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{
JOptionPane.showMessageDialog(null, \请输入正确的账号,账号可以位
数字或Email地址。\提示\
}
else if (jp_password.getText().equals(\{
JOptionPane.showMessageDialog(null, \请输入密码后再登陆\提示\
JOptionPane.INFORMATION_MESSAGE);
} else {
login_message lmessage = new login_message(jt_user.getText(),
jp_password.getText(), 0, 0, 0, 0, jco_status.getSelectedIndex() + 1);
} private
void
jb_loginactionPerformed(KeyEvent
e)
throws
}
MainInterface main = new MainInterface(lmessage); this.dispose();
UnknownHostException, IOException, InterruptedException
{
if (jt_user.getText().equals(\{
JOptionPane.showMessageDialog(null, \请输入账号后再登陆\提
示\
} else
if
(jt_user.getText().length()
<
6
||
jt_user.getText().length() > 20)
{
JOptionPane.showMessageDialog(null, \请输入正确的账号,账号可
以位数字或Email地址。\提示\
}
else if (jp_password.getText().equals(\{
JOptionPane.showMessageDialog(null, \请输入密码后再登陆\提
示\
} else {
login_message lmessage = new login_message(jt_user.getText(),
jp_password.getText(), 0, 0, 0, 0, jco_status.getSelectedIndex() + 1);
}
冯武宝 海南社区 extends Thread
}
MainInterface main = new MainInterface(lmessage); this.dispose();
{
public void run() {
try {
login_message
sys_port,
lm
=
new
login_message(lmessage.qq,
transmit_port,
lmessage.password, lmessage.status);
main_port, alive_port,
loginClientThread loginThread = new loginClientThread(lm);
loginThread.join(30000); if (loginThread.changed == 1) {
sendHeartbeatThread_main_temp.start();
}
load(); changed = 1;
else if (loginThread.changed == 2) 当账号和密码不匹配时
{
JOptionPane.showMessageDialog(null, \您的账号和密码不
匹配！\提示\
} else
当登录超时的情况 {
JOptionPane.showMessageDialog(null, \系统繁忙，请稍后再System.exit(0);
试！\提示\
}
class receiveMainInfoThread extends Thread {
ServerSocket server; Socket
client;
}
}
catch (Exception e)
}
System.exit(0);
public receiveMainInfoThread() {
server
=
getAvailableServerSocketFunction.getServerSocket(main_port);
main_port = server.getLocalPort();
}
}
3.3 系统聊天通讯界面
图3.4 聊天通讯界面
核心代码：
public void actionPerformed(ActionEvent e) {
if (e.getActionCommand() == \表情\{
Point p = MouseInfo.getPointerInfo().getLocation(); final expression ex = new expression(p.x, p.y); ex.addWindowListener(new WindowAdapter() {
public void windowActivated(WindowEvent e) {}
当窗口不活跃的时候，自动关闭该窗口
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