settings: add support for displaying current mpd host in playlist

src/playlist.cpp

@@ -105,6 +105,12 @@ void Playlist::resize()
 std::wstring Playlist::title()
 {
 	std::wstring result = L"Playlist ";
+	if (Config.playlist_show_mpd_host)
+	{
+		result += L"on ";
+		result += ToWString(Mpd.GetHostname());
+		result += L" ";
+	}
 	if (m_reload_total_length || m_reload_remaining)
 		m_stats = getTotalLength();
 	result += Scroller(ToWString(m_stats), m_scroll_begin, COLS-result.length()-(Config.design == Design::Alternative ? 2 : Global::VolumeState.length()));

src/settings.cpp

@@ -362,6 +362,9 @@ bool Configuration::read(const std::vector<std::string> &config_paths)
 	p.add("execute_on_song_change", assign_default(
 		execute_on_song_change, ""
 	));
+	p.add("playlist_show_mpd_host", yes_no(
+		playlist_show_mpd_host, false
+	));
 	p.add("playlist_show_remaining_time", yes_no(
 		playlist_show_remaining_time, false
 	));

src/settings.h

@@ -124,6 +124,7 @@ struct Configuration
 	mpd_tag_type media_lib_primary_tag;
 
 	bool colors_enabled;
+	bool playlist_show_mpd_host;
 	bool playlist_show_remaining_time;
 	bool playlist_shorten_total_times;
 	bool playlist_separate_albums;