From ee0903f520403c5e03caef287f813e7b062d05ab Mon Sep 17 00:00:00 2001
From: Felix Domke <tmbinc@elitedvb.net>
Date: Sat, 17 Jun 2006 16:48:40 +0000
Subject: add some new (currently unused) source/renderer based elements

---
 lib/python/Components/Renderer/Label.py    |  9 ++--
 lib/python/Components/Renderer/Listbox.py  | 79 ++++++++++++++++++++++++++++++
 lib/python/Components/Renderer/Makefile.am |  4 +-
 lib/python/Components/Renderer/Progress.py | 11 ++---
 lib/python/Components/Renderer/Renderer.py |  7 +++
 5 files changed, 96 insertions(+), 14 deletions(-)
 create mode 100644 lib/python/Components/Renderer/Listbox.py
 create mode 100644 lib/python/Components/Renderer/Renderer.py

(limited to 'lib/python/Components/Renderer')

diff --git a/lib/python/Components/Renderer/Label.py b/lib/python/Components/Renderer/Label.py
index 02acb938..1d06a214 100644
--- a/lib/python/Components/Renderer/Label.py
+++ b/lib/python/Components/Renderer/Label.py
@@ -1,18 +1,17 @@
 from Components.VariableText import VariableText
-from Components.GUIComponent import GUIComponent
+from Renderer import Renderer
 
 from enigma import eLabel
 
-class Label(VariableText, GUIComponent):
+class Label(VariableText, Renderer):
 	def __init__(self):
-		GUIComponent.__init__(self)
+		Renderer.__init__(self)
 		VariableText.__init__(self)
 
 	GUI_WIDGET = eLabel
 
 	def connect(self, source):
-		source.changed.listen(self.changed)
-		self.source = source
+		Renderer.connect(self, source)
 		self.changed()
 
 	def changed(self):
diff --git a/lib/python/Components/Renderer/Listbox.py b/lib/python/Components/Renderer/Listbox.py
new file mode 100644
index 00000000..fb787bfa
--- /dev/null
+++ b/lib/python/Components/Renderer/Listbox.py
@@ -0,0 +1,79 @@
+from Components.VariableText import VariableText
+from Renderer import Renderer
+from Tools.Event import Event
+
+from enigma import eListbox
+
+# the listbox renderer is the listbox, but no listbox content
+# the content will be provided by the source (or converter).
+
+# the source should emit the 'changed' signal whenever
+# it has a new listbox content.
+
+# the source needs to have the 'content' property for the
+# used listbox content
+
+# it should expose exactly the non-content related functions
+# of the eListbox class. more or less.
+
+class Listbox(Renderer, object):
+	def __init__(self):
+		Renderer.__init__(self)
+		self.__content = None
+		self.__wrap_around = False
+		self.__selection_enabled = True
+
+	GUI_WIDGET = eListbox
+
+	def contentChanged(self):
+		self.content = self.source.content
+
+	def setContent(self, content):
+		self.__content = content
+		if self.instance is not None:
+			self.instance.setContent(self.__content)
+
+	content = property(lambda self: self.__content, setContent)
+
+	def postWidgetCreate(self, instance):
+		if self.__content is not None:
+			instance.setContent(self.__content)
+		instance.selectionChanged.get().append(self.selectionChanged)
+		self.wrap_around = self.wrap_around # trigger
+		self.selection_enabled = self.selection_enabled # trigger
+
+	def setWrapAround(self, wrap_around):
+		self.__wrap_around = wrap_around
+		if self.instance is not None:
+			self.instance.setWrapAround(self.__wrap_around)
+	
+	wrap_around = property(lambda self: self.__wrap_around, setWrapAround)
+
+	def selectionChanged(self):
+		self.upstream_elements.selectionChanged(self.index)
+
+	def getIndex(self):
+		if self.instance is None:
+			return None
+		return self.instance.getCurrentIndex()
+		
+	def moveToIndex(self, index):
+		if self.instance is None:
+			return
+		self.instance.moveSelectionTo(index)
+
+	index = property(getIndex, moveToIndex)
+	
+	def move(self, direction):
+		if self.instance is not None:
+			self.instance.moveSelection(direction)
+
+	def setSelectionEnabled(self, enabled):
+		self.__selection_enabled = enabled
+		if self.instance is not None:
+			self.instance.setSelectionEnable(enabled)
+
+	selection_enabled = property(lambda self: self.__selection_enabled, setSelectionEnabled)
+
+	def changed(self):
+		self.content = self.source.content
diff --git a/lib/python/Components/Renderer/Makefile.am b/lib/python/Components/Renderer/Makefile.am
index 3040d72f..a8ca2939 100644
--- a/lib/python/Components/Renderer/Makefile.am
+++ b/lib/python/Components/Renderer/Makefile.am
@@ -1,4 +1,6 @@
 installdir = $(LIBDIR)/enigma2/python/Components/Renderer
 
 install_PYTHON = \
-	__init__.py Label.py Progress.py
+	__init__.py Label.py Progress.py Listbox.py Renderer.py
+
+
diff --git a/lib/python/Components/Renderer/Progress.py b/lib/python/Components/Renderer/Progress.py
index b8534287..9caea5e5 100644
--- a/lib/python/Components/Renderer/Progress.py
+++ b/lib/python/Components/Renderer/Progress.py
@@ -1,22 +1,17 @@
 from Components.VariableValue import VariableValue
-from Components.GUIComponent import GUIComponent
+from Renderer import Renderer
 
 from enigma import eSlider
 
-class Progress(VariableValue, GUIComponent):
+class Progress(VariableValue, Renderer):
 	def __init__(self):
-		GUIComponent.__init__(self)
+		Renderer.__init__(self)
 		VariableValue.__init__(self)
 		self.__start = 0
 		self.__end = 100
 
 	GUI_WIDGET = eSlider
 
-	def connect(self, source):
-		source.changed.listen(self.changed)
-		self.source = source
-		self.changed()
-
 	def changed(self):
 		range = self.source.range or 100
 		value = self.source.value
diff --git a/lib/python/Components/Renderer/Renderer.py b/lib/python/Components/Renderer/Renderer.py
new file mode 100644
index 00000000..373aa02c
--- /dev/null
+++ b/lib/python/Components/Renderer/Renderer.py
@@ -0,0 +1,7 @@
+from Components.GUIComponent import GUIComponent
+from Components.Element import Element
+
+class Renderer(GUIComponent, Element):
+	def __init__(self):
+		Element.__init__(self)
+		GUIComponent.__init__(self)
-- 
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