private static NestedBindingsTree GetNestedBindingsTree(NestedBinding nestedBinding, MultiBinding multiBinding)
{
var tree = new NestedBindingsTree
{
Converter = nestedBinding.Converter,
ConverterParameter = nestedBinding.ConverterParameter,
ConverterCulture = nestedBinding.ConverterCulture
};
foreach (var bindingBase in nestedBinding.Bindings)
{
var binding = bindingBase as Binding;
var childNestedBinding = binding?.Source as NestedBinding;
if (childNestedBinding != null && binding.Converter == null)
{
tree.Nodes.Add(GetNestedBindingsTree(childNestedBinding, multiBinding));
continue;
}
tree.Nodes.Add(new NestedBindingNode(multiBinding.Bindings.Count));
multiBinding.Bindings.Add(bindingBase);
}
return(tree);
}
private object GetTreeValue(NestedBindingsTree tree, object[] values, Type targetType, CultureInfo culture)
{
var objects = tree.Nodes.Select(x => x is NestedBindingsTree ? GetTreeValue((NestedBindingsTree)x, values, targetType, culture) : values[x.Index]).ToArray();
var value = tree.Converter.Convert(objects, targetType, tree.ConverterParameter, tree.ConverterCulture ?? culture);
return(value);
}
private static NestedBindingsTree GetNestedBindingsTree(NestedBinding nestedBinding, MultiBinding multiBinding)
{
var tree = new NestedBindingsTree
{
Converter = nestedBinding.Converter,
ConverterParameter = nestedBinding.ConverterParameter,
ConverterCulture = nestedBinding.ConverterCulture
};
foreach (var bindingBase in nestedBinding.Bindings)
{
var binding = bindingBase as Binding;
var childNestedBinding = binding?.Source as NestedBinding;
if (childNestedBinding != null && binding.Converter == null)
{
tree.Nodes.Add(GetNestedBindingsTree(childNestedBinding, multiBinding));
continue;
}
tree.Nodes.Add(new NestedBindingNode(multiBinding.Bindings.Count));
multiBinding.Bindings.Add(bindingBase);
}
return tree;
}
public NestedBindingConverter(NestedBindingsTree tree)
{
Tree = tree;
}
public NestedBindingConverter(NestedBindingsTree tree)
{
Tree = tree;
}
private object GetTreeValue(NestedBindingsTree tree, object[] values, Type targetType, CultureInfo culture)
{
var objects = tree.Nodes.Select(x => x is NestedBindingsTree ? GetTreeValue((NestedBindingsTree)x, values, targetType, culture) : values[x.Index]).ToArray();
var value = tree.Converter.Convert(objects, targetType, tree.ConverterParameter, tree.ConverterCulture ?? culture);
return value;
}
