new screen: mpd server info

src/helpers.h

@@ -162,6 +162,49 @@ template <typename C> void String2Buffer(const std::basic_string<C> &s, basic_bu
 	}
 }
 
+template <typename T> void ShowTime(T &buf, size_t length, bool short_names)
+{
+	const unsigned MINUTE = 60;
+	const unsigned HOUR = 60*MINUTE;
+	const unsigned DAY = 24*HOUR;
+	const unsigned YEAR = 365*DAY;
+	
+	unsigned years = length/YEAR;
+	if (years)
+	{
+		buf << years << (short_names ? "y" : (years == 1 ? " year" : " years"));
+		length -= years*YEAR;
+		if (length)
+			buf << ", ";
+	}
+	unsigned days = length/DAY;
+	if (days)
+	{
+		buf << days << (short_names ? "d" : (days == 1 ? " day" : " days"));
+		length -= days*DAY;
+		if (length)
+			buf << ", ";
+	}
+	unsigned hours = length/HOUR;
+	if (hours)
+	{
+		buf << hours << (short_names ? "h" : (hours == 1 ? " hour" : " hours"));
+		length -= hours*HOUR;
+		if (length)
+			buf << ", ";
+	}
+	unsigned minutes = length/MINUTE;
+	if (minutes)
+	{
+		buf << minutes << (short_names ? "m" : (minutes == 1 ? " minute" : " minutes"));
+		length -= minutes*MINUTE;
+		if (length)
+			buf << ", ";
+	}
+	if (length)
+		buf << length << (short_names ? "s" : (length == 1 ? " second" : " seconds"));
+}
+
 template <typename T> void ShowTag(T &buf, const std::string &tag)
 {
 	if (tag.empty())
@@ -175,6 +218,8 @@ inline bool Keypressed(int in, const int *key)
 	return in == key[0] || in == key[1];
 }
 
+std::string Timestamp(time_t t);
+
 void UpdateSongList(Menu<MPD::Song> *);
 
 #ifdef HAVE_TAGLIB_H