java点菜系统代码5页

1、酒店点菜系统import java.sql.*;import javax.swing.*;import java.awt.*;import java.awt.event.*;import javax.swing.border.*;public class Jiudian implements ActionListener,ItemListener static JFrame f=null; /因为要在main静态方法中被引用，所以必须设为static类型 ButtonGroup bg; /按钮组，可组合若干单选按钮 JRadioButton r1,r2,r3,r4,r5; /单选按钮 JRad

2、ioButton c1,c2,c3,c4; /单选按钮 int op=0;static int i=0; public Jiudian() / Dialog = new JDialog(f,选择您想要的桌号和您喜欢的菜,true); f=new JFrame(选择您想要的桌号和您喜欢的菜);Container dialogPane=f.getContentPane(); dialogPane.setLayout(new GridLayout(3,1); JPanel p1=new JPanel(); /新建一个Panel p1.setLayout(new GridLayout(1,5);/设置

3、边框 p1.setBorder(BorderFactory.createTitledBorder(BorderFactory.createLineBorder( Color.green,4),选择桌号,TitledBorder.CENTER,TitledBorder.TOP);/单选按钮 r1=new JRadioButton(one); r2=new JRadioButton(two); r3=new JRadioButton(three); r4=new JRadioButton(four); r5=new JRadioButton(five); p1.add(r1);p1.add(r2)

4、; p1.add(r3); p1.add(r4); p1.add(r5); bg=new ButtonGroup(); /按钮组，组合5个单选按钮，使一次只能选择一个 bg.add(r1);bg.add(r2); bg.add(r3);bg.add(r4);bg.add(r5); r1.addItemListener(this); /为单选按钮增加ItemListener事件监听器 r2.addItemListener(this); r3.addItemListener(this); r4.addItemListener(this); r5.addItemListener(this); JPa

5、nel p2=new JPanel(); /新建一个Pane1 p2.setLayout(new GridLayout(4,1);/设置边框 p2.setBorder(BorderFactory.createTitledBorder(BorderFactory.createLineBorde(Color.green,4),选择您喜欢的菜,TitledBorder.CENTER,TitledBorder.TOP);/单选钮 c1=new JRadioButton( 小鸡炖蘑菇，价格为：25元/份); c2=new JRadioButton( 青椒炒肉， 价格为：18元/份); c3=new JR

6、adioButton( 东北火锅， 价格为：36元/份); c4=new JRadioButton( 豆腐炖鱼头，价格为：36元/份); p2.add(c1);p2.add(c2); p2.add(c3); p2.add(c4); c1.addItemListener(this); /为单选按钮增加ItemListener事件监听器 c2.addItemListener(this); c3.addItemListener(this); c4.addItemListener(this); JPanel p3=new JPanel(); /创建一个新的Panel p3.setLayout (new

7、 GridLayout(1,2); JButton button1=new JButton(确 定); JButton button2=new JButton(结 帐); p3.add(button1); p3.add(button2); button1.addActionListener (this); button2.addActionListener (this); /将三个Panel加在内容面板上 dialogPane.add(p1,BorderLayout.NORTH); dialogPane.add(p2,BorderLayout.CENTER); dialogPane.add(p

8、3,BorderLayout.SOUTH); f.getRootPane ().setDefaultButton (button1); /设置窗体回车对应按钮 f.pack(); /排版 f.setBounds(250,250,400,400); f.addWindowListener(new WindowAdapter() public void windowClosing(WindowEvent evt) System.exit(0);); public void itemStateChanged(ItemEvent e) /单选钮被点击时触发 if(e.getSource()=r1) o

9、p=1; if(e.getSource()=r2) op=2; if(e.getSource()=r3) op=3; if(e.getSource()=r4) op=4; if(e.getSource()=r5) op=5; if(e.getSource()=c1) i=1; if(e.getSource()=c2) i=2;if(e.getSource()=c3) i=3; if(e.getSource()=c4) i=4; public void actionPerformed(ActionEvent e) /单选按钮被点击时触发 String cmd = e.getActionComma

10、nd(); if (cmd.equals(确 定) tryClass.forName(sun.jdbc.odbc.JdbcOdbcDriver);Connection con=DriverManager.getConnection(jdbc:odbc:jiudian,test,1234); Statement stmt=con.createStatement(); int m=0,val=0;String str=null;String SQLOrder; switch (op) case 1: switch(i) case 1: m=1;val=25;str=小鸡炖蘑菇; SQLOrder=

