fix bug in refreshing menus and adding songs from library screen

src/menu.h

@@ -199,8 +199,6 @@ void Menu<T>::AddOption(const T &item, Location location, bool separator)
 	new_option->location = location;
 	new_option->have_separator = separator;
 	itsOptions.push_back(new_option);
-	
-	if (itsOptions.size() > itsBeginning && itsOptions.size() <= itsBeginning+itsHeight)
 	NeedsRedraw.push_back(itsOptions.size()-1);
 }
 
@@ -213,8 +211,6 @@ void Menu<T>::AddBoldOption(const T &item, Location location, bool separator)
 	new_option->have_separator = separator;
 	new_option->is_bold = 1;
 	itsOptions.push_back(new_option);
-	
-	if (itsOptions.size() > itsBeginning && itsOptions.size() <= itsBeginning+itsHeight)
 	NeedsRedraw.push_back(itsOptions.size()-1);
 }
 
@@ -228,8 +224,6 @@ void Menu<T>::AddStaticOption(const T &item, Location location, bool separator)
 	new_option->is_static = 1;
 	itsOptions.push_back(new_option);
 	itsStaticsNumber++;
-	
-	if (itsOptions.size() > itsBeginning && itsOptions.size() <= itsBeginning+itsHeight)
 	NeedsRedraw.push_back(itsOptions.size()-1);
 }
 
@@ -244,8 +238,6 @@ void Menu<T>::AddStaticBoldOption(const T &item, Location location, bool separat
 	new_option->is_bold = 1;
 	itsOptions.push_back(new_option);
 	itsStaticsNumber++;
-	
-	if (itsOptions.size() > itsBeginning && itsOptions.size() <= itsBeginning+itsHeight)
 	NeedsRedraw.push_back(itsOptions.size()-1);
 }
 
@@ -264,7 +256,6 @@ void Menu<T>::UpdateOption(int index, const T &item, Location location, bool sep
 		itsOptions.at(index)->location = location;
 		itsOptions.at(index)->item = item;
 		itsOptions.at(index)->have_separator = separator;
-		if (index >= itsBeginning && index < itsBeginning+itsHeight)
 		NeedsRedraw.push_back(index);
 	}
 	catch (std::out_of_range)
@@ -279,7 +270,6 @@ void Menu<T>::BoldOption(int index, bool bold)
 	try
 	{
 		itsOptions.at(index)->is_bold = bold;
-		if (index >= itsBeginning && index < itsBeginning+itsHeight)
 		NeedsRedraw.push_back(index);
 	}
 	catch (std::out_of_range)

src/ncmpcpp.cpp

@@ -1192,7 +1192,13 @@ int main(int argc, char *argv[])
 					}
 					FreeSongList(list);
 					if (Keypressed(input, Key.Space))
+					{
 						wCurrent->Go(wDown);
+						if (wCurrent == mLibArtists)
+							mLibAlbums->Clear(0);
+						else if (wCurrent == mLibAlbums)
+							mLibSongs->Clear(0);
+					}
 					break;
 				}
 				case csPlaylistEditor: