IHierarchicalItem.Tag Property

Returns the object that contains data related to the item.

Namespace: DevExpress.TreeMap

Assembly: DevExpress.TreeMap.v20.2.Core.dll

NuGet Packages: DevExpress.TreeMap.Core, DevExpress.WindowsDesktop.TreeMap.Core

Declaration

C#

object Tag { get; }

VB.NET

ReadOnly Property Tag As Object

Property Value

Type	Description
Object	A Object that contains data about the chart element.

Remarks

Any type derived from the Object class can be assigned to this property. Use it to store data associated with a particular item.

Note

If a treemap/sunburst is bound to data, the Tag property is automatically assigned to the underlying data source object used to create the item.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the Tag property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

treemap-how-to-use-a-custom-value-source-for-a-colorizer/CS/Form1.cs#L34

double IColorizerValueProvider.GetValue(IHierarchicalItem item, int itemIndex) {
    DataRowView row = item.Tag as DataRowView;
    if (row != null)

VB.NET

treemap-how-to-use-a-custom-value-source-for-a-colorizer/VB/Form1.vb#L39

Private Function IColorizerValueProvider_GetValue(ByVal item As IHierarchicalItem, ByVal itemIndex As Integer) As Double Implements IColorizerValueProvider.GetValue
    Dim row As DataRowView = TryCast(item.Tag, DataRowView)
    If row IsNot Nothing Then