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 WindowsFormsApplication1
{
public partial class CALCULATOR : Form
{
Double ResultsCalur = 0;
string operationPerformed = "";
bool isOperationPerformed = false;
public CALCULATOR()
{
InitializeComponent();
}
private void button14_Click(object sender, EventArgs e)
{
}
private void CALCULATOR_Load(object sender, EventArgs e)
{
}
private void txtdivide_Click(object sender, EventArgs e)
{
}
private void btnce_Click(object sender, EventArgs e)
{
textBox1.Text = "0";
}
private void btnc_Click(object sender, EventArgs e)
{
textBox1.Text = "0";
ResultsCalur = 0;
}
private void txtequals_Click(object sender, EventArgs e)
{
switch (operationPerformed)
{
case "+":
textBox1.Text = (ResultsCalur + Double.Parse(textBox1.Text)).ToString();
break;
case "-":
textBox1.Text = (ResultsCalur - Double.Parse(textBox1.Text)).ToString();
break;
case "/":
textBox1.Text = (ResultsCalur / Double.Parse(textBox1.Text)).ToString();
break;
case "*":
textBox1.Text = (ResultsCalur * Double.Parse(textBox1.Text)).ToString();
break;
}
ResultsCalur = Double.Parse(textBox1.Text);
lblcurrentopp.Text = " ";
}
private void btn0_Click(object sender, EventArgs e)
{
if ((textBox1.Text == "0") || (isOperationPerformed))
textBox1.Clear();
Button button = (Button)sender;
if(button.Text ==".")
{
if (!textBox1.Text.Contains("."))
textBox1.Text = textBox1.Text + button.Text;
}else
textBox1.Text = textBox1.Text + button.Text;
}
private void txtplus_Click_1(object sender, EventArgs e)
{
Button button = (Button)sender;
if(ResultsCalur != 0){
txtequals.PerformClick();
operationPerformed = button.Text;
lblcurrentopp.Text = ResultsCalur + " " + operationPerformed;
isOperationPerformed = true;
}
else {
operationPerformed = button.Text;
ResultsCalur = Double.Parse(textBox1.Text);
lblcurrentopp.Text = ResultsCalur + " " + operationPerformed;
isOperationPerformed = true;
}
}
}
}
Mike SmilePosted Apr 2, 2020, 10:46 AM
Vinay SinghPosted Apr 2, 2020, 2:15 AM
Jignesh KumarPosted Apr 2, 2020, 12:53 AM