SystemIconsとは？ わかりやすく解説

Public NotInheritable Class
 SystemIcons

Dim instance As SystemIcons

public sealed class SystemIcons

public ref class SystemIcons sealed

public final class SystemIcons

public final class SystemIcons

Private Sub Button2_Click(ByVal
 sender As System.Object, _
    ByVal e As System.EventArgs) Handles
 Button2.Click

    Dim bitmap1 As Bitmap = Bitmap.FromHicon(SystemIcons.Hand.Handle)
    Dim formGraphics As Graphics = Me.CreateGraphics()
    Dim units As GraphicsUnit = GraphicsUnit.Point
    Dim bmpRectangleF As RectangleF = bitmap1.GetBounds(units)
    Dim bmpRectangle As Rectangle = Rectangle.Round(bmpRectangleF)
    formGraphics.DrawRectangle(Pens.Blue, bmpRectangle)
    formGraphics.Dispose()
End Sub

private void Button2_Click(System.Object sender,
 System.EventArgs e)
{

    Bitmap bitmap1 = Bitmap.FromHicon(SystemIcons.Hand.Handle);
    Graphics formGraphics = this.CreateGraphics();
    GraphicsUnit units = GraphicsUnit.Point;

    RectangleF bmpRectangleF = bitmap1.GetBounds(ref units);
    Rectangle bmpRectangle = Rectangle.Round(bmpRectangleF);
    formGraphics.DrawRectangle(Pens.Blue, bmpRectangle);
    formGraphics.Dispose();
}

void Button2_Click( System::Object^ /*sender*/, System::EventArgs^
 /*e*/ )
{
   Bitmap^ bitmap1 = Bitmap::FromHicon( SystemIcons::Hand->Handle );
   Graphics^ formGraphics = this->CreateGraphics();
   GraphicsUnit units = GraphicsUnit::Point;
   RectangleF bmpRectangleF = bitmap1->GetBounds( units );
   Rectangle bmpRectangle = Rectangle::Round( bmpRectangleF );
   formGraphics->DrawRectangle( Pens::Blue, bmpRectangle );
   delete formGraphics;
}

private void button2_Click(System.Object sender,
 System.EventArgs e)
{
    Bitmap bitmap1 = Bitmap.FromHicon(SystemIcons.get_Hand().get_Handle());
    Graphics formGraphics = this.CreateGraphics();
    GraphicsUnit units = GraphicsUnit.Point;
    RectangleF bmpRectangleF = bitmap1.GetBounds(units);
    Rectangle bmpRectangle = Rectangle.Round(bmpRectangleF);

    formGraphics.DrawRectangle(Pens.get_Blue(), bmpRectangle);
    formGraphics.Dispose();
} //button2_Click