loginframe.java

一个类似QQ的在线通讯聊天软件原码,适合初学者参考学习。

package openicq.gui;

import java.awt.*;
import java.awt.event.*;

import javax.swing.*;

import openicq.Start;
import openicq.data.Resource;

import org.javalib.dynamic.localize.Localizable;
import org.javalib.gui.image.ImageLoader;
import org.javalib.util.TitledList;

/**
 * The <code>LoginFrame</code> class contains the frame for the login
 * procedure.
 * @author Hansgeorg Schwibbe
 * @copyright 2004
 */
public class LoginFrame extends JFrame implements Localizable, SysTrayAction
{
  private JPanel contentPane;

  protected JMenuBar jMenuBar = new JMenuBar();

  protected JMenu jMenuICQ = new JMenu();

  protected JMenu jMenuHelp = new JMenu();

  protected JMenuItem jMenuItemExit = new JMenuItem();

  protected JMenuItem jMenuItemInfo = new JMenuItem();

  protected InfoDialog infoDialog;

  protected TitledList localized;

  protected LoginPanel loginPanel;

  protected LoginDocumentPanel docPanel;

  /**
   * Initializes a new instance of the class <code>LoginFrame</code>.
   */
  public LoginFrame()
  {
    try
    {
      this.setIconImage(ImageLoader.loadImage(Resource.ICON_SOURCE_LOGO, this));
    }
    catch (Exception ex)
    {
      System.err.println(this.getClass().getName() + ": " + ex.toString());
    }
    jMenuItemExit.addActionListener(new ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        action_closeWindow();
      }
    });
    jMenuItemInfo.addActionListener(new ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        action_showInfoDialog();
      }
    });
    this.setJMenuBar(jMenuBar);
    jMenuBar.add(jMenuICQ);
    jMenuICQ.add(jMenuItemExit);
    jMenuBar.add(jMenuHelp);
    jMenuHelp.add(jMenuItemInfo);
    contentPane = (JPanel) this.getContentPane();
    loginPanel = new LoginPanel(this);
    docPanel = new LoginDocumentPanel(this);
    contentPane.setLayout(new BorderLayout());
    contentPane.add(loginPanel, BorderLayout.CENTER);
    contentPane.add(docPanel, BorderLayout.SOUTH);
    setResizable(false);
    infoDialog = new InfoDialog(this);
    localize();
    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
    Dimension frameSize = this.getSize();
    if (frameSize.height > screenSize.height)
    {
      frameSize.height = screenSize.height;
    }
    if (frameSize.width > screenSize.width)
    {
      frameSize.width = screenSize.width;
    }
    this.setLocation((screenSize.width - frameSize.width) / 2,
                     (screenSize.height - frameSize.height) / 2);
    this.setVisible(true);
  }

  /**
   * (non-Javadoc)
   * @see openicq.gui.SysTrayAction#action_closeWindow()
   */
  public void action_closeWindow()
  {
    dispose();
    System.exit(0);
  }

  /**
   * (non-Javadoc)
   * @see openicq.gui.SysTrayAction#action_maximizeWindow()
   */
  public void action_maximizeWindow()
  {
    this.setVisible(true);
    if (this.getState() == Frame.ICONIFIED)
    {
      this.setState(Frame.NORMAL);
    }
  }

  /**
   * Action 'Open info dialog'
   */
  protected void action_showInfoDialog()
  {
    infoDialog.show();
  }

  /**
   * (non-Javadoc)
   * @see org.javalib.dynamic.localize.Localizable#localize()
   */
  public void localize()
  {
    synchronized (Start.env)
    {
      localized = Start.env.getLocalizedList();
      // Info dialog
      infoDialog.localize();
      // This frame
      this.setTitle(((String[]) localized.get("mainFrame"))[0] + " ("
                    + ((String[]) localized.get("login"))[0] + ")");
      jMenuICQ.setText(((String[]) localized.get("menubar"))[0]);
      jMenuICQ.setMnemonic(((char[]) localized.get("menubarShortkeys"))[0]);
      jMenuItemExit.setText(((String[]) localized.get("menubar"))[4]);
      char skey = ((char[]) localized.get("menubarShortkeys"))[4];
      jMenuItemExit.setAccelerator(KeyStroke.getKeyStroke(skey, Event.CTRL_MASK));
      jMenuHelp.setText(((String[]) localized.get("menubar"))[5]);
      jMenuHelp.setMnemonic(((char[]) localized.get("menubarShortkeys"))[5]);
      jMenuItemInfo.setText(((String[]) localized.get("menubar"))[6]);
      skey = ((char[]) localized.get("menubarShortkeys"))[6];
      jMenuItemInfo.setAccelerator(KeyStroke.getKeyStroke(skey, Event.CTRL_MASK));
      // LoginPanel
      loginPanel.accountPanelBorder.setTitle(((String[]) localized.get("login"))[1]);
      loginPanel.jLabelUserID.setText(((String[]) localized.get("login"))[2]);
      loginPanel.jLabelPassword.setText(((String[]) localized.get("login"))[3]);
      loginPanel.jCheckBoxAutoSave.setText(((String[]) localized.get("login"))[4]);
      loginPanel.serverPanelBorder.setTitle(((String[]) localized.get("login"))[5]);
      loginPanel.jLabelHost.setText(((String[]) localized.get("login"))[6]);
      loginPanel.jLabelPort.setText(((String[]) localized.get("login"))[7]);
      loginPanel.jCheckBoxAutoLogin.setText(((String[]) localized.get("login"))[8]);
      loginPanel.jButtonConnect.setText(((String[]) localized.get("stdButtons"))[7]);
      loginPanel.jButtonCancel.setText(((String[]) localized.get("stdButtons"))[1]);
      loginPanel.repaint();
      // LoginDocumentPanel
      docPanel.setDocument(docPanel.getDocument());
      // SysTray
      String tooltip = ((String[]) localized.get("mainFrame"))[0] + " ("
                       + ((String[]) localized.get("login"))[0] + ")";
      SysTray.createSystemTray(Resource.ICON_SOURCE_TRAY[8], tooltip, this);
    }
    // Pack
    this.pack();
  }

  /**
   * (non-Javadoc)
   * @see java.awt.Window#processWindowEvent(java.awt.event.WindowEvent)
   */
  protected void processWindowEvent(WindowEvent e)
  {
    if (e.getID() == WindowEvent.WINDOW_CLOSING && SysTray.hasSysTrayMenu())
    {
      this.setVisible(false);
    }
    else if (e.getID() == WindowEvent.WINDOW_CLOSING)
    {
      this.action_closeWindow();
    }
  }
}