Album Art tooltip

The album art tooltip is a large verison of the image set as the album
art.

ocarina/image.py

@@ -38,12 +38,21 @@ class AlbumArt(Image):
 		self.hide()
 		self.file = None
 		self.set("images/ocarina.png")
+		self.set_has_tooltip(True)
+		self.connect("query-tooltip", self.tooltip)
 		libsaria.event.invite("PRELOAD", self.preload)
 		libsaria.event.invite("POSTGETART", self.set)
 
 	def preload(self, *args):
 		self.file = "images/ocarina.png"
 
+	def tooltip(self, image, x, y, keyboard, tip):
+		image = gtk.Image()
+		image.set_from_file(self.file)
+		image.show()
+		tip.set_custom(image)
+		return True
+
 	def set(self, file=None):
 		gdk.threads_enter()
 		for i in xrange(2):