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CAxWindow::QueryControl

  • Articolo

Retrieves the specified interface of the hosted control.

HRESULT QueryControl( 
   REFIID iid, 
   void** ppUnk  
); 
template <class Q> 
HRESULT QueryControl( 
   Q** ppUnk  
);

Parameters

  • iid
    [in] Specifies the IID of the control's interface.

  • ppUnk
    [out] A pointer to the interface of the control. In the template version of this method, there is no need for a reference ID as long as a typed interface with an associated UUID is passed.

  • Q
    [in] The interface that is being queried for.

Return Value

A standard HRESULT value.

Requirements

Header: atlwin.h

See Also

Reference

CAxWindow Class

CAxWindow::QueryHost