图形界面聊天室

package netchat; import java.awt.BorderLayout; import java.awt.Dimension; import java.awt.FileDialog; import java.awt.Rectangle; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.DataOutputStream; import java.io.File; import java.io.IOException; import java.net.Socket; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JComboBox; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JScrollPane; import javax.swing.JTextArea; import javax.swing.JTextField; import javax.swing.JToolBar; public class FrameChat extends JFrame { Socket cSocket; DataOutputStream DOS; private BorderLayout layoutMain = new BorderLayout(); private JPanel panelCenter = new JPanel(); private JMenuBar menuBar = new JMenuBar(); private JMenu menuFile = new JMenu(); private JMenuItem menuFileExit = new JMenuItem(); private JMenu menuHelp = new JMenu(); private JMenuItem menuHelpAbout = new JMenuItem(); private JLabel statusBar = new JLabel(); private JToolBar toolBar = new JToolBar(); private JButton buttonOpen = new JButton(); private JButton buttonClose = new JButton(); private JButton buttonHelp = new JButton(); private ImageIcon imageOpen = new ImageIcon(FrameChat.class.getResource("openfile.gif")); private ImageIcon imageClose = new ImageIcon(FrameChat.class.getResource("closefile.gif")); private ImageIcon imageHelp = new ImageIcon(FrameChat.class.getResource("help.gif")); private JScrollPane jScrollPane1 = new JScrollPane(); public static JTextArea jTxtArea = new JTextArea(); private JTextField jTxt = new JTextField(); private JButton jBTSend = new JButton(); private JButton jBtSendFile = new JButton(); //private JComboBox jComboBoxUserChoose = new JComboBox(); private JComboBox jComboBoxUserChoose = new JComboBox(); public FrameChat() { try { jbInit(); cSocket = new Socket("10.3.0.244", 1111); DOS = new DataOutputStream(cSocket.getOutputStream()); //while (true) { Thread Trcv = new Thread(new receiveMsg(cSocket)); Trcv.start(); //System.out.println("Thread start!"); Thread T=new Thread(new ReceiveFile()); T.start(); //} } catch (Exception e) { e.printStackTrace(); } } private void jbInit() throws Exception { this.setJMenuBar(menuBar); this.getContentPane().setLayout(layoutMain); panelCenter.setLayout(null); this.setSize(new Dimension(400, 300)); menuFile.setText("File"); menuFileExit.setText("Exit"); menuFileExit.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { fileExit_ActionPerformed(ae); } }); menuHelp.setText("Help"); menuHelpAbout.setText("About"); menuHelpAbout.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { helpAbout_ActionPerformed(ae); } }); statusBar.setText(""); buttonOpen.setToolTipText("Open File"); buttonOpen.setIcon(imageOpen); buttonClose.setToolTipText("Close File"); buttonClose.setIcon(imageClose); buttonHelp.setToolTipText("About"); buttonHelp.setIcon(imageHelp); jScrollPane1.setBounds(new Rectangle(10, 5, 370, 155)); jTxtArea.setLineWrap(true); jTxt.setBounds(new Rectangle(10, 165, 265, 25)); jBTSend.setText("Send Message"); jBTSend.setBounds(new Rectangle(275, 165, 105, 25)); jBTSend.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { jBTSend_actionPerformed(e); } }); jBtSendFile.setText("Send File"); jBtSendFile.setBounds(new Rectangle(275, 195, 105, 25)); jBtSendFile.setActionCommand("jBtSendFile"); jBtSendFile.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { jBtSendFile_actionPerformed(e); } }); jComboBoxUserChoose.setBounds(new Rectangle(10, 190, 265, 30)); menuFile.add(menuFileExit); menuBar.add(menuFile); menuHelp.add(menuHelpAbout); menuBar.add(menuHelp); this.getContentPane().add(statusBar, BorderLayout.SOUTH); toolBar.add(buttonOpen); toolBar.add(buttonClose); toolBar.add(buttonHelp); this.getContentPane().add(toolBar, BorderLayout.NORTH); jScrollPane1.getViewport().add(jTxtArea, null); panelCenter.add(jComboBoxUserChoose, null); panelCenter.add(jBtSendFile, null); panelCenter.add(jBTSend, null); panelCenter.add(jTxt, null); panelCenter.add(jScrollPane1, null); /* Socket C=new Socket("10.3.0.244",1111); Socket C1=new Socket("10.3.0.244",1111); jComboBoxUserChoose.addItem(C); jComboBoxUserChoose.addItem(C1); */ this.getContentPane().add(panelCenter, BorderLayout.CENTER); } void fileExit_ActionPerformed(ActionEvent e) { System.exit(0); } void helpAbout_ActionPerformed(ActionEvent e) { JOptionPane.showMessageDialog(this, new FrameChat_AboutBoxPanel1(), "About", JOptionPane.PLAIN_MESSAGE); } private void jBTSend_actionPerformed(ActionEvent e) { if (!jTxt.getText().trim().equals("")) { Thread T = new Thread(new sendMsg(cSocket, jTxt.getText())); T.start(); jTxt.setText(""); } /* send S=new send(socket); S.doSend(jTxt.getText()); jTxt.setText("");*/ /* try { //System.out.println("msg:"+jTxt.getText()); //System.out.println("my info:"+cSocket.toString()); DOS.writeUTF(jTxt.getText());//為什么程序到這里就無法遠行下去了呢? //System.out.println("msg:"+jTxt.getText()); jTxt.setText(""); //System.out.println("my info:"+cSocket.toString()); } catch (Exception f) { f.printStackTrace(); }*/ } private void jBtSendFile_actionPerformed(ActionEvent e) { try { FileDialog fd = new FileDialog(this, "文件打開對話框", FileDialog.LOAD); fd.setVisible(true); File file = new File(fd.getDirectory(), fd.getName()); Socket C = new Socket("10.3.0.244", 1111); Thread sendFile = new Thread(new FileSend(file, C)); sendFile.start(); } catch (Exception e1) { //不傳輸文件就什么也不做 } } }