C#实现汽车租赁系统项目

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
//父类变量和方法
namespace 汽车租赁系统
{
 public class Inheritance
  {
   public Inheritance()
   { }
   public Inheritance(string color,double everydaymoney,string no,string name,int rentdate,string load,string rentuser,int services)
   {
     this.Color = color;
     this.EverydayMoney = everydaymoney;
     this.No = no;
     this.Name = name;
     this.RentDate = rentdate;
     this.Load = load;
 
 
     this.RentUser = rentuser;
     this.Services = services;
   }
    public string Color { get; set; }
    public double EverydayMoney { get; set; }
    public string No { get; set; }
    public string Name { get; set; }
    public int RentDate { get; set; }
    public string Load { get; set; }
    public string RentUser { get; set; }
    public int Services { get; set; }
   //父类计算租金方法
    public virtual double Vehicle()
    {
      double rentMoney;
      rentMoney = this.RentDate * this.EverydayMoney;
      return rentMoney;
    }
   
   
 }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
namespace 汽车租赁系统
{
  public class Car:Inheritance
  {
    public Car()
    { }
    public Car( string color,double everydaymoney,string no,string name,int rentdate,string load,string rentuser,int services)
      :base(color,everydaymoney,no,name ,rentdate,load,rentuser,services)
    {
      
    }
    //省略重写汽车计算价格方法
    
  }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
 
namespace 汽车租赁系统
{
  public class Truck:Inheritance
  {
    public Truck()
    { }
    public Truck( string color,double everydaymoney,string no,string name,int rentdate,string load, string rentuser,int services)
      :base(color,everydaymoney,no,name ,rentdate,load,rentuser,services)
    {
      
    }
    //省略重写卡车计算方法
    
  }
}

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
 
namespace 汽车租赁系统
{
  public partial class Main : Form
  {
    public Main()
    {
      InitializeComponent();
 
    }
    Inheritance inheri = new Inheritance();
    //保存未租车的集合
    Dictionary<string, Inheritance> rentDic = new Dictionary<string, Inheritance>();
    //保存已租车的集合
    Dictionary<string, Inheritance> rentedDic = new Dictionary<string, Inheritance>();
    //将未租车集合绑定到listview容器中
 
    //将数据绑定到listview容器上
    public void BangDing(ListView listview,Dictionary<string ,Inheritance> dic)
    {
      listview.FullRowSelect = true;
      ListViewItem items;
      listview.Items.Clear();
 
      foreach (Inheritance item in dic.Values)
      {
 
        items = new ListViewItem();
        items.Text = item.No;
        items.SubItems.Add(item.Name);
        items.SubItems.Add(item.Color);
        items.SubItems.Add(item.Services.ToString());
        items.SubItems.Add(item.EverydayMoney.ToString());
        items.SubItems.Add(item.Load);
        listview.Items.Add(items);
      }
    }
    //进行未租车集合初始化
    public void AddRent()
    {
 
      Car car1 = new Car("黑色", 100, "001", "奥迪", 0, "无","",3);
      Car car2 = new Car("黑色", 100, "002", "奥迪", 0, "无","",3);
      Truck truck1 = new Truck("红色", 200, "A001", "一汽", 0, "20","",6);
      rentDic.Add(car1.No, car1);
      rentDic.Add(car2.No, car2);
      rentDic.Add(truck1.No, truck1);
      
    }
 
 
    //显示未租车信息
    private void button2_Click(object sender, EventArgs e)
    {
 
      BangDing(listView1,rentDic);
    }
 
    private void Main_Load(object sender, EventArgs e)
    {
      AddRent();
    }
 
    //进行租车操作
    private void button1_Click(object sender, EventArgs e)
    {
      string key = this.listView1.SelectedItems[0].Text;
      rentDic[key].RentUser = this.textBox1.Text;
      rentedDic.Add(rentDic[key].No,rentDic[key]);
      if (rentDic.ContainsKey(key))
      {
        rentDic.Remove(key);
      }
      BangDing(listView1,rentDic);
      MessageBox.Show("已出租");
 
 
    }
    
 
    private void button4_Click(object sender, EventArgs e)
    {
      BangDing(listView2,rentedDic);
    }
    //进行还车结算
    public void JieSuan()
    {
      string key = this.listView2.SelectedItems[0].Text;
      rentedDic[key].RentDate = Convert.ToInt32(this.textBox2.Text);
      rentDic.Add(rentedDic[key].No,rentedDic[key]);
      double rentMoney = rentedDic[key].Vehicle();
      if (rentedDic.ContainsKey(key))
      {
        rentedDic.Remove(key);
      }
 
 
      BangDing(listView2,rentedDic);
      MessageBox.Show("租金为：",rentMoney.ToString());
      
 
    
    }
    private void button5_Click(object sender, EventArgs e)
    {
      JieSuan();
    }
    //新车入库操作
    private void button6_Click(object sender, EventArgs e)
    {
      string no = this.textBox3.Text;
      string name = this.textBox4.Text;
      string color = this.textBox5.Text;
      int services = Convert.ToInt32(this.textBox6.Text);
      double renteverydaymoney = Convert.ToInt32(this.textBox7.Text);
      string load = this.textBox8.Text;
      //进行类型判断
      if (load=="无")
      {
        inheri = new Car(color,renteverydaymoney,no,name,0,load,"",services);
      }
      else
      {
        inheri = new Truck(color,renteverydaymoney,no,name,0,load,"",services);
      }
       
      rentDic.Add(inheri.No,inheri);
      MessageBox.Show("添加成功","提示",MessageBoxButtons.OK,MessageBoxIcon.Error);
     //进行文本清空操作
      foreach (TabPage page in tabControl1.TabPages)
      { 
 
        foreach (Control control in page.Controls)
        {
          if (control is TextBox)
          {
            control.Text="";
 
          }
 
        }
      }
      
    }
  }
}