demandbalance.java

这个系统的功能是模拟ATM机的登陆、查询余额、取款、更改密码等功能

/******************************************
 * <p>Title: ATM自动取款机</p>
 *
 * <p>Description: 模拟</p>
 *
 * <p>Copyright: Copyright (c) 2006</p>
 *
 * <p>Company: </p>
 *
 * @author vinky_sc
 * @version 1.0
 *****************************************/


import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.UIManager;
import java.awt.Font;
import com.borland.jbcl.layout.XYLayout;
import com.borland.jbcl.layout.*;
import java.awt.Color;
import javax.swing.JButton;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.Toolkit;
import java.awt.Dimension;

/*****************************************
 * 查询余额窗口（功能窗口）
 *
 * 查询客户对应卡上的余额
 *****************************************/

public class DemandBalance extends JFrame {
    Client user = new Client();
    atmScreen main = new atmScreen();
    JLabel jLabel1 = new JLabel();
    XYLayout xYLayout1 = new XYLayout();
    JLabel jLabel2 = new JLabel();
    JLabel jLabel3 = new JLabel();
    JLabel jLabel4 = new JLabel();
    JButton jButton1 = new JButton();
    JButton jButton2 = new JButton();

    public DemandBalance() {
        try {
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        String id = main.aa;                               //获取客户当前卡号
        float bal = user.querybalance(id);                 //查询对应卡号上的余额
        getContentPane().setLayout(xYLayout1);
        jLabel1.setBackground(UIManager.getColor("ComboBox.selectionBackground"));
        jLabel1.setFont(new java.awt.Font("宋体", Font.BOLD, 16));
        this.setResizable(false);
        setSize(new Dimension(400, 330));
        setTitle("模拟ATM自动取款机--查询余额");
        jLabel1.setToolTipText("");
        jLabel1.setText("欢迎使用ATM自动取款机");
        this.getContentPane().setBackground(Color.lightGray);
        jLabel2.setFont(new java.awt.Font("宋体", Font.PLAIN, 14));
        jLabel2.setText(" 尊敬的用户");
        jLabel3.setFont(new java.awt.Font("宋体", Font.PLAIN, 14));
        jLabel3.setText(" 你帐户的余额是：");
        jLabel4.setFont(new java.awt.Font("宋体", Font.PLAIN, 14));
        jLabel4.setText(" ￥ "+bal);                         //将余额显示在银幕上
        jButton1.setText("更多服务");
        jButton1.addActionListener(new DemandBalance_jButton1_actionAdapter(this));
        jButton2.setText("退  卡");
        jButton2.addActionListener(new DemandBalance_jButton2_actionAdapter(this));
        this.getContentPane().add(jLabel1, new XYConstraints(108, 20, 185, 35));
        this.getContentPane().add(jButton2, new XYConstraints(232, 214, 95, 30));

        this.getContentPane().add(jButton1, new XYConstraints(77, 214, 95, 30));
        this.getContentPane().add(jLabel4, new XYConstraints(136, 150, 156, 35));
        this.getContentPane().add(jLabel2, new XYConstraints(61, 71, 109, 35));
        this.getContentPane().add(jLabel3, new XYConstraints(89, 112, 166, 35));
        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
        Dimension frameSize = this.getSize();
        if (frameSize.height > screenSize.height) {
            frameSize.height = screenSize.height;
        }
        if (frameSize.width > screenSize.width) {
            frameSize.width = screenSize.width;
        }
        this.setLocation((screenSize.width - frameSize.width) / 2,
                          (screenSize.height - frameSize.height) / 2);
        this.setVisible(true);
    }

    public void jButton2_actionPerformed(ActionEvent e) {
        new ATM();
        this.dispose();
    }

    public void jButton1_actionPerformed(ActionEvent e) {
        new menu().setVisible(true);
        this.dispose();
    }
}


class DemandBalance_jButton2_actionAdapter implements ActionListener {
    private DemandBalance adaptee;
    DemandBalance_jButton2_actionAdapter(DemandBalance adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jButton2_actionPerformed(e);
    }
}


class DemandBalance_jButton1_actionAdapter implements ActionListener {
    private DemandBalance adaptee;
    DemandBalance_jButton1_actionAdapter(DemandBalance adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jButton1_actionPerformed(e);
    }
}