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CComQIPtr::QueryInterface

  • Article

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.

CComQIPtr Overview |  Class Members