Лабораторная работа по предмету: Программирование Работа с компонентами. Понятие и свойства компонентов

ТАШКЕНТСКИЙ УНИВЕРСИТЕТ
ИНФОРМАЦИОННЫХ ТЕХНОЛОГИЙ ИМЕНИ
МУХАММАДА АЛ-ХОРАЗМИЙ

Группа ДИФ 320-21

Лабораторная работа
по предмету: Программирование
Работа с компонентами. Понятие и свойства компонентов.
Вариант №4

Выполнил: Арутюнян Д.
Принял: профессор Абдуллаева З.


Цель работы: Изучить все компоненты среды Visual C++ и разработка алгоритмов выполнения задач с ними.
Поставленная задача: Создание элементов основных компонентов среды Visual C++, разработка программы выполнения различных действий на нем.
Работа в режиме Windows Application в программе Visual C++: Образец выполнения данной программы задается учебно-методическим пособием (25-31 стр.)

Скриншоты:

Код:
#pragma once

#include

namespace Project2 {

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 for MyForm
///

public ref class MyForm : public System::Windows::Forms::Form
{
public:
MyForm(void)
{
InitializeComponent();
//
//TODO: Add the constructor code here
//
}

protected:

///

/// Clean up any resources being used.
///

~MyForm()
{
if (components)
{
delete components;
}
}
private: System::Windows::Forms::Button^ button1;
protected:
private: System::Windows::Forms::Button^ button2;
private: System::Windows::Forms::PictureBox^ pictureBox1;
private: System::Windows::Forms::DataGridView^ dataGridView1;
private: System::Windows::Forms::Label^ label1;
private: System::Windows::Forms::Label^ label2;
private: System::Windows::Forms::Label^ label3;
private: System::Windows::Forms::Label^ label4;
private: System::Windows::Forms::Label^ label5;
private: System::Windows::Forms::Label^ label6;
private: System::Windows::Forms::Label^ label7;
private: System::Windows::Forms::TextBox^ textBox1;
private: System::Windows::Forms::TextBox^ textBox2;
private: System::Windows::Forms::TextBox^ textBox3;
private: System::Windows::Forms::TextBox^ textBox4;
private: System::Windows::Forms::TextBox^ textBox5;
private: System::Windows::Forms::TextBox^ textBox6;

protected:

private:
///

/// Required designer variable.
///

System::ComponentModel::Container ^components;

