内网版本聊天室-JAVA

package com.client; import java.awt.Component; import java.awt.Container; import java.awt.Dimension; import java.awt.Rectangle; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import javax.swing.JButton; import javax.swing.JFileChooser; import javax.swing.JFrame; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JScrollPane; import javax.swing.JTextArea; import javax.swing.JTextField; import com.client.vo.Request_Command; public class TalkWindow { private JFrame jFrame = null; // @jve:decl-index=0:visual-constraint="168,56" private JPanel jContentPane = null; private JPanel jPanel = null; private JTextField jTextField = null; private JButton jButton = null; private JScrollPane jScrollPane = null; private JTextArea jTextArea = null; private LinkInfo linkInfo; private String me; private String target; private OutputStream out;// 连接服务器端的输出流 // 准备传送的文件 private File readyforsendfile; // 准备接收的文件 private File readyforgetFile; /** * This method initializes jScrollPane * * @return javax.swing.JScrollPane */ private JScrollPane getJScrollPane() { if (jScrollPane == null) { jScrollPane = new JScrollPane(); jScrollPane.setBounds(new Rectangle(1, 1, 336, 194)); jScrollPane.setViewportView(getJTextArea()); } return jScrollPane; } // 关闭窗口的同时删除聊天窗口信息 public void closeFrameAndClearTalkWindowInfo() { for (int i = 0; i < linkInfo.getAllTalkWindowInfos().size(); i++) { if (linkInfo.getAllTalkWindowInfos().get(i).getTalkingWindow() .equals(this)) { linkInfo.getAllTalkWindowInfos().remove(i); break; } } jFrame.dispose(); } // 关闭聊天窗口 public void closeFrame() { jFrame.dispose(); } /** * This method initializes jTextArea * * @return javax.swing.JTextArea */ private JTextArea getJTextArea() { if (jTextArea == null) { jTextArea = new JTextArea(); jTextArea.setEnabled(true); jTextArea.setEditable(false); } return jTextArea; } public TalkWindow(String me, String target, LinkInfo linkInfo) { this.getJFrame().setVisible(true); this.me = me; this.target = target; this.linkInfo = linkInfo; if (target.equals("ALL")) { jFrame.setTitle("群聊中..."); } else { jFrame.setTitle("与" + target + "聊天中..."); } try { out = linkInfo.getSocket().getOutputStream(); } catch (IOException e) { // TODO 自动生成 catch 块 e.printStackTrace(); } } /** * This method initializes jFrame * * @return javax.swing.JFrame */ private JFrame getJFrame() { if (jFrame == null) { jFrame = new JFrame(); jFrame.setLayout(null); jFrame.setSize(new Dimension(361, 349)); jFrame.setResizable(false); jFrame.setContentPane(getJContentPane()); jFrame.addWindowListener(new java.awt.event.WindowAdapter() { public void windowClosing(java.awt.event.WindowEvent e) { jFrame.dispose(); removeTalkWindowInfo(); } }); } return jFrame; } private void removeTalkWindowInfo() { for (int i = 0; i < this.linkInfo.getAllTalkWindowInfos().size(); i++) { if (this.linkInfo.getAllTalkWindowInfos().get(i).getTalkingWindow() .equals(this)) { this.linkInfo.getAllTalkWindowInfos().remove(i); break; } } } /** * This method initializes jContentPane * * @return javax.swing.JPanel */ private JPanel getJContentPane() { if (jContentPane == null) { jContentPane = new JPanel(); jContentPane.setLayout(null); jContentPane.add(getJPanel(), null); } return jContentPane; } /** * This method initializes jPanel1 * * @return javax.swing.JPanel */ private JPanel getJPanel() { if (jPanel == null) { jPanel = new JPanel(); jPanel.setLayout(null); jPanel.setBounds(new Rectangle(0, 1, 345, 310)); jPanel.add(getJTextField(), null); jPanel.add(getJButton(), null); jPanel.setVisible(true); jPanel.add(getJScrollPane(), null); } return jPanel; } /** * This method initializes jTextField * * @return javax.swing.JTextField */ private JTextField getJTextField() { if (jTextField == null) { jTextField = new JTextField(); jTextField.setBounds(new Rectangle(5, 203, 333, 35)); jTextField.addKeyListener(new java.awt.event.KeyAdapter() { public void keyPressed(java.awt.event.KeyEvent e) { if (e.getKeyCode() == java.awt.event.KeyEvent.VK_ENTER) { sendMessageToServer(); } } }); } return jTextField; } /** * This method initializes jButton * * @return javax.swing.JButton */ private JButton getJButton() { if (jButton == null) { jButton = new JButton(); jButton.setBounds(new Rectangle(193, 254, 138, 49)); jButton.setText("发送文件"); jButton.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent e) { sendFile(); } }); } return jButton; } public boolean sendMessageToServer() { // 如果已经没有好友在线，则告知用户，此好友已下线 if (linkInfo.getFriendUserInfos().size() == 0) { jTextArea.setText("已无用户在线...\n"); this.jScrollPane.getVerticalScrollBar().setValue( jScrollPane.getVerticalScrollBar().getMaximum()); return false; } // 没有目标对象就是群聊 if (target.equals("ALL")) { IOUtil.writeShort(Request_Command.SEND_TEXT, out); IOUtil.writeString(jTextField.getText(), out); jTextArea.setText(jTextArea.getText() + "我说:\n " + jTextField.getText() + "\n"); this.jScrollPane.getVerticalScrollBar().setValue( jScrollPane.getVerticalScrollBar().getMaximum()); jTextField.setText(""); return true; } if (linkInfo.getFriendUserInfos().size() > 0) { boolean friendOnline = false;// 当前聊天对象是否在线 for (int i = 0; i < linkInfo.getFriendUserInfos().size(); i++) { if (linkInfo.getFriendUserInfos().get(i).equals(target)) { friendOnline = true; break; } } // 如果当前聊天对象不在线，则告知用户，此好友已下线 if (!friendOnline) { jTextArea.setText(jTextArea.getText() + this.target + "已下线..信息发送失败\n"); this.jScrollPane.getVerticalScrollBar().setValue( jScrollPane.getVerticalScrollBar().getMaximum()); return false; } } // 如果输入框中有信息，将聊天信息发送给服务器端 if (!jTextField.getText().equals("")) { IOUtil.writeShort(Request_Command.SEND_TEXT_TO_ONE, out); IOUtil.writeString(target, out); IOUtil.writeString(jTextField.getText(), out); jTextArea.setText(jTextArea.getText() + "我说:\n " + jTextField.getText() + "\n"); this.jScrollPane.getVerticalScrollBar().setValue( jScrollPane.getVerticalScrollBar().getMaximum()); jTextField.setText(""); return true; } return false; } // 将聊天信息显示到聊天对话框中 public void showMessage(String message) { this.jTextArea.setText(this.jTextArea.getText() + target + "说:\n " + message + "\n"); this.jScrollPane.getVerticalScrollBar().setValue( jScrollPane.getVerticalScrollBar().getMaximum()); } // 显示群聊信息 public void showAllMessage(String from, String message) { this.jTextArea.setText(this.jTextArea.getText() + from + "说:\n " + message + "\n"); this.jScrollPane.getVerticalScrollBar().setValue( jScrollPane.getVerticalScrollBar().getMaximum()); } // 提示传送文件响应 public void alertFileResponse(String from, String fileName) { int v = JOptionPane.showConfirmDialog(jPanel, "用户:" + from + "向您发送文件[" + fileName + "],是否接收?"); if (v == JOptionPane.YES_OPTION) { // 同意接收 JFileChooser fd = new JFileChooser(); J