L_DicomGetParentElement

#include "Ltdic.h"

L_LTDIC_API pDICOMELEMENT L_DicomGetParentElement(hDS, pElement)

HDICOMDS hDS;	a DICOM handle
pDICOMELEMENT pElement;	pointer to a DICOMELEMENT structure

Returns a pointer to the item in the Data Set that contains the parent of the specified item.

Parameter	Description
hDS	A DICOM handle.
pElement	Pointer to a DICOMELEMENT structure that contains an item in the Data Set.

Returns

!NULL	A pointer to a DICOMELEMENT structure that contains the item in the Data Set that is the parent of the item specified in pElement.
NULL	pElement has no parent. (pElement is a Level 0 item.)

Comments

The parent is the ancestor one level higher than the specified item. If the specified item is a Level 0 item, this function will return NULL. Please note that the numbering of the items in this illustration is arbitrary and does not imply order.

$image\GetPrnt.gif$

If the passed pointer points to :	The function returns a pointer to :
Item 1	NULL
Item 2	Item 3
Item 4	Item3
Item 5	Item 6

The following functions will also help you navigate the Data Set:

L_DicomGetFirstElement

L_DicomGetLastElement

L_DicomGetNextElement

L_DicomGetRootElement

L_DicomGetChildElement

Required DLLs and Libraries

LTDIC

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

Platforms

Win32, x64, Linux.

Example

This example displays the parent’s name of an element

L_INT DicomGetParentElementExample(L_VOID) 
{ 
   HDICOMDS       hDS; 
   pDICOMELEMENT  pParent; 
   pDICOMELEMENT  pElement; 
   pDICOMTAG      pTag; 
   L_TCHAR        szUnknown[]=TEXT("Unknown"); 
   L_TCHAR        *p; 
   hDS = L_DicomCreateDS(NULL); 
   L_DicomInitDS(hDS, CLASS_XA_BIPLANE_IMAGE_STORAGE_RETIRED, 0); 
   pElement = L_DicomFindFirstElement(hDS, NULL, TAG_RADIATION_SETTING, FALSE); 
   if (pElement != NULL) 
   { 
      pParent = L_DicomGetParentElement(hDS, pElement); 
      if (pParent != NULL) 
      { 
         pTag = L_DicomFindTag(pParent->nTag); 
         if (pTag != NULL) 
         { 
            p = pTag->pszName; 
         } 
         else 
         { 
            p = szUnknown; 
         } 
         MessageBox(NULL, p, TEXT("Notice"), MB_OK); 
      } 
   } 
   L_DicomFreeDS(hDS); 
   return DICOM_SUCCESS; 
}

Help Version 19.0.2017.10.27

LEADTOOLS DICOM C API Help

Introduction

Version History

Getting Started

Features of LEADTOOLS DICOM

Redistributables/Files To Be Included With Your Application

Functions:	L_DicomGetFirstElement, L_DicomGetLastElement, L_DicomGetNextElement, L_DicomGetPrevElement, L_DicomGetCountModule, L_DicomGetRootElement, L_DicomGetChildElement
Topics:	Working with Data Sets