LDicomIOD::GetParent

#include "Ltdic.h"

static pDICOMIOD LDicomIOD::GetParent(pIOD)

pDICOMIOD pIOD;

/* pointer to a DICOMIOD structure */

Returns a pointer to the item in the IOD Structure that contains the parent of the specified item.

Parameter

Description

pIOD

Pointer to a DICOMIODstructure that contains an item in the IOD Structure.

Returns

!NULL

A pointer to a DICOMIODstructure that contains the item in the IOD Structure that is the parent of the item specified in pIOD.

NULL

pIOD has no parent. (pIOD is a Level 0 item.)

Comments

This function requires that the IOD Structure is evaluated as a tree structure.

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 IOD Structure:

LDicomIOD::GetFirst

LDicomIOD::GetLast

LDicomIOD::GetNext

LDicomIOD::GetRoot

LDicomIOD::GetChild

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

See Also

Functions:

LDicomIOD::GetFirst, LDicomIOD::GetLast, LDicomIOD::GetNext, LDicomIOD::GetPrev, LDicomIOD::GetCountModule, LDicomIOD::GetRoot, LDicomIOD::GetChild

Topics:

Working with Information Object Definitions

Example

/* This example displays the parent’s name of an item */

L_VOID Test()
{
   pDICOMIOD pParent;
   pDICOMIOD pElement;

   pElement = LDicomIOD::Find(NULL, TAG_PATIENT_NAME, IOD_TYPE_ELEMENT, FALSE);
   if (pElement != NULL)
   {
      pParent = LDicomIOD::GetParent(pElement);
      MessageBox(NULL, pParent->pszName, "Notice", MB_OK);
   }
}