private void UpdateVisualStates(bool useTransitions)
{
if (!IsEnabled)
{
VisualStateManager.GoToState(this, PickerStatesDisabledStateName, useTransitions);
}
else if (IsHighlighted)
{
VisualStateManager.GoToState(this, PickerStatesHighlightedStateName, useTransitions);
}
else
{
VisualStateManager.GoToState(this, PickerStatesNormalStateName, useTransitions);
}
}