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Bitmap::GetHbitmap Method

Creates a GDI bitmap object from this Bitmap.

Namespace:  System.Drawing
Assembly:  System.Drawing (in System.Drawing.dll)

[SecurityPermissionAttribute(SecurityAction::LinkDemand, Flags = SecurityPermissionFlag::UnmanagedCode)]
public:
IntPtr GetHbitmap()

Return Value

Type: System::IntPtr
A handle to the GDI bitmap object that this method creates.

ExceptionCondition
ArgumentException

The height or width of the bitmap is greater than MaxValue.

Exception

The operation failed.

You are responsible for calling the GDI DeleteObject method to free the memory used by the GDI bitmap object.

The following code example demonstrates how to use the GetHbitmap method.

   [System::Runtime::InteropServices::DllImportAttribute("gdi32.dll")]
   static bool DeleteObject( IntPtr hObject );

private:
   void DemonstrateGetHbitmap()
   {
      Bitmap^ bm = gcnew Bitmap( "Picture.jpg" );
      IntPtr hBitmap = bm->GetHbitmap();

      // Do something with hBitmap.
      DeleteObject( hBitmap );
   }

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 3.5, 2.0

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