windowsforms-devexpress-dot-xtragantt-dot-treelistmappings.md
Gets or sets the name of the key field that uniquely identifies records in the data source.
Namespace : DevExpress.XtraGantt
Assembly : DevExpress.XtraGantt.v25.2.dll
NuGet Package : DevExpress.Win.Gantt
[DefaultValue("ID")]
[XtraSerializableProperty]
public string KeyFieldName { get; set; }
<DefaultValue("ID")>
<XtraSerializableProperty>
Public Property KeyFieldName As String
| Type | Default | Description |
|---|---|---|
| String | "ID" |
The key identifier field name.
|
The following code snippet (auto-collected from DevExpress Examples) contains a reference to the KeyFieldName 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.
gantt.Columns.Clear();
gantt.TreeListMappings.KeyFieldName = gantt.TreeListMappings.ParentFieldName = gantt.ChartMappings.TextFieldName
= gantt.ChartMappings.StartDateFieldName = gantt.ChartMappings.FinishDateFieldName = string.Empty;
gantt.TreeListMappings.ParentFieldName = gantt.ChartMappings.TextFieldName
gantt.TreeListMappings.KeyFieldName = gantt.TreeListMappings.ParentFieldName
If Not ValidateBindings() Then
See Also