LDicomDS::GetParentElement

#include "Ltdic.h"

pDICOMELEMENT LDicomDS::GetParentElement(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
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:

LDicomDS::GetFirstElement

LDicomDS::GetLastElement

LDicomDS::GetNextElement

LDicomDS::GetRootElement

LDicomDS::GetChildElement

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

Example

This example displays the parent’s name of an element.

L_INT LDicomDS_GetParentElementExample() 
{ 
   LDicomDS*      pDS; 
   pDICOMELEMENT  pParent; 
   pDICOMELEMENT  pElement; 
   pDICOMTAG      pTag; 
   L_TCHAR        szUnknown[]=TEXT("Unknown"); 
   L_TCHAR*       p; 
   pDS = new LDicomDS(NULL); 
   pDS->InitDS( CLASS_XA_BIPLANE_IMAGE_STORAGE_RETIRED, 0); 
   pElement = pDS->FindFirstElement(NULL, TAG_RADIATION_SETTING, FALSE); 
   if (pElement != NULL) 
   { 
      pParent = pDS->GetParentElement(pElement); 
      if (pParent != NULL) 
      { 
         pTag = LDicomTag::Find(pParent->nTag); 
         if (pTag != NULL) 
         { 
            p = pTag->pszName; 
         } 
         else 
         { 
            p = szUnknown; 
         } 
         MessageBox(NULL, p, TEXT("Notice"), MB_OK); 
      } 
   } 
   delete pDS; 
   return DICOM_SUCCESS; 
}

Help Version 19.0.2017.10.27

LEADTOOLS DICOM C++ Class Library Help

Introduction

Version History

Getting Started

LEADTOOLS DICOM Features

Redistributables/Files To Be Included With Your Application

Quick Reference

Classes and Member Functions

CallBack Functions

Appendix

Functions:	LDicomDS::GetFirstElement, LDicomDS::GetLastElement, LDicomDS::GetNextElement, LDicomDS::GetPrevElement, LDicomDS::GetCountModule, LDicomDS::GetRootElement, LDicomDS::GetChildElement
Topics:	Working with Data Sets
	How to Disable the Automatic Loading of the default DICOM IOD Table