protected override void OnLoading()
{
base.OnLoading();
var element = Controller.Element;
_smoothing = MouseWheel.GetSmoothing(element);
_modifiers = MouseWheel.GetModifiers(element);
_minimum = MouseWheel.GetMinimum(element);
_maximum = MouseWheel.GetMaximum(element);
MouseWheel.SmoothingProperty.AddValueChanged(element, OnSmoothingChanged);
MouseWheel.ModifiersProperty.AddValueChanged(element, OnModifiersChanged);
MouseWheel.MinimumProperty.AddValueChanged(element, OnMinimumChanged);
MouseWheel.MaximumProperty.AddValueChanged(element, OnMaximumChanged);
}
private void OnModifiersChanged(object sender, EventArgs e)
{
_modifiers = MouseWheel.GetModifiers(sender as DependencyObject);
}