家庭/个人应用

开发平台：
Java

Main.java：源码内容
							/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
/*
 * Main.java
 *
 * Created on 2009-6-25, 9:54:58
 */
package com.financing;
import com.financing.dao.LoginDao;
import com.financing.dao.UserMoneyDao;
import java.awt.Dimension;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;
import javax.swing.UIManager;
/**
 *
 * @author Administrator
 */
public class Main extends javax.swing.JFrame {
    /** Creates new form Main */
    public Main() {
        initComponents();
        this.setTitle("个人理财系统登录");
    }
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {
        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        jTextField1 = new javax.swing.JTextField();
        jPasswordField1 = new javax.swing.JPasswordField();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();
        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        jLabel1.setText("个人理财登录");
        jLabel2.setText("用户名");
        jLabel3.setText("密码");
        jTextField1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField1ActionPerformed(evt);
            }
        });
        jPasswordField1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jPasswordField1ActionPerformed(evt);
            }
        });
        jPasswordField1.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyPressed(java.awt.event.KeyEvent evt) {
                jPasswordField1KeyPressed(evt);
            }
        });
        jButton1.setText("登录");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });
        jButton2.setText("注册");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });
        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(200, 200, 200)
                .addComponent(jLabel1)
                .addContainerGap(192, Short.MAX_VALUE))
            .addGroup(layout.createSequentialGroup()
                .addGap(141, 141, 141)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jButton1)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 99, Short.MAX_VALUE)
                        .addComponent(jButton2))
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(jLabel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addGroup(layout.createSequentialGroup()
                                .addComponent(jLabel3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                .addGap(12, 12, 12)))
                        .addGap(47, 47, 47)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(jPasswordField1, 0, 0, Short.MAX_VALUE)
                            .addComponent(jTextField1, javax.swing.GroupLayout.DEFAULT_SIZE, 130, Short.MAX_VALUE))))
                .addGap(110, 110, 110))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(27, 27, 27)
                .addComponent(jLabel1)
                .addGap(30, 30, 30)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel2)
                    .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(18, 18, 18)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel3)
                    .addComponent(jPasswordField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(66, 66, 66)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jButton1)
                    .addComponent(jButton2))
                .addContainerGap(41, Short.MAX_VALUE))
        );
        pack();
    }// </editor-fold>//GEN-END:initComponents
    private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jTextField1ActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_jTextField1ActionPerformed
    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
        LoginDao dao = new LoginDao();
        String username = jTextField1.getText();
        if (!username.equals("") && !new String(jPasswordField1.getPassword()).equals("")) {
            if (dao.login(username, new String(jPasswordField1.getPassword()))) {
                this.dispose();
                UserMoneyDao moneyDao = new UserMoneyDao();
                Double money = null;
                try {
                    money = moneyDao.getUserMoney(username);
                    if (money !=null) {//余额不为null
                        Financing financing = new Financing();
                        financing.setUserName(username);
                        financing.setComboType();
                        financing.setTextMoney(money);//设置用户和金额
                        financing.setVisible(true);
                    }else{
                        JOptionPane.showConfirmDialog(rootPane, "读取数据错误");
                    }
                } catch (Exception ex) {
                    Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
                }
            } else {
                JOptionPane.showMessageDialog(rootPane, "用户名或密码有误");
            }
        } else {
            JOptionPane.showMessageDialog(rootPane, "请输入用户名和密码");
        }
    }//GEN-LAST:event_jButton1ActionPerformed
    private void jPasswordField1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jPasswordField1ActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_jPasswordField1ActionPerformed
    private void jPasswordField1KeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jPasswordField1KeyPressed
        if (evt.getKeyCode() == java.awt.event.KeyEvent.VK_ENTER) {
            jButton1ActionPerformed(null);
        }
    }//GEN-LAST:event_jPasswordField1KeyPressed
    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
       AddUser addUser=new AddUser();
       addUser.setVisible(true);
    }//GEN-LAST:event_jButton2ActionPerformed
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                try {
                    UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
                } catch (Exception ex) {
                    ex.printStackTrace();
                }
                Main m = new Main();
                m.pack();
                Dimension d=m.getToolkit().getScreenSize();
                Dimension d1= m.getSize();
                m.setLocation((d.width-d1.width)/2,(d.height-d1.height)/2);
                m.setResizable(false);
                m.setVisible(true);
            }
        });
    }
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JPasswordField jPasswordField1;
    private javax.swing.JTextField jTextField1;
    // End of variables declaration//GEN-END:variables
}

						