mainframe.java

一个用java写的mail.里面的代码值得我们去研究！学习。

      System.out.println( "MainFrame.addLookAndFeelMenu(m)" );
    }

    JMenu menu = ComponentFactory.getMenu( ICEMail.getBundle(), "MainFrame.LookAndFeel" );
    LookAndFeelMenuActionListener xlistener = new LookAndFeelMenuActionListener();

  // add installed look and feels
    UIManager.LookAndFeelInfo[] info = UIManager.getInstalledLookAndFeels();
    JMenuItem xitem;

    for ( int idx = 0 ; idx < info.length ; ++idx ) {
      xitem = new JMenuItem( info[idx].getName() );
      xitem.addActionListener( xlistener );
      xitem.setActionCommand( "PLAF:" + info[idx].getClassName() );
      menu.add( xitem );
    }

    mbar.add( menu );
  }

  private void
  showAboutDialog() {
    AboutDialog dlg = new AboutDialog( this );
    dlg.show();
  }

  public void
  resetCursor() {
  //  setCursorAll( mainPanel_, null );
  }

  public void
  setWaitCursor() {
  //  setCursorAll( mainPanel_, Cursor.getPredefinedCursor( Cursor.WAIT_CURSOR ) );
  }

  /**
   * The workhorse. Making this work is insanely difficult because
   * of Sun's feeble cursor design. We attempt to maintain the cursor
   * state of every component through wait/reset. Of course, this is
   * still horrible, and is hardly worth it due to all of the other
   * bugs in their cursor code that we have no control over.
   *
   * @param cont The container to set the cursor in.
   * @param curs The cursor to set, or null to reset.
   *
   */
  private void
  setCursorAll( Container cont, Cursor curs ) {
    Class contCls = Container.class;

    if ( curs == null ) {
      Cursor c = (Cursor) this.saveCursors.get( cont );
      cont.setCursor( c );
      if ( c != null ) {
        this.saveCursors.remove( cont );
      }
    } else {
      if ( cont.getCursor() != null ) {
        this.saveCursors.put( cont, cont.getCursor() );
      }
      cont.setCursor( curs );
    }

    for ( int i = 0, sz = cont.getComponentCount() ; i < sz ; ++i ) {
      Component comp = cont.getComponent( i );
      Class compCls = comp.getClass();

      if ( contCls.isAssignableFrom( compCls ) ) {
        setCursorAll( (Container) comp, curs );
      } else if ( curs == null ) {
        Cursor c = (Cursor) this.saveCursors.get( comp );
        comp.setCursor( c );
        if ( c != null ) {
          this.saveCursors.remove( comp );
        }
      } else {
        if ( comp.getCursor() != null ) {
          this.saveCursors.put( comp, comp.getCursor() );
        }
        comp.setCursor( curs );
      }
    }
  }

//............................................................
// INNER CLASSES
//............................................................

  private class FileMenuActionListener
    implements ActionListener
  {
    /**
     * Invoked when an action occurs.
     * <p>
     * Implementation of java.awt.event.ActionListener.actionPerformed()
     *
     * @param event the action event that occured
     */
    public void
    actionPerformed( ActionEvent event ) {
      if ( Package.DEBUG && Package.isTraceable( "MainFrame" ) ) {
        System.out.println( "MainFrame.actionPerformed(ae): " + event );
      }

      String command = event.getActionCommand();

      if ( command.equals( "QUIT" ) ) {
        ICEMail.shutDownICEMail();
      } else {
        mainPanel_.distribute( event );
      }
    }
  }

//............................................................

  private class EditMenuActionListener
    implements ActionListener
  {
    /**
     * Invoked when an action occurs.
     * <p>
     * Implementation of java.awt.event.ActionListener.actionPerformed()
     *
     * @param event the action event that occured
     */
    public void
    actionPerformed( ActionEvent event ) {
      if ( Package.DEBUG && Package.isTraceable( "MainFrame" ) ) {
        System.out.println( "MainFrame.actionPerformed(ae): " + event );
      }
      mainPanel_.distribute( event );
    }
  }

//............................................................

  private class MailMenuActionListener
    implements ActionListener
  {
    /**
     * Invoked when an action occurs.
     * <p>
     * Implementation of java.awt.event.ActionListener.actionPerformed()
     *
     * @param event the action event that occured
     */
    public void
    actionPerformed( ActionEvent event ) {
      if ( Package.DEBUG && Package.isTraceable( "MainFrame" ) ) {
        System.out.println( "MainFrame.actionPerformed(ae): " + event );
      }
      mainPanel_.distribute( event );
    }
  }

//............................................................

  private class LookAndFeelMenuActionListener
    implements ActionListener
  {
    /**
     * Invoked when an action occurs.
     * <p>
     * Implementation of java.awt.event.ActionListener.actionPerformed()
     *
     * @param event the action event that occured
     */
    public void
    actionPerformed( ActionEvent event ) {
      if ( Package.DEBUG && Package.isTraceable( "MainFrame" ) ) {
        System.out.println( "MainFrame.actionPerformed(ae): " + event );
      }

