GanttView.PredecessorLinkEditCanceled Event
Occurs when the connector editing was canceled. This is a routed event.
Namespace: DevExpress.Xpf.Gantt
Assembly: DevExpress.Xpf.Gantt.v24.2.dll
NuGet Package: DevExpress.Wpf.Gantt
#Declaration
public event EventHandler<PredecessorLinkEditCanceledEventArgs> PredecessorLinkEditCanceled
#Event Data
The PredecessorLinkEditCanceled event's data class is PredecessorLinkEditCanceledEventArgs. The following properties provide information specific to this event:
Property | Description |
---|---|
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 Routed |
Link |
Gets the type of the edited link. |
Original |
Gets the original reporting source as determined by pure hit testing, before any possible Source adjustment by a parent class.
Inherited from Routed |
Predecessor | Gets the predecessor task that is linked to the successor task after the canceled connector editing. |
Predecessor |
Gets an edited predecessor link (connector). |
Routed |
Gets or sets the Routed |
Source |
Gets or sets a reference to the object that raised the event.
Inherited from Routed |
Successor | Gets the successor task that is linked to the predecessor task after the canceled connector editing. |
The event data class exposes the following methods:
Method | Description |
---|---|
Invoke |
When overridden in a derived class, provides a way to invoke event handlers in a type-specific way, which can increase efficiency over the base implementation.
Inherited from Routed |
On |
When overridden in a derived class, provides a notification callback entry point whenever the value of the Source property of an instance changes.
Inherited from Routed |
#Remarks
The PredecessorLinkEditCanceled event occurs when the connector editing was canceled for the following reasons:
- end user pressed ESC
- GanttControl’s owner window lost its focus
- end user dragged th edited connector and released the mouse (MouseUp occurred) outside the connector thumb or connector remove zone.
If creating a new connector was canceled, the following event argument’s properties return null:
- PredecessorLinkEditCanceledEventArgs.Successor
- PredecessorLinkEditCanceledEventArgs.PredecessorLink
- PredecessorLinkEditCanceledEventArgs.LinkType
Use the event argument’s PredecessorLinkEditCanceledEventArgs.Predecessor property get the edited connector’s predecessor.