source: branches/2925_AutoDiffForDynamicalModels/HeuristicLab.ExtLibs/HeuristicLab.AvalonEdit/5.0.1/AvalonEdit-5.0.1/Snippets/SnippetContainerElement.cs

// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

using System;
using System.Collections.Generic;
using System.Windows.Documents;

using ICSharpCode.AvalonEdit.Utils;

namespace ICSharpCode.AvalonEdit.Snippets
{
  /// <summary>
  /// A snippet element that has sub-elements.
  /// </summary>
  [Serializable]
  public class SnippetContainerElement : SnippetElement
  {
    NullSafeCollection<SnippetElement> elements = new NullSafeCollection<SnippetElement>();
    
    /// <summary>
    /// Gets the list of child elements.
    /// </summary>
    public IList<SnippetElement> Elements {
      get { return elements; }
    }
    
    /// <inheritdoc/>
    public override void Insert(InsertionContext context)
    {
      foreach (SnippetElement e in this.Elements) {
        e.Insert(context);
      }
    }
    
    /// <inheritdoc/>
    public override Inline ToTextRun()
    {
      Span span = new Span();
      foreach (SnippetElement e in this.Elements) {
        Inline r = e.ToTextRun();
        if (r != null)
          span.Inlines.Add(r);
      }
      return span;
    }
  }
}