AdvancedExample.cs :  » GUI » TreeViewAdv » SampleApp » C# / CSharp Open Source

using System.Windows.Forms;
using Aga.Controls.Tree;
using Aga.Controls.Tree.NodeControls;

namespace SampleApp{
  public partial class AdvancedExample : UserControl
  {
    public AdvancedExample()
    {
      InitializeComponent();
      _nodeTextBox.IsVisibleValueNeeded += CheckIndex;
      _nodeCheckBox.IsEditEnabledValueNeeded += CheckIndex;

      TreeModel _model = new TreeModel();
      for (int i = 0; i < 20; i++)
      {
        _model.Root.Nodes.Add(new MyNode("node" + i.ToString()));
      }
      _treeView.Model = _model;
    }

    void CheckIndex(object sender, NodeControlValueEventArgs e)
    {
      e.Value = (e.Node.Index % 2 == 0);
    }
  }
}