delphi中的realAudio ActiveX控件的使用

delphi中的realAudio ActiveX控件的使用
作者:seeker 日期:2009-04-26
1：{=====================打开=========================}
procedure TRealOneFrm.OpenBtnClick(Sender: TObject);
begin
if OpenRMDlg.Execute then
begin
RealAudio1.SetSource(RealOneFrm.OpenRMDlg.FileName);
RealAudio1.DoPlay;
EndPosition := RealAudio1.GetLength;
RealAudio1.DoStop;
PlayBtn.Enabled := True;
PauseBtn.Enabled := False;
StopBtn.Enabled := False;
FullBtn.Enabled := False;
TrackBar1.Enabled := False;
Timer1.Enabled := False;
end;
end;
{=====================播放=========================}
procedure TRealOneFrm.PlayBtnClick(Sender: TObject);
begin
{设置图像窗口显示}
RealAudio1.SetControls('ImageWindow');
{显示图像窗口}
RealAudio1.Visible := True;
RealAudio1.DoPlay;
PlayBtn.Enabled := False;
OpenBtn.Enabled := False;
PauseBtn.Enabled := True;
StopBtn.Enabled := True;
FullBtn.Enabled := True;
Trackbar1.Enabled := True;
Timer1.Enabled := True;
PauseFlag := False;
RealAudio1.SetEnableContextMenu(False);
end;
{=====================暂停=========================}
procedure TRealOneFrm.PauseBtnClick(Sender: TObject);
begin
RealAudio1.DoPause;
PauseFlag := True;
PauseBtn.Enabled := False;
PlayBtn.Enabled := True;
FullBtn.Enabled := False;
end;
procedure TRealOneFrm.StopBtnClick(Sender: TObject);
begin
RealAudio1.DoStop;
PlayBtn.Enabled := True;
OpenBtn.Enabled := True;
PauseBtn.Enabled := False;
StopBtn.Enabled := False;
FullBtn.Enabled := False;
DontSeek := True;
TrackBar1.Position:=0;
DontSeek := False;
TrackBar1.Enabled := False;
Timer1.Enabled := False;
end; //停止
procedure TRealOneFrm.FullBtnClick(Sender: TObject);
begin
RealOneFrm.RealAudio1.SetFullScreen;
end; //设置全屏
procedure TRealOneFrm.MuteCheckClick(Sender: TObject);
begin
if MuteCheck.checked=true then
RealOneFrm.RealAudio1.SetMute(True)
else
RealOneFrm.RealAudio1.SetMute(False);
end;
procedure TRealOneFrm.FormCreate(Sender: TObject);
begin
PlayBtn.Enabled := False;
Paus