11、Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); case 2: m=1;val=18;str=青椒炒肉; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+); stmt.executeUpdate(SQLOrder); case 3: m=1;val=36;str=东北火锅; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+); stmt.executeUpdate(SQLOrder

12、); case 4:m=1;val=36;str=豆腐炖鱼头; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); break; case 2: switch(i) case 1:m=2;val=25;str=小鸡炖蘑菇; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); case 2:m=2;val=18;str=青椒炒肉; SQLOrder=Insert In

13、to jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); case 3: m=2;val=36;str=东北火锅; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); case 4:m=2;val=36;str=豆腐炖鱼头; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+); stmt.executeUpdate(SQLOrder); case 3:

14、 switch(i) case 1: m=3;val=25;str=小鸡炖蘑菇; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+); stmt.executeUpdate(SQLOrder); case 2: m=3;val=18;str=青椒炒肉; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); case 3: m=3;val=36;str=东北火锅; SQLOrder=Insert Into jiudian Val

15、ues (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); case 4:m=3;val=36;str=豆腐炖鱼头; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); break; case 4: switch(i) case 1:m=4;val=25;str=小鸡炖蘑菇; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder

16、); case 2:m=4;val=18;str=青椒炒肉; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+); stmt.executeUpdate(SQLOrder); case 3:m=4;val=36;str=东北火锅; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); case 4: m=4;val=36;str=豆腐炖鱼头; SQLOrder=Insert Into jiudian Values (+m+,+

17、str+,+val+); stmt.executeUpdate(SQLOrder); break;case 5: switch(i) case 1: m=5;val=25;str=小鸡炖蘑菇; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); case 2: m=5;val=18;str=青椒炒肉; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); case 3

18、: m=5;val=36;str=东北火锅; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+); stmt.executeUpdate(SQLOrder); case 4: m=5;val=36;str=豆腐炖鱼头; SQLOrder=Insert Into jiudian Values (+m+,+str+,+val+);stmt.executeUpdate(SQLOrder); break; catch(Exception em) if(cmd.equals(结 帐) new jiezhang(f); public static v

19、oid main(String args)throws Exception new Jiudian(); new jiudian1(f); class jiudian1 implements ActionListener JFrame f; /类属性 JDialog Dialog;public jiudian1(JFrame f) /构造方法 Dialog=new JDialog(); /新建一对话框 Dialog.setTitle (酒店管理系统); /设置标题/f=new JFrame(酒店管理系统); /创建一个顶层容器Container contentPane=Dialog.getCo

20、ntentPane(); /获得其内容面板JPanel buttonPanel = new JPanel(); /创建一中间容器JPanelJButton b=new JButton(进入系统);/创建一原子组件按钮b.addActionListener(this);/为按钮添加事件监听器对象buttonPanel.add(b);/将此按钮添加到中间容器 b=new JButton(退出系统); /再创建一按钮b.addActionListener(this);/为按钮增加事件监听器buttonPanel.add(b);/将按钮添加到中间容器buttonPanel.setBorder(Bord

21、erFactory.createTitledBorder(BorderFactory.createLineBorder(Color.green,2),欢迎光临,TitledBorder.CENTER,TitledBorder.TOP);contentPane.add(buttonPanel,BorderLayout.CENTER);/将中间容器添加到内容面板Dialog.setBounds(250,250,200,200);Dialog.setVisible (true); this.f=f; public void actionPerformed(ActionEvent e) String

22、cmd = e.getActionCommand(); if (cmd.equals(进入系统) Dialog.dispose(); f.setVisible (true); /显示主窗体 if(cmd.equals(退出系统) System.exit(0); /class jiezhang implements ActionListener JDialog Dialog; JLabel L1,L2,L3,L4,L5;JTextField F1=new JTextField();jiezhang(JFrame f)Dialog = new JDialog(f,结账,true);Containe

23、r dialogPane=Dialog.getContentPane();dialogPane.setLayout(new GridLayout(4,2); L1=new JLabel(请输入您的桌号,SwingConstants.CENTER); L2=new JLabel(您总共消费了：,SwingConstants.CENTER); L4=new JLabel(您总共点了：,SwingConstants.CENTER); L3=new JLabel(,SwingConstants.CENTER); L5=new JLabel(,SwingConstants.CENTER); dialogPane.add(L1); dialogPane.add(F1); dialogPane.add(L2); dialogPane.add(L3); dialogPane.add(L4); dialogPane.add(L5); JButton b1=new JButton(确定);dialogPane.add(b1);JButton b2=new JButton(取消);dialogPane.add(b2);b1.addActionListener(this);b2.addActionL