private void FillInfos(string title, StringBuilder sb, OnePropertyPathBinding binding)
{
if (binding != null)
{
sb.Append(title);
foreach (PathItem item in binding.Items)
{
sb.AppendFormat("{0}.", item.IsBind ? item.PropertyName : "?");
}
}
}
/// <summary>
/// constructeur par défaut
/// </summary>
/// <param name="source"></param>
/// <param name="propertyPath"></param>
/// <param name="destination"></param>
/// <param name="propertyPathdest"></param>
/// <param name="converter"></param>
internal PropertyPathBindingItem(object sourceTarget, string propertyPath,
object destinationTarget, string propertyPathdest,
IBinderConverter converter,
SynchronizationContext applyBindingContext)
{
_ApplyBindingContext = applyBindingContext;
_Converter = converter;
_DestinationBinding = new OnePropertyPathBinding();
_SourceBinding = new OnePropertyPathBinding();
_DestinationBinding.Bind(destinationTarget, propertyPathdest,
delegate(int currentIndex, EqualityWeakReference weakSource)
{
//this delegate it's : "What to do when an intermediate property changing"
return(delegate(object value)
{
if (weakSource.IsAlive)
{
_DestinationBinding.RemoveNotify(currentIndex);
_DestinationBinding.BindPropertyPath(value, currentIndex);
if (_CurrentBinding != null)
{
RecreateRealBinding();
}
else
{
//rebind all level from source
_SourceBinding.RemoveNotify(0);
_SourceBinding.BindPropertyPath(this.Source, 0);
}
}
});
},
null
//delegate(int index, PropertyInfo pi, object src)
//{
// ////Cas de la propriété à bindée
// //EqualityWeakReference weakDest = new EqualityWeakReference(src);
// //PathItem p = _DestinationBinding.Items[index];
// //p.Source = weakDest;
//}
);
///Connect to the source
_SourceBinding.Bind(sourceTarget, propertyPath,
delegate(int currentIndex, EqualityWeakReference weakSource)
{
//this delegate it's : "What to do when an intermediate property changing"
return(delegate(object value)
{
if (weakSource.IsAlive)
{
_SourceBinding.RemoveNotify(currentIndex);
InternalUnBind();
_SourceBinding.BindPropertyPath(value, currentIndex);
}
});
},
//this delegate it's : "What to do when the final property changing"
delegate(int index, PropertyInfo pi, object src)
{
RecreateRealBinding();
});
}
