C:/Private/OSS/n2cms/github/n2cms/src/Framework/N2/Collections/HierarchyBuilder.cs

Go to the documentation of this file.

using System.Collections.Generic;
using N2.Engine;
using System;
namespace N2.Collections
{
        public abstract class HierarchyBuilder
        {
                ChildFactoryDelegate getChildren = (item) => item.GetChildren();

                public ChildFactoryDelegate GetChildren
                {
                        get { return getChildren; }
                        set { getChildren = value; }
                }

                [Obsolete("Use GetChilren delegate instead", true)]
                public ItemFilter[] Filters
                {
                        get { throw new NotSupportedException("Getting filters is no longer supported"); }
                        set { Children(value); }
                }

                public abstract HierarchyNode<ContentItem> Build();

                [Obsolete("Use builder.Children(ChildFactoryDelegate).Build()", true)]
                public HierarchyNode<ContentItem> Build(params ItemFilter[] filters)
                {
                        return Children(filters).Build();
                }

                public HierarchyBuilder Children(params ItemFilter[] filters)
                {
                        GetChildren = (item) => item.GetChildren(filters);
                        return this;
                }

                public HierarchyBuilder Children(ChildFactoryDelegate childFactory)
                {
                        GetChildren = childFactory;
                        return this;
                }
        }
}