Wątki w aplikacji

#pragma once


namespace Test121 {
   
    using namespace System;
    using namespace System::ComponentModel;
    using namespace System::Collections;
    using namespace System::Windows::Forms;
    using namespace System::Data;
    using namespace System::Drawing;
    using namespace System::Threading; // dodany wiersz
    /// <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::Button ^ button1;
    protected:
    private: System::Windows::Forms::TextBox ^ textBox1;
       
    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->button1 =( gcnew System::Windows::Forms::Button() );
            this->textBox1 =( gcnew System::Windows::Forms::TextBox() );
            this->SuspendLayout();
            //
            // button1
            //
            this->button1->Location = System::Drawing::Point( 118, 222 );
            this->button1->Name = L"button1";
            this->button1->Size = System::Drawing::Size( 75, 23 );
            this->button1->TabIndex = 0;
            this->button1->Text = L"button1";
            this->button1->UseVisualStyleBackColor = true;
            this->button1->Click += gcnew System::EventHandler( this, & Form1::button1_Click );
            //
            // textBox1
            //
            this->textBox1->Location = System::Drawing::Point( 28, 22 );
            this->textBox1->Multiline = true;
            this->textBox1->Name = L"textBox1";
            this->textBox1->Size = System::Drawing::Size( 100, 181 );
            this->textBox1->TabIndex = 1;
            //
            // Form1
            //
            this->AutoScaleDimensions = System::Drawing::SizeF( 6, 13 );
            this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
            this->ClientSize = System::Drawing::Size( 292, 266 );
            this->Controls->Add( this->textBox1 );
            this->Controls->Add( this->button1 );
            this->Name = L"Form1";
            this->Text = L"Form1";
            this->ResumeLayout( false );
            this->PerformLayout();
           
           
        }
       
       
        #pragma endregion
        //przykład z książki
    private: System::Void watek()
        {
            System::Int32 n = 2;
            for( System::Int32 i = 2; i < 100000; i++ )
            {
                n = 2;
                while(( i % n ) )
                     n++;
               
            }
        }
       
       
    private: System::Void button1_Click( System::Object ^ sender, System::EventArgs ^ e )
        {
            Thread ^ watek_liczenia = gcnew Thread( gcnew ThreadStart( this, & wont::Form1::watek ) );
            watek_liczenia->Start();
           
        }
    };
}