L_DicomGetRootIOD

#include "Ltdic.h"

L_LTDIC_API pDICOMIOD L_DicomGetRootIOD(pIOD)

pDICOMIOD pIOD;

pointer to a DICOMIOD structure

Returns a pointer to the root of the specified item.

Parameter

Description

pIOD

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

Returns

!NULL

A pointer to a DICOMIOD structure that contains the item in the IOD Structure that is the root of the item specified in pIOD.

NULL

The IOD Structure is empty or pIOD is NULL.

Comments

The root is the Level 0 ancestor of pIOD. If pIOD points to an item on Level 0, a pointer to that same item will be returned. Please note that the numbering of the items in this illustration is arbitrary and does not imply order.

image\GetRoot.gif

If the passed pointer points to :

The function returns a pointer to :

Item 1

Item 2

Item 3

Item 2

Item 4

Item4

Item 5

Item 6

The following functions will also help you navigate the IOD Structure:

L_DicomGetFirstIOD

L_DicomGetLastIOD

L_DicomGetNextIOD

L_DicomGetParentIOD

L_DicomGetChildIOD

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.

See Also

Functions:

L_DicomGetFirstIOD, L_DicomGetLastIOD, L_DicomGetNextIOD, L_DicomGetPrevIOD, L_DicomGetCountModuleIOD, L_DicomGetParentIOD, L_DicomGetChildIOD

Topics:

Working with Information Object Definitions

 

How to Disable the Automatic Loading of the default DICOM IOD Table

Example

This example displays the root’s name of an item.

L_INT DicomGetRootIODExample(L_VOID) 
{ 
   pDICOMIOD pRoot; 
   pDICOMIOD pElement; 
   pElement = L_DicomFindIOD(NULL, TAG_PATIENT_NAME, IOD_TYPE_ELEMENT, FALSE); 
   if (pElement != NULL) 
   { 
      pRoot = L_DicomGetRootIOD(pElement); 
      MessageBox(NULL, pRoot->pszName, TEXT("Notice"), MB_OK); 
   } 
   return DICOM_SUCCESS; 
} 

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