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GetParentKey Method
See Also 
Leadtools.Dicom Namespace > DicomDataSet Class : GetParentKey Method




element
An item in the Data Set.
Returns the item in the Dicom Dir Data Set that contains the parent of the specified item.

Syntax

Visual Basic (Declaration) 
Public Function GetParentKey( _
   ByVal element As DicomElement _
) As DicomElement
Visual Basic (Usage)Copy Code
Dim instance As DicomDataSet
Dim element As DicomElement
Dim value As DicomElement
 
value = instance.GetParentKey(element)
C# 
public DicomElement GetParentKey( 
   DicomElement element
)
Managed Extensions for C++ 
public: DicomElement* GetParentKey( 
   DicomElement* element
) 
C++/CLI 
public:
DicomElement^ GetParentKey( 
   DicomElement^ element
) 

Parameters

element
An item in the Data Set.

Return Value

The item in the Data Set that is the parent of the item specified by element, or a null reference (Nothing in Visual Basic) if element has no parent (element is a Level 0 item).

Example

For an example, refer to Reset.

Remarks

The parent is the ancestor one level higher than the specified item. If the specified item is a Level 0 item, this method will return a null reference (Nothing in Visual Basic). Please note that the numbering of the items in the following illustration is arbitrary and does not imply order.

If the passed object points to:The method returns an object pointing to:
Item 1null
Item 2Item 3
Item 4Item 3
Item 5Item 6

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

GetFirstKey

GetLastKey

GetNextKey

GetRootKey

GetChildKey

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

See Also

Leadtools.Dicom requires a Medical toolkit license and unlock key. For more information, refer to: Raster Pro/Document/Medical Features