Scientific Calculator...
Here are some namespaces which you will include
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
This is the coding for creating a scientific calculator
namespace calculator
{
public partial class Form1 : Form
{
calc.Class1 obj = new calc.Class1();
//calc.Class1 obj1 = new calc.Class1();
//Variables which you have to decalre
string sign; double r = 0;
double p;
bool count = false;
bool ff = false;
string sign1;
double d = 0; double temp;
double s;
bool check = false;
public Form1()
{
InitializeComponent();
}
public void button1_Click(object sender, EventArgs e)
{
if (check == true)
{
ff = true;
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button1.Text);
}
public void button2_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button2.Text);
}
public void button3_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button3.Text);
}
public void button4_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button4.Text);
}
public void button5_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button5.Text);
}
public void button6_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button6.Text);
}
public void button7_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button7.Text);
}
public void button8_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button8.Text);
}
public void button9_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button9.Text);
}
public void button10_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button10.Text);
}
/*public void button1_Click(object sender, EventArgs e)
{
i0f (check == true)
{
ff = true;
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button1.Text);
}*/
private void button11_Click(object sender, EventArgs e)
{
check = true;
s = double.Parse(textBox1.Text);
sign = Convert.ToString(button11.Text);
if (ff == true)
{
p = double.Parse(textBox1.Text);
textBox1.Text = Convert.ToString((r + p));
r = double.Parse(textBox1.Text);
ff = false;
}
}
private void button12_Click(object sender, EventArgs e)
{
check = true;
s = double.Parse(textBox1.Text);
sign = Convert.ToString(button12.Text);
}
private void button13_Click(object sender, EventArgs e)
{
check = true;
s = double.Parse(textBox1.Text);
sign = Convert.ToString(button13.Text);
}
private void button14_Click(object sender, EventArgs e)
{
check = true;
s = double.Parse(textBox1.Text);
sign = Convert.ToString(button14.Text);
}
private void button15_Click(object sender, EventArgs e)
{
temp = double.Parse(textBox1.Text);
textBox1.Text = Convert.ToString(obj.op(s, temp, sign));
}
private void button16_Click(object sender, EventArgs e)
{
textBox1.Text = "";
}
private void button17_Click(object sender, EventArgs e)
{
string st;
st = textBox1.Text;
textBox1.Text = st.Substring(0, st.Length - 1);
}
private void button18_Click(object sender, EventArgs e)
{
s = double.Parse(textBox1.Text);
sign = button18.Text;
textBox1.Text = (obj.op(s, sign).ToString());
}
private void button19_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString((textBox1.Text + button19.Text));
}
private void button20_Click(object sender, EventArgs e)
{
textBox1.Text = "";
}
private void button21_Click(object sender, EventArgs e)
{
s = double.Parse(textBox1.Text);
sign = button21.Text.ToString();
textBox1.Text = obj.op(s, sign).ToString();
}
private void button22_Click(object sender, EventArgs e)
{
s = double.Parse(textBox1.Text);
textBox1.Text = Convert.ToString(obj.op(s));
}
private void button23_Click(object sender, EventArgs e)
{
temp = double.Parse(textBox1.Text);
sign = button23.Text.ToString();
textBox1.Text = Convert.ToString(obj.op(temp, s, sign));
}
private void button24_Click(object sender, EventArgs e)
{
temp = double.Parse(textBox1.Text);
sign = button24.Text;
textBox1.Text = obj.op(temp, sign).ToString();
}
private void button25_Click(object sender, EventArgs e)
{
temp = double.Parse(textBox1.Text);
sign = button25.Text;
textBox1.Text = obj.op(temp, sign).ToString();
}
private void radioButton3_CheckedChanged(object sender, EventArgs e)
{
//dec
//if (count ==false)
// {
long temp1 = long.Parse(textBox1.Text);
// sign1 = radioButton3.Text;
textBox1.Text = Convert.ToString(obj.op(sign, temp1, sign1));
// }
/*else
{
string temp2=textBox1.Text.ToString();
sign1=radioButton3.Text;
textBox1.Text = obj.op(temp2, sign).ToString() ;
}*/
}
private void radioButton1_CheckedChanged(object sender, EventArgs e)
{ //bin
sign = radioButton1.Text;
//temp = double.Parse((textBox1.Text));
// sign = radioButton1.Text;
// double k = (obj.op(s, sign));
// textBox1.Text = (obj.op(s, sign).ToString());
}
private void button33_Click(object sender, EventArgs e)
{
temp = int.Parse(textBox1.Text);
sign = button33.Text;
textBox1.Text = (obj.op(temp, sign)).ToString();
}
private void button34_Click(object sender, EventArgs e)
{
temp = double.Parse(textBox1.Text);
sign = button34.Text;
textBox1.Text = (obj.op(temp, sign)).ToString();
}
private void button35_Click(object sender, EventArgs e)
{
temp = double.Parse(textBox1.Text);
sign = button35.Text;
textBox1.Text = (obj.op(temp, sign)).ToString();
}
private void button36_Click(object sender, EventArgs e)
{
temp = int.Parse(textBox1.Text);
sign = button36.Text;
textBox1.Text = (obj.op(temp, sign)).ToString();
}
private void button37_Click(object sender, EventArgs e)
{
check = true;
s = double.Parse(textBox1.Text);
sign = button37.Text;
}
private void button38_Click(object sender, EventArgs e)
{
decimal k = 22 / 7m;
textBox1.Text = Convert.ToString(k);
}
private void button39_Click(object sender, EventArgs e)
{
s = double.Parse(textBox1.Text);
sign = button39.Text;
textBox1.Text = (obj.op(s, sign).ToString());
}
private void radioButton2_CheckedChanged(object sender, EventArgs e)
{
//oct
//temp = double.Parse(textBox1.Text);
sign = radioButton2.Text;
//textBox1.Text = (obj.op(temp, sign).ToString());
}
private void radioButton4_CheckedChanged(object sender, EventArgs e)
{//hex
//temp = double.Parse(textBox1.Text);
//count = true;
sign = radioButton4.Text;
//textBox1.Text = (obj.op(temp, sign).ToString());
}
private void button27_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button27.Text);
}
private void button28_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button28.Text);
}
private void button29_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button29.Text);
}
private void button30_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button30.Text);
}
private void button31_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button31.Text);
}
private void button32_Click(object sender, EventArgs e)
{
if (check == true)
{
check = false;
textBox1.Text = "";
}
textBox1.Text = Convert.ToString(textBox1.Text + button31.Text);
}
private void Form1_Load(object sender, EventArgs e)
{
}
private void exitToolStripMenuItem_Click(object sender, EventArgs e)
{
System.Windows.Forms.DialogResult answer;
answer = MessageBox.Show("Do you really want to exit_? ", "Exit",
MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (answer == System.Windows.Forms.DialogResult.No)
{
return;
}
else
{
Application.Exit();
}
}
private void aboutToolStripMenuItem_Click(object sender, EventArgs e)
{
abtfrm a = new abtfrm();
a.Show();
}
}
}
Here is the Interface of Scientific Calculator__
![Scientific Calculator.JPG]()
For further help :
Contact : [email protected]