مشکل با C++‎ windows form

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#pragma once


namespace Arman {

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
///
/// WARNING: If you change the name of this class, you will need to change the
/// 'Resource File Name' property for the managed resource compiler tool
/// associated with all .resx files this class depends on. Otherwise,
/// the designers will not be able to interact properly with localized
/// resources associated with this form.
/// </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^ input1;
private: System::Windows::Forms::TextBox^ input2;
protected:

protected:

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::Label^ label1;
private: System::Windows::Forms::Label^ label2;

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)
{
this->input1 = (gcnew System::Windows::Forms::TextBox());
this->input2 = (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->label1 = (gcnew System::Windows::Forms::Label());
this->label2 = (gcnew System::Windows::Forms::Label());
this->SuspendLayout();
//
// input1
//
this->input1->Location = System::Drawing::Point(12, 12);
this->input1->Name = L"input1";
this->input1->Size = System::Drawing::Size(193, 20);
this->input1->TabIndex = 0;
this->input1->TextChanged += gcnew System::EventHandler(this, &Form1::textBox1_TextChanged);
//
// input2
//
this->input2->Location = System::Drawing::Point(12, 77);
this->input2->Name = L"input2";
this->input2->Size = System::Drawing::Size(193, 20);
this->input2->TabIndex = 1;
//
// button1
//
this->button1->Location = System::Drawing::Point(12, 112);
this->button1->Name = L"button1";
this->button1->Size = System::Drawing::Size(60, 33);
this->button1->TabIndex = 2;
this->button1->Text = L"+";
this->button1->UseVisualStyleBackColor = true;
this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
//
// button2
//
this->button2->Location = System::Drawing::Point(79, 112);
this->button2->Name = L"button2";
this->button2->Size = System::Drawing::Size(60, 33);
this->button2->TabIndex = 3;
this->button2->Text = L"*";
this->button2->UseVisualStyleBackColor = true;
this->button2->Click += gcnew System::EventHandler(this, &Form1::button2_Click);
//
// button3
//
this->button3->Location = System::Drawing::Point(145, 112);
this->button3->Name = L"button3";
this->button3->Size = System::Drawing::Size(60, 33);
this->button3->TabIndex = 4;
this->button3->Text = L"Enter";
this->button3->UseVisualStyleBackColor = true;
this->button3->Click += gcnew System::EventHandler(this, &Form1::button3_Click);
//
// button4
//
this->button4->Location = System::Drawing::Point(12, 151);
this->button4->Name = L"button4";
this->button4->Size = System::Drawing::Size(60, 33);
this->button4->TabIndex = 5;
this->button4->Text = L"-";
this->button4->UseVisualStyleBackColor = true;
this->button4->Click += gcnew System::EventHandler(this, &Form1::button4_Click);
//
// button5
//
this->button5->Location = System::Drawing::Point(79, 151);
this->button5->Name = L"button5";
this->button5->Size = System::Drawing::Size(60, 33);
this->button5->TabIndex = 6;
this->button5->Text = L"/";
this->button5->UseVisualStyleBackColor = true;
this->button5->Click += gcnew System::EventHandler(this, &Form1::button5_Click);
//
// button6
//
this->button6->Location = System::Drawing::Point(145, 151);
this->button6->Name = L"button6";
this->button6->Size = System::Drawing::Size(60, 33);
this->button6->TabIndex = 7;
this->button6->Text = L"Clear";
this->button6->UseVisualStyleBackColor = true;
//
// label1
//
this->label1->AutoSize = true;
this->label1->Location = System::Drawing::Point(93, 49);
this->label1->Name = L"label1";
this->label1->Size = System::Drawing::Size(53, 13);
this->label1->TabIndex = 8;
this->label1->Text = L"Operation";
//
// label2
//
this->label2->AutoSize = true;
this->label2->Location = System::Drawing::Point(93, 213);
this->label2->Name = L"label2";
this->label2->Size = System::Drawing::Size(42, 13);
this->label2->TabIndex = 9;
this->label2->Text = L"Answer";
//
// Form1
//
this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
this->ClientSize = System::Drawing::Size(221, 240);
this->Controls->Add(this->label2);
this->Controls->Add(this->label1);
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->input2);
this->Controls->Add(this->input1);
this->Name = L"Form1";
this->Text = L"Form1";
this->ResumeLayout(false);
this->PerformLayout();

