windowsforms-devexpress-dot-xtragantt-dot-ganttcontrol-e22a405d.md
Fires when a user presses Esc to cancel modifying a task’s finish date. 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.v25.2.dll
NuGet Package : DevExpress.Win.Gantt
[DXCategory("Events")]
public event TaskFinishModificationCanceledEventHandler TaskFinishDateModificationCanceled
<DXCategory("Events")>
Public Event TaskFinishDateModificationCanceled As TaskFinishModificationCanceledEventHandler
The TaskFinishDateModificationCanceled event's data class is TaskFinishModificationCanceledEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| OriginalTaskFinish | Gets the processed task’s original (before the operation) finish date. Inherited from TaskFinishModifiedEventArgs. |
| ProcessedNode | Gets the modified node. Inherited from TaskModificationEventArgs. |
| ProcessedTask | Gets the modified task. Inherited from TaskModificationEventArgs. |
| TaskSplitInfo | Gets information about segments of the processed split task. Inherited from TaskModificationEventArgs. |
If the AllowModifyTasks option is enabled, users can reschedule a task. Users can use the mouse pointer to resize its duration or drag it to a new time slot.
To resize a task, move the mouse pointer over a task’s edge.
Note
The Editable option must be enabled and the ReadOnly option must be disabled to allow users to modify tasks.
You can handle the following events to customize an operation:
TaskMoveStarted — fires when a user starts to move a task.
TaskMoving — repeatedly fires when a user moves a task.
TaskMoveCanceled — fires when a user presses Esc to cancel the operation.
TaskMoveCompleted — fires when a user finishes moving a task. Allows you to cancel the operation.
TaskMoved — fires when a task is successfully moved.
TaskFinishDateModificationStarted — fires when a user starts to modify a task’s finish date.
TaskFinishDateModification — repeatedly fires when a user modifies a task’s finish date.
TaskFinishDateModificationCanceled — fires when a user presses Esc to cancel the operation.
TaskFinishDateModificationCompleted — fires when a user finishes to modify a finish date. Allows you to cancel the operation.
TaskFinishDateModified — fires when a task’s finish date is successfully modified.
See Interactive Editing for more information.
See Also