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ASPxClientGantt.TaskDeleting Event

Occurs before a user deletes a task.

Declaration

TaskDeleting: ASPxClientEvent<ASPxClientGanttTaskDeletingEventHandler<ASPxClientGantt>>

Event Data

The TaskDeleting event's data class is ASPxClientGanttTaskDeletingEventArgs. The following properties provide information specific to this event:

Property Description
cancel Specifies whether to cancel the related action (for example, row edit, export). Inherited from ASPxClientCancelEventArgs.
key Specifies the task key.
values Specifies the task values.

Remarks

Gantt - Subtasks

Run Demo: ASPxGantt - Client-Side Events Run Demo: MVCxGantt - Client-Side Events

Use the TaskDeleting event to process task data before the task is deleted.

Web Forms:

<dx:ASPxGantt ID="Gantt" >
    <ClientSideEvents TaskDeleting="function(s, e) {
        if (e.key == 5) {
            //...
        }
    }" />
</dx:ASPxGantt>

MVC:

@Html.DevExpress().Gantt(settings => {
    settings.Name = "gantt";
    settings.ClientSideEvents.TaskDeleting = "function (s, e) { 
        if (e.key == 5) {
            //...
        }        
    }";
    ...
}).Bind(
    GanttDataProvider.Tasks, GanttDataProvider.Dependencies, 
    GanttDataProvider.Resources, GanttDataProvider.ResourceAssignments
).GetHtml()

Concepts

See Also