protected virtual void NextValueChanged(object value)
{
var bindingBroken = BindingNotification.ExtractError(value) as MarkupBindingChainNullException;
bindingBroken?.AddNode(Description);
_observer.OnNext(value);
}
private object Translate(object o)
{
var weak = o as WeakReference;
if (weak != null)
{
return(weak.Target);
}
else
{
var broken = BindingNotification.ExtractError(o) as MarkupBindingChainException;
if (broken != null)
{
// We've received notification of a broken expression due to a null value
// somewhere in the chain. If this null value occurs at the first node then we
// ignore it, as its likely that e.g. the DataContext has not yet been set up.
if (broken.HasNodes)
{
broken.Commit(Description);
}
else
{
o = AvaloniaProperty.UnsetValue;
}
}
return(o);
}
}
private void ValueChanged(object value)
{
var broken = BindingNotification.ExtractError(value) as MarkupBindingChainException;
broken?.Commit(Description);
_value = new WeakReference<object>(value);
PublishNext(value);
}
protected virtual void NextValueChanged(object?value)
{
if (_subscriber is null)
{
return;
}
var bindingBroken = BindingNotification.ExtractError(value) as MarkupBindingChainException;
bindingBroken?.AddNode(Description ?? "{empty}");
_subscriber(value);
}
private object Translate(object o)
{
if (o is WeakReference weak)
{
return(weak.Target);
}
else if (BindingNotification.ExtractError(o) is MarkupBindingChainException broken)
{
broken.Commit(Description);
}
return(o);
}
private object Translate(object o)
{
var weak = o as WeakReference;
if (weak != null)
{
return(weak.Target);
}
else
{
var broken = BindingNotification.ExtractError(o) as MarkupBindingChainException;
if (broken != null)
{
broken.Commit(Description);
}
return(o);
}
}
