C#实现Winform版计算器

本文实例为大家分享Winform版计算器的具体实现方法，供大家参考，具体内容如下

前台页面设计

后台代码实现

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 计算器
{
 public partial class Form1 : Form
 {
   double c, d;
   string m;
   public Form1()
   {
     InitializeComponent();
   }

private void button2_Click(object sender, EventArgs e)
   {

}

private void button8_Click(object sender, EventArgs e)
   {
     textBox1.Text += button8.Text;
   }

private void button1_Click(object sender, EventArgs e)
   {
     textBox1.Text += button1.Text;
   }

private void button2_Click_1(object sender, EventArgs e)
   {
     textBox1.Text += button2.Text;

}

private void button3_Click(object sender, EventArgs e)
   {
     textBox1.Text += button3.Text;
   }

private void button4_Click(object sender, EventArgs e)
   {
     textBox1.Text += button4.Text;
   }

private void button5_Click(object sender, EventArgs e)
   {
     textBox1.Text += button5.Text;
   }

private void button6_Click(object sender, EventArgs e)
   {
     textBox1.Text += button6.Text;
   }

private void button7_Click(object sender, EventArgs e)
   {
     textBox1.Text += button7.Text;

}

private void button9_Click(object sender, EventArgs e)
   {
     textBox1.Text += button9.Text;
   }

private void button10_Click(object sender, EventArgs e)
   {
     textBox1.Text += button10.Text;
   }

private void button15_Click(object sender, EventArgs e)
   {
     d= Convert.ToDouble(textBox1.Text);
     switch (m)
     {
       case("+"):
         textBox1.Text = Convert.ToString(c+d);
         break;
       case ("-"):
         textBox1.Text = Convert.ToString(c-d);
         break;
       case ("*"):
         textBox1.Text = Convert.ToString(c * d);
         break;
       case ("/"):
         textBox1.Text = Convert.ToString(c/d);
         break;

}
   }

private void button11_Click(object sender, EventArgs e)
   {
     c = Convert.ToDouble(textBox1.Text);
     textBox1.Text = "";
     m = button11.Text;
   }

private void button12_Click(object sender, EventArgs e)
   {
     c = Convert.ToDouble(textBox1.Text);
     textBox1.Text = "";
     m = button12.Text;
   }

private void button13_Click(object sender, EventArgs e)
   {
     c= Convert.ToDouble(textBox1.Text);
     textBox1.Text = "";
     m = button13.Text;
   }

private void button14_Click(object sender, EventArgs e)
   {
     c = Convert.ToDouble(textBox1.Text);
     textBox1.Text = "";
     m = button14.Text;
   }

private void button16_Click(object sender, EventArgs e)
   {
     textBox1.Text = "";
   }
 }
}