private void InternalUnBind()
{
if (_CurrentBinding != null)
{
_CurrentBinding.UnBind();
_CurrentBinding = null;
}
}
/// <summary>
/// Recreate the link between final source property and final destination property
/// </summary>
private void RecreateRealBinding()
{
if (_CurrentBinding != null)
{
_CurrentBinding.UnBind();
}
_CurrentBinding = null;
PathItem destPathItem = _DestinationBinding.LastItem;
//last item path (property to bind)
if (destPathItem == null || destPathItem.Source == null)
{
return;
}
PathItem srcPathItem = _SourceBinding.LastItem;
if (srcPathItem == null || srcPathItem.Source == null)
{
return;
}
srcPathItem.ArrayWrapper = null;
object source, destination;
PropertyInfo piSource, piDestination;
source = srcPathItem.Source.Target;
destination = destPathItem.Source.Target;
bool arrayWrapperIsValid;
//special case if it's an array
if (srcPathItem.IsArray)
{
piSource = null;
srcPathItem.ArrayWrapper = CreateArrayWrapper(srcPathItem, srcPathItem, out arrayWrapperIsValid, delegate()
{
if (_CurrentBinding != null)
{
_CurrentBinding.ForceUpdate();
}
else
{
RecreateRealBinding();
}
});
if (srcPathItem.ArrayWrapper == null)
{
return;
}
piSource = srcPathItem.ArrayWrapper.GetType().GetProperty("ArrayValue");
source = srcPathItem.ArrayWrapper;
if (!arrayWrapperIsValid)
{
return;
}
}
else
{
piSource = source.GetType().GetProperty(srcPathItem.PropertyName);
}
if (destPathItem.IsArray)
{
piDestination = null;
destPathItem.ArrayWrapper = CreateArrayWrapper(srcPathItem, destPathItem, out arrayWrapperIsValid, null);
if (destPathItem.ArrayWrapper == null)
{
return;
}
piDestination = destPathItem.ArrayWrapper.GetType().GetProperty("ArrayValue");
destination = destPathItem.ArrayWrapper;
}
else
{
piDestination = destination.GetType().GetProperty(destPathItem.PropertyName);
}
Type t = typeof(RealBinding <,>);
Type realBindingType = t.MakeGenericType(piSource.PropertyType, piDestination.PropertyType);
_CurrentBinding = (IRealBinding)Activator.CreateInstance(realBindingType);
_CurrentBinding.Bind(source, piSource, destination, piDestination, _Converter, _ApplyBindingContext);
_CurrentBinding.ForceUpdate();
}
