GanttMappingInfoBase.Key Property

Specifies an object’s unique identifier.

Namespace: DevExpress.Web.ASPxGantt

Assembly: DevExpress.Web.ASPxGantt.v25.1.dll

NuGet Package: DevExpress.Web

Declaration

C#

[DefaultValue("ID")]
public string Key { get; set; }

VB.NET

<DefaultValue("ID")>
Public Property Key As String

Property Value

Type	Default	Description
String	"ID"	A unique identifier.

Remarks

Run Demo: ASPxGantt - Data Binding Run Demo: MVCxGantt - Data Binding and Editing

Web Forms:

ASPX

<dx:ASPxGantt ID="Gantt" runat="server" Width="100%" KeyFieldName="ID" ParentFieldName="ParentID" ...>
    <Task Key="ID" ParentKey="ParentID" Title="Subject" Start="StartDate" End="EndDate" Progress="PercentComplete" />
    ...
</dx:ASPxGantt>

MVC:

Razor C#

@Html.DevExpress().Gantt(settings => {
    settings.Name = "gantt";
    ...
    settings.Mappings.Task.Key = "ID";
    settings.Mappings.Task.ParentKey = "ParentID";
    settings.Mappings.Task.Title = "Subject";
    settings.Mappings.Task.Start = "StartDate";
    settings.Mappings.Task.End = "EndDate";
    settings.Mappings.Task.Progress = "PercentComplete";
    ...
}).Bind(
    GanttDataProvider.Tasks, 
    GanttDataProvider.Dependencies, 
    GanttDataProvider.Resources, 
    GanttDataProvider.ResourceAssignments
).GetHtml()

Examples

• [Web Forms] Gantt - Edit Data