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EventToCommand Xamarin Forms - BindableBehavior Source
public class BindableBehavior<T> : Behavior<T> where T : BindableObject
{
public T AssociatedObject { get; private set; }
protected override void OnAttachedTo(T visualElement)
{
base.OnAttachedTo(visualElement);
AssociatedObject = visualElement;
if (visualElement.BindingContext != null)
BindingContext = visualElement.BindingContext;
visualElement.BindingContextChanged += OnBindingContextChanged;
}
private void OnBindingContextChanged(object sender, EventArgs e)
{
OnBindingContextChanged();
}
protected override void OnDetachingFrom(T view)
{
view.BindingContextChanged -= OnBindingContextChanged;
}
protected override void OnBindingContextChanged()
{
base.OnBindingContextChanged();
BindingContext = AssociatedObject.BindingContext;
}
}
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