From 2cacfb04d1bff4047534b63618c3744346f65fd5 Mon Sep 17 00:00:00 2001
From: Stefan Pluecken <stefan.pluecken@multimedia-labs.de>
Date: Mon, 3 Apr 2006 08:12:07 +0000
Subject: [PATCH] faster loading of movie list (done by initially not loading
 the file length and updating the file lengths after displaying the list in
 the background (timer driven))

---
 lib/python/Components/MovieList.py   | 15 +++++++++++++--
 lib/python/Screens/MovieSelection.py | 14 ++++++++++++++
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/lib/python/Components/MovieList.py b/lib/python/Components/MovieList.py
index a921b8df..681dec2b 100644
--- a/lib/python/Components/MovieList.py
+++ b/lib/python/Components/MovieList.py
@@ -13,7 +13,7 @@ from enigma import eServiceReference, eServiceCenter, \
 #
 # | name of movie              |
 #
-def MovieListEntry(serviceref, serviceHandler):
+def MovieListEntry(serviceref, serviceHandler, withLength = False):
 	if serviceref.flags & eServiceReference.mustDescent:
 		return None
 
@@ -23,7 +23,10 @@ def MovieListEntry(serviceref, serviceHandler):
 		# ignore service which refuse to info
 		return None
 	
-	len = info.getLength(serviceref)
+	if withLength:
+		len = info.getLength(serviceref)
+	else:
+		len = 0
 	if len > 0:
 		len = "%d:%02d" % (len / 60, len % 60)
 	else:
@@ -91,6 +94,14 @@ class MovieList(HTMLComponent, GUIComponent):
 				self.list.remove(l)
 		self.l.setList(self.list)
 
+	def __len__(self):
+		return len(self.list)
+
+	def updateLengthOfIndex(self, index):
+		serviceHandler = eServiceCenter.getInstance()
+		self.list[index] = MovieListEntry(self.list[index][0][0], serviceHandler, True)
+		self.l.invalidateEntry(index)
+
 	def load(self, root):
 		# this lists our root service, then building a 
 		# nice list
diff --git a/lib/python/Screens/MovieSelection.py b/lib/python/Screens/MovieSelection.py
index 17da5ff3..91620ea2 100644
--- a/lib/python/Screens/MovieSelection.py
+++ b/lib/python/Screens/MovieSelection.py
@@ -77,6 +77,7 @@ class MovieSelection(Screen):
 		self["waitingtext"] = Label(_("Please wait... Loading list..."))
 		
 		self["list"] = MovieList(None)
+		self.list = self["list"]
 		self.selectedmovie = selectedmovie
 		
 		#self["okbutton"] = Button("ok", [self.channelSelected])
@@ -91,6 +92,9 @@ class MovieSelection(Screen):
 		self["actions"].csel = self
 		self.onShown.append(self.go)
 		
+		self.lengthTimer = eTimer()
+		self.lengthTimer.timeout.get().append(self.updateLengthData)
+		
 	def go(self):
 		# ouch. this should redraw our "Please wait..."-text.
 		# this is of course not the right way to do this.
@@ -103,6 +107,16 @@ class MovieSelection(Screen):
 		self["waitingtext"].instance.hide()
 						
 		self["freeDiskSpace"].update()
+		
+		self.lengthTimer.start(10, 1)
+		self.lengthPosition = 0
+		self.lengthLength = len(self["list"])
+		
+	def updateLengthData(self):
+		self.list.updateLengthOfIndex(self.lengthPosition)
+		self.lengthPosition += 1
+		if self.lengthPosition < self.lengthLength:
+			self.lengthTimer.start(10, 1)
 
 	def moveTo(self):
 		self["list"].moveTo(self.selectedmovie)
-- 
2.30.2