嘿，亲！知识可是无价之宝呢，但咱这精心整理的资料也耗费了不少心血呀。小小地破费一下，绝对物超所值哦！如有下载和支付问题，请联系我们QQ(微信同号)：78630559
本次赞助数额为： 2 元微信扫码支付：2 元
请留下您的邮箱，我们将在2小时内将文件发到您的邮箱
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 TinyCalc
{
public partial class Form1 : Form
{
double num1, num2, reasult;
bool decimalFlag = false;
bool res = false;
string myOperator;
//定义NumClick方法，点击数据按钮时，调用此方法，并且将数字追加到文本框
public void NumClick(int inputNumber)
{
if (decimalFlag) //小数
{
textBox1.Text = textBox1.Text inputNumber;
}
else //整数
{
if(textBox1.Text == "0.")
textBox1.Text = inputNumber ".";
else
textBox1.Text = textBox1.Text.Substring(0, textBox1.Text.Length - 1) inputNumber ".";
}
}
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
textBox1.Text = "0."; //初始显示得值位0
textBox1.TextAlign = HorizontalAlignment.Right; //右对齐
}
//小数点按钮单击事件
private void button11_Click(object sender, EventArgs e)
{
decimalFlag = true;
}
//按钮 C 单击事件
private void button12_Click(object sender, EventArgs e)
{
num1 = 0;
num2 = 0;
decimalFlag = false;
textBox1.Text = "0.";
}
//数字按钮0到9单击事件
private void button10_Click(object sender, EventArgs e)
{
NumClick(0);
}
private void button1_Click(object sender, EventArgs e)
{
NumClick(1);
}
private void button2_Click(object sender, EventArgs e)
{
NumClick(2);
}
private void button3_Click(object sender, EventArgs e)
{
NumClick(3);
}
private void button4_Click(object sender, EventArgs e)
{
NumClick(4);
}
private void button5_Click(object sender, EventArgs e)
{
NumClick(5);
}
private void button6_Click(object sender, EventArgs e)
{
NumClick(6);
}
private void button7_Click(object sender, EventArgs e)
{
NumClick(7);
}
private void button8_Click(object sender, EventArgs e)
{
NumClick(8);
}
private void button9_Click(object sender, EventArgs e)
{
NumClick(9);
}
// - * / 按钮事件
private void button13_Click(object sender, EventArgs e)
{
myOperator = "add";
num1 = double.Parse(textBox1.Text);
textBox1.Text = "0.";
decimalFlag = false;
}
private void button14_Click(object sender, EventArgs e)
{
myOperator = "sub";
num1 = double.Parse(textBox1.Text);
textBox1.Text = "0.";
decimalFlag = false;
}
private void button15_Click(object sender, EventArgs e)
{
myOperator = "mul";
num1 = double.Parse(textBox1.Text);
textBox1.Text = "0.";
decimalFlag = false;
}
private void button16_Click(object sender, EventArgs e)
{
myOperator = "div";
num1 = double.Parse(textBox1.Text);
textBox1.Text = "0.";
decimalFlag = false;
}
private void textBox1_TextChanged(object sender, EventArgs e)
{
}
private void textBox1_TextChanged_1(object sender, EventArgs e)
{
}
private void groupBox1_Enter(object sender, EventArgs e)
{
}
//等号 = 点击事件
private void button17_Click(object sender, EventArgs e)
{
num2 = double.Parse(textBox1.Text);
switch(myOperator)
{
case "add":
reasult = num1 num2;
textBox1.Text = reasult.ToString();
break;
case "sub":
reasult = num1 - num2;
textBox1.Text = reasult.ToString();
break;
case "mul":
reasult = num1 * num2;
textBox1.Text = reasult.ToString();
break;
case "div":
if(num2 == 0)
{
textBox1.Text = "除数不能为“0”！";
}
else {
reasult = num1 / num2;
textBox1.Text = reasult.ToString();
}
break;
}
res = true;
}
}
}