login.java~29~

医疗管理系统

package cliniquemanager;

import javax.swing.*;
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.*;

import cliniquemanager.Database;
import java.awt.Toolkit;
import javax.swing.border.TitledBorder;
import java.awt.Color;

/**
 * <p>Title: CliniqueManager</p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: shine</p>
 *
 * @author robin
 * @version 1.0
 */
public class Login extends JFrame {
    JPanel contentPane;
    JTextField tfUsername = new JTextField();
    JLabel lblPassword = new JLabel();
    JPasswordField pfPassword = new JPasswordField();
    JLabel lblUsername = new JLabel();
    JButton btnLogin = new JButton();
    JButton btnCancel = new JButton();
    JRadioButton jRadioButton1 = new JRadioButton();
    JRadioButton jRadioButton2 = new JRadioButton();
    JRadioButton jRadioButton3 = new JRadioButton();
    ButtonGroup bg=new ButtonGroup();
    TitledBorder titledBorder1 = new TitledBorder("输入信息");
    JEditorPane jEditorPane1 = new JEditorPane();
    TitledBorder titledBorder2 = new TitledBorder("");
    public Login() {
        try {
            setDefaultCloseOperation(EXIT_ON_CLOSE);
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    /**
     * Component initialization.
     *
     * @throws java.lang.Exception
     */
    private void jbInit() throws Exception {
        contentPane = (JPanel) getContentPane();
        contentPane.setLayout(null);
        this.setResizable(false);
        setSize(new Dimension(350, 230));
        setTitle("登陆");
        tfUsername.setBounds(new Rectangle(136, 30, 159, 29));
        lblPassword.setText("密码：");
        lblPassword.setBounds(new Rectangle(35, 81, 96, 25));
        pfPassword.setBounds(new Rectangle(137, 77, 158, 28));
        lblUsername.setText("用户名：");
        lblUsername.setBounds(new Rectangle(34, 33, 99, 26));
        btnLogin.setBounds(new Rectangle(52, 159, 99, 30));
        btnLogin.setText("登陆");
        btnLogin.addActionListener(new Login_btnLogin_actionAdapter(this));
        btnCancel.setBounds(new Rectangle(181, 159, 100, 30));
        btnCancel.setBorder(null);
        btnCancel.setText("取消");
        btnCancel.addActionListener(new Login_btnCancel_actionAdapter(this));
        jRadioButton1.setText("管理员登陆");
        jRadioButton1.setBounds(new Rectangle(34, 122, 104, 25));
        jRadioButton1.addActionListener(new Login_jRadioButton1_actionAdapter(this));
        jRadioButton2.setText("医生登陆");
        jRadioButton2.setBounds(new Rectangle(136, 122, 90, 24));
        jRadioButton2.addActionListener(new Login_jRadioButton2_actionAdapter(this));
        jRadioButton3.setText("匿名登陆");
        jRadioButton3.setBounds(new Rectangle(226, 122, 89, 25));
        jRadioButton3.addActionListener(new Login_jRadioButton3_actionAdapter(this));
        jEditorPane1.setBackground(UIManager.getColor("Label.background"));
        jEditorPane1.setEnabled(false);
        jEditorPane1.setBorder(titledBorder1);
        jEditorPane1.setEditable(false);
        jEditorPane1.setBounds(new Rectangle(17, 14, 302, 193));
        contentPane.add(lblUsername);
        contentPane.add(lblPassword);
        jRadioButton1.setSelected(true);
        bg.add(jRadioButton1);
        bg.add(jRadioButton2);
        bg.add(jRadioButton3);
        contentPane.add(jRadioButton1);
        contentPane.add(jRadioButton2);
        contentPane.add(jRadioButton3);
        contentPane.add(pfPassword);
        contentPane.add(tfUsername);
        contentPane.add(btnLogin);
        contentPane.add(btnCancel);
        contentPane.add(jEditorPane1);
        JRootPane RootPane = getRootPane();
        RootPane.setDefaultButton(btnLogin);
    }

    public void btnLogin_actionPerformed(ActionEvent e) {
        String userID= tfUsername.getText().toString();
        String password=String.valueOf(pfPassword.getPassword());
        String roal=null;
        Database db = new Database();
        ResultSet rs;
        if(jRadioButton1.isSelected()==true){
            roal="manager";
             rs=db.getResultSet("SELECT * FROM manager WHERE username='"+userID+"'and password='"+password+"'");
        }
        else if (jRadioButton2.isSelected()==true){
            roal="doctor";
             rs=db.getResultSet("SELECT * FROM doctor WHERE username='"+userID+"'and password='"+password+"'");
        }
        else{
            roal="guest";
            rs=null;
        }
        if(jRadioButton1.isSelected()==true || jRadioButton2.isSelected()==true){
        try {
            if (rs.next()) {
              //JOptionPane.showMessageDialog(null,"登陆成功！","提示",JOptionPane.INFORMATION_MESSAGE);
            }
            else{
                JOptionPane.showMessageDialog(null,"你输入的用户名或密码错误，请重新输入！","系统提示",JOptionPane.ERROR_MESSAGE);
                return;
            }
        }catch(SQLException se){
            se.printStackTrace();
            JOptionPane.showMessageDialog(null,e,"系统提示",JOptionPane.ERROR_MESSAGE);
        }
    }
        db.close();
        //creat mainframe
       MainFrame mf=new MainFrame(roal);
       // Center the window
        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
        Dimension frameSize = mf.getSize();
        if (frameSize.height > screenSize.height) {
            frameSize.height = screenSize.height;
        }
        if (frameSize.width > screenSize.width) {
            frameSize.width = screenSize.width;
        }
        mf.setLocation((screenSize.width - frameSize.width) / 2,
                          (screenSize.height - frameSize.height) / 2);
        mf.setVisible(true);
       dispose();

    }

    public void btnCancel_actionPerformed(ActionEvent e) {
        dispose();
    }

    public void jRadioButton1_actionPerformed(ActionEvent e) {
        lblUsername.setEnabled(true);
        tfUsername.setEnabled(true);
        lblPassword.setEnabled(true);
        pfPassword.setEnabled(true);
    }

    public void jRadioButton2_actionPerformed(ActionEvent e) {
        lblUsername.setEnabled(true);
        tfUsername.setEnabled(true);
        lblPassword.setEnabled(true);
        pfPassword.setEnabled(true);

    }

    public void jRadioButton3_actionPerformed(ActionEvent e) {
        lblUsername.setEnabled(false);
        tfUsername.setEnabled(false);
        lblPassword.setEnabled(false);
        pfPassword.setEnabled(false);

    }
}


class Login_jRadioButton3_actionAdapter implements ActionListener {
    private Login adaptee;
    Login_jRadioButton3_actionAdapter(Login adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jRadioButton3_actionPerformed(e);
    }
}


class Login_jRadioButton2_actionAdapter implements ActionListener {
    private Login adaptee;
    Login_jRadioButton2_actionAdapter(Login adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jRadioButton2_actionPerformed(e);
    }
}


class Login_jRadioButton1_actionAdapter implements ActionListener {
    private Login adaptee;
    Login_jRadioButton1_actionAdapter(Login adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jRadioButton1_actionPerformed(e);
    }
}


class Login_btnLogin_actionAdapter implements ActionListener {
    private Login adaptee;
    Login_btnLogin_actionAdapter(Login adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.btnLogin_actionPerformed(e);
    }
}


class Login_btnCancel_actionAdapter implements ActionListener {
    private Login adaptee;
    Login_btnCancel_actionAdapter(Login adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.btnCancel_actionPerformed(e);
    }
}