LVectorGroup::DeleteGroup

#include "ltwrappr.h"

virtual L_INT LVectorGroup::DeleteGroup()

Deletes the class object's associated group. This function is available in the LEADTOOLS Vector Imaging Pro Toolkit.

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

Deleting a group also deletes all objects within the group.

Required DLLs and Libraries

LVKRN

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

See Also

Functions:

LVectorBase::AddGroup, LVectorGroup::EmptyGroup.

Topics:

Working with Vector Groups

Example

This example will delete the second group in a vector.

L_INT LVectorGroup__DeleteGroupExample(HWND hWnd, LVectorBase *pVector) 
{ 
   L_INT          nRet; 
   LVectorGroup   VectorGroup; 
   nRet = pVector->GetGroupByIndex(1, &VectorGroup); 
   if (nRet == SUCCESS) 
   { 
      nRet = VectorGroup.DeleteGroup(); 
      if(nRet != SUCCESS) 
         return nRet; 
   } 
   else 
   { 
      MessageBox(hWnd, TEXT("Vector has less than two groups"), TEXT(""), MB_OK); 
      return nRet; 
   } 
   return SUCCESS; 
}

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