wpf-devexpress-dot-xpf-dot-gantt-ec87984c.md
Provides data for the TasksScheduled event.
Namespace : DevExpress.Xpf.Gantt
Assembly : DevExpress.Xpf.Gantt.v25.2.dll
NuGet Package : DevExpress.Wpf.Gantt
public sealed class TasksScheduledEventArgs :
RoutedEventArgs
Public NotInheritable Class TasksScheduledEventArgs
Inherits RoutedEventArgs
TasksScheduledEventArgs is the data class for the following events:
The TasksScheduled event allows you to rollback the edit changes if they have become the reason for invalid links.
Use the event arguments’ InvalidPredecessorLinks property to access a collection of invalid links. Set the event arguments’ RollbackChanges property to true to rollback the latest changes.
<dxgn:GanttControl ...>
<dxgn:GanttControl.View>
<dxgn:GanttView ...
TasksScheduled="GanttView_TasksScheduled">
</dxgn:GanttView>
</dxgn:GanttControl.View>
</dxgn:GanttControl>
private void GanttView_TasksScheduled(object sender, DevExpress.Xpf.Gantt.TasksScheduledEventArgs e) {
if (e.InvalidPredecessorLinks.Count > 0) e.RollbackChanges = true;
}
Private Sub GanttView_TasksScheduled(ByVal sender As Object, ByVal e As DevExpress.Xpf.Gantt.TasksScheduledEventArgs)
If e.InvalidPredecessorLinks.Count > 0 Then e.RollbackChanges = True
End Sub
Object EventArgs RoutedEventArgs TasksScheduledEventArgs
See Also