简单的超市管理系统

其他 2021-03-09 07:55:54 阅读次数: 0

view包：LoginFrame.java,AddGoodsFrame.java,CashierManagerFrame.java

/**
 * 
 */
package com.qst.supermarket.view;
import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;

import com.qst.supermarket.model.User;
import com.qst.supermarket.service.UserService;

/**
 * @author 12345678
 *
 */
public class LoginFrame extends JFrame{
    
    
	private JPanel mainJPanel;

	// 声明标签 用户名： 密码： 账户类型：
	private JLabel lblUsername;
	private JLabel lblPassword;
	private JLabel lblAccountTye;          

	// 声明文本框 就是要输入信息用的
	private JTextField tfUsername;
	private JPasswordField tfPassword;

	// 下拉框
	private JComboBox abAccountType;

	
     JButton LoginButton,CancelButton;
     
     
//     service
     UserService userService=new UserService();
     
     
     
     
     
	public LoginFrame() {
    
    
		// TODO Auto-generated constructor stub

		// 创建窗体主键放到方法里面
		Init();

		this.setSize(448, 366);
   this.setBackground(new Color(255,255,255));
		// 设置窗体居中
		this.setLocationRelativeTo(null);
		

		// 使最大化失效this.setResizable(false)
		// this.setResizable(false);
		this.setDefaultCloseOperation(LoginFrame.EXIT_ON_CLOSE);
		this.setVisible(true);

	}

	/**
	 * 
	 */
	private void Init() {
    
    
		// TODO Auto-generated method stub
		// 容器，依赖JFrame 相当于JFrame是桌子 JPanel是桌子上的布
		

		// 设置不使用布局管理
 	mainJPanel.setLayout(null);

		// 白色new Color(255,255,255) 黑色new Color(0,0,0)
		mainJPanel.setBackground(new Color(255, 255, 255));

		// 标签
		lblUsername = new JLabel();
		lblPassword = new JLabel();
		lblAccountTye = new JLabel();

		// 存放文本框
		tfUsername = new JTextField("请输入账号：");
		
		//		加上按键 登入 取消
		
		LoginButton=new JButton("登入");
		CancelButton=new JButton("取消");


			
		
		

		// 密码用JPasswordFiled();它们是不一样的
		tfPassword = new JPasswordField();
		// tfAccountTye = new JTextField();

		// 下拉框 用于选择 收银员 系统管理员

		abAccountType = new JComboBox(new String[] {
    
     "收银员", "管理员" });
		
		

		// 可以设置成图标
		lblUsername
				.setIcon(new ImageIcon(Thread.currentThread().getContextClassLoader().getResource("img/account.png")));
		lblPassword
				.setIcon(new ImageIcon(Thread.currentThread().getContextClassLoader().getResource("img/password.png")));
		lblAccountTye
				.setIcon(new ImageIcon(Thread.currentThread().getContextClassLoader().getResource("img/选择身份.png")));

		// 设置标签大小
		lblUsername.setBounds(100, 50, 100, 50);
		// 设置文本框大小
		tfUsername.setBounds(160, 50, 200, 50);

		lblPassword.setBounds(100, 100, 100, 50);
		lblPassword.requestFocus();
		tfPassword.setBounds(160, 100, 200, 50);

		lblAccountTye.setBounds(100, 150, 100, 50);
		abAccountType.setBounds(160, 150, 200, 50);
		
		
		// 按钮
		LoginButton = new JButton("登录");
		CancelButton = new JButton("取消");

		
		
		LoginButton.setBounds(170, 200,60, 30);
		CancelButton.setBounds(249, 200, 60, 30);

	
		// 向mianJpanel中添加组件
		mainJPanel.add(lblUsername);
		mainJPanel.add(lblPassword);
		mainJPanel.add(lblAccountTye);
		mainJPanel.add(tfUsername);
		mainJPanel.add(tfPassword);
		mainJPanel.add(abAccountType);
        mainJPanel.add(LoginButton);
        mainJPanel.add(CancelButton);
        
        
        
        
        
