CComPtr::QueryInterface

template <class Q>
HRESULT QueryInterface( Q** pp ) const

Return value

A standard HRESULT value. Can be one of the following values:

• S_OK   The interface was retrieved successfully.
  
  
• E_NOINTERFACE   The object referred to by the pointer contained in this smart pointer does not implement the requested interface.

Parameters

Q

[in] Type of the interface.

pp

[out] Pointer to the resulting interface pointer.

Remarks

Calls QueryInterface on the internal pointer in a type-safe manner.

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