logingui.java

这是个用java写的qq的多线程聊天的功能,有客户段和服务端,在eclipse里可以自动运行连接数据库

package smoker.client;

import java.awt.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.border.TitledBorder;

import smoker.tools.*;

public class LoginGUI extends JFrame implements ActionListener{
	public static final long serialVersionUID = 0;
	private JComboBox comboLoginID;
	private JPasswordField tfPassword;
	private JButton btnLogin, btnExit, btnSet;
	private JComboBox combIP;
	private JTextField tfPort;
	private JPanel configPanel, loginPanel;
	private Container container;
	private IClientCenter iclientCenter;
	private Vector<String> jICCList;
	private JButton btnClear;

	public LoginGUI(IClientCenter iclientCenter) {
		jICCList = new Vector<String>();
		this.iclientCenter = iclientCenter;
		this.setTitle("JICC 登陆器");
		this.setSize(300, 200);
		this.setResizable(false);
		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		GUIManager.CenterWindow(this);
		init();
	}

	private void init() {
		try {
			this.setCursor(Cursor.getSystemCustomCursor("kamet.cur"));
		} catch (Exception e) {
			e.printStackTrace();
		}
		
		btnClear = new JButton("清除");
		btnClear.addActionListener(this);
		btnClear.setActionCommand("Clear");
		container = (JPanel) getContentPane();
		container.setLayout(new BoxLayout(container, BoxLayout.Y_AXIS));

		configPanel = new JPanel();
		configPanel.setLayout(new BoxLayout(configPanel, BoxLayout.Y_AXIS));

		configPanel.setBorder(BorderFactory.createTitledBorder("服务器配置"));
		comboLoginID = new JComboBox(iclientCenter.getJICC());
		comboLoginID.setEditable(true);
		tfPassword = new JPasswordField("");
		tfPassword.setEchoChar('*');
		btnLogin = GUIManager.createJButton("登录", null, this, "btnLogin");
		btnExit = GUIManager.createJButton("退出", null, this, "btnExit");
		btnSet = GUIManager.createJButton("设置↓", null, this, "btnSet");
		combIP = new JComboBox();
		combIP.addItem(iclientCenter.getIP());
		combIP.setEditable(true);
		tfPort = GUIManager.createJTextField("7579");
		getLoginPanel();
		this.getRootPane().setDefaultButton(btnLogin);
	}

	private void getLoginPanel() {
		JPanel tempPanel = new JPanel();
		tempPanel.setBorder(BorderFactory.createTitledBorder("输入登录信息"));
		tempPanel.setLayout(new BoxLayout(tempPanel, BoxLayout.Y_AXIS));

		JPanel idPanel = new JPanel();
		idPanel.setLayout(new BoxLayout(idPanel, BoxLayout.X_AXIS));
		JLabel labLoginID = new JLabel("帐号:");
		idPanel.add(createWidthArea(25));
		idPanel.add(labLoginID);
		idPanel.add(createWidthArea(15));
		idPanel.add(comboLoginID);
		idPanel.add(createWidthArea(5));
		idPanel.add(btnClear);

		JPanel pwdPanel = new JPanel();
		pwdPanel.setLayout(new BoxLayout(pwdPanel, BoxLayout.X_AXIS));
		JLabel labPwd = new JLabel("口令:");
		pwdPanel.add(createWidthArea(25));
		pwdPanel.add(labPwd);
		pwdPanel.add(createWidthArea(15));
		pwdPanel.add(tfPassword);
		pwdPanel.add(createWidthArea(65));

		JPanel btnPanel = new JPanel();
		btnPanel.setLayout(new BoxLayout(btnPanel, BoxLayout.X_AXIS));
		btnPanel.add(createWidthArea(20));
		btnPanel.add(btnSet); 
		btnPanel.add(createWidthArea(20));
		btnPanel.add(btnLogin);
		btnPanel.add(createWidthArea(20));
		btnPanel.add(btnExit);
		btnPanel.add(createWidthArea(20));

		Border bor = BorderFactory.createLineBorder(Color.green);
		TitledBorder loginTitle = BorderFactory.createTitledBorder(bor, "正在登录",
				TitledBorder.CENTER, TitledBorder.BELOW_TOP);
		loginPanel = new JPanel();
		loginPanel.setVisible(false);
		loginPanel.setBorder(loginTitle);
		loginPanel.setLayout(new BorderLayout());
		JLabel labLogining = new JLabel(Files.LOGINNING_ICON);
		loginPanel.add(labLogining);

		JPanel ipPanel = new JPanel();
		ipPanel.setLayout(new BoxLayout(ipPanel, BoxLayout.X_AXIS));
		JLabel labIP = new JLabel("服务器地址:");
		ipPanel.add(createWidthArea(45));
		ipPanel.add(labIP);
		ipPanel.add(createWidthArea(10));
		ipPanel.add(combIP);
		ipPanel.add(createWidthArea(50));

