chatroomform.java

一个仿qq的程序源码 一个用纯java开发的

package qianqian.p2pchat.gui;

import qianqian.p2pchat.control.*;

public class ChatRoomForm extends RoomForm {
	private static final long serialVersionUID = 1L;

	private javax.swing.JScrollPane msgScroller;
	private javax.swing.JScrollPane sendScroller;
	private javax.swing.JPanel imgPanel;
	private javax.swing.JScrollPane frndListScroller;
	private javax.swing.JTextArea msgArea;
	private javax.swing.JSplitPane panSplit;
	private javax.swing.JSplitPane textSplit;
	private javax.swing.JSplitPane frndSplit;
	private javax.swing.JToolBar toolbar;
	private javax.swing.JTextArea sendArea;
	private javax.swing.JMenuItem sendItem;
	private javax.swing.JMenuItem clrItem;
	private javax.swing.JMenuItem helpItem;
	private javax.swing.JLabel lbImg;
	private javax.swing.border.MatteBorder border;
	private java.awt.Color bgColor;
	private FriendTree nickList;
	private static ChatRoomForm chatRoomForm = null;
	private ChatRoomForm() {
		initComponents();
		addListener();
		setBounds(305, 150, 414, 400);
		requestFocus();
	}
	
	public static synchronized ChatRoomForm getInstance() {
		if(chatRoomForm == null)
			chatRoomForm = new ChatRoomForm();
		return chatRoomForm;
	}

	public void dispose() {
		chatRoomForm = null;
		super.dispose();
	}

	private void initComponents() {
		panSplit = new javax.swing.JSplitPane();
		textSplit = new javax.swing.JSplitPane(
				javax.swing.JSplitPane.VERTICAL_SPLIT);
		frndSplit = new javax.swing.JSplitPane(
				javax.swing.JSplitPane.VERTICAL_SPLIT);
		frndListScroller = new javax.swing.JScrollPane();
		msgScroller = new javax.swing.JScrollPane();
		sendScroller = new javax.swing.JScrollPane();
		imgPanel = new javax.swing.JPanel();
		msgArea = new javax.swing.JTextArea();
		sendArea = new javax.swing.JTextArea();
		toolbar = new javax.swing.JToolBar();
		sendItem = new javax.swing.JMenuItem("发 送");
		clrItem = new javax.swing.JMenuItem("清 屏");
		helpItem = new javax.swing.JMenuItem("帮 助");
		if (Controller.getInstance().getMe().getGender() == '男') {
			setIconImage(new javax.swing.ImageIcon("icons/QG.gif")
					.getImage());
			lbImg = new javax.swing.JLabel(new javax.swing.ImageIcon(
					"icons/GG.gif"));
		} else {
			setIconImage(new javax.swing.ImageIcon("icons/QM.gif")
					.getImage());
			lbImg = new javax.swing.JLabel(new javax.swing.ImageIcon(
					"icons/QQ.gif"));
		}
		border = new javax.swing.border.MatteBorder(new java.awt.Insets(1, 1,
				1, 1), new java.awt.Color(195, 225, 255));
		bgColor = new java.awt.Color(235, 245, 255);
		nickList = new FriendTree();

		nickList.setBorder(border);
		frndListScroller.setAutoscrolls(true);
		frndListScroller.setViewportView(nickList);

		imgPanel.setBorder(border);
		imgPanel.setBackground(java.awt.Color.WHITE);
		imgPanel.setLayout(new java.awt.BorderLayout());
		imgPanel.add(lbImg, java.awt.BorderLayout.CENTER);

		msgArea.setLineWrap(true);
		msgArea.setBorder(border);
		msgArea.setEditable(false);

		msgScroller.setAutoscrolls(true);
		msgScroller.setViewportView(msgArea);

		sendArea.setLineWrap(true);
		sendArea.setBorder(border);

		sendScroller.setAutoscrolls(true);
		sendScroller.setViewportView(sendArea);

		frndSplit.setTopComponent(imgPanel);
		frndSplit.setBottomComponent(frndListScroller);
		frndSplit.setDividerLocation(110);
		frndSplit.setDividerSize(2);

		textSplit.setTopComponent(msgScroller);
		textSplit.setBottomComponent(sendScroller);
		textSplit.setDividerLocation(235);
		textSplit.setDividerSize(2);

		panSplit.setRightComponent(frndSplit);
		panSplit.setLeftComponent(textSplit);
		panSplit.setDividerLocation(280);
		panSplit.setDividerSize(2);

		sendItem.setBackground(bgColor);
		toolbar.add(sendItem);
		clrItem.setBackground(bgColor);
		toolbar.add(clrItem);
		helpItem.setBackground(bgColor);
		toolbar.add(helpItem);

		toolbar.setBorder(border);

		getContentPane().setLayout(new java.awt.BorderLayout());
		getContentPane().add(panSplit, java.awt.BorderLayout.CENTER);
		getContentPane().add(toolbar, java.awt.BorderLayout.SOUTH);

		pack();
	}

	private void addListener() {
		// 关闭窗口
		setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
		// 消息发送事件响应
		sendItem.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				sendMsg();
			}
		});
		// 清屏事件响应
		clrItem.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				clrScreen();
			}
		});
		// 帮助事件响应
		helpItem.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				showHelp();
			}
		});
		sendItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(
				java.awt.event.KeyEvent.VK_ENTER,
				java.awt.event.InputEvent.CTRL_MASK, true));
		clrItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(
				java.awt.event.KeyEvent.VK_DELETE,
				java.awt.event.InputEvent.CTRL_MASK, true));
	}

	private void clrScreen() {
		msgArea.setText("");
	}

	public void updateList(java.util.LinkedList<Peer> iPeers, boolean arg) {
		if(iPeers != null)
			nickList.update(iPeers, arg);
	}

	private void sendMsg() {
		if (sendArea.getText().isEmpty()) {
			javax.swing.JOptionPane.showMessageDialog(msgArea, "发送内容为空!",
					"提示", javax.swing.JOptionPane.INFORMATION_MESSAGE);
			return;
		}
		Controller.getInstance().sendRoomMessage(sendArea.getText());
		sendArea.setText("");
	}
	
	private void showHelp() {
		javax.swing.JOptionPane.showMessageDialog(msgArea,
				"1.双击好友头像与其进行单独聊天!\n" +
				"2.单独聊天窗口输入/help查看命令行!", "提示",
				javax.swing.JOptionPane.INFORMATION_MESSAGE);
	}

	public void addRecvLine(String iMsg) {
		msgArea.setText(msgArea.getText() + iMsg + "\n");
		msgArea.scrollRectToVisible(new java.awt.Rectangle(0, msgArea
				.getHeight() - 20, 1, 1));
	}
}