		
//		文本框监听事件  
//		使用MouseAListener要实现所有鼠标事件的方法不方便
		
//		用MouseAdaptet方法很方便只需使用一个就好 
		tfUsername.addMouseListener(new MouseAdapter() {
    
    
//			鼠标释
			public void mouseReleased(MouseEvent e) {
    
    
				tfUsername.setText(" ");//鼠标释放时文本框内容为空
 			}
			
		});
		
		
//	登录按钮加监听 即点击登录按钮执行这个操作	
		
		LoginButton.addActionListener(new ActionListener() {
    
    
			
			@Override
			public void actionPerformed(ActionEvent e) {
    
    
//				获取页面值
			String username=tfUsername.getText();
			
			username.trim();
			
//			getPassword(); 是字符数组char[]  
	 	    String password=new String(tfPassword.getPassword());
			String userType=(String)abAccountType.getSelectedItem();
			 
//			System.out.println(username);
//			System.out.println(password);
//			System.out.println(userType);
//				
			if (username==null|| username.length()==0||username.equals("请输入账号：")) {
    
    
				username.trim();

//				JOptionPane.showMessageDialog(parentComponent, message); parentComponent 父组件 message是提示消息
//				设置窗体居中 匿名内部类访问外部类需要 调用外部类名 LoginFrame.this
//				JOptionPane.showMessageDialog(null, "请输入用户名");
				JOptionPane.showMessageDialog( LoginFrame.this, "请输入用户名!");
				return;
			}
			

			
			if (password==null|| password.length()==0) {
    
    
			 

				JOptionPane.showMessageDialog( LoginFrame.this, "请输入密码！");
			}
			
			
			
			
			
			
		
			
			//			查询数据库：根据输入的用户名和密码进行比较   view service  dao--->table 
					   
			User user=userService.login(username, password, userType);
		
//			   System.out.println(user);
			if (user==null) {
    
    
				JOptionPane.showMessageDialog( LoginFrame.this, "用户名或者密码不正确");
                 return; 
			}else {
    
    
				if(userType.equals("收银员")){
    
    
					
					System.out.println("欢迎进入收银员界面");

					//					主窗体关闭但是程序仍然运行
					LoginFrame.this.dispose();
					
					
//					启动另一个窗体
					new CashierManagerFrame(user);
				}
				if(userType.equals("管理员")){
    
    
					
					System.out.println("欢迎进入管理员界面");
					
					LoginFrame.this.dispose();
					new AdminManagerFrame(user);
				}
				
			}
          				
			}
		});
		
				
			
			
        
	}

	/**
	 * @param args
	 */

    public static void main(String[] args) throws Exception {
    
    

		new LoginFrame();

	}

}

AddGoods.java
/**
*
*/

package com.qst.supermarket.view;

import java.awt.FlowLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.File;
import java.util.Collection;
import java.util.List;
import java.util.Map;

import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;

import com.qst.supermarket.model.Goods;
import com.qst.supermarket.service.GoodsService;
import com.qst.supermarket.service.GoodsTypeService;

/**
 * @author 12345678
 *
 */
public class AddGoodsFrame  extends JFrame implements ActionListener  {
    
    
  
//	接收一个父窗体，
	private AdminManagerFrame adminManagerFrame;
	
	
	private JPanel mainPanel,btnPanel ;
	private JComboBox goodstypeCombox;
	private JTextField g_barcode,g_name,g_price,g_num;
	private JButton addBtn,batchBtn;
	
	private Map<String, String> goodsTypeMap;
    private GoodsTypeService goodsTypeSevice=new GoodsTypeService();
    private GoodsService goodsService=new GoodsService();
	public AddGoodsFrame(AdminManagerFrame adminManagerFrame) {
    
    
		super();
		this.adminManagerFrame=adminManagerFrame;
		
		// 创建窗体主键放到方法里面
		Init();

		this.setSize(448, 366);
         
		
//		设置标题
		this.setTitle("添加商品");
		// 设置窗体居中
		this.setLocationRelativeTo(null);

		// 使最大化失效this.setResizable(false)
		// this.setResizable(false);
		this.setDefaultCloseOperation(LoginFrame.DISPOSE_ON_CLOSE);
		this.setVisible(true);

