package qq.client.windows;/** * @author Hehaizhou * 登錄窗口 */import java.awt.Container;import java.awt.Dimension;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.WindowAdapter;import java.awt.event.WindowEvent;import java.io.EOFException;import javax.swing.BoxLayout;import javax.swing.JFrame;import javax.swing.JOptionPane;import qq.client.*;import qq.client.panel.*;import qq.entity.*;public class LoginWindow extends JFrame {	private static final long serialVersionUID = 11896163L;	private LoginTopPanel top;	private LoginArea loginArea;	private LoginPanel login;		public LoginWindow(){		super("Tencent Messenger");		Container container = this.getContentPane();		container.setLayout(new BoxLayout(container, BoxLayout.Y_AXIS));				top=new LoginTopPanel();		loginArea=new LoginArea();		login=new LoginPanel();				container.add(top);		container.add(loginArea);		container.add(login);		addHanderListener();	}		private void addHanderListener(){		login.getBtnCancer().addActionListener(new ActionListener(){			public void actionPerformed(ActionEvent e) {				loginArea.getNameField().setText("");				loginArea.getPwdField().setText("");			}		});				login.getBtnLoad().addActionListener(new ActionListener(){			public void actionPerformed(ActionEvent e) {				load(loginArea.getNameField().getText().trim(),new String(loginArea.getPwdField().getPassword()).trim());			}		});		//注冊		login.getBtnRegister().addActionListener(new ActionListener(){			public void actionPerformed(ActionEvent e) {				Request req=new Request(RequestType.register);				try {					ClientMainClass.oos.writeObject(req);					ClientMainClass.oos.write(1);					ClientMainClass.oos.flush();					User user=(User)ClientMainClass.ois.readObject();					if(user!=null){						JOptionPane.showMessageDialog(null,"恭喜您! 注冊成功!\n用戶id : "+user.getId()+"\n密碼 : "+user.getPwd());					}					loginArea.getNameField().requestFocusInWindow();				} catch (Exception e1) {					e1.printStackTrace();				}			}		});				this.addWindowListener(new WindowAdapter(){			@Override			public void windowClosing(WindowEvent e) {				try {					Request req=new Request(RequestType.exit);					ClientMainClass.oos.writeObject(req);					ClientMainClass.oos.flush();					System.exit(0);						}catch (EOFException e2) {									}catch (Exception e1) {					e1.printStackTrace();				}			}		});	}	//登錄驗證	private void load(String id,String pwd){		if(id.equals("")){			JOptionPane.showMessageDialog(null,"請輸入用戶名");			loginArea.getNameField().requestFocusInWindow();		}else if(pwd.equals("") ){			JOptionPane.showMessageDialog(null,"請輸入密碼");			loginArea.getPwdField().requestFocusInWindow();		}else{				try {				Request req=new Request(RequestType.login);				req.setData("id",id);				req.setData("pwd",pwd);				ClientMainClass.oos.writeObject(req);//發送登錄請求				ClientMainClass.oos.write(1);//				ClientMainClass.oos.flush();				Response res=(Response)ClientMainClass.ois.readObject();				User user=(User)res.getData();				if(res.getType().equals(RequestType.haveOnline)){					JOptionPane.showMessageDialog(this,"對不起，此用戶已經在線!");				}else if(user!=null&&res.getType().equals(RequestType.online)){					ClientMainClass.currentUser=user;					int n=ClientMainClass.ois.read();					for(int i=0;i<n;i++){						ClientMainClass.onlineUsers.add((User)ClientMainClass.ois.readObject());					}					this.dispose();					new ClientMainWindow().showMe();				}else{					JOptionPane.showMessageDialog(this,"對不起，用戶名或密碼不正確，請重新輸入！");				}			} catch (Exception e1) {				e1.printStackTrace();			}		}	}		public void showMe(){		this.setSize(new Dimension(360,230));		this.setLocation(300,200);						this.setVisible(true);		this.setResizable(false);		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);	}}