Sets the value of the MilestoneTaskExtraElementsPositioning attached property to a specified element such as a task item, overriding the default value provided by the GanttChartView control. The MilestoneTaskExtraElementsPositioning property value indicates the TaskExtraElementsPositioning to be used to display the dependencies of a task if it is a milestone task. Overriding the default value for a specific item requires that the IsItemAppearanceApplied property of the control to be set to true.

public static void SetMilestoneTaskExtraElementsPositioning(
	DependencyObject element,
	TaskExtraElementsPositioning milestoneTaskExtraElementsPositioning
)

Public Shared Sub SetMilestoneTaskExtraElementsPositioning ( _
	element As DependencyObject, _
	milestoneTaskExtraElementsPositioning As TaskExtraElementsPositioning _
)