makecontent.java~39~

Contains a complete archiver by Haruhiko Okumura. The archiver uses an LZ engine whose output is c

package swingexample;

import java.io.*;
import java.util.*;

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

//file filter
class dirFilter implements FilenameFilter {
  String[] ext;

  public dirFilter(String[] ext) {
    this.ext = ext;
  }

  public boolean accept(File dir, String name){
    if (ext == null) {
      return true;
    }
    name = name.toLowerCase();
    for (int i = 0; i < ext.length; i++){
      if (name.endsWith(ext[i])) {
        return true;
      }
    }
    return false;
  }
}

public class MakeContent extends JFrame{
  public static void main(String[] args) {
    System.setProperty("swing.plaf.metal.controlFont", "宋体");
    new MakeContent();
  }

  public final boolean DEBUG = true;
  private Container rootContainer = getContentPane();
  private JRootPane rootPane = getRootPane();
  private JPanel mainPanel = new JPanel();
  private JPanel buttonPanel = new JPanel();

  private JTextField ml = new JTextField();
  private JButton btn_ml = new JButton("目录");
  private JTextField out_name = new JTextField();
  private JCheckBox new_win = new JCheckBox("新窗口", true);
  private JTextField title = new JTextField();
  private String[] lx = {"all", ".htm;.html", ".doc;.xls", ".c;.h;.java"};
  private JComboBox leixing = new JComboBox(lx);
  private JButton make = new JButton("生成");
  private JButton exit = new JButton("退出");

  File files;              //目录对象
  String[] str_filename;   //文件名数组
  BufferedWriter html_Out; //文件输出
  StringBuffer str_href = new StringBuffer("<a href=\""); //一个字符串的缓冲

  public MakeContent(){
    setTitle("创建目录文件示例");
    setDefaultCloseOperation(EXIT_ON_CLOSE);
    initFrame();
    pack();
    int w = this.getWidth() + 130;
    int h = this.getHeight();
    Dimension ScreenSize = Toolkit.getDefaultToolkit().getScreenSize();
    setBounds( (int) ( (ScreenSize.width - w) / 2),
               (int) ( (ScreenSize.height - h) / 2), w, h);

    setResizable(false);
    setVisible(true);
  }

  private void initFrame(){
    getMainPanel();
    getButtonPanel();
    rootPane.setDefaultButton(make);
    rootContainer.add(mainPanel, BorderLayout.NORTH);
    rootContainer.add(buttonPanel, BorderLayout.SOUTH);
  }

  private void getMainPanel(){
    GridBagLayout gbl = new GridBagLayout();
    GridBagConstraints gbc = new GridBagConstraints();
    mainPanel.setLayout(gbl);
    gbc.anchor = GridBagConstraints.WEST;
    gbc.fill = GridBagConstraints.HORIZONTAL;
    gbc.gridwidth = 1;
    gbc.gridx = GridBagConstraints.RELATIVE;
    gbc.gridy = 0;
    mainPanel.add(new JLabel("源文件目录:", JLabel.RIGHT), gbc);
    gbc.weightx = 1;
    mainPanel.add(ml, gbc);
    gbc.weightx = 0;
    mainPanel.add(btn_ml, gbc);
    gbc.gridy = 1;
    mainPanel.add(new JLabel("目录文件名:", JLabel.RIGHT), gbc);
    gbc.weightx = 1;
    mainPanel.add(out_name, gbc);
    gbc.weightx = 0;
    mainPanel.add(new_win, gbc);
    gbc.gridy = 2;

/*    mainPanel.add(new JLabel("网页标题:", JLabel.RIGHT), gbc);

    gbc.gridwidth = GridBagConstraints.REMAINDER;

    mainPanel.add(title, gbc);

    gbc.gridy = 3;

    gbc.gridwidth = 1;

    mainPanel.add(new JLabel("文件类型:", JLabel.RIGHT), gbc);

    gbc.gridwidth = GridBagConstraints.REMAINDER;

    mainPanel.add(leixing, gbc);*/

    ml.setText(".");
    out_name.setText("index.htm");
    title.setText("目录文件生成示例");
    leixing.setEditable(true);
    leixing.setSelectedIndex(0);
    ml.setToolTipText("填写源文件目录");
    btn_ml.setToolTipText("选择源文件目录");

    out_name.setToolTipText("在源文件目录的输出文件名");

    new_win.setToolTipText("是否在新窗口中打开文件");

