procedure TForm1.Create(Sender:TObjet);
begin
TrackBar1.Min:=0;
TrackBar1.Max:=MediaPlayer1.Length;
end;procedure TForm1.Timer1Timer(Sender:TObject);
begin
TrackBar.Position;=MediaPlayer1.Position;
end;给分!!
begin
TrackBar1.Min:=0;
TrackBar1.Max:=MediaPlayer1.Length;
end;procedure TForm1.Timer1Timer(Sender:TObject);
begin
TrackBar.Position;=MediaPlayer1.Position;
end;给分!!
解决方案 »
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