unit Unit1; interface uses Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Vcl.ComCtrls; type TForm1 = class(TForm) tbc1: TTabControl; btn1: TButton; btn2: TButton; btn3: TButton; procedure btn3Click(Sender: TObject); procedure btn2Click(Sender: TObject); procedure btn1Click(Sender: TObject); private { Private declarations } public { Public declarations } end; var Form1: TForm1; implementation {$R *.dfm} procedure TForm1.btn3Click(Sender: TObject); begin tbc1.Tabs.Insert(2,'插入Tab'); end; procedure TForm1.btn1Click(Sender: TObject); begin tbc1.Tabs.Delete(1); end; procedure TForm1.btn2Click(Sender: TObject); begin tbc1.Tabs.Add('新增Tab'); end; end.