		
	}

	/**
	 * 
	 */
	private void Init() {
    
    
		// TODO Auto-generated method stub
		
		
		
//		把数据库中的数据库goodsType的数据导入到页面中
         goodsTypeMap=goodsTypeSevice.getAllGoodsType();
		
	    Collection<String> values=goodsTypeMap.values();
//	    String[]  type=new String[values.size()];
	    String[] typeNameArray=new String[values.size()];
	    
	    if (values!=null||values.size()>0) {
    
    
			
	    	int i=0;
	    	for (String  goodsTypeName : values) {
    
    
	    		
	    		
	    		typeNameArray[i]=goodsTypeName;
	    		
	    		i++;
	    		
	    	}
		} 
		mainPanel = new JPanel(new GridLayout(6,1,0,20));
		
		goodstypeCombox=new JComboBox<String>(typeNameArray);
		goodstypeCombox.setSize(60, 40);
		  
		g_barcode=new JTextField("商品条形码");
		
		g_name=new JTextField("商品名称");
		g_price=new JTextField("商品价格");
		g_num=new JTextField("商品数量");
		
		
	    btnPanel=new JPanel(new FlowLayout(FlowLayout.CENTER,20,2));
	    addBtn=new JButton("添加");
	    batchBtn=new JButton("批量添加");
		
	    
		addBtn.addActionListener(this);
		batchBtn.addActionListener(this);
		
		
		mainPanel.add(goodstypeCombox);
		
		mainPanel.add(g_barcode);
		mainPanel.add(g_name);
		mainPanel.add(g_price);
		mainPanel.add(g_num);
		
		btnPanel.add(addBtn);
		btnPanel.add(batchBtn);
		mainPanel.add(btnPanel);
		
//		鼠标事件
		g_barcode.addMouseListener(new MouseAdapter() {
    
    
			
			   public void mousePressed(MouseEvent e) {
    
    
				   g_barcode.setText(" ");
			   }
			 
			
		});
		
		g_name.addMouseListener(new MouseAdapter() {
    
    
			
			public void mousePressed(MouseEvent e) {
    
    
				g_name.setText(" ");
			}
			
			 
			
			
		});
		
		g_price.addMouseListener(new MouseAdapter() {
    
    
			
			public void mousePressed(MouseEvent e) {
    
    
				g_price.setText(" ");
			}
			
		});
		
		g_num.addMouseListener(new MouseAdapter() {
    
    
			
			public void mousePressed(MouseEvent e) {
    
    
				g_num.setText(" ");
			}
			
			
		});
		
		
//		别忘了加上这块布到当前页面
		this.add(mainPanel);
		
	}
	
	
	 public static void main(String[] args) {
    
    
		new AddGoodsFrame(null);
	}

	/* (non-Javadoc)
	 * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
	 */
	@Override
	public void actionPerformed(ActionEvent e) {
    
    
		
		if (e.getSource()==addBtn) {
    
    
//			下拉框
		String tname=(String)goodstypeCombox.getSelectedItem();
		
//		通过tname获取tcode
		String tcode=null;
		
		for ( Map.Entry<String, String> entry : goodsTypeMap.entrySet()) {
    
    
			
			String typeName=entry.getValue();
			
			if(typeName.equals(tname)){
    
    
				
				tcode=entry.getKey();
				
				
			}
			
			
			
	}		
			
			
			
		
		
		String barcode=g_barcode.getText();
	    String name=g_name.getText();
//	        把文本框里面的值解析为相应类型的值
		double	price=Double.parseDouble(g_price.getText());
	    Integer num=Integer.valueOf(g_num.getText().trim() );
			
		Goods goods=new Goods(barcode,price,num,name,tcode,tname);	
//		保存数据
		boolean flag=goodsService.saveGoods(goods);
		
//		加入到父表格
		if (flag) {
    
    
//			表格列名相对应
			  Object[]  rowData=new Object[]{
    
    name,barcode,price,num,tcode,tname}; 
			  this.adminManagerFrame.goodsTableModel.addRow(rowData);
//			  while (true) {
    
