chatrecord.java

是一个JAVA通讯程序.功能不多

package clientele;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Rectangle;
import java.awt.SystemColor;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.BufferedReader;
import java.io.FileReader;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.ScrollPaneConstants;

public class Chatrecord extends JFrame
{
	private static final long serialVersionUID = 146565654168L;
	/**
	 * 文本域：存放聊天记录
	 */
	JTextArea jTextArea1 = null;
	
	/**
	 * 关闭按钮
	 */
	JButton jButton1 = null;

	/**
	 * 打开按钮
	 */
	JButton button = null;
	/**
	 * 窗体
	 */
	JFrame jFrame = null;// 窗体

	/**
	 * 添加按钮等
	 */
	JPanel jPanel = null;

	/**
	 * 聊天发送者号码
	 */
	int souceid = 0;// 聊天发送者

	/**
	 * 聊天接收者号码
	 */
	int destid = 0;// 聊天目标

	/**
	 * 添加文本区
	 */
	JScrollPane jScrollPane1 = null;

	/**
	 * 构造函数
	 */
	public Chatrecord(int souceid, int destid)
	{
		this.souceid = souceid;
		this.destid = destid;
	}

	/**
	 * 此方法初始化
	 */
	public JFrame getJFrame()
	{
		if (jFrame == null)
		{
			jFrame = new JFrame();
			jFrame.setBackground(new Color(153, 153, 255));
			jFrame.setSize(460, 190);
			jFrame.setContentPane(getJPanel());
			Toolkit toolkit = jFrame.getToolkit();
			Dimension screen = toolkit.getScreenSize();
			jFrame.setIconImage(Toolkit.getDefaultToolkit().getImage(
					getClass().getResource("/picture/client.jpg")));
			jFrame.setBounds(screen.width / 2 - 460 / 2,
					screen.height / 2 - 350 / 2, 379, 350);// //让窗体在屏幕正中央显示
			jFrame.setVisible(true);
			jFrame.setResizable(false);
			jFrame.getRootPane().setDefaultButton(button);
			jFrame.addWindowListener(new WindowAdapter() {
				public void windowClosing(WindowEvent e)
				{
					jFrame.setVisible(false);// 隐藏窗体
				}
			});
		}
		return jFrame;
	}

	/**
	 * 此方法初始化jPanel
	 */
	public JPanel getJPanel()
	{
		if (jPanel == null)
		{
			jPanel = new JPanel();
			jPanel.setBackground(new Color(153, 153, 255));
			jPanel.setLayout(null);		
		}
		if (jTextArea1 == null)
		{
			jTextArea1 = new JTextArea();
			jTextArea1.setTabSize(8);
		}
		if (jButton1 == null)
		{
			jButton1 = new JButton();
			jButton1.setFont(new Font("", Font.PLAIN, 14));
		}
		if ( button == null)
		{
			 button = new JButton();
			 button.setFont(new Font("", Font.PLAIN, 14));
		}
		if (jScrollPane1 == null)
		{
			jScrollPane1 = new JScrollPane();
		}
		jTextArea1.setBackground(Color.white);
		jTextArea1.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15));
		jTextArea1.setForeground(Color.black);
		jTextArea1.setBorder(BorderFactory.createLineBorder(Color.green));
		jTextArea1.setLineWrap(true);
		jTextArea1.setBounds(6, 9, 100, 200);
		jTextArea1.setEditable(false);
    	jScrollPane1.setBounds(new Rectangle(6, 9, 360, 260));
		jScrollPane1.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);
		jScrollPane1.getViewport().add(jTextArea1);// 聊天记录
		jButton1.setBounds(new Rectangle(59, 280, 62, 24));
		jButton1.setForeground(SystemColor.menuText);
		jButton1.setText("关闭");
		button.setBounds(new Rectangle(224, 280, 62, 24));
		button.setForeground(SystemColor.menuText);
		button.setText("打开");
		/**
		 * 打开按钮事件监听
		 */
		button.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e)
			{
				if (e.getSource() == button)
				jTextArea1.setText("");
				try
			      {
				   String name = ".//" + String.valueOf(souceid) + ".txt";
			       BufferedReader fileread=new BufferedReader(new FileReader(name));
			       String temp="";
			                do{
			                   temp=fileread.readLine();
			                   if(temp!=null)
			                   jTextArea1.append(temp+"\n");
			                  }
			                while(temp!=null);
			                   fileread.close();
			      }
			      catch (Exception ex)
			      {
			          System.out.println (ex.getMessage());
			          ex.printStackTrace();
			      }   
			}
		});
		/**
		 * 关闭按钮行为事件监听
		 */
		jButton1.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e)
			{
				if (e.getSource() == jButton1)
					jFrame.dispose();// 隐藏窗体		
			}
		});
		jPanel.setEnabled(true);
		jPanel.add(jButton1);
		jPanel.add(button);
		jPanel.add(jScrollPane1);
		return jPanel;	
	}
 }