Java课程设计购物车系统（个人博客） 201521123052 蓝锦明

1. 团队课程设计博客链接

课程设计团队博客

2. 个人负责模块或任务说明

（1）制作图形菜单引导界面
（2）定义各获取和输出类函数

3. 自己的代码提交记录截图

4. 自己负责模块或任务详细说明

import java.text.NumberFormat; public class Item 
{ private int no;private String name; private String brand; private double price; // ------------------------------------------------------- //  Create a new item with the given attributes. // ------------------------------------------------------- public Item(int no, String name, String brand, double price) {this.no = no;this.name = name;this.brand = brand;this.price = price;}public void setNo(int no) {this.no = no;}public void setName(String name) {this.name = name;}public void setBrand(String brand) {this.brand = brand;}public void setPrice(double price) {this.price = price;}public double getPrice() { return price; } public String getName() { return name; } public String getBrand() {return brand;}public int getNo() {return no;}public String toString () { NumberFormat fmt = NumberFormat.getCurrencyInstance(); return (no + "\t\t" + name + "\t\t" + brand + "\t\t" + fmt.format(price));} }

import java.awt.*;
import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;import javax.swing.JLabel;
import javax.swing.JPanel;@SuppressWarnings("serial")
public class ItemPanel extends JPanel{private final int MAXNUM = 100;private JLabel[] item;private JLabel[] options;private Scanner scanItems;int num = 0;public ItemPanel() throws FileNotFoundException {scanItems = new Scanner(new File("E:\\Eclipse\\project\\JAVA\\src\\item2\\Items"));item = new JLabel[MAXNUM];for (int i = 0; scanItems.hasNextLine(); i++) {item[i] = new JLabel(scanItems.nextLine());num++;}options = new JLabel[5];setLayout(new GridLayout(num + options.length, 1));options[0] = new JLabel("查看商品请输入1");options[1] = new JLabel("购买商品请输入2");options[2] = new JLabel("删除商品请输入3");options[3] = new JLabel("修改商品请输入4");options[4] = new JLabel("结算商品请输入0");for (int i = 0; i < num; i++) {add(item[i]);}for (int i = 0; i < options.length; i++) {add(options[i]);}setBackground(Color.white);setPreferredSize(new Dimension(200,200));}
}