    
				
			  JOptionPane.showMessageDialog(this, "添加成功");
//		   break;
//			}	
			
			
		}else{
    
    
			
			JOptionPane.showMessageDialog(this, "保存数据错误请与管理员联系");
		}
      
		
		
	}
			
			
			
			
			
							
		if (e.getSource()==batchBtn) {
    
    
			JFileChooser fc=new JFileChooser();
			int result=fc.showOpenDialog(AddGoodsFrame.this);
	//		System.out.println(result);
	
			if(result==JFileChooser.APPROVE_OPTION){
    
    
				
//				获取文件
				File file=fc.getSelectedFile();
		        List<Goods>  goodlist=goodsService.readXMLloaddata(file);
		        boolean flag=goodsService.saveGoods(goodlist);
				  
				
				if (flag) {
    
    
					  JOptionPane.showMessageDialog(this, "保存成功");
						return;
				}else {
    
    
					  JOptionPane.showMessageDialog(this, "保存失败");
						return;
				}
				
			}else if(result==JFileChooser.CANCEL_OPTION){
    
    
			  JOptionPane.showMessageDialog(this, "没有选择文件");
			return;
		}	else {
    
    
						JOptionPane.showMessageDialog(this, "操作失误请与管理员联系");
			return;

		}
			
			
			
		
	
	}	
	
}			
		
   		
	
}

CashierManagerFrame.java

/**
 * 
 */
package com.qst.supermarket.view;

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Date;
import java.util.UUID;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;

import com.qst.supermarket.model.Goods;
import com.qst.supermarket.model.User;
import com.qst.supermarket.service.GoodsService;
import com.qst.supermarket.utils.RegexUtils;

/**
 * @author 12345678
 *
 */
public class CashierManagerFrame extends JFrame implements ActionListener {
    
    
	private static User cashier;
	
	private JPanel mainPanel,infoPanel,InputPanel,cashierPanel;
	private JLabel 	lblCashier,lblName,lblGname,lblGnprice,lblGnum,lblGtotal,lblGnameValue,lblGnpriceValue,lblGnumValue,lblGtotalValue;
	

	private JLabel 	lblBarcode, lblBuynum;
	private JTextField tfBarcode,tfBuynum;
	private GoodsService goodsService=new GoodsService();
	
	private Goods goods;
	public CashierManagerFrame( User cashier) {
    
    
		this.cashier=cashier;
		
		// 创建窗体主键放到方法里面
		Init();

		this.setSize(800, 300);

		// 设置窗体居中
		this.setLocationRelativeTo(null);

		// 使最大化失效this.setResizable(false)
		// this.setResizable(false);
		this.setDefaultCloseOperation(LoginFrame.DISPOSE_ON_CLOSE);
		this.setVisible(true);

	}
	/**
	 * 
	 */
	private void Init() {
    
    

		mainPanel=new JPanel(new BorderLayout());
		mainPanel.add(getInfoPanel(),BorderLayout.NORTH);
     	mainPanel.add(getInputPanel(),BorderLayout.CENTER);
     	mainPanel.add(getCashierPanel(),BorderLayout.SOUTH);
		
//		记住mainPanel要加入窗体里面
		this.add(mainPanel);
		
	}
	
	/**
	 * @return
	 */
	private Component getCashierPanel() {
    
    
		
		cashierPanel=new JPanel(new FlowLayout(FlowLayout.LEFT,20,10));
		
	
		lblCashier=new JLabel("收银员");
		lblName=new JLabel(cashier.getUsername());
		
		cashierPanel.add(lblCashier);
		cashierPanel.add(lblName);
//		不可以返回空值否则  Exception in thread "main" java.lang.NullPointerException
		return cashierPanel;
	}
	/**
	 * @return
	 */
	private Component getInputPanel() {
    
    
		InputPanel=new JPanel(new FlowLayout(FlowLayout.LEFT,40,30));
	    
//	商品条形码	
		lblBarcode=new JLabel("商品条形码");
		tfBarcode=new JTextField(null,null,10);
		
