IAccPropServices.ComposeHwndIdentityString Method (_RemotableHandle, UInt32, UInt32, IntPtr, UInt32)

 

The IAccPropServices interface and all of its exposed members are part of a managed wrapper for the Component Object Model (COM) IAccPropServices interface.

Namespace:   Accessibility
Assembly:  Accessibility (in Accessibility.dll)

void ComposeHwndIdentityString(
	[InAttribute] ref _RemotableHandle hwnd,
	uint idObject,
	uint idChild,
	IntPtr ppIDString,
	out uint pdwIDStringLen
)

Parameters

hwnd
Type: Accessibility._RemotableHandle

Specifies the HWND of the accessible element that the caller wants to identify.

idObject
Type: System.UInt32

Specifies the object ID of the accessible element.

idChild
Type: System.UInt32

Specifies the child ID of the accessible element.

ppIDString
Type: System.IntPtr

Pointer to a buffer that receives the identity string. The callee allocates this buffer using CoTaskMemAlloc. When finished, the caller must free the buffer by calling CoTaskMemFree.

pdwIDStringLen
Type: System.UInt32

Pointer to a buffer that receives the length of the identity string.

For more information about IAccPropServices, see the documentation about "Dynamic Annotation" in the Microsoft Active Accessibility documentation in the MSDN library at http://msdn.microsoft.com/library.

.NET Framework
Available since 2.0
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