《计算机网络通信》课程设计报告(11)

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}

public void SendMessage() {

String toSomebody=combobox.getSelectedItem().toString(); String status=\

if(checkbox.isSelected()) { }

String action=actionlist.getSelectedItem().toString(); String message=textfield.getText();

if(socket.isClosed()) { } try

－ 33 －

return;

status=\悄悄话\{ } try { }

catch(Exception e) { }

output.writeObject(\用户下线\output.flush();

input.close(); output.close(); socket.close(); return;

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} }

//客户端接收线程类 import javax.swing.*; import java.io.*; import java.net.*;

public class ClientReceiveThread extends Thread {

private JComboBox combobox; private JTextArea textarea; Socket socket;

ObjectOutputStream output; ObjectInputStream input;

－ 34 －

{ }

new ClientFrame();

public static void main(String args[])

{ }

catch(Exception e) { }

output.writeObject(\聊天信息\output.flush();

output.writeObject(toSomebody); output.flush();

output.writeObject(status); output.flush();

output.writeObject(action); output.flush();

output.writeObject(message); output.flush();

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public ClientReceiveThread( { }

public void run() {

while(!socket.isClosed()) {

try {

String type=(String)input.readObject();

if (type.equalsIgnoreCase(\系统信息\{ }

else if(type.equalsIgnoreCase(\服务关闭\{

output.close(); input.close(); socket.close();

textarea.append(\服务器已关闭!\\n\

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String sysmsg=(String)input.readObject(); textarea.append(\系统信息:\

this.socket=socket; this.output=output; this.input=input; this.combobox=combobox; this.textarea=textarea;

Socket socket,

ObjectOutputStream output, ObjectInputStream input, JComboBox combobox, JTextArea textarea)

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}

break;

}

}

}

else if (type.equalsIgnoreCase(\聊天信息\ { String message=(String)input.readObject(); textarea.append(message+\ }

else if (type.equalsIgnoreCase(\用户列表\ { String userlist=(String)input.readObject(); String username[]=userlist.split(\

combobox.removeAllItems(); int i=0;

combobox.addItem(\所有人\ while(i

}

combobox.setSelectedIndex(0);

}

}

catch(Exception e) { }

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