ASPxClientGantt.TaskEditDialogShowing Event
Occurs before the edit dialog is shown.
Declaration
TaskEditDialogShowing: ASPxClientEvent<ASPxClientGanttTaskEditDialogShowingEventHandler<ASPxClientGantt>>Event Data
The TaskEditDialogShowing event's data class is ASPxClientGanttTaskEditDialogShowingEventArgs. 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. |
| hiddenFields | Specifies hidden fields in the edit dialog. |
| key | Specifies the task key. |
| readOnlyFields | Specifies read-only fields in the edit dialog. |
| values | Specifies the task values. |
Remarks
Use the TaskEditDialogShowing event to customize the edit dialog before it is invoked.
<dx:ASPxGantt ID="Gantt" >
<ClientSideEvents TaskEditDialogShowing="onGanttTaskEditDialogShowing" ... />
</dx:ASPxGantt>
function onGanttTaskEditDialogShowing(s, e) {
...
e.values["Subject"]= "Custom dialog text";
e.readOnlyFields.push("Subject");
e.hiddenFields.push("PercentComplete");
}
Result:
Note that the readOnlyFields and hiddenFields event parameters affect only task fields. Use the AllowTaskResourceUpdate property to hide the Resource Manager in the Task Details dialog.
Concepts
See Also
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