Java实现简单的聊天工具

package com.liuqi.chart.client.ui; import java.awt.Color; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.IOException; import javax.swing.BorderFactory; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTextArea; import javax.swing.JTextPane; import javax.swing.text.AttributeSet; import javax.swing.text.BadLocationException; import javax.swing.text.Document; import javax.swing.text.SimpleAttributeSet; import javax.swing.text.StyleConstants; import javax.swing.JPanel; import net.miginfocom.swing.MigLayout; import com.liuqi.chart.client.ClientSenderImpl; import com.liuqi.chart.client.tran.SendFileWorker; import com.liuqi.chart.client.util.Cache; import com.liuqi.chart.common.bean.TextMessage; import com.liuqi.chart.common.bean.User; import com.liuqi.common.ui.LFrame; /** * 聊天面板 * @author 67 * */ public class ChartDialog extends LFrame implements ActionListener{ private User user;//与哪个用户在聊天 private JTextPane historyArea = new JTextPane(); private JTextArea inputArea = new JTextArea(); private ChartToolBar tb = new ChartToolBar(this); private ChartRightPanel rightPanel = new ChartRightPanel(this); private JButton sendButton = new JButton("发送"); private JButton closeButton = new JButton("关闭"); private SimpleAttributeSet myNameSet = new SimpleAttributeSet();//显示的我的名称的字体 private SimpleAttributeSet myContentSet = new SimpleAttributeSet();//显示的我的内容的字体 private SimpleAttributeSet opeNameSet = new SimpleAttributeSet();//显示的对方的名称的字体 private SimpleAttributeSet opeContentSet = new SimpleAttributeSet();//显示的对方的内容的字体 private SendFileWorker worker; public ChartDialog(User user) { worker = new SendFileWorker(this); worker.execute(); this.user = user; this.setTitle("与" + this.user.getName() + "聊天中..."); this.setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE); initAttributeSets(); initView(); sendButton.addActionListener(this); closeButton.addActionListener(this); } /** * 初始化各个显示字体 */ private void initAttributeSets(){ StyleConstants.setForeground(myNameSet, Color.green); StyleConstants.setForeground(myContentSet, Color.black); StyleConstants.setForeground(opeNameSet, Color.blue); StyleConstants.setForeground(opeContentSet, Color.black); } /** * 初始化界面 */ private void initView(){ this.setSize(600,500); historyArea.setEditable(false); historyArea.setBackground(new Color(240,240,240)); inputArea.setLineWrap(true); this.setLayout(new MigLayout("insets 2","[grow][]","[grow][][]")); this.add(new JScrollPane(historyArea),"growx,growy"); this.add(rightPanel,"wrap,w 140!,span 1 4,growy"); this.add(tb,"growx,wrap"); this.add(new JScrollPane(inputArea),"growx,h 80!,wrap"); this.add(closeButton,"split 2,h 24!,align right"); this.add(sendButton,"h 80!,h 24!"); this.setBorder(BorderFactory.createCompoundBorder( BorderFactory.createLineBorder(Color.gray), BorderFactory.createBevelBorder(0))); this.setBackground((ImageIcon)null); this.setTitleColor(Color.black); ((JPanel)this.getContentPane()).setOpaque(true); Color color = new Color(201,234,250); color = Color.white; this.getContentPane().setBackground(color); this.setTitleBackground(color); this.getTitleBar().setOpaque(true); this.setLocationRelativeTo(null); } public User getUser() { return user; } /** * 取得右部面板 * @return */ public ChartRightPanel getRightPanel(){ return rightPanel; } /** * 往聊天信息面板中写入接收到的信息 * @param message */ public void appendMessage(User user,String message){ Document document = historyArea.getDocument(); try { document.insertString(document.getLength(), user.getName() + ":\n", opeNameSet); document.insertString(document.getLength(), message + "\n", opeContentSet); } catch (BadLocationException e) { e.printStackTrace(); } } /** * 聊天面板中加入自己发送的内容 * @param message */ public void appendMessage(String message){ Document document = historyArea.getDocument(); try { document.insertString(document.getLength(), "我：\n", myNameSet); document.insertString(document.getLength(), message + "\n", myContentSet); } catch (BadLocationException e) { e.printStackTrace(); } } @Override public void actionPerformed(ActionEvent e) { if(e.getSource().equals(sendButton)){ TextMessage message = new TextMessage(); message.setMessage(inputArea.getText().trim()); inputArea.setText(""); appendMessage(message.getMessage()); try { ClientSenderImpl.getInstance().send(message, user); } catch (IOException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } catch (ClassNotFoundException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } }else if(e.getSource().equals(closeButton)){ this.setVisible(false); } } public static void main(String[] args){ new ChartDialog(new User()).setVisible(true); } }