internal override void Apply(bool fromTarget)
{
base.Apply(fromTarget);
if (_expression == null)
{
_expression = new BindingExpression(this, SelfPath);
}
_expression.Apply(fromTarget);
}
public void PropertyChanged(object sender, PropertyChangedEventArgs args)
{
BindingExpressionPart part = NextPart ?? this;
string name = args.PropertyName;
if (!string.IsNullOrEmpty(name))
{
if (part.IsIndexer)
{
if (name.Contains("["))
{
if (name != string.Format("{0}[{1}]", part.IndexerName, part.Content))
return;
}
else if (name != part.IndexerName)
return;
}
else if (name != part.Content)
{
return;
}
}
Device.BeginInvokeOnMainThread(() => _expression.Apply());
}
void ApplyInner(Element templatedParent, BindableObject bindableObject, BindableProperty targetProperty)
{
if (_expression == null && templatedParent != null)
{
_expression = new BindingExpression(this, SelfPath);
}
_expression?.Apply(templatedParent, bindableObject, targetProperty);
}
