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V25.1
  • GanttControl.TaskDependencyModificationCompleted Event

    Fires when a user finishes modifying a dependency. Allows you to cancel the operation.

    Namespace: DevExpress.XtraGantt

    Assembly: DevExpress.XtraGantt.v25.1.dll

    NuGet Package: DevExpress.Win.Gantt

    Declaration

    [DXCategory("Events")]
    public event TaskDependencyModificationEventHandler TaskDependencyModificationCompleted

    Event Data

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

    Property Description
    Allow Gets or sets whether users are allowed to modify the dependency.
    Cancel Allows you to cancel the operation.
    ChangeType Gets the type of the operation. Inherited from TaskDependencyModificationEventArgs.
    OriginalSuccessorNode Gets the processed dependency’s original (before the operation) successor node. Inherited from TaskDependencyModificationEventArgs.
    OriginalSuccessorTask Gets the processed dependency’s original (before the operation) successor task. Inherited from TaskDependencyModificationEventArgs.
    PredecessorNode Gets the processed dependency’s current (during the operation) predecessor node. Inherited from TaskDependencyModificationEventArgs.
    PredecessorTask Gets the processed dependency’s current (during the operation) predecessor task. Inherited from TaskDependencyModificationEventArgs.
    SuccessorNode Gets the processed dependency’s current (during the operation) successor node. Inherited from TaskDependencyModificationEventArgs.
    SuccessorTask Gets the processed dependency’s current (during the operation) successor task. Inherited from TaskDependencyModificationEventArgs.
    Type Gets the type of the processed dependency. Inherited from TaskDependencyModificationEventArgs.

    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.

    image

    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:

    See Interactive Editing for more information.

    See Also