}
char c;
double x,y,d;
#pragma endregion

private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {
this->label1->Text="+";c="+";
}
private: System::Void button4_Click(System::Object^ sender, System::EventArgs^ e) {
this->label1->Text= " - " ; c="-";
}
private: System::Void button2_Click(System::Object^ sender, System::EventArgs^ e) {
this->label1->Text="*"; c="*";
}
private: System::Void button5_Click(System::Object^ sender, System::EventArgs^ e) {
this->label1->Text="/"; c="/";
}
private: System::Void button3_Click(System::Object^ sender, System::EventArgs^ e) {
x = system::Convert::ToInt32(text->input1->text);
y = system::Convert::ToInt32(text->input2->text);
switch(c)
{
case '*' : d=x*y; break;
case '/' : d=x/y; break;
case '+' : d=x+y; break;
case '-' : d=x-y; break;
}
this->label2->Text=system::convert::Tostring(d);


}
private: System::Void textBox1_TextChanged(System::Object^ sender, System::EventArgs^ e) {
}
};
}



این error ها رو داره:
Error 1 error C2440: '=' : cannot convert from 'const char [2]' to 'char' d:\other\visual C++‎ save\arman\arman\Form1.h 202
Error 2 error C2440: '=' : cannot convert from 'const char [2]' to 'char' d:\other\visual C++‎ save\arman\arman\Form1.h 205
Error 3 error C2440: '=' : cannot convert from 'const char [2]' to 'char' d:\other\visual C++‎ save\arman\arman\Form1.h 208
Error 4 error C2440: '=' : cannot convert from 'const char [2]' to 'char' d:\other\visual C++‎ save\arman\arman\Form1.h 211
Error 5 error C2653: 'system' : is not a class or namespace name d:\other\visual C++‎ save\arman\arman\Form1.h 214
Error 6 error C2248: 'System::Windows::Forms::Control::text' : cannot access private member declared in class 'System::Windows::Forms::Control' d:\other\visual C++‎ save\arman\arman\Form1.h 214
Error 7 error C2039: 'input1' : is not a member of 'System::String' d:\other\visual C++‎ save\arman\arman\Form1.h 214
Error 8 error C2227: left of '->text' must point to class/struct/union/generic type d:\other\visual C++‎ save\arman\arman\Form1.h 214
Error 9 error C3861: 'ToInt32': identifier not found d:\other\visual C++‎ save\arman\arman\Form1.h 214
Error 10 error C2653: 'system' : is not a class or namespace name d:\other\visual C++‎ save\arman\arman\Form1.h 215
Error 11 error C2248: 'System::Windows::Forms::Control::text' : cannot access private member declared in class 'System::Windows::Forms::Control' d:\other\visual C++‎ save\arman\arman\Form1.h 215
Error 12 error C2039: 'input2' : is not a member of 'System::String' d:\other\visual C++‎ save\arman\arman\Form1.h 215
Error 13 error C2227: left of '->text' must point to class/struct/union/generic type d:\other\visual C++‎ save\arman\arman\Form1.h 215
Error 14 error C3861: 'ToInt32': identifier not found d:\other\visual C++‎ save\arman\arman\Form1.h 215
Error 15 error C2653: 'system' : is not a class or namespace name d:\other\visual C++‎ save\arman\arman\Form1.h 223
Error 16 error C3861: 'Tostring': identifier not found d:\other\visual C++‎ save\arman\arman\Form1.h 223

#pragma once





namespace Arman {



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

///

/// WARNING: If you change the name of this class, you will need to change the

/// 'Resource File Name' property for the managed resource compiler tool

/// associated with all .resx files this class depends on. Otherwise,

/// the designers will not be able to interact properly with localized

/// resources associated with this form.

/// </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^ input1;

private: System::Windows::Forms::TextBox^ input2;

protected: 



protected: 



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::Label^ label1;

private: System::Windows::Forms::Label^ label2;



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)

{

this->input1 = (gcnew System::Windows::Forms::TextBox());

this->input2 = (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->label1 = (gcnew System::Windows::Forms::Label());

this->label2 = (gcnew System::Windows::Forms::Label());

this->SuspendLayout();

// 

// input1

// 

this->input1->Location = System::Drawing::Point(12, 12);

this->input1->Name = L"input1";

this->input1->Size = System::Drawing::Size(193, 20);

this->input1->TabIndex = 0;

this->input1->TextChanged += gcnew System::EventHandler(this, &Form1::textBox1_TextChanged);

