如题,谢谢
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应该有LOOP属性吧
设为TRUE就得呗
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs, MMSystem,
StdCtrls;type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
Button4: TButton;
Button5: TButton;
OpenDialog1: TOpenDialog;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure Button4Click(Sender: TObject);
procedure FormClose(Sender: TObject; var Action: TCloseAction);
procedure FormShow(Sender: TObject);
procedure Button5Click(Sender: TObject);
private
procedure MCINOTIFY(Var Message:TMessage); message MM_MCINOTIFY;
{ Private declarations }
public
nowloop:boolean;
function SendMCIStr(Const Msg:String):PChar;
{ Public declarations }
end;var
Form1: TForm1;
MusicPos:string;
implementation{$R *.DFM}
procedure TForm1.MCINOTIFY(var Message: TMessage);
begin if (SendmciStr('Status mid mode')='stopped') then
begin
Form1.Caption:='Can play';
end
else
begin
Form1.Caption:='Can'''+'t play';
Sleep(3);
end;
if nowloop and (SendmciStr('Status mid mode')='stopped') then
begin
sendmcistr('seek mid to start');
sendmcistr('play mid notify');end;
end;function TForm1.SendMCIStr(const Msg: String): PChar;
Var
Buf:Array[0..128] of Char; //4096
begin
MciSendString(PChar(msg),Buf,sizeof(buf),Handle);
Result:=Buf;
end;
procedure TForm1.Button1Click(Sender: TObject);
var
I:integer;
begin
SendMciStr('open '+MusicPos+' alias mid');
Sendmcistr('play mid notify');
Nowloop:=true;end;procedure TForm1.Button2Click(Sender: TObject);
begin
nowloop:=False;
mcisendstring('stop mid',nil,0,0);
end;procedure TForm1.Button3Click(Sender: TObject);
begin
nowloop:=true;
sendmcistr('play mid notify');
end;procedure TForm1.Button4Click(Sender: TObject);
begin
sendmcistr('close mid');
end;procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
button4click(nil);
end;procedure TForm1.FormShow(Sender: TObject);
begin
NowLoop:=True;end;procedure TForm1.Button5Click(Sender: TObject);
begin
if Opendialog1.Execute then
MusicPos:=Opendialog1.FileName;
end;end.
*.mid,*.wav,格式很灵,*.mp3就不行了,各位知道的帮帮忙
procedure TForm1.Timer2Timer(Sender: TObject);
begin
temp:=extractfilepath(application.exename)+'ring.wav';
playsound(pchar(temp),0,SND_ASYNC or SND_LOOP);
end;
很简单吧?只有事先把音乐文件拷入EXE文件所在文件夹中。给分吧!
一条语句即可实现驯化:
If MediaPlayer1.Position=MediaPlayer1.Length then
begin
MediaPlayer1.Rewind;
MediaPlayer1.Play;
end;
这样子就好了,轻松搞定啊.