do not fetch status after succesful setvol command, set it locally

src/mpdpp.cpp

@@ -482,13 +482,19 @@ void Connection::SetRandom(bool mode) const
 	}
 }
 
-void Connection::SetVolume(int vol) const
+void Connection::SetVolume(int vol)
 {
 	if (isConnected)
 	{
 		mpd_sendSetvolCommand(itsConnection, vol);
-		if (!isCommandsListEnabled)
 		mpd_finishCommand(itsConnection);
+		if (!itsConnection->error && itsUpdater)
+		{
+			itsCurrentStatus->volume = vol;
+			StatusChanges ch;
+			ch.Volume = 1;
+			itsUpdater(this, ch, itsStatusUpdaterUserdata);
+		}
 	}
 }
 

src/mpdpp.h

@@ -137,8 +137,8 @@ namespace MPD
 			
 			void SetRepeat(bool) const;
 			void SetRandom(bool) const;
-			void SetVolume(int) const;
 			void SetCrossfade(int) const;
+			void SetVolume(int);
 			
 			int AddSong(const std::string &); // returns id of added song
 			int AddSong(const Song &); // returns id of added song

src/ncmpcpp.cpp

@@ -414,10 +414,7 @@ int main(int argc, char *argv[])
 			}
 #			endif // HAVE_TAGLIB_H
 			else
-			{
 				Mpd->SetVolume(Mpd->GetVolume()+1);
-				Mpd->UpdateStatus();
-			}
 		}
 		else if (Keypressed(input, Key.VolumeDown))
 		{
@@ -436,10 +433,7 @@ int main(int argc, char *argv[])
 			}
 #			endif // HAVE_TAGLIB_H
 			else
-			{
 				Mpd->SetVolume(Mpd->GetVolume()-1);
-				Mpd->UpdateStatus();
-			}
 		}
 		else if (Keypressed(input, Key.Delete))
 		{