Delphi 代码创建控件与事件动态绑定

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    procedure test(Sender: TObject);
    procedure FormCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.test(Sender: TObject);
var
   l_busin_flag:Integer;
begin
   l_busin_flag:=(Sender as TButton).Tag;
   ShowMessage(IntToStr(l_busin_flag)+'Hello');
end;

procedure TForm1.FormCreate(Sender: TObject);
var
  btns: TButton;
  i:Integer;
begin
  for i:=0  to  5 do
  begin
      btns:=TButton.Create(Self);
      btns.Width:=100;
      btns.Height:=20;
      btns.Caption:=IntToStr(i)+'动态按钮';
      btns.OnClick:=test;
      btns.Left:=i*100;
      btns.Tag:=i;
      btns.Parent:=Self;
  end;
end;


end.