Delphi 程式碼建立控制元件與事件動態繫結
阿新 • • 發佈:2019-02-20
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)+'動態按鈕'; btns.OnClick:=test; btns.Left:=i*100; btns.Tag:=i; btns.Parent:=Self; end; end; end.