IXRSetterBaseCollection::Add (Compact 2013)
3/28/2014
This method adds an item to the end of the IXRSetterBaseCollection collection and retrieves the index that indicates where it was added.
Syntax
virtual HRESULT STDMETHODCALLTYPE Add(
__in IXRSetterBase* pObject,
__out_opt int* pIndex
) = 0;
Parameters
- pObject
[in] Pointer to an IXRSetterBase object that represents an item to add to this collection.
- pIndex
[out] Optional. Pointer to an integer value that indicates the zero-based index that describes the location of the item added to this collection.
Return Value
Returns an HRESULT that indicates success or failure. The following table shows possible return values.
Value |
Description |
|---|---|
S_OK |
Success. |
XR_E_COLLECTION_ELEMENT_ALREADY_ASSOCIATED |
You attempted to add an item that already exists. |
Remarks
Because an object cannot exist more than once in a visual tree, an item can occur only once in this object collection.
.NET Framework Equivalent
System.Windows.PresentationFrameworkCollection(T).Add
Requirements
Header |
XamlRuntime.h |
sysgen |
SYSGEN_XAML_RUNTIME |