friendslistwindow.java

是一款国外的网络游戏平台的源码*不是类似浩方那种虚拟局域网技术

/*
 * Created on Nov 11, 2005
 *
 * To change the template for this generated file go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
package org.GTADS.client;

import javax.swing.*;

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

import org.GTADS.protocol.*;
import org.GTADS.usermanager.TranslateManager;
import org.GTADS.messenger.*;
import org.GTADS.client.swing.*;
import java.io.*;

/**
 * @author sday
 *
 * To change the template for this generated type comment go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
public class FriendsListWindow extends GTADSFrame implements ActionListener, MouseListener{
	private static FriendsListWindow instance;
	private TranslateManager locale = TranslateManager.getInstance();
	private GTADSLabel friendsCaption = new GTADSLabel("Friends List");
	private GTADSList friendsListDisplay = new GTADSList();
	private GTADSScrollPane FriendsScroll;
	private Vector friendsList = new Vector();
	private GTADSButton addFriend = new GTADSButton("+ " + locale.printLocale("Friend"));
	private GTADSButton deleteFriend = new GTADSButton("- " + locale.printLocale("Friend"));
	
	public static FriendsListWindow getInstance() throws IOException{
		synchronized(FriendsListWindow.class){
			if (instance == null){
				instance = new FriendsListWindow();
			}
			return instance;
		}
	}
	
	public static void clearInstance(){
		synchronized(FriendsListWindow.class){
			if (instance != null && instance instanceof FriendsListWindow){
				instance.dispose();
				instance.hide();
				instance = null;
			}
		}
	}
	
	public FriendsListWindow() throws IOException{
		super("Friends List");
		init();
	}
	
	private void init() throws IOException{
		GTADSPanel mainContentPanel = new GTADSPanel();
		GTADSPanel flowPanel1 = new GTADSPanel();
		GTADSPanel flowPanel2 = new GTADSPanel();
		GTADSPanel flowPanel3 = new GTADSPanel();
		
		mainContentPanel.setLayout(new BoxLayout(mainContentPanel, BoxLayout.Y_AXIS));
		flowPanel1.setLayout(new FlowLayout(FlowLayout.LEFT, 5, 5));
		flowPanel2.setLayout(new FlowLayout(FlowLayout.LEFT, 5, 5));
		flowPanel3.setLayout(new FlowLayout(FlowLayout.CENTER));
		
		setUpComponents();
		
		flowPanel1.add(friendsCaption);
		flowPanel2.add(FriendsScroll);
		flowPanel3.add(addFriend);
		flowPanel3.add(Box.createHorizontalStrut(5));
		flowPanel3.add(deleteFriend);
		
		mainContentPanel.add(flowPanel1);
		mainContentPanel.add(flowPanel2);
		mainContentPanel.add(flowPanel3);
		
		this.setSize(200,550);
		
		setContentPane(mainContentPanel);
		
		String username = DSChatClient.clientUser.getUsername();
		MetaData getFriendsList = new MetaData(username,MetaData.FRIENDSLIST, "SEND_FRIENDSLIST");
		MessageAdapter.sendData(null, DSChatClient.ClientSocket, getFriendsList, "NULL");
	}
	
	private void setUpComponents(){
		friendsListDisplay.setVisibleRowCount(20);

		friendsListDisplay.setPrototypeCellValue("####################");
		
		FriendsScroll = new GTADSScrollPane(friendsListDisplay, ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
				ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
		FriendsScroll.setWheelScrollingEnabled(true);
		FriendsScroll.setAutoscrolls(true);
		
		friendsList = new Vector();
		
		addFriend.addActionListener(this);
		deleteFriend.addActionListener(this);
		friendsListDisplay.addMouseListener(this);
	}
	
	public void actionPerformed(ActionEvent evt){
		String result = new String();
		String username = DSChatClient.clientUser.getUsername();
		try {
			if (evt.getSource().equals(addFriend)){
				result = JOptionPane.showInputDialog(this, "Friend to add", "Add Buddy", 
						JOptionPane.OK_CANCEL_OPTION);
				if (result != null && !result.equalsIgnoreCase("")){
					addFriendToList(result);
				}	
			}
			
			else if (evt.getSource().equals(deleteFriend)){
				result = JOptionPane.showInputDialog(this, "Friend to remove", "Remove Buddy", 
						JOptionPane.OK_CANCEL_OPTION);
				if (result != null && !result.equalsIgnoreCase("")){
					removeFriendFromList(result);
				}
				
			}
		} catch (IOException ioe){
		}
	}
	
	public void addFriendToList(String friend) throws IOException {
		String username = DSChatClient.clientUser.getUsername();
		MetaData sendAddFriend = new MetaData(username, MetaData.FRIENDSLIST, "ADD_FRIEND");
		MessageAdapter.sendData(null, DSChatClient.ClientSocket, sendAddFriend, friend);
	}
	
	public void removeFriendFromList (String friend) throws IOException {
		String username = DSChatClient.clientUser.getUsername();
		MetaData sendRemoveFriend = new MetaData(username, MetaData.FRIENDSLIST, "REMOVE_FRIEND");
		MessageAdapter.sendData(null, DSChatClient.ClientSocket, sendRemoveFriend, friend);
		removeNameFromFriendsList(friend);
	}
	
	public void requestWholeListFromServer() throws IOException {
		String username = DSChatClient.clientUser.getUsername();
		MetaData getFriendsList = new MetaData(username,MetaData.FRIENDSLIST, "SEND_FRIENDSLIST");
		MessageAdapter.sendData(null, DSChatClient.ClientSocket, getFriendsList, "NULL");
	}
	
	public void addNameToFriendsList(String newFriend) throws IOException {
		if (!friendsList.contains(newFriend)) {
			friendsList.addElement(newFriend);
			refreshFriendsList();
		}
	}
	
	public void removeNameFromFriendsList(String deadFriend) throws IOException{
		if (friendsList.contains(deadFriend)) {
			friendsList.removeElement(deadFriend);
			refreshFriendsList();
		}
	}
	
	private void refreshFriendsList () {
		int p = friendsListDisplay.getSelectedIndex();
		friendsListDisplay.setListData(friendsList);
		friendsListDisplay.setSelectedIndex(p);
	}
	
	
	public void mouseClicked(MouseEvent e) {
		if (e.getSource() == friendsListDisplay){
			if (e.getClickCount() == 2 && e.getButton() == MouseEvent.BUTTON1){
				InstantMessageWindow.getInstance((String)friendsListDisplay.getSelectedValue()).show();
			}
		}

	}
	public void mouseEntered(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}
	public void mouseExited(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}
	public void mousePressed(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}
	public void mouseReleased(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}
	public static void main(String[] args) {
		try {
		FriendsListWindow.getInstance().show();
		} catch (IOException ioe){}
	}
}