#pragma once
#include<conio.h> //For_getch()_function
#include<math.h>
double ans, a, b;
int flag=0;
using namespace std;
namespace Calculator {
using namespace System;
using namespace System::ComponentModel;
using namespace System::Collections;
using namespace System::Windows::Forms;
using namespace System::Data;
using namespace System::Drawing;
/// <summary>
/// Summary for Form1
/// </summary>
public ref class Form1 : public System::Windows::Forms::Form
{
public:
Form1(void)
{
InitializeComponent();
//
//TODO: Add the constructor code here
//
}
protected:
/// <summary>
/// Clean up any resources being used.
/// </summary>
~Form1()
{
if (components)
{
delete components;
}
}
private: System::Windows::Forms::TextBox^ txtb;
private: System::Windows::Forms::Button^ button1;
private: System::Windows::Forms::Button^ button2;
private: System::Windows::Forms::Button^ button3;
private: System::Windows::Forms::Button^ button4;
private: System::Windows::Forms::Button^ button5;
private: System::Windows::Forms::Button^ button6;
private: System::Windows::Forms::Button^ button7;
private: System::Windows::Forms::Label^ label1;
private: System::Windows::Forms::MenuStrip^ menuStrip1;
private: System::Windows::Forms::ToolStripMenuItem^ menuToolStripMenuItem;
private: System::Windows::Forms::ToolStripMenuItem^ exitToolStripMenuItem;
protected:
protected:
protected:
private:
/// <summary>
/// Required designer variable.
/// </summary>
System::ComponentModel::Container ^components;
#pragma region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
void InitializeComponent(void)
{
System::ComponentModel::ComponentResourceManager^ resources = (gcnew System::ComponentModel::ComponentResourceManager(Form1::typeid));
this->txtb = (gcnew System::Windows::Forms::TextBox());
this->button1 = (gcnew System::Windows::Forms::Button());
this->button2 = (gcnew System::Windows::Forms::Button());
this->button3 = (gcnew System::Windows::Forms::Button());
this->button4 = (gcnew System::Windows::Forms::Button());
this->button5 = (gcnew System::Windows::Forms::Button());
this->button6 = (gcnew System::Windows::Forms::Button());
this->button7 = (gcnew System::Windows::Forms::Button());
this->label1 = (gcnew System::Windows::Forms::Label());
this->menuStrip1 = (gcnew System::Windows::Forms::MenuStrip());
this->menuToolStripMenuItem = (gcnew System::Windows::Forms::ToolStripMenuItem());
this->exitToolStripMenuItem = (gcnew System::Windows::Forms::ToolStripMenuItem());
this->menuStrip1->SuspendLayout();
this->SuspendLayout();
//
// txtb
//
this->txtb->BackColor = System::Drawing::Color::White;
this->txtb->BorderStyle = System::Windows::Forms::BorderStyle::FixedSingle;
this->txtb->Font = (gcnew System::Drawing::Font(L"Arial Rounded MT Bold", 26.25F, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->txtb->ForeColor = System::Drawing::Color::Black;
this->txtb->Location = System::Drawing::Point(32, 44);
this->txtb->Margin = System::Windows::Forms::Padding(2, 3, 2, 3);
this->txtb->Name = L"txtb";
this->txtb->Size = System::Drawing::Size(300, 48);
this->txtb->TabIndex = 0;
this->txtb->TextAlign = System::Windows::Forms::HorizontalAlignment::Right;
this->txtb->WordWrap = false;
this->txtb->TextChanged += gcnew System::EventHandler(this, &Form1::txtb_TextChanged);
//
// button1
//
this->button1->Font = (gcnew System::Drawing::Font(L"Arial Rounded MT Bold", 27.75F, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->button1->Location = System::Drawing::Point(32, 108);
this->button1->Margin = System::Windows::Forms::Padding(2, 3, 2, 3);
this->button1->Name = L"button1";
this->button1->Size = System::Drawing::Size(98, 49);
this->button1->TabIndex = 1;
this->button1->Text = L"+";
this->button1->UseVisualStyleBackColor = true;
this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
//
// button2
//
this->button2->Font = (gcnew System::Drawing::Font(L"Letterman-Solid", 15.75F, System::Drawing::FontStyle::Italic, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->button2->Location = System::Drawing::Point(234, 108);
this->button2->Margin = System::Windows::Forms::Padding(2, 3, 2, 3);
this->button2->Name = L"button2";
this->button2->Size = System::Drawing::Size(98, 49);
this->button2->TabIndex = 2;
this->button2->Text = L"=";
this->button2->UseVisualStyleBackColor = true;
this->button2->Click += gcnew System::EventHandler(this, &Form1::button2_Click);
