Collection get_attr() and list hover popup

Collections now have a get_attr function.  This function takes a song id
and a string with the requested attribute.  The value of the attribute
is returned.  This is used for generating a hover popup with the
playcount.

libsaria/collection/__init__.py

@@ -29,3 +29,8 @@ def walk_library():
 	for track in library:
 		yield track
 
+
+def lib_get_attr(id, attr):
+	global library
+	return library.get_attr(id, attr)
+

libsaria/collection/collection.py

@@ -18,6 +18,13 @@ class Collection:
 		for track in self.tree.walk():
 			yield track
 
+	def get_attr(self, id, attr):
+		node = self.tree
+		tags = self.table[id]
+		for tag in tags:
+			node = node[tag]
+		return node[attr]
+
 	def scan(self, path):
 		print "Scanning path:", path
 		global ins_table
@@ -51,7 +58,6 @@ class Collection:
 			return
 		(self.table, self.index, self.tree) = objects
 
-
 	def insert(self, file, filepath):
 		global tag
 		global audio

libsaria/collection/tree.py

@@ -28,7 +28,6 @@ class Tree(dict):
 	def walk(self):
 		keys = self.keys()
 		keys.sort()
-		keys.reverse()
 		get_item = self.__getitem__
 		for key in keys:
 			for track in get_item(key).walk():

ocarina/collection.py

@@ -12,32 +12,46 @@ gtk        = ocarina.gtk
 
 
 class Collection(gtk.ScrolledWindow):
-	def __init__(self):
+	def __init__(self, mouse_motion):
 		gtk.ScrolledWindow.__init__(self)
 		self.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
 		self.list = list.List()
+		self.list.connect("motion-notify-event", self.on_mouse_motion)
+		self.mouse_motion = mouse_motion
 		self.add(self.list)
 		self.show()
 
 	def populate(self, func):
 		self.list.freeze()
 		insert = self.list.list.insert
+		ins_next = 0
 		for track in func():
 			get = track.__getitem__
-			insert(0, [get("id"),
+			insert(ins_next, [get("id"),
 				get("title"),
 				get("length"),
 				get("artist"),
 				get("album"),
-				get("year"),
-				get("playcount")])
+				get("year"), ""])
+			ins_next += 1
 		self.list.thaw()
 
+	def on_mouse_motion(self, widget, pos):
+		list = self.list
+		x,y = list.convert_bin_window_to_widget_coords(int(pos.x), int(pos.y))
+		row = list.get_dest_row_at_pos(x,y)
+		list = list.list
+		if row is not None:
+			row = row[0]
+			list_iter = list.get_iter(row)
+			list_row  = list[list_iter]
+			string = self.mouse_motion(list_row)
+			list.set_value(list_iter, len(list_row)-1, "Played: %s"%string)
 
 
 class Library(Collection):
 	def __init__(self):
-		Collection.__init__(self)
+		Collection.__init__(self, self.mouse_motion)
 		libsaria.event.invite("POSTSTART", self.populate, bg=True)
 
 	def populate(self):
@@ -46,3 +60,6 @@ class Library(Collection):
 		Collection.populate(self, collection.walk_library)
 		after = datetime.datetime.now()
 		print "Populating took: %s" % (after-before)
+
+	def mouse_motion(self, row):
+		return collection.lib_get_attr(row[0], "playcount")

ocarina/list.py

@@ -9,7 +9,7 @@ gobject = ocarina.gobject
 class List(gtk.TreeView):
 	def __init__(self):
 		gtk.TreeView.__init__(self)
-		self.list = gtk.ListStore(int, str, str, str, str, int, int)
+		self.list = gtk.ListStore(int, str, str, str, str, int, str)
 		self.append = self.list.append
 
 		cell = gtk.CellRendererText()