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IAdviseSink.OnDataChange Method

Notifies all data objects currently registered advisory sinks that data in the object has changed.

Namespace:  System.Runtime.InteropServices.ComTypes
Assembly:  System (in System.dll)

void OnDataChange(
	ref FORMATETC format,
	ref STGMEDIUM stgmedium


Type: System.Runtime.InteropServices.ComTypes.FORMATETC%

A FORMATETC, passed by reference, which describes the format, target device, rendering, and storage information of the calling data object.

Type: System.Runtime.InteropServices.ComTypes.STGMEDIUM%

A STGMEDIUM, passed by reference, which defines the storage medium (global memory, disk file, storage object, stream object, Graphics Device Interface (GDI) object, or undefined) and ownership of that medium for the calling data object.

For more information about IAdviseSink::OnDataChange, see the MSDN Library.

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

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