X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/37b576593006124e0419b4c4663889b5de307e9b..3f35474ab204e99bf710724d949ac29b7d2029d7:/lib/python/Components/ConfigList.py

diff --git a/lib/python/Components/ConfigList.py b/lib/python/Components/ConfigList.py
index 2de075c6..8b880fba 100644
--- a/lib/python/Components/ConfigList.py
+++ b/lib/python/Components/ConfigList.py
@@ -3,6 +3,7 @@ from GUIComponent import *
 from config import KEY_LEFT, KEY_RIGHT, KEY_0, KEY_DELETE, KEY_OK, KEY_TIMEOUT, ConfigElement
 from Components.ActionMap import NumberActionMap
 from enigma import eListbox, eListboxPythonConfigContent, eTimer
+from Screens.MessageBox import MessageBox
 
 class ConfigList(HTMLComponent, GUIComponent, object):
 	def __init__(self, list, session = None):
@@ -46,9 +47,12 @@ class ConfigList(HTMLComponent, GUIComponent, object):
 	
 	def invalidateCurrent(self):
 		self.l.invalidateEntry(self.l.getCurrentSelectionIndex())
-		
+
 	def invalidate(self, entry):
-		self.l.invalidateEntry(self.__list.index(entry))
+		# when the entry to invalidate does not exist, just ignore the request.
+		# this eases up conditional setup screens a lot.
+		if entry in self.__list:
+			self.l.invalidateEntry(self.__list.index(entry))
 
 	GUI_WIDGET = eListbox
 	
@@ -91,6 +95,13 @@ class ConfigList(HTMLComponent, GUIComponent, object):
 	def timeout(self):
 		self.handleKey(KEY_TIMEOUT)
 
+	def isChanged(self):
+		is_changed = False
+		for x in self.list:
+			is_changed |= x[1].isChanged()
+
+		return is_changed
+
 class ConfigListScreen:
 	def __init__(self, list, session = None, on_change = None):
 		self["config_actions"] = NumberActionMap(["SetupActions", "TextInputActions"],
@@ -136,3 +147,23 @@ class ConfigListScreen:
 		self["config"].handleKey(KEY_0 + number)
 		self.__changed()
 
+	# keySave and keyCancel are just provided in case you need them.
+	# you have to call them by yourself.
+	def keySave(self):
+		for x in self["config"].list:
+			x[1].save()
+		self.close()
+	
+	def cancelConfirm(self, result):
+		if not result:
+			return
+
+		for x in self["config"].list:
+			x[1].cancel()
+		self.close()
+
+	def keyCancel(self):
+		if self["config"].isChanged():
+			self.session.openWithCallback(self.cancelConfirm, MessageBox, _("Really close without saving settings?"))
+		else:
+			self.close()