protected override void OnElementChanged(ElementChangedEventArgs <Button> e)
{
base.OnElementChanged(e);
if (e.OldElement == null)
{
AButton button = Control;
if (button == null)
{
button = CreateNativeControl();
button.SetOnClickListener(ButtonClickListener.Instance.Value);
button.SetOnTouchListener(ButtonTouchListener.Instance.Value);
button.Tag = this;
SetNativeControl(button);
var useLegacyColorManagement = e.NewElement.UseLegacyColorManagement();
_textColorSwitcher = new TextColorSwitcher(button.TextColors, useLegacyColorManagement);
button.AddOnAttachStateChangeListener(this);
}
}
if (_backgroundTracker == null)
{
_backgroundTracker = new ButtonBackgroundTracker(Element, Control);
}
else
{
_backgroundTracker.Button = e.NewElement;
}
UpdateAll();
}
protected override void Dispose(bool disposing)
{
if (_isDisposed)
{
return;
}
_isDisposed = true;
if (disposing)
{
_backgroundTracker?.Dispose();
_backgroundTracker = null;
}
base.Dispose(disposing);
}