程式設計 JAVA

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※ C Sharp 簡易型計算機 制作參考網站：

＊ 程式碼：將 TextBox 控制項中的文字轉換成整數 (Visual C#)

http://msdn.microsoft.com/zh-tw/library/aa287581%28v=vs.71%29.aspx

＊ 簡易型計算機vb and c# - darrent

http://www.dotblogs.com.tw/darrent/archive/2011/05/19/25480.aspx

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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 WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        String aa;

        String m;
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
            //textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button2_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
            //textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button3_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
            //textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button4_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
            //textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button5_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
            //textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button6_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
           // textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button7_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
            //textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button8_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
            //textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button9_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
           // textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button10_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
           // textBox1.Text = "";
            textBox1.Text += b.Text;
        }

        private void button17_Click(object sender, EventArgs e)
        {
           
            textBox1.Text = "";
        }

        private void button15_Click(object sender, EventArgs e)
        {
                Double a = Double.Parse(aa);
                Double b = Int32.Parse(textBox1.Text);
                Double c = 0;
    
                switch (m)
                {
                    case "+":
                        c = a + b;
                        break;
                    case "-":
                        c = a - b;
                        break;
                    case "*":
                        c = a * b;
                        break;
                    case "/":
                        c = a / b;
                        break;
    
                }
                textBox1.Text = c.ToString();
        }

        private void button11_Click(object sender, EventArgs e)
        {
            Button mb = sender as Button;
            m = mb.Text;
            aa = textBox1.Text;
            textBox1.Text = "";
        }


        private void button13_Click(object sender, EventArgs e)
        {
            Button mb = sender as Button;
            m = mb.Text;
            aa = textBox1.Text;
            textBox1.Text = "";


        }
            
        private void button12_Click(object sender, EventArgs e)
        {
            Button mb = sender as Button;
            m = mb.Text;
            aa = textBox1.Text;
            textBox1.Text = "";
           
        }

        private void button14_Click(object sender, EventArgs e)
        {
            Button mb = sender as Button;
            m = mb.Text;
            aa = textBox1.Text;
            textBox1.Text = "";
        }

        private void button16_Click(object sender, EventArgs e)
        {
            Button b = sender as Button;
            
            textBox1.Text += b.Text;
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            
        }
    }
}