      String command = event.getActionCommand();
      if ( command.startsWith( "PLAF:" ) ) {
        changeLookAndFeel( command.substring(5) );
      }
    }
  }

//............................................................

  private class HelpMenuActionListener
    implements ActionListener
  {
    /**
     * Invoked when an action occurs.
     * <p>
     * Implementation of java.awt.event.ActionListener.actionPerformed()
     *
     * @param event the action event that occured
     */
    public void
    actionPerformed( ActionEvent event ) {
      if ( Package.DEBUG && Package.isTraceable( "MainFrame" ) ) {
        System.out.println( "MainFrame.actionPerformed(ae): " + event );
      }

      String command = event.getActionCommand();

    // Note: JAVA Help is setup as part of creating the menu,
    //       which adds an action listener to the 'help' menu item
      if ( command.equals( "HOMEPAGE" ) ) {
        String xurlstring =
            UserProperties.getProperty( "urlHomePage", "http://www.icemail.org/index.html" );
        HotJavaMailBrowser.setBrowserDocumentString( xurlstring );
      } else if ( command.equals( "LICENSE" ) ) {
        String xurlstring =
            UserProperties.getProperty( "urlLicense",
                                        "http://www.icemail.org/policy.html" );
        HotJavaMailBrowser.setBrowserDocumentString( xurlstring );
      } else if ( command.equals( "REPORTBUG" ) ) {
        String xurlstring =
            UserProperties.getProperty( "urlReportBug",
                                        "http://www.icemail.org/support.html" );
        HotJavaMailBrowser.setBrowserDocumentString( xurlstring );
      } else if ( command.equals( "ABOUT" ) ) {
        showAboutDialog();
      } else if ( command.equals( "ONLINEMAN" ) ) {
      // unused
        String xurlstring =
            UserProperties.getProperty( "urlOnlineManual",
                                        "http://www.icemail.org/index.html" );
        HotJavaMailBrowser.setBrowserDocumentString( xurlstring );
      }
    }
  }

//............................................................

  private class ConfigureMenuActionListener
    implements ActionListener
  {
    /**
     * Invoked when an action occurs.
     * <p>
     * Implementation of java.awt.event.ActionListener.actionPerformed()
     *
     * @param event the action event that occured
     */
    public void
    actionPerformed( ActionEvent event ) {
      if ( Package.DEBUG && Package.isTraceable( "MainFrame" ) ) {
        System.out.println( "MainFrame.actionPerformed(ae): " + event );
      }

      String command = event.getActionCommand();

      if ( command.equals( "USERINFO" ) ) {
        UserConfigDialog dlg = new UserConfigDialog( MainFrame.this );
        dlg.show();
      } else if ( command.equals( "SIGNATURE" ) ) {
        SignatureDialog dlg = new SignatureDialog( MainFrame.this );
        dlg.show();
      } else if ( command.equals( "COMPOSE" ) ) {
        ComposeConfigDialog dlg = new ComposeConfigDialog( MainFrame.this );
        dlg.show();
      } else if ( command.equals( "MEDIA" ) ) {
        MediaConfigDialog dlg = new MediaConfigDialog( MainFrame.this );
        dlg.show();
      } else if ( command.equals( "SECURITY" ) ) {
        JDialog dlg = ICEMail.getSMIMELibrary().getConfiguration( MainFrame.this );
        dlg.show();
      } else if ( command.equals( "LOCALMAN" ) ) {
        configureManualHomePage();
      } else if ( command.equals( "STORELIST" ) ) {
        StoreConfigDialog dlg = new StoreConfigDialog( MainFrame.this );
        dlg.show();
      } else if ( command.equals( "TRANSPORTPROTO" ) ) {
        TransportDialog dlg = new TransportDialog( MainFrame.this );
        dlg.show();
      } else if ( command.equals( "SMTPHOST" ) ) {
        SMTPConfigDialog dlg = new SMTPConfigDialog( MainFrame.this );
        dlg.show();
      } else if ( command.equals( "TEMPMGR" ) ) {
        TempManagerDialog dlg = new TempManagerDialog( MainFrame.this );
        dlg.show();
      }
    }

    private void
    configureManualHomePage() {
      FileDialog dlg = new FileDialog( MainFrame.this );

      dlg.setTitle( ICEMail.getBundle().getString( "Configuration.title.locatingmanual" ) );
    
      dlg.show();

      String file = dlg.getFile();
      String path = dlg.getDirectory();

      if ( file != null && path != null ) {
        Configuration config = Configuration.getInstance();

        String sep = path.endsWith( File.separator ) ? "" : File.separator;

        String urlStr = "FILE:" + path + sep + file;

        config.setProperty( Configuration.P_LOCAL_MANUAL_URL, urlStr );

        config.saveProperties();
      }
    }

  }

//............................................................

  class IWindowAdapter
    extends WindowAdapter
  {
    public void
    windowClosing( WindowEvent e ) {
      ICEMail.shutDownICEMail();
    }
  }

}