java-超市收银系统

1、精品package software; import java.awt.*;import java.awt.event.*;import javax.swing.*;class shangpinString SId;String Smane;int jiage;public shangpin(String a,String b,int c)SId=a;Smane=b;jiage=c;class huiyuanString HId;String Hname;public huiyuan(String a,String b)HId=a;Hname=b;public class chaoshi ex

2、tends JFramestatic int key=0; / 会员static int sum1=0;/总消费static int sum2=0;/当天合计static int huiyuansum=0; / 会员人数static int Spinsum1=0; /商品1合计static int Spinsum2=0; /商品2合计static int Spinsum3=0; /商品3合计static int Spinsum4=0; /商品4合计static int Spinsum5=0; /商品5合计public static void main(String agrs)JFrame fr

3、ame =new JFrame( 超市 );frame.setSize(400,250);frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);Container c=frame.getContentPane();c.add(pan();frame.setVisible(true);static JPanel pan ()JPanel panel=new JPanel();JPanel part1=new JPanel();part1.add(new JLabel( 会员卡号：);final JTextField text1=new JTex

4、tField();text1.setHorizontalAlignment(JTextField.RIGHT);text1.setColumns(11);JButton button1=new JButton( 确定 );part1.add(text1); part1.add(button1);part1.setVisible(true);final JLabel JLabel00 =new JLabel( 非会员 );part1.add(JLabel00); panel.add(part1);JPanel part2=new JPanel();part2.add(new JLabel( 商品

5、代号：);final JTextField text2=new JTextField();text2.setHorizontalAlignment(JTextField.RIGHT);text2.setColumns(15);JButton button2=new JButton( 确定 );part2.add(text2); part2.add(button2);panel.add(part2);JPanel part3=new JPanel();final JLabel JLabel0=new JLabel();final JLabel JLabel1=new JLabel(000);fi

6、nal JLabel JLabel2=new JLabel(0000);part3.add(new JLabel(part3.add(new JLabel(商品名 ); part3.add(JLabel0);商品价格); part3.add(JLabel1);part3.add(new JLabel( 元 );part3.add(new JLabel(总价格 ); part3.add(JLabel2);- 可编辑 -part3.add(new JLabel( 元 );part3.add(new JLabel(); panel.add(part3);JPanel part4=new JPanel

7、();JButton button3=new JButton(结账 );JButton button4=new JButton(总汇 ); part4.add(button3););part4.add(new JLabel( part4.add(button4); panel.add(part4);button1.addActionListener(new ActionListener()huiyuan huiyuan1=new huiyuan(00001,会员甲);huiyuan huiyuan2=new huiyuan(00002,会员乙);huiyuan huiyuan3=new hui

8、yuan(00003,会员丙);public void actionPerformed(ActionEvent e)String kahao=text1.getText();if(kahao.equals(huiyuan1.HId)JLabel00.setText(huiyuan1.Hname); key=1;if(kahao.equals(huiyuan2.HId)JLabel00.setText(huiyuan2.Hname); key=1;if(kahao.equals(huiyuan3.HId)JLabel00.setText(huiyuan3.Hname); key=1;);butt

9、on2.addActionListener(new ActionListener()shangpin shangpin1=new shangpin(001,商品1,10);shangpin shangpin2=new shangpin(002,商品2,11);shangpin shangpin3=new shangpin(003,商品3,12);shangpin shangpin4=new shangpin(004,商品4,13);shangpin shangpin5=new shangpin(005,商品5,14);public void actionPerformed(ActionEven

10、t e)String shangpinhao=text2.getText();if(shangpinhao.equals(shangpin1.SId) JLabel0.setText( +shangpin1.Smane);String str = String.format(%04d,shangpin1.jiage);JLabel1.setText(str);sum1=sum1+shangpin1.jiage;sum2=sum2+shangpin1.jiage;String str1 = String.format(%04d,sum1);JLabel2.setText(str1); Spins