//
// button3
//
this->button3->Font = (gcnew System::Drawing::Font(L"Arial Rounded MT Bold", 27.75F, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->button3->Location = System::Drawing::Point(32, 160);
this->button3->Margin = System::Windows::Forms::Padding(2, 3, 2, 3);
this->button3->Name = L"button3";
this->button3->Size = System::Drawing::Size(98, 49);
this->button3->TabIndex = 3;
this->button3->Text = L"-";
this->button3->UseVisualStyleBackColor = true;
this->button3->Click += gcnew System::EventHandler(this, &Form1::button3_Click);
//
// button4
//
this->button4->Font = (gcnew System::Drawing::Font(L"Arial Rounded MT Bold", 27.75F, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->button4->Location = System::Drawing::Point(32, 212);
this->button4->Margin = System::Windows::Forms::Padding(2, 3, 2, 3);
this->button4->Name = L"button4";
this->button4->Size = System::Drawing::Size(98, 49);
this->button4->TabIndex = 4;
this->button4->Text = L"x";
this->button4->UseVisualStyleBackColor = true;
this->button4->Click += gcnew System::EventHandler(this, &Form1::button4_Click);
//
// button5
//
this->button5->Font = (gcnew System::Drawing::Font(L"Arial Rounded MT Bold", 27.75F, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->button5->Location = System::Drawing::Point(32, 264);
this->button5->Margin = System::Windows::Forms::Padding(2, 3, 2, 3);
this->button5->Name = L"button5";
this->button5->Size = System::Drawing::Size(98, 49);
this->button5->TabIndex = 5;
this->button5->Text = L"/";
this->button5->UseVisualStyleBackColor = true;
this->button5->Click += gcnew System::EventHandler(this, &Form1::button5_Click);
//
// button6
//
this->button6->Font = (gcnew System::Drawing::Font(L"Arial Rounded MT Bold", 12, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->button6->Location = System::Drawing::Point(234, 161);
this->button6->Margin = System::Windows::Forms::Padding(2, 3, 2, 3);
this->button6->Name = L"button6";
this->button6->Size = System::Drawing::Size(98, 49);
this->button6->TabIndex = 6;
this->button6->Text = L"ROOT";
this->button6->UseVisualStyleBackColor = true;
this->button6->Click += gcnew System::EventHandler(this, &Form1::button6_Click);
//
// button7
//
this->button7->Font = (gcnew System::Drawing::Font(L"Arial Rounded MT Bold", 12, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->button7->Location = System::Drawing::Point(234, 212);
this->button7->Margin = System::Windows::Forms::Padding(2, 3, 2, 3);
this->button7->Name = L"button7";
this->button7->Size = System::Drawing::Size(98, 49);
this->button7->TabIndex = 7;
this->button7->Text = L"SQUARE";
this->button7->UseVisualStyleBackColor = true;
this->button7->Click += gcnew System::EventHandler(this, &Form1::button7_Click);
//
// label1
//
this->label1->AutoSize = true;
this->label1->BackColor = System::Drawing::SystemColors::HighlightText;
this->label1->Font = (gcnew System::Drawing::Font(L"KabobExtrabold", 12, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->label1->Location = System::Drawing::Point(123, 3);
this->label1->Name = L"label1";
this->label1->Size = System::Drawing::Size(135, 18);
this->label1->TabIndex = 8;
this->label1->Text = L"Simple Calculator";
this->label1->Click += gcnew System::EventHandler(this, &Form1::label1_Click);
//
// menuStrip1
//
this->menuStrip1->Items->AddRange(gcnew cli::array< System::Windows::Forms::ToolStripItem^ >(1) {this->menuToolStripMenuItem});
this->menuStrip1->LayoutStyle = System::Windows::Forms::ToolStripLayoutStyle::Flow;
this->menuStrip1->Location = System::Drawing::Point(0, 0);
this->menuStrip1->Name = L"menuStrip1";
this->menuStrip1->Size = System::Drawing::Size(360, 23);
this->menuStrip1->TabIndex = 10;
this->menuStrip1->Text = L"menuStrip1";
this->menuStrip1->ItemClicked += gcnew System::Windows::Forms::ToolStripItemClickedEventHandler(this, &Form1::menuStrip1_ItemClicked);
//
// menuToolStripMenuItem
//
this->menuToolStripMenuItem->DropDownItems->AddRange(gcnew cli::array< System::Windows::Forms::ToolStripItem^ >(1) {this->exitToolStripMenuItem});
this->menuToolStripMenuItem->Name = L"menuToolStripMenuItem";
this->menuToolStripMenuItem->Size = System::Drawing::Size(50, 19);
this->menuToolStripMenuItem->Text = L"Menu";
this->menuToolStripMenuItem->Click += gcnew System::EventHandler(this, &Form1::menuToolStripMenuItem_Click);
//
// exitToolStripMenuItem
//
