www.pudn.com > htmlsaver.rar > NameGroupLink.java

import javax.swing.*; 
import javax.swing.table.*; 
import java.awt.*; 
import java.awt.event.*; 
import java.util.*; 
 
public class NameGroupLink implements ActionListener 
{ 
  protected Vector urls; 
  protected Vector names; 
   
  protected JDialog dialog; 
   
  protected JTable table; 
  protected NameModel model; 
   
  protected JButton start; 
  protected JButton finish; 
  protected JButton cancel; 
   
  protected boolean isFinish; 
   
  public NameGroupLink(Vector urls, JFrame owner) 
  { 
    this.urls = urls; 
    names = new Vector(); 
    for (int i = 0; i < this.urls.size(); i++) 
      names.add(new String("")); 
    dialog = new JDialog(owner, "Name Group Links", true); 
     
    isFinish = false; 
     
    initDialog(); 
  } 
   
  public NameGroupLink(Vector urls, JDialog owner) 
  { 
    this.urls = urls; 
    names = new Vector(); 
    for (int i = 0; i < this.urls.size(); i++) 
      names.add(new String("")); 
    dialog = new JDialog(owner, "Name Group Links", true); 
 
    isFinish = false; 
     
    initDialog(); 
  } 
   
  public Vector getName() 
  { 
    if (isFinish) 
      return names; 
    else 
      return null; 
  } 
   
  protected void initDialog() 
  { 
    dialog.getContentPane().setLayout(new BorderLayout()); 
     
    model = new NameModel(); 
    table = new JTable(model); 
    dialog.getContentPane().add(new JScrollPane(table), BorderLayout.CENTER); 
     
    TableColumn column = null; 
    column = table.getColumnModel().getColumn(0); 
    column.setPreferredWidth(300); 
    column = table.getColumnModel().getColumn(1); 
    column.setPreferredWidth(150); 
 
    JPanel panel = new JPanel(new GridLayout(1, 3)); 
    start = new JButton("开始"); 
    start.addActionListener(this); 
    panel.add(start); 
    finish = new JButton("完成"); 
    finish.addActionListener(this); 
    panel.add(finish); 
    cancel = new JButton("放弃"); 
    cancel.addActionListener(this); 
    panel.add(cancel); 
     
    dialog.getContentPane().add(panel, BorderLayout.SOUTH); 
     
    dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE); 
    dialog.setSize(500, 300); 
    dialog.show(); 
  } 
 
  public void actionPerformed(ActionEvent e) 
  { 
    if (e.getSource() == start) 
    { 
      startName(); 
    } 
    else if (e.getSource() == finish) 
    { 
      isFinish = true; 
      dialog.hide(); 
    } 
    else if (e.getSource() == cancel) 
    { 
      for (int i = 0; i < names.size(); i++) 
        names.set(i, new String("")); 
      dialog.hide(); 
    } 
  } 
   
  class NameModel extends AbstractTableModel 
  { 
    String[] columnNames = {"URL", "File Name"}; 
    public String getColumnName(int col) { 
      return columnNames[col].toString(); 
    } 
    public int getRowCount() { return urls.size(); } 
    public int getColumnCount() { return 2; } 
    public Object getValueAt(int row, int col) { 
      if (col == 0) 
        return urls.elementAt(row); 
      else 
        return names.elementAt(row); 
    } 
    public void refresh() 
    { 
      this.fireTableDataChanged(); 
    } 
  } 
   
  protected void startName() 
  { 
    int row = table.getSelectedRow(); 
    if (row < 0) 
      row = 0; 
    SetFileNameOfURL set = new SetFileNameOfURL( 
      new GetNameFromURL((String)urls.elementAt(row)), dialog); 
    if (!set.isFinished()) 
      return; 
     
    for (int i = 0; i < urls.size(); i++) 
    { 
      String name = set.getNameOf((String)urls.elementAt(i)); 
      names.set(i, name); 
    } 
    model.refresh(); 
  } 
   
  public static void main(String[] args) 
  { 
    Vector link = new Vector(); 
    link.add("http://djxh.tzc.edu.cn/nwk/vcl/vcl1.htm"); 
    link.add("http://djxh.tzc.edu.cn/nwk/vcl/vcl2.htm"); 
    link.add("http://djxh.tzc.edu.cn/nwk/vcl/vcl3.htm"); 
    link.add("http://djxh.tzc.edu.cn/nwk/vcl/vcl4.htm"); 
    new NameGroupLink(link, new JFrame()); 
  } 
}