using DarkUI.Controls; using DarkUI.Docking; namespace Example { public partial class DockLayers : DarkToolWindow { #region Constructor Region public DockLayers() { InitializeComponent(); // Build dummy list data for (var i = 0; i < 100; i++) { var item = new DarkListItem($"List item #{i}"); lstLayers.Items.Add(item); } } #endregion } }