文件分割器

import java.awt.*; import java.awt.event.*; import java.io.*; import java.net.*; import java.sql.Date; import java.util.*; import javax.swing.*; import javax.swing.border.LineBorder; public class FileCut extends JFrame implements Cloneable{ /* * operateKind存储操作种类（分割或者合并文件） cutKind存储分割文件的方式 */ public static int operateKind = 1, cutKind = 1; // 加载框架顶部的图片由类MyCanvas实现 // 下部框架 private JPanel floor = new JPanel(new BorderLayout()); // 左部框架 private JPanel left = new JPanel(new GridLayout(2, 1, 10, 10)); private JPanel left_up = new JPanel(new GridLayout(3, 1)); private JLabel left_up_label = new JLabel(" -------功能选择-------"); private CheckboxGroup checkgroup_left = new CheckboxGroup(); private Checkbox split = new Checkbox("分割文件", true, checkgroup_left); private Checkbox union = new Checkbox("合并文件", false, checkgroup_left); private JTextArea left_down_label = new JTextArea( " 欢迎使用\n文件分割※合并器1.0\n\n作者：陈 维\n地址：太原理工大学\n～成于2007年元月～"); // 右部框架 private JPanel right = new JPanel(new BorderLayout()); private JPanel right_up = new JPanel(new GridLayout());// 右上 public static JLabel cutMethod = new JLabel("分割方式: "); public static CheckboxGroup checkgroup_right = new CheckboxGroup(); public static Checkbox bigOrSmall = new Checkbox(" 按大小", true, checkgroup_right); public static Checkbox fileNumber = new Checkbox(" 按数目", false, checkgroup_right); private JPanel right_mid = new JPanel(new BorderLayout());// 右中 public static JLabel JLabel1 = new JLabel("参 数："), JLabel2 = new JLabel("源 文 件："), JLabel3 = new JLabel("目标目录："); public static JTextField JTextField1 = new JTextField("2"),// 分割方式参数 JTextField2 = new JTextField(13),// 源文件路径及文件名 JTextField3 = new JTextField(13);// 分割后文件存放目录 public static JComboBox unit = new JComboBox(); private JButton calcu = new JButton("计 算"),// 调用计算器进行计算 browse_source = new JButton("浏 览"),// 浏览源文件 browse_target = new JButton("浏 览"),// 浏览分割后文件存放目录 clear = new JButton("重 置");// 所有参数重置 private JPanel right_down = new JPanel();// 右下 private JButton enter = new JButton("确 定"), cancel = new JButton("取 消"); static JTextArea message = new JTextArea(5, 20); // 信息提示 private JScrollPane jsp = new JScrollPane(); // 构造函数 public FileCut() { super("文件分割※合并器1.0--chenwei_computer@163.com"); this.setIconImage(Toolkit.getDefaultToolkit().getImage("main.gif"));// 设置图标 Box box_main = Box.createVerticalBox(); // 顶部图片 box_main.add(new MyCanvas()); // 左部组件 left_up.setBorder(new LineBorder(new Color(8,57,108), 2));// 边框 left_up.add(left_up_label); split.addItemListener(new SplitItemListener()); left_up.add(split); union.addItemListener(new UnionItemListener()); left_up.add(union); left_up.add(left_down_label); left.add(left_up); left_down_label.setBorder(new LineBorder(new Color(8,57,108), 2));// 边框 left_down_label.setEditable(false); left_down_label.setBackground(left_up.getBackground()); left_down_label.setFont(new Font("宋体", Font.HANGING_BASELINE + Font.ITALIC, 13)); left.setBorder(new LineBorder(new Color(8,57,108), 2)); left.add(left_down_label); floor.add(left, "West"); // 右部上组件 right.setBorder(BorderFactory.createEmptyBorder(1, 2, 1, 2));// 边框 right_up.add(cutMethod); bigOrSmall.addItemListener(new BigOrSmallItemListener()); right_up.add(bigOrSmall); fileNumber.addItemListener(new FileNumberItemListener()); right_up.add(fileNumber); right.add(right_up, "North"); // 右部中组件 Box box = Box.createHorizontalBox(), box1 = Box.createVerticalBox(), box2 = Box .createVerticalBox(), box3 = Box.createVerticalBox(); box1.add(JLabel1); box1.add(Box.createVerticalStrut(9));// 