Applies To:

ChemDraw Menu Extensions Interface:  Access Function


Releases a handle back to ChemDraw.


long CDAPI CDReturnHandle( HANDLE hReturnedHandle );

hReturnedHandle a handle which was given to the DLL through an access function.

Returns a long indicating success (0) or failure (!0) of the function.


Handles provided by ChemDraw should be processed and released as soon as possible. If handles are being held by the DLL when ChemDraw shuts down, it may be construed as a memory leak.

This function must have ordinal number 14 in the Import Definition File.

If an error is returned, the DLL may call CDGetApplicationErrorString for a string explaining the error.


See Also:


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