C#怎么实现计算器页面布局和数值初始化

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实现页面布局和数值初始化

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 WindowsFormsAppCalculator{    public partial class Form1 : Form    {        double number = 0;        public Form1()        {            InitializeComponent();        }        private void num1_Click(object sender, EventArgs e)        {            number = number * 10 + 1;            labelout.Text = Convert.ToString(number);        }        private void num2_Click(object sender, EventArgs e)        {            number = number * 10 + 2;            labelout.Text = Convert.ToString(number);        }        private void num3_Click(object sender, EventArgs e)        {            number = number * 10 + 3;            labelout.Text = Convert.ToString(number);        }        private void num4_Click(object sender, EventArgs e)        {            number = number * 10 + 4;            labelout.Text = Convert.ToString(number);        }        private void num5_Click(object sender, EventArgs e)        {            number = number * 10 + 5;            labelout.Text = Convert.ToString(number);        }        private void num6_Click(object sender, EventArgs e)        {            number = number * 10 + 6;            labelout.Text = Convert.ToString(number);        }        private void num7_Click(object sender, EventArgs e)        {            number = number * 10 + 7;            labelout.Text = Convert.ToString(number);        }        private void num8_Click(object sender, EventArgs e)        {            number = number * 10 + 8;            labelout.Text = Convert.ToString(number);        }        private void num9_Click(object sender, EventArgs e)        {            number = number * 10 + 9;            labelout.Text = Convert.ToString(number);        }        private void num0_Click(object sender, EventArgs e)        {            number = number * 10 + 0;            labelout.Text = Convert.ToString(number);        }        private void Form1_Load(object sender, EventArgs e)        {            labelout.Text = Convert.ToString(number);        }        private void clean_Click(object sender, EventArgs e)        {            number = 0;            labelout.Text = Convert.ToString(number);        }    }}

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