IFdtTopology::DeleteChild() method information

M&M FDT 1.2.1 Online Specification
IFdtTopology::DeleteChild() method information

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4.9.10.2 IFdtTopology::DeleteChild()

This method can be called in the states:

HRESULT DeleteChild (
[in] BSTR systemTag,
[in] FdtXPath channelPath,
[out, retval] VARIANT_BOOL* result
);

Description:

Remove the DTM specified by systemTag from the topology identified by channelPath. If this was the last reference within the topology, remove the instance data set

Parameters:

systemTag	Identifier of the device to remove
channelPath	Path of channel of parent

Return Value:

result

TRUE Operation succeeded FALSE Operation Failed

Behavior:

Remove the DTM specified by systemTag from the topology identified by channelPath. Therefore the Frame Application has to call ValidateRemoveChild(). If this was the last reference within the topology, the Frame Application has to delete the instance data set. The Frame Application has to call IDtm::PrepareToDelete() with respect of the behavior. The operation will also fail, if a sub topology exists.

Comments:

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