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GanttView.PredecessorLinkEdited Event

Occurs when an end user has finished editing a predecessor link (connector), and allows you to cancel the link editing. This is a routed event.

Namespace: DevExpress.Xpf.Gantt

Assembly: DevExpress.Xpf.Gantt.v20.1.dll

Declaration

public event EventHandler<PredecessorLinkEditedEventArgs> PredecessorLinkEdited
Public Event PredecessorLinkEdited As EventHandler(Of PredecessorLinkEditedEventArgs)

Event Data

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

Property Description
Cancel Gets or sets whether the applied changes must be canceled.
ChangeType Gets a type of change an end user made (created, deleted, or changed a predecessor link).
Handled Gets or sets a value that indicates the present state of the event handling for a routed event as it travels the route. Inherited from RoutedEventArgs.
LinkType Gets the type of the edited link.
OldSuccessor Gets the successor task that was linked to the predecessor task before editing the connector.
OriginalSource Gets the original reporting source as determined by pure hit testing, before any possible Source adjustment by a parent class. Inherited from RoutedEventArgs.
Predecessor Gets a predecessor task.
PredecessorLink Gets an edited predecessor link (connector).
RoutedEvent Gets or sets the RoutedEvent associated with this RoutedEventArgs instance. Inherited from RoutedEventArgs.
Source Gets or sets a reference to the object that raised the event. Inherited from RoutedEventArgs.
Successor Gets the successor task that is linked to the predecessor task after editing the connector.

Remarks

The event arguments properties allow you to get the following info about the edited predecessor link (connector):

Property Description
PredecessorLinkEditedEventArgs.OldSuccessor Gets the successor task that was linked to the predecessor task before editing the connector.
PredecessorLinkEditedEventArgs.Successor Gets the successor task that is linked to the predecessor task after editing the connector.
PredecessorLinkEditedEventArgs.Predecessor Gets a predecessor task.
PredecessorLinkEditedEventArgs.PredecessorLink Gets an edited predecessor link (connector).
PredecessorLinkEditedEventArgs.LinkType Gets the type of the edited link.
PredecessorLinkEditedEventArgs.ChangeType Gets a type of change an end user made (created, deleted, or changed a predecessor link).

You can undo the applied changes by setting the PredecessorLinkEditedEventArgs.Cancel property to true.

See Also