unit1.pas

来自「Delphi 7组件与分布式应用开发源码,介绍了基础的组件应用实例」· PAS 代码 · 共 50 行

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ExtCtrls, StdCtrls,TeamCom11;

type
  TForm1 = class(TForm)
    Panel1: TPanel;
    Button1: TButton;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    MultiText:TMultiLabel;
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
begin
   if not Assigned(MultiText) then
   begin
       MultiText :=TMultiLabel.Create(self);
       MultiText.Parent :=Panel1;
       MultiText.Align :=alClient;
   end;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
   if Assigned(MultiText) then
   begin
       MultiText.Lines.Add('Delphi 7');
       MultiText.Lines.Add('组件开发');
       MultiText.Lines.Add('自定义组件');
   end;
end;

end.