setBackground(new java.awt.Color(255, 255, 255));
        jButton1.setText("打开");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        jMenuBar1.setBorder(javax.swing.BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.RAISED));

        jMenu1.setText("文件");
        jMenu1.add(jSeparator4);
        jMenu1.add(jSeparator5);

        jMenuBar1.add(jMenu1);

        jMenu3.setText("查看");
        jMenuBar1.add(jMenu3);

        jMenu4.setText("缩放");
        jMenuBar1.add(jMenu4);

        jMenu5.setText("工具");
        jMenuBar1.add(jMenu5);

        jMenu6.setText("帮助");
        jMenuBar1.add(jMenu6);

        jButton3.setIcon(new javax.swing.ImageIcon(getClass().getResource("/picture/previous.png"))); // NOI18N
        jButton3.setText("上一片");
        jButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton3ActionPerformed(evt);
            }
        });

        jButton4.setIcon(new javax.swing.ImageIcon(getClass().getResource("/picture/next.png"))); // NOI18N
        jButton4.setText("下一片");
        jButton4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton4ActionPerformed(evt);
            }
        });

        jToolBar2.setRollover(true);

        jButton7.setBackground(new java.awt.Color(255, 255, 255));
        jButton7.setIcon(new javax.swing.ImageIcon(getClass().getResource("/picture/up.jpg"))); // NOI18N
        jButton7.setText("向上");
        jButton7.setFocusable(false);
        jButton7.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton7.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton7.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton7ActionPerformed(evt);
            }
        });

        jMenuBar2.setBorder(javax.swing.BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.RAISED));

        jMenu2.setText("文件");
        jMenu2.add(jSeparator6);
        jMenu2.add(jSeparator7);

        jMenuItem1.setText("退出");
        jMenuItem1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jMenuItem1ActionPerformed(evt);
            }
        });
        jMenu2.add(jMenuItem1);

        jMenuBar2.add(jMenu2);

        jMenu7.setText("查看");
        jMenuBar2.add(jMenu7);

        jMenu9.setText("工具");
        jMenuBar2.add(jMenu9);

        jMenu10.setText("帮助");
        jMenuBar2.add(jMenu10);

        jButton5.setText("重命名");
        jButton5.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton5ActionPerformed(evt);
            }
        });

        jLabel2.setText("需要后缀名！");

        jButton6.setText("删除");
        jButton6.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton6ActionPerformed(evt);
            }
        });

        jMenuBar3.setBorder(javax.swing.BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.RAISED));

        jMenu8.setText("文件");
        jMenu8.add(jSeparator8);
        jMenu8.add(jSeparator9);

        jMenuItem2.setText("退出");
        jMenuItem2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jMenuItem1ActionPerformed(evt);
            }
        });
        jMenu8.add(jMenuItem2);

        jMenuBar3.add(jMenu8);

        jMenu11.setText("查看");
        jMenuBar3.add(jMenu11);

        jMenu12.setText("工具");
        jMenuBar3.add(jMenu12);

        jMenu13.setText("帮助");
        jMenuBar3.add(jMenu13);

        setJMenuBar(jMenuBar3);

        org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createSequentialGroup()
                        .addContainerGap()
                        .add(jButton1)
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(jButton2)
                        .add(2, 2, 2)
                        .add(jButton3, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 97, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(jButton4)
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                            .add(layout.createSequentialGroup()
                                .add(1937, 1937, 1937)
                                .add(jToolBar2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                                .add(573, 573, 573)
                                .add(jToolBar1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 3, Short.MAX_VALUE))
                            .add(layout.createSequentialGroup()
                                .add(jButton7, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 70, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false)
                                    .add(jLabel2, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)