ATM机程序

ATM柜员机模拟程序import java.awt.*;import java.awt.event.*;import javax.swing.*;public class AtmSystem extends JFrame implements ActionListener {private JPanel buttonPanel=new JPanel();private JPanel area1Panel=new JPanel();private JPanel area2Panel=new JPanel();private JTextField note=new JTextField(33);private JButton buttons[];private JButton dot = new JButton(".");private JButton doublezero = new JButton("00");private JButton ok = new JButton("确定");private JButton exit = new JButton("退出");private JButton cancel = new JButton("取消");private JButton change=new JButton("更正");private JButton getmoney = new JButton("取款");private JButton search = new JButton("查询余额");private JButton changekey = new JButton("修改密码");private JButton putmoney= new JButton("存款");;private boolean flag0, flag1, flag2,flag3,flag4;int status=0;int k,s,k1;String str1="\t欢迎使用ATM柜员机!";String str2="\t请输入用户名:";String str3="\t请输入密码:";String str4="\t请输入取款金额:";String str5="\t请输入存款金额:";String str6="\t请输入新密码:";String str7="\t您的余额为:";String str8="\t用户名错误，请重新输入:";String str9="\t密码错误，请重新输入:";String str10="\t余额不足，请重新输入:";String str11="\t密码修改成功!";String store1="",store2="";double moneysum=10000;double getMoney;String username="123456";String password="123456";public AtmSystem(){super("ATM柜员机");Container container=getContentPane();buttons=new JButton[10];dot.addActionListener(this);doublezero.addActionListener(this);change.addActionListener(this);cancel.addActionListener(this);ok.addActionListener(this);exit.addActionListener(this);changekey.addActionListener(this);putmoney.addActionListener(this);getmoney.addActionListener(this);search.addActionListener(this);area2Panel.add(changekey);area2Panel.add(putmoney);area2Panel.add(getmoney);area2Panel.add(search);area2Panel.setLayout(new GridLayout(1,3));container.add(area2Panel,BorderLayout.NORTH);note.setText(str1);note.setEditable(false);area1Panel.add(note);buttonPanel.setLayout(new GridLayout(4,4));for(int count=0;count<buttons.length;count++){buttons[count]=new JButton(""+count);buttons[count].addActionListener(this);buttonPanel.add(buttons[count]);}buttonPanel.add(doublezero);buttonPanel.add(dot);buttonPanel.add(change);buttonPanel.add(cancel);buttonPanel.add(ok);buttonPanel.add(exit);container.add(buttonPanel,BorderLayout.SOUTH);container.add(area1Panel);area1Panel.setVisible(true);area2Panel.setVisible(false);setSize(400,250);setVisible(true);}public void actionPerformed(ActionEvent event){JButton operation = (JButton) event.getSource();if(operation==ok){if(status==0){note.setText(""+str2);status=1;}else if(flag4==true){area2Panel.setVisible(true);area1Panel.setVisible(false);flag4=false;}else if(status==1&&k==1){note.setText(""+str3);status=2;k=0;}else if(status==1&&k==0){note.setText(""+str8);store1="";}else if(status==2&&k1==1){k1=0;area1Panel.setVisible(false);area2Panel.setVisible(true);status=3;}else if(status==2&&k1==0){note.setText(""+str9);store2="";}else if(status==3){if(flag0==true){getMoney=Double.valueOf(store1).doubleValue();if(getMoney<moneysum){area2Panel.setVisible(true);area1Panel.setVisible(false);flag0=false;moneysum=moneysum-getMoney;}else{area2Panel.setVisible(false);area1Panel.setVisible(true);note.setText(""+str10);store1="";}}else if(flag1==true){area2Panel.setVisible(true);area1Panel.setVisible(false);flag1=false;}else if(flag2==true)flag2=false;else if(flag3=true){flag4=true;note.setText(""+str11);password=store2;flag3=false;}}}else if(operation==cancel){if(status==1){note.setText(""+str1);status=0;store1="";store2="";}else if(status==2){note.setText(""+str2);status=1;store1="";store2="";}else if(status==3&&flag2){area1Panel.setVisible(false);area2Panel.setVisible(true);flag2=false;store1="";store2="";}else if(status==3&&flag0){area1Panel.setVisible(false);area2Panel.setVisible(true);flag0=false;store1="";store2="";}else if(status==3&&flag3){area1Panel.setVisible(false);area2Panel.setVisible(true);flag3=false;store1="";store2="";}}else if(operation==change){if(status==1){note.setText(""+str2);store1="";store2="";}else if(status==2){note.setText(""+str3);store1="";store2="";}else if(status==3&&flag2){note.setText(""+str5);store1="";store2="";}else if(status==3&&flag0){note.setText(""+str4);store1="";store2="";}else if(status==3&&flag3){note.setText(""+str6);store1="";store2="";}}else if(operation==doublezero&&status==3&&flag0==true){note.setText(note.getText()+"00");}else if(operation==dot&&status==3&&flag0==true){note.setText(note.getText()+".");}else if(operation==getmoney){note.setText(""+str4);area2Panel.setVisible(false);area1Panel.setVisible(true);store1="";flag0=true;}else if(operation==search){note.setText(""+str7+moneysum);area2Panel.setVisible(false);area1Panel.setVisible(true);flag1=true;}else if(operation==putmoney){note.setText(""+str5);area2Panel.setVisible(false);area1Panel.setVisible(true);flag2=true;}else if(operation==changekey){note.setText(""+str6);area2Panel.setVisible(false);area1Panel.setVisible(true);store2="";flag3=true;}else if(operation==exit){note.setText(""+str1);area2Panel.setVisible(false);area1Panel.setVisible(true);status=0;flag0=flag1=flag2=flag3=flag4=false;store1="";store2="";k=k1=s=0;}else if(status==1||(status==3&&flag2==true)||(status==3&&flag0==true)) {for(int count=0;count<buttons.length;count++)if (operation== buttons[count]){note.setText(note.getText() + count);store1+=event.getActionCommand();}user(store1);}else if(status==2||(status==3&&flag3==true)){for(int count=0;count<buttons.length;count++)if (operation== buttons[count]){note.setText(note.getText()+ "*");store2+=event.getActionCommand();}key(store2);}}public void user(String load){if(username.equals(load)){k=1;s=1;}}public void key(String load){if(password.equals(store2)){k1=1;}}public static void main(String args[]){AtmSystem application=new AtmSystem();application.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);}}。