aspnet-js-aspxclientgantt-4755942d.md
Occurs before a task is focused.
FocusedTaskChanging: ASPxClientEvent<ASPxClientGanttFocusedTaskChangingEventHandler<ASPxClientGantt>>
The FocusedTaskChanging event's data class is ASPxClientGanttFocusedTaskChangingEventArgs. 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 | Returns the task key. |
| values | Returns the task data. |
Use the FocusedTaskChanged event to process data before a task is focused.
Run Demo: ASPxGantt - Client-Side EventsRun Demo: MVCxGantt - Client-Side Events
Web Forms:
<dx:ASPxGantt ID="Gantt" >
<ClientSideEvents FocusedTaskChanging="function(s, e) {
if (e.key == 0) {
//...
}
}" />
</dx:ASPxGantt>
MVC:
@Html.DevExpress().Gantt(settings => {
settings.Name = "gantt";
settings.ClientSideEvents.FocusedTaskChanging = "function (s, e) {
if (e.key == 0) {
//...
}
}";
...
}).Bind(
GanttDataProvider.Tasks, GanttDataProvider.Dependencies,
GanttDataProvider.Resources, GanttDataProvider.ResourceAssignments
).GetHtml()
See Also
ASPxClientGantt.GetFocusedTaskKey