public override Visual FindPreviousTarget(Visual scope, Stop currentStop, DependencyProperty navigationModeProperty, IStopComparerProvider stopComparerProvider)
{
return(KeyboardNavigationTarget.FindPreviousContainedTarget(scope, currentStop, navigationModeProperty, stopComparerProvider) ?? currentStop.Element); // stay at the edge
}
public override Visual FindPreviousTarget(Visual scope, Stop currentStop, DependencyProperty navigationModeProperty, IStopComparerProvider stopComparerProvider)
{
return(KeyboardNavigationTarget.FindPreviousContainedTarget(scope, currentStop, navigationModeProperty, stopComparerProvider) ??
(scope.VisualParent != null ? KeyboardNavigationTarget.FindPreviousTarget(scope.VisualParent, new Stop(currentStop.Element, KeyboardNavigation.GetTabIndex(scope)), navigationModeProperty, stopComparerProvider) : null)); // translate currentStop and forward request to parent
}
public virtual Visual FindPreviousTarget(Visual scope, Stop currentStop, DependencyProperty navigationModeProperty, IStopComparerProvider stopComparerProvider)
{
return(scope.VisualParent != null?
KeyboardNavigationTarget.FindPreviousTarget(scope.VisualParent, currentStop, navigationModeProperty, stopComparerProvider) :
KeyboardNavigationTarget.FindPreviousContainedTarget(scope, currentStop, navigationModeProperty, stopComparerProvider));
}