Visual C++ .NET/2D/GDI
Hello GDI
<source lang="csharp">
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) { this->SuspendLayout(); this->AutoScaleDimensions = System::Drawing::SizeF(6, 13); this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font; this->ClientSize = System::Drawing::Size(292, 273); this->Name = L"Form1"; this->Text = L"Hello GDI+"; this->Paint += gcnew System::Windows::Forms::PaintEventHandler(this, &Form1::Form1_Paint); this->ResumeLayout(false); } System::Void Form1_Paint(System::Object^ sender, System::Windows::Forms::PaintEventArgs^ e) { Graphics ^g = e->Graphics; g->DrawString("Hello World!", gcnew Drawing::Font("Arial", 16), Brushes::Black, 75.0, 110.0); } };
[STAThreadAttribute] int main(array<System::String ^> ^args) {
Application::Run(gcnew Form1()); return 0;
}
</source>
Hello GDI OnPaint
<source lang="csharp">
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) { this->Size = System::Drawing::Size(300,300); this->Text = L"Hello GDI+"; this->Padding = System::Windows::Forms::Padding(0); this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font; } virtual void OnPaint(System::Windows::Forms::PaintEventArgs ^e) override { Form::OnPaint(e); Graphics ^g = e->Graphics; g->DrawString("Hello World!", gcnew Drawing::Font("Arial", 16), Brushes::Black, 75.0, 110.0); } };
[STAThreadAttribute] int main(array<System::String ^> ^args) {
Application::Run(gcnew Form1()); return 0;
}
</source>