// 

// input2

// 

this->input2->Location = System::Drawing::Point(12, 77);

this->input2->Name = L"input2";

this->input2->Size = System::Drawing::Size(193, 20);

this->input2->TabIndex = 1;

// 

// button1

// 

this->button1->Location = System::Drawing::Point(12, 112);

this->button1->Name = L"button1";

this->button1->Size = System::Drawing::Size(60, 33);

this->button1->TabIndex = 2;

this->button1->Text = L"+";

this->button1->UseVisualStyleBackColor = true;

this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);

// 

// button2

// 

this->button2->Location = System::Drawing::Point(79, 112);

this->button2->Name = L"button2";

this->button2->Size = System::Drawing::Size(60, 33);

this->button2->TabIndex = 3;

this->button2->Text = L"*";

this->button2->UseVisualStyleBackColor = true;

this->button2->Click += gcnew System::EventHandler(this, &Form1::button2_Click);

// 

// button3

// 

this->button3->Location = System::Drawing::Point(145, 112);

this->button3->Name = L"button3";

this->button3->Size = System::Drawing::Size(60, 33);

this->button3->TabIndex = 4;

this->button3->Text = L"Enter";

this->button3->UseVisualStyleBackColor = true;

this->button3->Click += gcnew System::EventHandler(this, &Form1::button3_Click);

// 

// button4

// 

this->button4->Location = System::Drawing::Point(12, 151);

this->button4->Name = L"button4";

this->button4->Size = System::Drawing::Size(60, 33);

this->button4->TabIndex = 5;

this->button4->Text = L"-";

this->button4->UseVisualStyleBackColor = true;

this->button4->Click += gcnew System::EventHandler(this, &Form1::button4_Click);

// 

// button5

// 

this->button5->Location = System::Drawing::Point(79, 151);

this->button5->Name = L"button5";

this->button5->Size = System::Drawing::Size(60, 33);

this->button5->TabIndex = 6;

this->button5->Text = L"/";

this->button5->UseVisualStyleBackColor = true;

this->button5->Click += gcnew System::EventHandler(this, &Form1::button5_Click);

// 

// button6

// 

this->button6->Location = System::Drawing::Point(145, 151);

this->button6->Name = L"button6";

this->button6->Size = System::Drawing::Size(60, 33);

this->button6->TabIndex = 7;

this->button6->Text = L"Clear";

this->button6->UseVisualStyleBackColor = true;

// 

// label1

// 

this->label1->AutoSize = true;

this->label1->Location = System::Drawing::Point(93, 49);

this->label1->Name = L"label1";

this->label1->Size = System::Drawing::Size(53, 13);

this->label1->TabIndex = 8;

this->label1->Text = L"Operation";

// 

// label2

// 

this->label2->AutoSize = true;

this->label2->Location = System::Drawing::Point(93, 213);

this->label2->Name = L"label2";

this->label2->Size = System::Drawing::Size(42, 13);

this->label2->TabIndex = 9;

this->label2->Text = L"Answer";

// 

// Form1

// 

this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);

this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;

this->ClientSize = System::Drawing::Size(221, 240);

this->Controls->Add(this->label2);

this->Controls->Add(this->label1);

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->input2);

this->Controls->Add(this->input1);

this->Name = L"Form1";

this->Text = L"Form1";

this->ResumeLayout(false);

this->PerformLayout();



}

char c;

double x,y,d;

#pragma endregion



private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {

this->label1->Text="+";c="+";

}

private: System::Void button4_Click(System::Object^ sender, System::EventArgs^ e) {

this->label1->Text= " - " ; c="-";

}

private: System::Void button2_Click(System::Object^ sender, System::EventArgs^ e) {

this->label1->Text="*"; c="*";

}

private: System::Void button5_Click(System::Object^ sender, System::EventArgs^ e) {

this->label1->Text="/"; c="/";

}

private: System::Void button3_Click(System::Object^ sender, System::EventArgs^ e) {

x = system::Convert::ToInt32(text->input1->text);

y = system::Convert::ToInt32(text->input2->text);

switch(c)

{

case '*' : d=x*y; break;

case '/' : d=x/y; break;

case '+' : d=x+y; break;

case '-' : d=x-y; break;

}

this->label2->Text=system::convert::Tostring(d);





}

private: System::Void textBox1_TextChanged(System::Object^ sender, System::EventArgs^ e) {

}

};

}

سلام

همیشه کد را درون تگ کد قرار دهید.

توی تعریف متغیر ها دقت کنید.

x = System::Convert::ToDouble(text->input1->text);