typedef struct tagANNHITTESTINFO 
   L_UINT uStructSize;  //size of this structure 
   L_INT nHandleIndex; 
   L_INT nHandleID; 
   L_INT nReserved; 

The ANNHITTESTINFO structure provides hit test information for the LImageListControl::HitTest function.



Size of this structure. Use sizeof(HITTESTINFO).


This is the zero-based index of the handle. This field is valid only if puResult of is updated with either ANNHIT_HANDLE or ANNHIT_USER_HANDLE. The default handles and the user handles are maintained internally as separate arrays of handles. This means that there is both a default handle "0" and a user handle "0". This index can be used with other annotation handle functions.


The unique ID associated with the user handle.


Reserved for future use. Set this field to zero.

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