GanttControl.TaskDependencyModified Event
Fires when a task’s dependency is successfully modified. This event only fires when a user modifies a task in the chart. When the user modifies a task in the task list, the event does not fire.
Namespace: DevExpress.XtraGantt
Assembly: DevExpress.XtraGantt.v24.2.dll
NuGet Package: DevExpress.Win.Gantt
#Declaration
[DXCategory("Events")]
public event TaskDependencyModifiedEventHandler TaskDependencyModified
#Event Data
The TaskDependencyModified event's data class is TaskDependencyModificationEventArgs. The following properties provide information specific to this event:
Property | Description |
---|---|
Change |
Gets the type of the operation. |
Original |
Gets the processed dependency’s original (before the operation) successor node. |
Original |
Gets the processed dependency’s original (before the operation) successor task. |
Predecessor |
Gets the processed dependency’s current (during the operation) predecessor node. |
Predecessor |
Gets the processed dependency’s current (during the operation) predecessor task. |
Successor |
Gets the processed dependency’s current (during the operation) successor node. |
Successor |
Gets the processed dependency’s current (during the operation) successor task. |
Type | Gets the type of the processed dependency. |
#Remarks
If the AllowModifyDependencies option is enabled, users can change a task’s predecessor or successor. Users can remove a dependency or attach it to another task if the mouse pointer hovers over the dependency arrow. To create a new dependency, use pointers displayed at task edges.
Note
The Editable option must be enabled and the Read
You can handle the following events to customize an operation:
- TaskDependencyModification — repeatedly fires when the user modifies a task’s dependency.
- TaskDependencyModificationCanceled — fires when the user presses Esc to cancel the operation.
- TaskDependencyModificationCompleted — fires when a user finishes modifying a dependency. Allows you to cancel the operation.
TaskDependencyModified
— fires when a task’s dependency is successfully modified.
See Interactive Editing for more information.