#pragma region Windows Form Designer generated code

///

/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
///

void InitializeComponent(void)
{
System::ComponentModel::ComponentResourceManager^ resources = (gcnew System::ComponentModel::ComponentResourceManager(MyForm::typeid));
this->button1 = (gcnew System::Windows::Forms::Button());
this->button2 = (gcnew System::Windows::Forms::Button());
this->pictureBox1 = (gcnew System::Windows::Forms::PictureBox());
this->dataGridView1 = (gcnew System::Windows::Forms::DataGridView());
this->label1 = (gcnew System::Windows::Forms::Label());
this->label2 = (gcnew System::Windows::Forms::Label());
this->label3 = (gcnew System::Windows::Forms::Label());
this->label4 = (gcnew System::Windows::Forms::Label());
this->label5 = (gcnew System::Windows::Forms::Label());
this->label6 = (gcnew System::Windows::Forms::Label());
this->label7 = (gcnew System::Windows::Forms::Label());
this->textBox1 = (gcnew System::Windows::Forms::TextBox());
this->textBox2 = (gcnew System::Windows::Forms::TextBox());
this->textBox3 = (gcnew System::Windows::Forms::TextBox());
this->textBox4 = (gcnew System::Windows::Forms::TextBox());
this->textBox5 = (gcnew System::Windows::Forms::TextBox());
this->textBox6 = (gcnew System::Windows::Forms::TextBox());
(cli::safe_cast(this->pictureBox1))->BeginInit();
(cli::safe_cast(this->dataGridView1))->BeginInit();
this->SuspendLayout();
//
// button1
//
this->button1->Location = System::Drawing::Point(494, 555);
this->button1->Name = L"button1";
this->button1->Size = System::Drawing::Size(270, 69);
this->button1->TabIndex = 0;
this->button1->Text = L"Show table and function extremes";
this->button1->UseVisualStyleBackColor = true;
this->button1->Click += gcnew System::EventHandler(this, &MyForm::button1_Click_1);
//
// button2
//
this->button2->Location = System::Drawing::Point(779, 555);
this->button2->Name = L"button2";
this->button2->Size = System::Drawing::Size(160, 69);
this->button2->TabIndex = 1;
this->button2->Text = L"Exit";
this->button2->UseVisualStyleBackColor = true;
this->button2->Click += gcnew System::EventHandler(this, &MyForm::button2_Click);
//
// pictureBox1
//
this->pictureBox1->Image = (cli::safe_cast(resources->GetObject(L"pictureBox1.Image")));
this->pictureBox1->Location = System::Drawing::Point(0, 2);
this->pictureBox1->Name = L"pictureBox1";
this->pictureBox1->Size = System::Drawing::Size(419, 353);
this->pictureBox1->TabIndex = 2;
this->pictureBox1->TabStop = false;
//
// dataGridView1
//
this->dataGridView1->ColumnHeadersHeightSizeMode = System::Windows::Forms::DataGridViewColumnHeadersHeightSizeMode::AutoSize;
this->dataGridView1->Location = System::Drawing::Point(472, 32);
this->dataGridView1->Name = L"dataGridView1";
this->dataGridView1->RowHeadersWidth = 62;
this->dataGridView1->RowTemplate->Height = 28;
this->dataGridView1->Size = System::Drawing::Size(411, 323);
this->dataGridView1->TabIndex = 3;
//
// label1
//
this->label1->AutoSize = true;
this->label1->Location = System::Drawing::Point(8, 419);
this->label1->Name = L"label1";
this->label1->Size = System::Drawing::Size(122, 20);
this->label1->TabIndex = 4;
this->label1->Text = L"Write value XN=";
//
// label2
//
this->label2->AutoSize = true;
this->label2->Location = System::Drawing::Point(14, 490);
this->label2->Name = L"label2";
this->label2->Size = System::Drawing::Size(121, 20);
this->label2->TabIndex = 5;
this->label2->Text = L"Write value XK=";
//
// label3
//
this->label3->AutoSize = true;
this->label3->Location = System::Drawing::Point(14, 558);
this->label3->Name = L"label3";
this->label3->Size = System::Drawing::Size(123, 20);
this->label3->TabIndex = 6;
this->label3->Text = L"Write value XH=";
//
// label4
//
this->label4->AutoSize = true;
this->label4->Location = System::Drawing::Point(21, 619);
this->label4->Name = L"label4";
this->label4->Size = System::Drawing::Size(109, 20);
this->label4->TabIndex = 7;
this->label4->Text = L"Write value a=";
//
// label5
//
this->label5->AutoSize = true;
this->label5->Location = System::Drawing::Point(638, 9);
this->label5->Name = L"label5";
this->label5->Size = System::Drawing::Size(115, 20);
this->label5->TabIndex = 8;
this->label5->Text = L"Table of values";
//
// label6
//
this->label6->AutoSize = true;
this->label6->Location = System::Drawing::Point(544, 425);
this->label6->Name = L"label6";
this->label6->Size = System::Drawing::Size(79, 20);
this->label6->TabIndex = 9;
this->label6->Text = L"Max value";
//
// label7
//
this->label7->AutoSize = true;
this->label7->Location = System::Drawing::Point(787, 425);
this->label7->Name = L"label7";
this->label7->Size = System::Drawing::Size(75, 20);
this->label7->TabIndex = 10;
this->label7->Text = L"Min value";
//
// textBox1
//
this->textBox1->Location = System::Drawing::Point(147, 419);
this->textBox1->Name = L"textBox1";
this->textBox1->Size = System::Drawing::Size(341, 26);
this->textBox1->TabIndex = 11;
//
// textBox2
//
this->textBox2->Location = System::Drawing::Point(147, 487);
this->textBox2->Name = L"textBox2";
this->textBox2->Size = System::Drawing::Size(341, 26);
this->textBox2->TabIndex = 12;
//
// textBox3
//
this->textBox3->Location = System::Drawing::Point(147, 555);
this->textBox3->Name = L"textBox3";
this->textBox3->Size = System::Drawing::Size(341, 26);
this->textBox3->TabIndex = 13;
//
// textBox4
//
this->textBox4->Location = System::Drawing::Point(147, 619);
this->textBox4->Name = L"textBox4";
this->textBox4->Size = System::Drawing::Size(341, 26);
this->textBox4->TabIndex = 14;
//
// textBox5
//
this->textBox5->Location = System::Drawing::Point(505, 484);
this->textBox5->Name = L"textBox5";
this->textBox5->ReadOnly = true;
this->textBox5->Size = System::Drawing::Size(183, 26);
this->textBox5->TabIndex = 15;
//
// textBox6
//
this->textBox6->Location = System::Drawing::Point(745, 484);
this->textBox6->Name = L"textBox6";
this->textBox6->ReadOnly = true;
this->textBox6->Size = System::Drawing::Size(194, 26);
this->textBox6->TabIndex = 16;
//
// MyForm
//
this->AutoScaleDimensions = System::Drawing::SizeF(9, 20);
this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
this->ClientSize = System::Drawing::Size(978, 664);
this->Controls->Add(this->textBox6);
this->Controls->Add(this->textBox5);
this->Controls->Add(this->textBox4);
this->Controls->Add(this->textBox3);
this->Controls->Add(this->textBox2);
this->Controls->Add(this->textBox1);
this->Controls->Add(this->label7);
this->Controls->Add(this->label6);
this->Controls->Add(this->label5);
this->Controls->Add(this->label4);
this->Controls->Add(this->label3);
this->Controls->Add(this->label2);
this->Controls->Add(this->label1);
this->Controls->Add(this->dataGridView1);
this->Controls->Add(this->pictureBox1);
this->Controls->Add(this->button2);
this->Controls->Add(this->button1);
this->FormBorderStyle = System::Windows::Forms::FormBorderStyle::FixedToolWindow;
this->Name = L"MyForm";
this->Text = L"Prepared by Arutyunyan D.";
this->Load += gcnew System::EventHandler(this, &MyForm::MyForm_Load);
(cli::safe_cast(this->pictureBox1))->EndInit();
(cli::safe_cast(this->dataGridView1))->EndInit();
this->ResumeLayout(false);
this->PerformLayout();

