Converter/TemplatedMultiContent.py,Renderer/Listbox.py: * add possibility to set the ScrollbarMode per Style inside an TemplatedMultiContent List.

This fixex #478

2 files changed, 34 insertions, 9 deletions

diff --git a/lib/python/Components/Converter/TemplatedMultiContent.py b/lib/python/Components/Converter/TemplatedMultiContent.py
index b86d94bf..b1d89f55 100644..100755
--- a/lib/python/Components/Converter/TemplatedMultiContent.py
+++ b/lib/python/Components/Converter/TemplatedMultiContent.py
@@ -10,8 +10,8 @@ class TemplatedMultiContent(StringList):
 		del l["self"] # cleanup locals a bit
 		del l["args"]
 
-		self.template = eval(args, {}, l)
 		self.active_style = None
+		self.template = eval(args, {}, l)
 		assert "fonts" in self.template
 		assert "itemHeight" in self.template
 		assert "template" in self.template or "templates" in self.template
@@ -25,7 +25,6 @@ class TemplatedMultiContent(StringList):
 		if not self.content:
 			from enigma import eListboxPythonMultiContent
 			self.content = eListboxPythonMultiContent()
-			self.setTemplate()
 
 			# also setup fonts (also given by source)
 			index = 0
@@ -35,30 +34,37 @@ class TemplatedMultiContent(StringList):
 
 		# if only template changed, don't reload list
 		if what[0] == self.CHANGED_SPECIFIC and what[1] == "style":
-			self.setTemplate()
-			return
-
-		if self.source:
+			pass
+		elif self.source:
 			self.content.setList(self.source.list)
-			self.setTemplate()
 
+		self.setTemplate()
 		self.downstream_elements.changed(what)
 
 	def setTemplate(self):
 		if self.source:
 			style = self.source.style
+
 			if style == self.active_style:
-				return # style did not change
+				return
 
 			# if skin defined "templates", that means that it defines multiple styles in a dict. template should still be a default
 			templates = self.template.get("templates")
 			template = self.template.get("template")
 			itemheight = self.template["itemHeight"]
+			selectionEnabled = self.template.get("selectionEnabled", True)
+			scrollbarMode = self.template.get("scrollbarMode", "showOnDemand")
 
 			if templates and style and style in templates: # if we have a custom style defined in the source, and different templates in the skin, look it up
 				template = templates[style][1]
 				itemheight = templates[style][0]
+				if len(templates[style]) > 2:
+					selectionEnabled = templates[style][2]
+				if len(templates[style]) > 3:
+					scrollbarMode = templates[style][3]
 
 			self.content.setTemplate(template)
-
 			self.content.setItemHeight(itemheight)
+			self.selectionEnabled = selectionEnabled
+			self.scrollbarMode = scrollbarMode
+			self.active_style = style
diff --git a/lib/python/Components/Renderer/Listbox.py b/lib/python/Components/Renderer/Listbox.py
index 7a895330..716fe445 100644..100755
--- a/lib/python/Components/Renderer/Listbox.py
+++ b/lib/python/Components/Renderer/Listbox.py
@@ -19,6 +19,7 @@ class Listbox(Renderer, object):
 		self.__content = None
 		self.__wrap_around = False
 		self.__selection_enabled = True
+		self.__scrollbarMode = "showOnDemand"
 
 	GUI_WIDGET = eListbox
 
@@ -38,6 +39,7 @@ class Listbox(Renderer, object):
 		instance.selectionChanged.get().append(self.selectionChanged)
 		self.wrap_around = self.wrap_around # trigger
 		self.selection_enabled = self.selection_enabled # trigger
+		self.scrollbarMode = self.scrollbarMode # trigger
 
 	def preWidgetRemove(self, instance):
 		instance.setContent(None)
@@ -76,7 +78,24 @@ class Listbox(Renderer, object):
 
 	selection_enabled = property(lambda self: self.__selection_enabled, setSelectionEnabled)
 
+	def setScrollbarMode(self, mode):
+		self.__scrollbarMode = mode
+		if self.instance is not None:
+			self.instance.setScrollbarMode(int(
+				{ "showOnDemand": 0,
+				  "showAlways": 1,
+				  "showNever": 2,
+				}[mode]))
+
+	scrollbarMode = property(lambda self: self.__scrollbarMode, setScrollbarMode)
+	
 	def changed(self, what):
+		if hasattr(self.source, "selectionEnabled"):
+			self.selection_enabled = self.source.selectionEnabled
+		if hasattr(self.source, "scrollbarMode"):
+			self.scrollbarMode = self.source.scrollbarMode
+		if len(what) > 1 and isinstance(what[1], str) and what[1] == "style":
+			return
 		self.content = self.source.content
 
 	def entry_changed(self, index):