		JPanel portPanel = new JPanel();
		portPanel.setLayout(new BoxLayout(portPanel, BoxLayout.X_AXIS));
		JLabel labPort = new JLabel("端口号:");
		portPanel.add(createWidthArea(70));
		portPanel.add(labPort);
		portPanel.add(createWidthArea(10));
		portPanel.add(tfPort);
		portPanel.add(createWidthArea(45));

		configPanel.add(createHeightArea(20));
		configPanel.add(ipPanel);
		configPanel.add(createHeightArea(20));
		configPanel.add(portPanel);
		configPanel.add(createHeightArea(30));

		tempPanel.add(createHeightArea(10));
		tempPanel.add(idPanel);
		tempPanel.add(createHeightArea(20));
		tempPanel.add(pwdPanel);
		tempPanel.add(createHeightArea(15));
		container.add(tempPanel);
		container.add(loginPanel);
		container.add(createHeightArea(15));
		container.add(btnPanel);
		container.add(createHeightArea(20));

	}

	private Component createWidthArea(int width) {
		return Box.createHorizontalStrut(width);
	}

	private Component createHeightArea(int height) {
		return Box.createVerticalStrut(height);
	}

	public void actionPerformed(ActionEvent e) {
		String src = e.getActionCommand();
		if (src.equals("btnSet")) {
			showAndConfigInfo();
		} else if (src.equals("btnLogin")) {
			if (!dataVlidate()) {
				setState(false);
				return;
			}
			if (btnSet.getText().equals("设置↓")) {
				this.setSize(300, 200);
			} else {
				this.setSize(300, 400);
			}
			this.validate();
			setState(true);
			startLogin();
		} else if(src.equals("Clear")){
			iclientCenter.clearInfo();
			comboLoginID.removeAllItems();
		}else{
			System.exit(0);
		}
	}

	private void startLogin() {
		setServerInfo();
		if (!iclientCenter.connServer()) {
			setState(false);
			if (btnSet.getText().equals("设置↓")) {
				this.setSize(300, 200);
			} else {
				this.setSize(300, 355);
			}
			this.validate();
			Msg.show("服务器不存在 或 没有开启！\n请检查您的服务器设置！");
			return;
		}
		String loginName = comboLoginID.getSelectedItem().toString().trim();
		String password = new String(tfPassword.getPassword());
		iclientCenter.login(loginName, password);
		addJICC();
		iclientCenter.saveIP(combIP.getSelectedItem().toString());
		iclientCenter.saveJICC(jICCList);
	}

	private void addJICC() {
		for(int i = 0; i<iclientCenter.getJICC().length; i++) {
			if(!jICCList.contains(iclientCenter.getJICC()[i])) {
				jICCList.add(iclientCenter.getJICC()[i]);
			}
		}
		String jicc = comboLoginID.getSelectedItem().toString();
		if(!jICCList.contains(jicc)) {
			jICCList.add(jicc);
		}
	}
	
	public void onLoginResult(boolean flag) {
		if (flag) {
			this.dispose();
		} else {
			setState(false);
			if (btnSet.getText().equals("设置↓")) {
				this.setSize(300, 200);
			} else {
				this.setSize(300, 355);
			}
			this.validate();
			Msg.show("登录名 或 密码 输入错误！\n请确认后再试。");
		}
	}

	public void theUserIsExist() {
		Msg.show("登录失败:\n该JICC已在别处登录，无法再次登录！");
		setState(false);
		if (btnSet.getText().equals("设置↓")) {
			this.setSize(300, 200);
		} else {
			this.setSize(300, 355);
		}
		this.validate();
	}
	
	private void setState(boolean flag) {
		loginPanel.setVisible(flag);
		btnLogin.setEnabled(!flag);
		btnSet.setEnabled(!flag);
		comboLoginID.setEnabled(!flag);
		combIP.setEnabled(!flag);
		tfPort.setEditable(!flag);
		tfPassword.setEditable(!flag);
	}

	private void showAndConfigInfo() {
		if (btnSet.getText().equals("设置↓")) {
			btnSet.setText("设置↑");
			this.setSize(300, 355);
			container.add(configPanel);
		} else {
			btnSet.setText("设置↓");
			this.setSize(300, 200);
			container.remove(configPanel);
		}
		this.validate();
	}

	private boolean dataVlidate() {
		Object loginID = comboLoginID.getSelectedItem();
		String password = new String(tfPassword.getPassword());
		Object serverIp = combIP.getSelectedItem();
		String serverPort = tfPort.getText().trim();
		if (loginID == null) {
			Msg.show("请输入登录名！");
			return false;
		} else if (password.length() == 0) {
			Msg.show("请输入密码！");
			return false;
		} else if (serverIp == null) {
			Msg.show("请输入服务器地址！");
			return false;
		} else if (serverPort.length() == 0) {
			Msg.show("请输入服务器端口号！");
			return false;
		} else if (password.length() < 6) {
			Msg.show("密码长度不能小于 6 位！");
			return false;
		} else if (!DataManager.isLegitimacyIP(serverIp.toString().trim())) {
			Msg.show("输入的IP地址不合法！");
			return false;
		} else if (!DataManager.isNumeric(serverPort)) {
			Msg.show("端口号应为纯数字！");
			return false;
		} else if (Long.parseLong(serverPort) < 1025
				|| Long.parseLong(serverPort) > 65535) {
			Msg.show("端口号范围应在：1025 - 65535 之间！");
			return false;
		} else {
			return true;
		}
	}

	private void setServerInfo() {
		String serverIp = combIP.getSelectedItem().toString().trim();
		String serverPort = tfPort.getText().trim();
		iclientCenter.setServerInfo(serverIp, Integer.parseInt(serverPort));
	}
}