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Allows for customization when the connection is first made (intended for overriding, if required).
virtual HRESULT CheckConnect( IPin * pPin );
Parameters
- pPin
- Pointer to the connecting pin.
Return Values
Returns one of the following arguments by default; if overridden, should return standard HRESULTvalues, including the following values.
E_INVALIDARG Pin directions do not match between pins. NOERROR Connection verified successfully. Remarks
This member function is called during a call to the IPin::Connectmethod to provide a virtual method that can do any specific check required for a connection, such as calling CBasePin::NonDelegatingQueryInterface. This base class method determines if the pin directions match.