this->exitToolStripMenuItem->Name = L"exitToolStripMenuItem";
this->exitToolStripMenuItem->Size = System::Drawing::Size(92, 22);
this->exitToolStripMenuItem->Text = L"Exit";
this->exitToolStripMenuItem->Click += gcnew System::EventHandler(this, &Form1::exitToolStripMenuItem_Click);
//
// Form1
//
this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
this->BackgroundImage = (cli::safe_cast<System::Drawing::Image^ >(resources->GetObject(L"$this.BackgroundImage")));
this->BackgroundImageLayout = System::Windows::Forms::ImageLayout::Stretch;
this->ClientSize = System::Drawing::Size(360, 324);
this->Controls->Add(this->label1);
this->Controls->Add(this->button7);
this->Controls->Add(this->button6);
this->Controls->Add(this->button5);
this->Controls->Add(this->button4);
this->Controls->Add(this->button3);
this->Controls->Add(this->button2);
this->Controls->Add(this->button1);
this->Controls->Add(this->txtb);
this->Controls->Add(this->menuStrip1);
this->DoubleBuffered = true;
this->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 8.25F, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
static_cast<System::Byte>(0)));
this->ForeColor = System::Drawing::Color::Black;
this->FormBorderStyle = System::Windows::Forms::FormBorderStyle::Fixed3D;
this->MainMenuStrip = this->menuStrip1;
this->Margin = System::Windows::Forms::Padding(2, 3, 2, 3);
this->Name = L"Form1";
this->Text = L"Form1";
this->Load += gcnew System::EventHandler(this, &Form1::Form1_Load);
this->menuStrip1->ResumeLayout(false);
this->menuStrip1->PerformLayout();
this->ResumeLayout(false);
this->PerformLayout();
}
#pragma endregion
private: System::Void txtb_TextChanged(System::Object^ sender, System::EventArgs^ e) {
int temp;
if(Int32::TryParse(txtb->Text, temp))
a = float::Parse(txtb->Text);
}
private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {
flag=1;
b = double::Parse(txtb->Text);
ans=a+b;
}
private: System::Void button3_Click(System::Object^ sender, System::EventArgs^ e) {
flag=2;
b = float::Parse(txtb->Text);
}
private: System::Void button2_Click(System::Object^ sender, System::EventArgs^ e) {
if(a==0 && b==0)
{
txtb->Text = "Enter Numbers";
}
if(flag==1)
{
ans=a+b;
txtb->Text = Convert::ToString(ans);
}
else if(flag==2)
{
ans=b-a;
txtb->Text = Convert::ToString(ans);
}
else if(flag==3)
{
ans=b*a;
txtb->Text = Convert::ToString(ans);
}
else if(flag==4)
{
if(a==0)
{
MessageBox::Show("Divided By Zero Error");
}
ans=b/a;
txtb->Text = Convert::ToString(ans);
}
}
private: System::Void button4_Click(System::Object^ sender, System::EventArgs^ e) {
flag=3;
b = double::Parse(txtb->Text);
}
private: System::Void button5_Click(System::Object^ sender, System::EventArgs^ e) {
flag=4;
b = double::Parse(txtb->Text);
}
private: System::Void button6_Click(System::Object^ sender, System::EventArgs^ e) {
ans=sqrt(a);
txtb->Text = Convert::ToString(ans);
}
private: System::Void button7_Click(System::Object^ sender, System::EventArgs^ e) {
ans=a*a;
txtb->Text = Convert::ToString(ans);
}
private: System::Void label1_Click(System::Object^ sender, System::EventArgs^ e) {
MessageBox::Show("your name");
}
private: System::Void button8_Click(System::Object^ sender, System::EventArgs^ e) {
a=b=0;
}
private: System::Void exitToolStripMenuItem_Click(System::Object^ sender, System::EventArgs^ e) {
Application::Exit();
}
private: System::Void menuStrip1_ItemClicked(System::Object^ sender, System::Windows::Forms::ToolStripItemClickedEventArgs^ e) {
}
private: System::Void menuToolStripMenuItem_Click(System::Object^ sender, System::EventArgs^ e) {
}
private: System::Void Form1_Load(System::Object^ sender, System::EventArgs^ e) {
}
};
}
----------------------------------Calculator.cpp
// Calculator.cpp : main project file.
#include "stdafx.h"
#include "Form1.h"
using namespace Calculator;
[STAThreadAttribute]
int main(array<System::String ^> ^args)
{
// Enabling Windows XP visual effects before any controls are created
Application::EnableVisualStyles();
Application::SetCompatibleTextRenderingDefault(false);
// Create the main window and run it
Application::Run(gcnew Form1());
return 0;
}
---------------------------------------------How to create a simple calculator in vc 2008 windows forms
Calculator Sample: Windows Forms Pocket Calculator
Sample Calculator with windows form application
Written by Unknown
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