FrameworkContentElement.PredictFocus(FocusNavigationDirection) Method

Definition

Namespace:: System.Windows

Assembly:: PresentationFramework.dll

Determines the next element that would receive focus relative to this element for a provided focus movement direction, but does not actually move the focus. This method is sealed and cannot be overridden.

public:
 override System::Windows::DependencyObject ^ PredictFocus(System::Windows::Input::FocusNavigationDirection direction);

public override sealed System.Windows.DependencyObject PredictFocus (System.Windows.Input.FocusNavigationDirection direction);

override this.PredictFocus : System.Windows.Input.FocusNavigationDirection -> System.Windows.DependencyObject

Public Overrides NotOverridable Function PredictFocus (direction As FocusNavigationDirection) As DependencyObject

Parameters

direction: FocusNavigationDirection

The direction for which a prospective focus change should be determined.

Returns

DependencyObject

The next element that focus would move to if focus were actually traversed. May return null if focus cannot be moved relative to this element for the provided direction.

Exceptions

InvalidEnumArgumentException

Specified one of the following directions in the TraversalRequest: Next, Previous, First, Last. These directions are not legal for PredictFocus(FocusNavigationDirection) (but they are legal for MoveFocus(TraversalRequest)).

Remarks

MoveFocus is the related method that actually does move focus.

Applies to