/*    title.setToolTipText("输出目录文件的标题");

    leixing.setToolTipText("输入多种类型文件之间请用分号分隔");*/

    btn_ml.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e){
        JFileChooser fc = new JFileChooser();
        fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
        String mm = ml.getText();

        if (mm != null){
          fc.setCurrentDirectory(new File(mm));
        }

        if (fc.showOpenDialog(null) == JFileChooser.APPROVE_OPTION){
          File f = fc.getSelectedFile();
          ml.setText(f.getPath());
        }
      }
    });
  }

  void getButtonPanel(){
    buttonPanel.setLayout(new FlowLayout(FlowLayout.CENTER));
    buttonPanel.add(make);
    buttonPanel.add(exit);

    exit.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e){
        System.exit(0);
      }
    });

    make.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e){
        makehtml();
      }
    });
  }

  boolean makehtml(){
    String str_ml = ml.getText();
    String str_out = out_name.getText();
    String str_title = title.getText();
    String[] exp = getLx();
    boolean b = new_win.isSelected();

    if ( (str_ml == null) || (str_out == null)) {
      return false;
    }

    files = new File(str_ml);
    str_filename = files.list(new dirFilter(exp));
    str_out = str_ml + File.separator + str_out;

    try {
      html_Out = new BufferedWriter(new FileWriter(str_out));
      StringBuffer ss = new StringBuffer(100);
      ss.append("<html>\r\n<head>\r\n<title>");
      if (str_title.equals("")) {
        str_title = "目录下文件列表";
      }
      ss.append(str_title);

      ss.append("</title>\r\n</head>\r\n<style type=text/css>\r\n");

      ss.append("A.a1:link {text-decoration:none;color:#00007f;}\r\n");

      ss.append("A.a1:visited {text-decoration:none;color:#00007f;}\r\n");

      ss.append("A.a1:active {text-decoration:none;color:#ff0000;}\r\n");

      ss.append("</style>\r\n<body bgcolor=#FFF3C9>\r\n");

      ss.append("<p align=center><font color=#FF00FF size=7 face=楷体_GB2312>");

      ss.append(str_title);

      ss.append("</font>\r\n<p>");

      html_Out.write(ss.toString());

      for (int i = 0; i < str_filename.length; i++)

      {

        str_href.setLength(9);

        str_href.append(str_filename[i]);

        str_href.append("\" class=a1");

        if (b) {

          str_href.append(" target=_blank>");

        }

        else {

          str_href.append(" >");

        }

        str_href.append(str_filename[i]);

        str_href.append("</a><br>");

        html_Out.write(str_href.toString());

        html_Out.newLine();

      }

      html_Out.write("</body>");

      html_Out.newLine();

      html_Out.write("</html>");

      html_Out.close();

    }

    catch (IOException ioe) {

      ioe.printStackTrace();

      try {

        html_Out.close();

      }

      catch (IOException ioe1) {

        return false;

      }

      return false;

    }

    return true;

  }

  String[] getLx()

  {

    String s = (String) leixing.getSelectedItem();

    if ( (s == null) || (s.indexOf("全部文件") != -1)) {

      return null;
    }

    ArrayList ss = new ArrayList(10);

    int off1 = -1;

    int off2 = 0;

    while ( (off1 = s.indexOf(';', off2)) != -1)

    {

      ss.add(s.substring(off2, off1));

      off2 = off1 + 1;

    }

    ss.add(s.substring(off2));

    String[] exp = (String[]) ss.toArray(new String[0]);

    return exp;

  }

}