Reference TExplorerTree

  TExplorerTree = class(TExplorerControl, IComponentBindingClient, INameSpaceTreeControlEvents, IShellItemFilter)
  protected
    procedure CreateWnd; override;
    procedure DestroyWnd; override;
    procedure Resize; override;
  public
    { Create a new explorer tree }
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    { Collapse all the items }
    procedure CollapseAll;
    { Scroll the tree so an item is visible }
    procedure EnsureVisible(const ItemPath: string);
    { Get the paths of the checked items which the tree has loaded }
    procedure GetCheckedItems(Strings: TStrings);
    { Returns the path of the item at a point of the control, or an empty string
      if there is none }
    function ItemAtPos(X, Y: Integer): string;
    { Build the tree again }
    procedure Refresh; reintroduce;
    { The checkbox state of an item when the toCheckBoxes option is set }
    property Checked[const ItemPath: string]: Boolean read GetChecked write SetChecked;
    { The namespace tree control object, or nil if the window is not created }
    property Control: INameSpaceTreeControl read FControl;
    { The expanded state of an item }
    property Expanded[const ItemPath: string]: Boolean read GetExpanded write SetExpanded;
    { The selected folder }
    property Path: string read GetPath write SetPath;
  published
    { The styles of the tree. Changing them recreates the tree }
    property Options: TExplorerTreeOptions read FOptions write SetOptions default DefaultTreeOptions;
    { The folder at the top of the tree, which starts expanded. When empty it is
      the desktop }
    property Root: string read FRoot write SetRoot;
    { More folders shown at the top level after Root, such as This PC and
      Network }
    property Roots: TStrings read FRoots write SetRoots;
    { Show files as well as folders }
    property ShowFiles: Boolean read FShowFiles write SetShowFiles default False;
    { Invoked when the selected item changes }
    property OnChange: TNotifyEvent read FOnChange write FOnChange;
    { Invoked after the user changes the checkbox of an item }
    property OnCheck: TExplorerCheckEvent read FOnCheck write FOnCheck;
    { Invoked after a folder is expanded }
    property OnExpanded: TExplorerFolderEvent read FOnExpanded write FOnExpanded;
    { Invoked before a folder is expanded. Set Allow to false to stop it }
    property OnExpanding: TExplorerPathEvent read FOnExpanding write FOnExpanding;
    { Invoked for each item of the tree. Set Allow to false to hide the item }
    property OnIncludeItem: TExplorerPathEvent read FOnIncludeItem write FOnIncludeItem;
    property Align;
    property Anchors;
    property BorderSpacing;
    property BorderStyle default bsNone;
    property Constraints;
    property DragCursor;
    property Enabled;
    property Hint;
    property ParentShowHint;
    property PopupMenu;
    property ShowHint;
    property TabOrder;
    property TabStop default True;
    property Visible;
    property OnChangeBounds;
    property OnClick;
    property OnContextPopup;
    property OnDblClick;
    property OnDragDrop;
    property OnDragOver;
    property OnEnter;
    property OnExit;
    property OnKeyDown;
    property OnKeyPress;
    property OnKeyUp;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnMouseWheel;
    property OnMouseWheelDown;
    property OnMouseWheelUp;
    property OnResize;
    property OnShowHint;
    property OnUTF8KeyPress;
  end;