11、um1+;if(shangpinhao.equals(shangpin2.SId) JLabel0.setText( +shangpin2.Smane);String str = String.format(%04d,shangpin2.jiage);JLabel1.setText(str);sum1=sum1+shangpin2.jiage;sum2=sum2+shangpin2.jiage;String str1 = String.format(%04d,sum1);JLabel2.setText(str1); Spinsum2+;if(shangpinhao.equals(shangpi

12、n3.SId) JLabel0.setText( +shangpin3.Smane);String str = String.format(%04d,shangpin3.jiage);JLabel1.setText(str);sum1=sum1+shangpin3.jiage;sum2=sum2+shangpin3.jiage;String str1 = String.format(%04d,sum1);JLabel2.setText(str1); Spinsum3+;if(shangpinhao.equals(shangpin4.SId) JLabel0.setText( +shangpin

13、4.Smane);String str = String.format(%04d,shangpin4.jiage);JLabel1.setText(str);sum1=sum1+shangpin4.jiage;sum2=sum2+shangpin4.jiage;String str1 = String.format(%04d,sum1);JLabel2.setText(str1); Spinsum4+;if(shangpinhao.equals(shangpin5.SId) JLabel0.setText( +shangpin5.Smane);String str = String.forma

14、t(%04d,shangpin5.jiage);JLabel1.setText(str);sum1=sum1+shangpin5.jiage;sum2=sum2+shangpin5.jiage;String str1 = String.format(%04d,sum1);JLabel2.setText(str1); Spinsum5+;);button3.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e)if(sum1!=0) huiyuansum+;JDialog duox=new

15、JDialog(); JPanel duoxP=new JPanel();duox.getContentPane().add(duoxP);duox.setTitle( 消费总额); duoxP .setVisible(true);duoxP .setLayout(new GridLayout(4,1,0,0);duox.setSize(200,300); duox.setVisible(true);JPanel panel1=new JPanel(); JPanel part11=new JPanel();JPanel part12=new JPanel();String str1 = St

16、ring.format(%04d,sum1);JLabel Label11=new JLabel(str1); Label11.setText(str1);part11.add(new JLabel( 消费总额：);part11.add(Label11);if(key!=1)&sum1=200) part12.add(new JLabel( 消费达 200 元发放一张会员卡);panel1.add(part12);panel1.add(part11); duoxP.add(panel1);key=0; sum1=0;JLabel0.setText(); JLabel1.setText(000)

17、;JLabel2.setText(0000); JLabel00.setText( 非会员 );text1.setText(); text2.setText(););button4.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e)JDialog duox=new JDialog(); JPanel duoxP=newJPanel();duox.getContentPane().add(duoxP); duox.setTitle( 消 费总额 );duoxP .setVisible(t

18、rue);duoxP .setLayout(new GridLayout(8,1,0,0);duox.setSize(200,400); duox.setVisible(true);JPanel part21=new JPanel();JPanel part22=new JPanel();JPanel part23=new JPanel();JPanel part24=new JPanel();JPanel part25=new JPanel();JPanel part26=new JPanel();JPanel part27=new JPanel();JButton button5=new

19、JButton( 全部清零);final JLabel label21=new JLabel();part21.add(new JLabel( 总消费额);String str21 = String.format(%04d,sum2);label21.setText(str21); part21.add(label21);final JLabel label22=new JLabel();part22.add(new JLabel( 商品 1 消费量 );String str22 = String.format(%04d,Spinsum1);label22.setText(str22); pa

20、rt22.add(label22);final JLabel label23=new JLabel();part23.add(new JLabel( 商品 2 消费量 );String str23 = String.format(%04d,Spinsum2);label23.setText(str23); part23.add(label23);final JLabel label24=new JLabel();part24.add(new JLabel( 商品 3 消费量 );String str24 = String.format(%04d,Spinsum3);label24.setText(str24); part24.add(label24);final JLabel label25=new JLabel();part25 add(new JLabel( 商品 4 消费量 );String str25 = String.format(%04d,Spinsum4);label25.setText(str25); part25.add(label25);final JLabel label26=new JLabel();part26 add(new JLabel( 商品 5 消费量 );String str26 = String.format(%04d,Spi