TreeModelEventArgs.cs :  » GUI » TreeViewAdv » Aga » Controls » Tree » C# / CSharp Open Source

using System;
using System.Collections.Generic;
using System.Text;

namespace Aga.Controls.Tree{
  public class TreeModelEventArgs: TreePathEventArgs
  {
    private object[] _children;
    public object[] Children
    {
      get { return _children; }
    }

    private int[] _indices;
    public int[] Indices
    {
      get { return _indices; }
    }

    /// <summary>
    /// 
    /// </summary>
    /// <param name="parent">Path to a parent node</param>
    /// <param name="children">Child nodes</param>
    public TreeModelEventArgs(TreePath parent, object[] children)
      : this(parent, null, children)
    {
    }

    /// <summary>
    /// 
    /// </summary>
    /// <param name="parent">Path to a parent node</param>
    /// <param name="indices">Indices of children in parent nodes collection</param>
    /// <param name="children">Child nodes</param>
    public TreeModelEventArgs(TreePath parent, int[] indices, object[] children)
      : base(parent)
    {
      if (children == null)
        throw new ArgumentNullException();

      if (indices != null && indices.Length != children.Length)
        throw new ArgumentException("indices and children arrays must have the same length");

      _indices = indices;
      _children = children;
    }
  }
}