unit SampleDockingTreeView;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, 
  Dialogs, ComCtrls;

type
  TSampleDockingTreeViewFrame = class(TForm)
    TreeView: TTreeView;
  private
    { Private declarations }
  public
    { Public declarations }
  end;

implementation

{$R *.dfm}

end.