		
//		商品数量
		lblBuynum=new JLabel("购买数量");
		tfBuynum=new JTextField(null,null,10);
		
		tfBarcode.addActionListener(this);
		tfBuynum.addActionListener(this);
		
		 
		InputPanel.add(lblBarcode);
		InputPanel.add(tfBarcode);
		
		InputPanel.add(lblBuynum);
		InputPanel.add(tfBuynum);
		
		return InputPanel;
	}
	/**
	 * @return
	 */
	private Component getInfoPanel() {
    
    
		infoPanel=new JPanel(new FlowLayout(FlowLayout.LEFT,40,30));
		lblGname=new JLabel("商品名称");
		lblGnprice=new JLabel("商品单价");
		lblGnum=new JLabel("库存数量");
		
		lblGtotal=new JLabel("商品总额");
		
		lblGnameValue=new JLabel();
		lblGnpriceValue=new JLabel();
		lblGnumValue=new JLabel();
		
		lblGtotalValue=new JLabel();
		
		
		infoPanel.add(lblGname);
		infoPanel.add(lblGnameValue);
		infoPanel.add(lblGnprice);
		infoPanel.add(lblGnpriceValue);
		infoPanel.add(lblGnum);
		infoPanel.add(lblGnumValue);
		infoPanel.add(lblGtotal);
		infoPanel.add(lblGtotalValue);
		
		
		
		return infoPanel;
	}
	public static void main(String[] args) {
    
    
		User cashier=new User();
		cashier.setUsername("hou");
		new CashierManagerFrame(cashier);
	}
	/* (non-Javadoc)
	 * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
	 */
	@Override
	public void actionPerformed(ActionEvent e) {
    
    

		
		String barcode=tfBarcode.getText();
		if(barcode==null||barcode.length()==0){
    
    
			
			
			JOptionPane.showMessageDialog(this, "请输入条形码");
			return;
		}else{
    
    
			
//			查询条形码查询商品
	     goods=goodsService.selectedGoodsByBarcode(barcode);
			
//			System.out.println(goods);
			if (goods!=null) {
    
    
				
				
//				商品数据显示在lblVaule中
				
				lblGnameValue.setText(goods.getGname());;
				lblGnpriceValue.setText(String.valueOf(goods.getPrice()));;
				lblGnumValue.setText(String.valueOf(goods.getNum()));;
				
				lblGtotalValue.setText("0.0");;
				
				
//				使光标定位到商品数量文本框
				tfBuynum.requestFocus();
				
			}else{
    
    
				
				
				JOptionPane.showMessageDialog(this, "输入的条形码错误，请重新输入");
				return;
				
			}
		}
		
		if(e.getSource()==tfBuynum){
    
    
    	   
    	   String amount=tfBuynum.getText();
//    	   判断是否是数字
    	     RegexUtils.isDigits(amount);
    	   if (!RegexUtils.isDigits(amount)) {
    
    
    			JOptionPane.showMessageDialog(this, "输入商品数量有误请重新输入");
				return;
		} 
    	   
//    	   购买数量
    	   int buyAmmount=Integer.parseInt(amount);
//    	   库存数量
    	   int repAmmount=goods.getNum();
    	  
    	   
    	   int result=repAmmount-buyAmmount;
    	   
    	   if (result<0) {
    
    
    		   JOptionPane.showMessageDialog(this, "库存不足请联系管理员");
				return;
		   }
    	   
    	   if (result>0) {
    
     
    	   double price=goods.getPrice();
    	   double total=price*buyAmmount;
    	   lblGtotalValue.setText(String.valueOf(total));
    		   JOptionPane.showMessageDialog(this, "订单成功");
    		   return;
    	   }
    	  
			
    	   
    	   
    	   
//    	   保存订单记录
    	   
//    	   订单ID
    	   String orderid=UUID.randomUUID().toString();
//    	   员工id
    	   Integer cashierName=cashier.getId();
    	   
//    	   系统时间
    	    Date date=new Date();
    	   
// 条形码
    	    String barcode1=goods.getBarcode();
    	   
    	    
//    	    保存订单数量
    	    Integer num=goods.getNum();
		}
	
    	   
       }
	}

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