unit1.pas

来自「Linux 下 C 语言编程」· PAS 代码 · 共 48 行

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ComCtrls, Unit2;

type
  TForm1 = class(TForm)
    Pb1: TProgressBar;
    Pb2: TProgressBar;
    Button1: TButton;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    Pb1Thread:TPbThread;//控制进度条1
    Pb2Thread:TPbThread;//控制进度条2
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
begin
  Pb1Thread:=TPbThread.Create(true);//true参数表明线程创建以后不立即执行,而是挂起.
  Pb1Thread.FreeOnTerminate:=true;//指定要求在线程结束后自动释放.
  Pb1Thread.PbID:=1;//设定一个标识，以便使线程知道是哪个按钮的事件创建的线程　
  Pb1Thread.Resume;//恢复线程的执行
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  Pb2Thread:=TPbThread.Create(true);
  Pb2Thread.FreeOnTerminate:=true;
  Pb2Thread.PbID:=2;
  Pb2Thread.Resume;
end;

end.