添加垂直间距 box1.add(JLabel2); box1.add(Box.createVerticalStrut(9)); box1.add(JLabel3); box2.add(JTextField1); box2.add(JTextField2); box2.add(JTextField3); unit.insertItemAt("MB", 0); unit.insertItemAt("KB", 1); unit.insertItemAt("B", 2); unit.setSelectedIndex(0); box3.add(unit); browse_source.addActionListener(new SourceActionListener()); box3.add(browse_source); browse_target.addActionListener(new TargetActionListener()); box3.add(browse_target); box.add(box1); box.add(box2); box.add(box3); right_mid.add(box, "Center"); message.setEditable(false);// 设置为不可编辑 jsp.setBorder(BorderFactory.createEmptyBorder(1, 2, 1, 2)); jsp.getViewport().add(message); message.setBackground(Color.LIGHT_GRAY); right_mid.add(jsp, "South"); right.add(right_mid, "Center"); // 右部下组件 calcu.addActionListener(new CalcuAction()); right_down.add(calcu); enter.addActionListener(new EnterAction()); right_down.add(enter); cancel.addActionListener(new CancelAction()); right_down.add(cancel); clear.addActionListener(new ClearAction()); right_down.add(clear); right.add(right_down, "South"); floor.add(right, "Center"); // 整体下部组件 box_main.add(floor); this.add(box_main); // 设置可见性和窗体大小,窗口居中，添加关闭窗体事件监听 this.setVisible(true); // this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); this.pack(); Toolkit tk = this.getToolkit(); Dimension de = tk.getScreenSize(); this.setBounds((de.width - this.getWidth()) / 2, (de.height - this .getHeight()) / 2, this.getWidth(), this.getHeight()); // 使之居于屏幕正中央 this.setResizable(false); this.addWindowListener(MyWindowListener.getInstance()); } public static void main(String[] args) { new FileCut(); } } class BrowseSourceFile implements ActionListener { public void actionPerformed(ActionEvent e) { try { JFileChooser df = new JFileChooser("请选择要分割的文件:"); if (FileCut.operateKind == 1) df.setFileSelectionMode(JFileChooser.FILES_ONLY); if (FileCut.operateKind == 2) df.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES); df.showSaveDialog(new JPanel()); df.setVisible(true); FileCut.JTextField2.setText(df.getSelectedFile().toString()); if (df.getSelectedFile().isDirectory()) {// 当为文件夹时 File[] aimFiles = df.getSelectedFile().listFiles(); String[] strFiles = new String[df.getSelectedFile().listFiles().length]; for (int i = 0; i < df.getSelectedFile().listFiles().length; i++) strFiles[i] = aimFiles[i].getName(); FileCut.message.setText("文件夹名称:" + df.getSelectedFile().getName() + "\n子文件:\n"); for (int i = 0; i < df.getSelectedFile().listFiles().length; i++) FileCut.message.append(strFiles[i] + "\n"); } if (df.getSelectedFile().isFile()) {// 当为文件时 FileCut.message.setText("该目标是一个文件\n文件夹名称:\n" + df.getSelectedFile().getName() + "\n文件大小:" + df.getSelectedFile().length() + "Bytes\n" + new Date(df.getSelectedFile().lastModified())); } } catch (Exception ex) { FileCut.message.setText("\n找不到指定文件或文件夹!"); } } } class SplitItemListener implements ItemListener { public void itemStateChanged(ItemEvent e) { FileCut.operateKind = 1; boolean bool = true; FileCut.cutMethod.setEnabled(bool); FileCut.JLabel1.setEnabled(bool); FileCut.JLabel2.setText("源 文 件："); FileCut.JLabel3.setText("目标目录："); FileCut.bigOrSmall.setEnabled(bool); FileCut.fileNumber.setEnabled(bool); FileCut.JTextField1.setEnabled(bool); FileCut.unit.setEnabled(bool); } } class UnionItemListener implements ItemListener { public void itemStateChanged(ItemEvent e) { FileCut.operateKind = 2; boolean bool = false; FileCut.cutMethod.setEnabled(bool); FileCut.JLabel1.setEnabled(bool);