L_DicomGetRootKey
#include "ltdic.h"
L_LTDIC_API pDICOMELEMENT L_DicomGetRootKey(hDS, pElement)
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HDICOMDS hDS; |
/* a DICOM handle */ |
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pDICOMELEMENT pElement; |
/* pointer to a DICOMELEMENT structure */ |
Returns a pointer to the root of the specified item.
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Parameter |
Description |
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hDS |
A DICOM handle. |
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pElement |
Pointer to a DICOMELEMENT structure that contains an item in the Data Set. |
Returns
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!NULL |
A pointer to a DICOMELEMENT structure that contains the item in the Data Set that is the root of the item specified in pElement. |
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NULL |
The Data Set is empty or pElement is NULL. |
Comments
The root is the Level 0 ancestor of pElement. If pElement 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.

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If the passed pointer points to : |
The function returns a pointer to : |
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Item 1 |
Item 2 |
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Item 3 |
Item 2 |
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Item 4 |
Item4 |
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Item 5 |
Item 6 |
The following functions will also help you navigate the Data Set:
Required DLLs and Libraries
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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
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Functions: |
L_DicomGetFirstKey, L_DicomGetLastKey, L_DicomGetNextKey, L_DicomGetPrevKey, L_DicomGetParentKey, L_DicomGetChildKey |
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Topics: |
Example
For an example, refer to L_DicomInsertKey.