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LVectorBase::IsObjectHidden

Summary

Gets a value that indicates whether or not a hidden object exists in the vector handle.

Syntax

#include "ltwrappr.h"

virtual L_INT LVectorBase::IsObjectHidden(pbHidden)

Parameters

L_BOOL *pbHidden

Pointer to a variable to be updated with a value that indicates whether or not a hidden vector object exists within the vector handle associated with the class object. Possible values are:

Value	Meaning
TRUE	At least one hidden vector object exists within the vector handle.
FALSE	No objects within the vector handle are hidden.

Returns

Value	Meaning
SUCCESS	The function was successful.
< 1	An error occurred. Refer to Return Codes.

Required DLLs and Libraries

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

Example

This example displays a message if any object is hidden in the vector.

L_INT LVectorBase__IsObjectHiddenExample(HWND hWnd, LVectorBase *pVector) 
 
{ 
   L_INT    nRet; 
   L_BOOL   bHidden; 
 
   nRet = pVector->IsObjectHidden(&bHidden ); 
   if(nRet != SUCCESS) 
      return nRet; 
 
  if (bHidden ) 
      MessageBox(hWnd, TEXT("At least one vector object is hidden\n"), TEXT(""), MB_OK); 
   else 
      MessageBox(hWnd, TEXT("No vector objects are hidden\n"), TEXT(""), MB_OK); 
 
  return SUCCESS; 
}