serverframe.java

一个利用Java语言实现的ftp程序

/*
 * Copyright (C) The Apache Software Foundation. All rights reserved.
 *
 * This software is published under the terms of the Apache Software License
 * version 1.1, a copy of which has been included with this distribution in
 * the LICENSE file.
 */
package server.gui;

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.event.WindowEvent;

import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JTabbedPane;

import gui.GuiUtils;
import server.ServerEngine;


/**
 * Generic server admin gui. We should be able to 
 * add any server gui panel here.
 *
 * @author <a href="mailto:[e-mail]">Rana Bhattacharyya</a>
 */
public 
class ServerFrame extends JFrame {
    
    private final static ImageIcon ICON_IMG = GuiUtils.createImageIcon("server/gui/server.gif"); 
    
    private JTabbedPane mjTabPane;  
    private ServerPane[] mjPanelArray = {
        new server.ftp.gui.FtpPanel()
    };  
   
    
    /** 
     * Creates new form MyServerFrame 
     */
    public ServerFrame() {
        initComponents ();
        pack();
        setTitle("Server");
        if (ICON_IMG != null) {
            setIconImage(ICON_IMG.getImage());
        }
        setSize(new Dimension(605, 450));
        GuiUtils.setLocation(this);
    }

    /** 
     * This method is called from within the constructor to
     * initialize the form.
     */
    private void initComponents() {
        
        mjTabPane = new JTabbedPane();
        
        // add all the server panels
        for(int i=0; i<mjPanelArray.length; i++) {
            mjTabPane.addTab(mjPanelArray[i].getServerName(), mjPanelArray[i].getPanel());
        }
          
        getContentPane().add(mjTabPane, BorderLayout.CENTER);
    }

    /*
     * Handle window closing event.
     */ 
    protected void processWindowEvent(WindowEvent e) {
        int id = e.getID();
        if (id == WindowEvent.WINDOW_CLOSING) {
            if ( !GuiUtils.getConfirmation(this, "Do you really want to exit?") ) {
                return;
            }
            super.processWindowEvent(e);
            terminate();
        } 
        else {
            super.processWindowEvent(e);
        }    
    }
    
    /**
     * Terminate application - stop all servers.
     */
    public void terminate() {
        for(int i=0; i<mjPanelArray.length; i++) {
            ServerEngine serverEngine = mjPanelArray[i].getServerEngine();
            if(serverEngine != null) {
                System.out.println("Stopping " + mjPanelArray[i].getServerName() + "...");
                serverEngine.stopServer();
            }
        }
        dispose();
        System.exit(0);
    }
          
    
    /**
     * Server GUI starting point.
     * @param args the command line arguments
     */
     public static void main (String args[]) {
        new ServerFrame().show();
     }
}