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DELPHI 多线程
效果不正确
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;
type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
uses UnitThread1, UnitThread2;
{$R *.dfm}
procedure TForm1.Button1Click(Sender: TObject);
begin
with playsoundThread1.Create(false) do
begin
Priority := tpNormal;
FreeOnTerminate := true;
end;
end;
procedure TForm1.Button2Click(Sender: TObject);
begin
with playsoundThread2.Create(false) do
begin
Priority := tpNormal;
FreeOnTerminate := true;
end;
end;
end.
unit UnitThread1;
interface
uses
Classes, Mmsystem;
type
PlaySoundThread1 = class(TThread)
protected
procedure Execute; override;
end;
implementation
procedure PlaySoundThread1.Execute;
begin
playsound(‘Alarm08.wav‘, hinstance, snd_sync);
end;
end.
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