}
#pragma endregion

private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {
}
private: System::Void MyForm_Load(System::Object^ sender, System::EventArgs^ e) {
}
private: System::Void button1_Click_1(System::Object^ sender, System::EventArgs^ e) {

double xn, xk, xh, x, y, a, ymax, ymin, yt;

int n, i;

if ((textBox1->Text != "") && (textBox2->Text != "") &&
(textBox3->Text != "") && (textBox4->Text != ""))
{

xn = Convert::ToDouble(textBox1->Text);
xk = Convert::ToDouble(textBox2->Text);
xh = Convert::ToDouble(textBox3->Text);
a= Convert::ToDouble(textBox4->Text);

dataGridView1->Columns->Clear();

dataGridView1->ColumnCount = 2;

dataGridView1->Rows->Add(ceil((xk - n) / xh) + 1);

dataGridView1->Columns[0]->Name = " X";
dataGridView1->Columns[1]->Name = " Y";
i = 0;
x = xn;
ymax = -1.8e307; ymin = 1.8e307;
while (x <= xk)
{
if (x <= 0&&x>=-3.7) { y = pow(abs(x),x+2)+sin(x); }
else {
if (a <= 8.5) {
if (x < a) {
y = pow(3, x + 2) + 2 * x;
}
else {
y = pow(x*x+x+1,0.2);
}
}
else {
a = 1;
}

}

dataGridView1->Rows[i]->Cells[0]->Value = Convert::ToString(x);

yt = ceil(y * 100) / 100;

dataGridView1->Rows[i]->Cells[1]->Value
= Convert::ToString(yt);

if (y > ymax) ymax = ceil(y * 100) / 100; if
(y < ymin) ymin = ceil(y * 100) / 100;
x = x + xh;
i++;
}

textBox5->Text = Convert::ToString(ymax);
textBox6->Text = Convert::ToString(ymin);
}
else {
MessageBox::Show("Заполните, пожалуйста, данные",
"Ошибка ввода данных",
MessageBoxButtons::OK, MessageBoxIcon::Exclamation);
}

}

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

Application::Exit();
}
};

};