IPersistHistory::SaveHistory


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IPersistHistory::SaveHistory
HRESULT SaveHistory(
    [in]IStream *pStream);
The container calls this method to request that the component save its state.

Returns:

S_OK The component successfully saved its state to the supplied stream.
E_FAIL The component was unable to save its state.
E_POINTER The stream pointer was invalid.

pStream
[in] Pointer to the stream into which the object should save its persistent state.

The component should under no circumstances add a reference to the supplied stream. The stream should not be cached by the component.

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S_OK	The component successfully saved its state to the supplied stream.
E_FAIL	The component was unable to save its state.
E_POINTER	The stream pointer was invalid.