source: branches/HeuristicLab.Problems.GaussianProcessTuning/ILNumerics.2.14.4735.573/Drawing/Graphs/ILSceneGraphRootNode.cs @ 10102

///
///    This file is part of ILNumerics Community Edition.
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///    ILNumerics Community Edition - high performance computing for applications.
///    Copyright (C) 2006 - 2012 Haymo Kutschbach, http://ilnumerics.net
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using System;
using System.Collections.Generic;
using System.Text;
using ILNumerics.Drawing; 

namespace ILNumerics.Drawing.Graphs {

    /// <summary>
    /// the root node of every scene graph (internal use only) 
    /// </summary>
    internal class ILSceneGraphRoot : ILSceneGraphInnerNode {
        
        public event SceneGraphNodeHandler NodeAdded; 
        public event SceneGraphNodeHandler NodeRemoved;  
        
        public ILSceneGraphRoot(ILPanel panel) : base(panel) { }

        protected override void OnNodeAdded(ILSceneGraphNode node) {
            if (NodeAdded != null && !m_eventingSuspended) {
                NodeAdded(this, new ILSceneGraphNodeEventArgs(node)); 
            }
        }
        protected override void OnNodeRemoved(ILSceneGraphNode node) {
            if (NodeRemoved != null && !m_eventingSuspended) {
                NodeRemoved(this, new ILSceneGraphNodeEventArgs(node)); 
            }
        }
    }
}