MakeCar.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace PerfectCar
{
    public partial class MakeCar : Form
    {
        //定义一个布尔变量，记录车子是否组装完成
        bool b = false;
        public MakeCar()
        {
            InitializeComponent();
        }
        private void MakeCar_Load(object sender, EventArgs e)
        {

        }
        /// <summary>
        /// 组装
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button6_Click(object sender, EventArgs e)
        {
            //如果五个组件都添加了就显示组装的汽车，布尔变量b为true
            if (button1.BackColor == Color.Red && button2.BackColor == Color.Red &&
                button3.BackColor == Color.Red && button4.BackColor == Color.Red &&
                button5.BackColor == Color.Red)
            {
                MyCar myCar = new MyCar();
                myCar.CarMake();
                b = true;
                pictureBox1.Show();
            }
            //否则就提示零件部够组装部了宝马
            else
            {
                MessageBox.Show("零件不够组装不了宝马");
            }
        }
        /// <summary>
        /// 添加车身
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button1_Click(object sender, EventArgs e)
        {
            //如果添加车身，其按键背景颜色变为红色
            button1.BackColor = Color.Red;
        }
        /// <summary>
        /// 添加四个车轮
        /// </summary>
        /// <param name="sender"></param>