Материал из .Net Framework эксперт
Minute Timer
using namespace System;
using namespace System::ComponentModel;
using namespace System::Collections;
using namespace System::Windows::Forms;
using namespace System::Data;
using namespace System::Drawing;
public ref class Form1 : public System::Windows::Forms::Form
{
public:
Form1(void)
{
InitializeComponent();
}
private:
System::Windows::Forms::ProgressBar^ progressBar;
System::Windows::Forms::Label^ lbsecs;
System::Windows::Forms::Timer^ timer;
int seconds;
System::ComponentModel::Container ^components;
void InitializeComponent(void)
{
this->components = (gcnew System::ComponentModel::Container());
this->progressBar = (gcnew System::Windows::Forms::ProgressBar());
this->lbsecs = (gcnew System::Windows::Forms::Label());
this->timer =
(gcnew System::Windows::Forms::Timer(this->components));
this->SuspendLayout();
//
// progressBar
//
this->progressBar->Location = System::Drawing::Point(61, 16);
this->progressBar->Maximum = 60;
this->progressBar->Name = L"progressBar";
this->progressBar->Size = System::Drawing::Size(326, 23);
this->progressBar->TabIndex = 3;
//
// lbsecs
//
this->lbsecs->AutoSize = true;
this->lbsecs->Location = System::Drawing::Point(19, 25);
this->lbsecs->Name = L"lbsecs";
this->lbsecs->Size = System::Drawing::Size(13, 13);
this->lbsecs->TabIndex = 2;
this->lbsecs->Text = L"0";
this->lbsecs->TextAlign =
System::Drawing::ContentAlignment::MiddleRight;
//
// timer
//
this->timer->Enabled = true;
this->timer->Tick +=
gcnew System::EventHandler(this, &Form1::timer_Tick);
//
// Form1
//
this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
this->ClientSize = System::Drawing::Size(407, 55);
this->Controls->Add(this->progressBar);
this->Controls->Add(this->lbsecs);
this->Name = L"Form1";
this->Text = L"One minute timer";
this->ResumeLayout(false);
this->PerformLayout();
}
private:
System::Void timer_Tick(System::Object^ sender, System::EventArgs^ e)
{
// Write current tick count (int 10th of second) to label
seconds++;
seconds %= 600;
lbsecs->Text = String::Format("{0}.{1}", (seconds/10).ToString(),
(seconds%10).ToString());
// Update ProgressBar
progressBar->Value = seconds/10;
}
};
[STAThreadAttribute]
int main(array<System::String ^> ^args)
{
Application::Run(gcnew Form1());
return 0;
}