public override object ProvideValue(IServiceProvider serviceProvider)
{
if (MultiBinding != null)
{
if (Bindings.Any())
throw new ArgumentException($"{nameof(Bindings)} should be an empty");
if (Converter != null)
throw new ArgumentException($"{nameof(Converter)} should be a null");
}
else
{
if (!Bindings.Any())
throw new ArgumentNullException(nameof(Bindings));
if (Converter == null)
throw new ArgumentNullException(nameof(Converter));
}
var target = (IProvideValueTarget)serviceProvider.GetService(typeof(IProvideValueTarget));
if (target.TargetObject.GetType().FullName == "System.Windows.SharedDp")
return this;
if (MultiBinding != null)
{
Converter = MultiBinding.Converter;
ConverterParameter = MultiBinding.ConverterParameter;
ConverterCulture = MultiBinding.ConverterCulture;
foreach (var bindingBase in MultiBinding.Bindings)
Bindings.Add(bindingBase);
}
if (target.TargetObject is NestedBindingCollection)
{
var binding = new Binding
{
Source = this
};
return binding;
}
var multiBinding = new MultiBinding
{
Mode = BindingMode.OneWay
};
var tree = GetNestedBindingsTree(this, multiBinding);
var converter = new NestedBindingConverter(tree);
multiBinding.Converter = converter;
return multiBinding.ProvideValue(serviceProvider);
}
public override object ProvideValue(IServiceProvider serviceProvider)
{
if (MultiBinding != null)
{
if (Bindings.Any())
{
throw new ArgumentException($"{nameof(Bindings)} should be an empty");
}
if (Converter != null)
{
throw new ArgumentException($"{nameof(Converter)} should be a null");
}
}
else
{
if (!Bindings.Any())
{
throw new ArgumentNullException(nameof(Bindings));
}
if (Converter == null)
{
throw new ArgumentNullException(nameof(Converter));
}
}
var target = (IProvideValueTarget)serviceProvider.GetService(typeof(IProvideValueTarget));
if (target.TargetObject.GetType().FullName == "System.Windows.SharedDp")
{
return(this);
}
if (MultiBinding != null)
{
Converter = MultiBinding.Converter;
ConverterParameter = MultiBinding.ConverterParameter;
ConverterCulture = MultiBinding.ConverterCulture;
foreach (var bindingBase in MultiBinding.Bindings)
{
Bindings.Add(bindingBase);
}
}
if (target.TargetObject is NestedBindingCollection)
{
var binding = new Binding
{
Source = this
};
return(binding);
}
var multiBinding = new MultiBinding
{
Mode = BindingMode.OneWay
};
var tree = GetNestedBindingsTree(this, multiBinding);
var converter = new NestedBindingConverter(tree);
multiBinding.Converter = converter;
return(multiBinding.ProvideValue(serviceProvider));
}
