学习 TTreeView [10] - AutoExpand、HotTrack、ReadOnly、ShowButtons、ShowLines、ShowRoot、Indent
本例效果图:
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, ComCtrls, StdCtrls;
type
TForm1 = class(TForm)
Tre