Visual Studio.NET WPF - Basic Calculator Application
I have come up with basic calculator application using WPF. Here is the source code and download link given below:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
namespace WpfBasicCalculator
{
/// <summary>
/// Interaction logic for MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private bool reset = true;
private bool masterreset = true;
private int optype = -1;
private double oper1 = 0;
private double oper2 = 0;
private int opcount = 0;
private void AddString(string s)
{
if (reset == true)
{
reset = false;
textBox1.Text = "";
}
if (masterreset == true)
{
masterreset = false;
textBoxStack.Text = "";
}
textBox1.Text += s;
}
private void button0_Click(object sender, RoutedEventArgs e)
{
AddString("0");
}
private void button1_Click(object sender, RoutedEventArgs e)
{
AddString("1");
}
private void button2_Click(object sender, RoutedEventArgs e)
{
AddString("2");
}
private void button3_Click(object sender, RoutedEventArgs e)
{
AddString("3");
}
private void button4_Click(object sender, RoutedEventArgs e)
{
AddString("4");
}
private void button5_Click(object sender, RoutedEventArgs e)
{
AddString("5");
}
private void button6_Click(object sender, RoutedEventArgs e)
{
AddString("6");
}
private void button7_Click(object sender, RoutedEventArgs e)
{
AddString("7");
}
private void button8_Click(object sender, RoutedEventArgs e)
{
AddString("8");
}
private void button9_Click(object sender, RoutedEventArgs e)
{
AddString("9");
}
private void buttonComp_Click(object sender, RoutedEventArgs e)
{
string s = textBox1.Text;
oper1 = Convert.ToDouble(textBox1.Text);
oper1 = -oper1;
textBox1.Text = oper1.ToString();
}
private void buttonDot_Click(object sender, RoutedEventArgs e)
{
string s = textBox1.Text;
bool bdotfound = false;
for (int i = 0; i < s.Length; i++)
{
if (s[i] == '.')
bdotfound = true;
}
if( bdotfound == false)
AddString(".");
}
private void buttonsl_Click(object sender, RoutedEventArgs e)
{
if (opcount == 0)
{
opcount = 1;
oper1 = Convert.ToDouble(textBox1.Text);
textBoxStack.Text += oper1.ToString();
textBoxStack.Text += "/";
textBox1.Text = "";
}
else if (opcount == 1)
{
opcount = 1;
textBoxStack.Text += Convert.ToDouble(textBox1.Text).ToString();
textBoxStack.Text += "/";
if (optype == 1)
oper1 = oper1 + Convert.ToDouble(textBox1.Text);
else if (optype == 2)
oper1 = oper1 - Convert.ToDouble(textBox1.Text);
else if (optype == 3)
oper1 = oper1 * Convert.ToDouble(textBox1.Text);
else if (optype == 4)
oper1 = oper1 / Convert.ToDouble(textBox1.Text);
textBox1.Text = "";
}
optype = 4;
}
private void buttonmul_Click(object sender, RoutedEventArgs e)
{
if (opcount == 0)
{
opcount = 1;
oper1 = Convert.ToDouble(textBox1.Text);
textBoxStack.Text += oper1.ToString();
textBoxStack.Text += "*";
textBox1.Text = "";
}
else if (opcount == 1)
{
opcount = 1;
textBoxStack.Text += Convert.ToDouble(textBox1.Text).ToString();
textBoxStack.Text += "*";
if (optype == 1)
oper1 = oper1 + Convert.ToDouble(textBox1.Text);
else if (optype == 2)
oper1 = oper1 - Convert.ToDouble(textBox1.Text);
else if (optype == 3)
oper1 = oper1 * Convert.ToDouble(textBox1.Text);
else if (optype == 4)
oper1 = oper1 / Convert.ToDouble(textBox1.Text);
textBox1.Text = "";
}
optype = 3;
}
private void buttonsub_Click(object sender, RoutedEventArgs e)
{
if (opcount == 0)
{
opcount = 1;
oper1 = Convert.ToDouble(textBox1.Text);
textBoxStack.Text += oper1.ToString();
textBoxStack.Text += "-";
textBox1.Text = "";
}
else if (opcount == 1)
{
opcount = 1;
textBoxStack.Text += Convert.ToDouble(textBox1.Text).ToString();
textBoxStack.Text += "-";
if (optype == 1)
oper1 = oper1 + Convert.ToDouble(textBox1.Text);
else if (optype == 2)
oper1 = oper1 - Convert.ToDouble(textBox1.Text);
else if (optype == 3)
oper1 = oper1 * Convert.ToDouble(textBox1.Text);
else if (optype == 4)
oper1 = oper1 / Convert.ToDouble(textBox1.Text);
textBox1.Text = oper1.ToString();
reset = true;
}
optype = 2;
}
private void buttonAdd_Click(object sender, RoutedEventArgs e)
{
if (opcount == 0)
{
opcount = 1;
oper1 = Convert.ToDouble(textBox1.Text);
textBoxStack.Text += oper1.ToString();
textBoxStack.Text += "+";
textBox1.Text = "";
}
else if (opcount == 1)
{
opcount = 1;
textBoxStack.Text += Convert.ToDouble(textBox1.Text).ToString();
textBoxStack.Text += "+";
if (optype == 1)
oper1 = oper1 + Convert.ToDouble(textBox1.Text);
else if (optype == 2)
oper1 = oper1 - Convert.ToDouble(textBox1.Text);
else if (optype == 3)
oper1 = oper1 * Convert.ToDouble(textBox1.Text);
else if (optype == 4)
oper1 = oper1 / Convert.ToDouble(textBox1.Text);
textBox1.Text = oper1.ToString();
reset = true;
}
optype = 1;
}
private void buttonEQ_Click(object sender, RoutedEventArgs e)
{
if (opcount == 0)
{
opcount = 1;
oper1 = Convert.ToDouble(textBox1.Text);
textBox1.Text = oper1.ToString();
reset = true;
}
else if (opcount == 1)
{
opcount = 0;
textBoxStack.Text += Convert.ToDouble(textBox1.Text).ToString();
if(optype == 1)
oper1 = oper1 + Convert.ToDouble(textBox1.Text);
else if (optype == 2)
oper1 = oper1 - Convert.ToDouble(textBox1.Text);
else if (optype == 3)
oper1 = oper1 * Convert.ToDouble(textBox1.Text);
else if (optype == 4)
oper1 = oper1 / Convert.ToDouble(textBox1.Text);
textBox1.Text = oper1.ToString();
reset = true;
masterreset = true;
}
}
private void buttonper_Click(object sender, RoutedEventArgs e)
{
System.Diagnostics.Process p = new System.Diagnostics.Process();
p.StartInfo.FileName = "http://www.softwareandfinance.com";
p.Start();
}
}
}
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