删除或添加最大化、最小化按钮 - 回复 "Tommy the CAT" 的问题

unit Unit1;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;

type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
end;

var
Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
begin
Self.BorderIcons := Self.BorderIcons - [biMinimize, biMaximize];
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
Self.BorderIcons := Self.BorderIcons + [biMinimize, biMaximize];
end;

end.