Array with Windows Form Application Visual Studio 2008

#pragma once


namespace test123 {

	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::ComboBox^  comboBox1;
	private: System::Windows::Forms::DataGridView^  database;
	protected: 

	private: System::Windows::Forms::DataGridViewTextBoxColumn^  Column1;
	private: System::Windows::Forms::DataGridViewTextBoxColumn^  Column2;
	private: System::Windows::Forms::DataGridViewTextBoxColumn^  Column3;
	private: System::Windows::Forms::DataGridViewTextBoxColumn^  Column4;

	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->comboBox1 = (gcnew System::Windows::Forms::ComboBox());
			this->database = (gcnew System::Windows::Forms::DataGridView());
			this->Column1 = (gcnew System::Windows::Forms::DataGridViewTextBoxColumn());
			this->Column2 = (gcnew System::Windows::Forms::DataGridViewTextBoxColumn());
			this->Column3 = (gcnew System::Windows::Forms::DataGridViewTextBoxColumn());
			this->Column4 = (gcnew System::Windows::Forms::DataGridViewTextBoxColumn());
			(cli::safe_cast<System::ComponentModel::ISupportInitialize^  >(this->database))->BeginInit();
			this->SuspendLayout();
			// 
			// comboBox1
			// 
			this->comboBox1->FormattingEnabled = true;
			this->comboBox1->Location = System::Drawing::Point(34, 49);
			this->comboBox1->Name = L"comboBox1";
			this->comboBox1->Size = System::Drawing::Size(190, 21);
			this->comboBox1->TabIndex = 0;
			// 
			// database
			// 
			this->database->ColumnHeadersHeightSizeMode = System::Windows::Forms::DataGridViewColumnHeadersHeightSizeMode::AutoSize;
			this->database->Columns->AddRange(gcnew cli::array< System::Windows::Forms::DataGridViewColumn^  >(4) {this->Column1, this->Column2, 
				this->Column3, this->Column4});
			this->database->Location = System::Drawing::Point(34, 76);
			this->database->Name = L"database";
			this->database->Size = System::Drawing::Size(443, 145);
			this->database->TabIndex = 1;
			// 
			// Column1
			// 
			this->Column1->HeaderText = L"No";
			this->Column1->Name = L"Column1";
			// 
			// Column2
			// 
			this->Column2->HeaderText = L"Nama";
			this->Column2->Name = L"Column2";
			// 
			// Column3
			// 
			this->Column3->HeaderText = L"NPM";
			this->Column3->Name = L"Column3";
			// 
			// Column4
			// 
			this->Column4->HeaderText = L"Kelas";
			this->Column4->Name = L"Column4";
			// 
			// Form1
			// 
			this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
			this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
			this->ClientSize = System::Drawing::Size(545, 262);
			this->Controls->Add(this->database);
			this->Controls->Add(this->comboBox1);
			this->Name = L"Form1";
			this->Text = L"Form1";
			this->Load += gcnew System::EventHandler(this, &Form1::Form1_Load);
			(cli::safe_cast<System::ComponentModel::ISupportInitialize^  >(this->database))->EndInit();
			this->ResumeLayout(false);

		}
		int n;
#pragma endregion
	private: System::Void Form1_Load(System::Object^  sender, System::EventArgs^  e) 
			 { 
				 array<String^,2>^data;
				 data = gcnew array<String^,2>{{"Dhimas El F","16117437","2KA06"},{"Ariel Khoiri","13117437","2KA18"},{"Ragil Dwi","16117347","2KA05"},{"Abdan Ahkam","13117643","2KA05"}};
				 for (n = 0 ; n < 4 ; n++)
				 {
					 database->Rows->Add();
					 database->Rows[n]->Cells[0]->Value = Convert::ToString(n+1);
					 database->Rows[n]->Cells[1]->Value = data[n,0];
					 database->Rows[n]->Cells[2]->Value = data[n,1];
					 database->Rows[n]->Cells[3]->Value = data[n,2];
					 comboBox1->Items->Add(data[n,0] + "|" + data[n,1]);
				 }
			 }
};
}

// test123.cpp : main project file.

#include "stdafx.h"
#include "Form1.h"

using namespace test123;

[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;
}