X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/ecbb4f7d287688049495dcb048a14458e1268681..468f9d6d40262c6cc75a06afd2dfa232bd91bfd9:/lib/python/Components/ConfigList.py

diff --git a/lib/python/Components/ConfigList.py b/lib/python/Components/ConfigList.py
index 196381b0..47b577e2 100644
--- a/lib/python/Components/ConfigList.py
+++ b/lib/python/Components/ConfigList.py
@@ -1,16 +1,32 @@
-from HTMLComponent import *
-from GUIComponent import *
-from config import *
+from HTMLComponent import HTMLComponent
+from GUIComponent import GUIComponent
+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
 
-from enigma import eListbox, eListboxPythonConfigContent
-
-class ConfigList(HTMLComponent, GUIComponent):
-	def __init__(self, list):
+class ConfigList(HTMLComponent, GUIComponent, object):
+	def __init__(self, list, session = None):
 		GUIComponent.__init__(self)
 		self.l = eListboxPythonConfigContent()
-		self.l.setList(list)
 		self.l.setSeperation(100)
-	
+		self.timer = eTimer()
+		self.list = list
+		self.onSelectionChanged = [ ]
+		self.current = None
+		self.help_window = None
+		self.setHelpWindowSession(session)
+
+	def execBegin(self):
+		self.timer.timeout.get().append(self.timeout)
+
+	def execEnd(self):
+		self.timer.timeout.get().remove(self.timeout)
+
+	def setHelpWindowSession(self, session):
+		assert self.help_window is None, "you can't move a help window to another session"
+		self.session = session
+
 	def toggle(self):
 		selection = self.getCurrent()
 		selection[1].toggle()
@@ -18,20 +34,143 @@ class ConfigList(HTMLComponent, GUIComponent):
 
 	def handleKey(self, key):
 		selection = self.getCurrent()
-		selection[1].handleKey(key)
-		self.invalidateCurrent()
-	
+		if selection and selection[1].enabled:
+			selection[1].handleKey(key)
+			self.invalidateCurrent()
+			if self.help_window:
+				self.help_window.update(selection[1])
+			if key not in [KEY_TIMEOUT, KEY_LEFT, KEY_RIGHT, KEY_DELETE, KEY_OK]:
+				self.timer.start(1000, 1)
+
 	def getCurrent(self):
 		return self.l.getCurrentSelection()
 	
+	def getCurrentIndex(self):
+		return self.l.getCurrentSelectionIndex()
+	
+	def setCurrentIndex(self, index):
+		if self.instance is not None:
+			self.instance.moveSelectionTo(index)
+	
 	def invalidateCurrent(self):
 		self.l.invalidateEntry(self.l.getCurrentSelectionIndex())
+
+	def invalidate(self, 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
+	
+	def selectionChanged(self):
+		n = self.getCurrent()
+		
+		if self.help_window:
+			self.session.deleteDialog(self.help_window)
+		
+		nh = n and n[1].helpWindow()
+		if nh is not None and self.session is not None:
+			self.help_window = self.session.instantiateDialog(*nh)
+			self.help_window.show()
+
+		self.current = n
+		for x in self.onSelectionChanged:
+			x()
+
+	def postWidgetCreate(self, instance):
+		instance.setContent(self.l)
+		instance.selectionChanged.get().append(self.selectionChanged)
 	
-	def GUIcreate(self, parent):
-		self.instance = eListbox(parent)
-		self.instance.setContent(self.l)
+	def preWidgetRemove(self, instance):
+		instance.selectionChanged.get().remove(self.selectionChanged)
 	
-	def GUIdelete(self):
-		self.instance.setContent(None)
-		self.instance = None
+	def setList(self, l):
+		self.timer.stop()
+		self.__list = l
+		self.l.setList(self.__list)
+
+		if l is not None:
+			for x in l:
+				assert isinstance(x[1], ConfigElement), "entry in ConfigList " + str(x[1]) + " must be a ConfigElement"
+
+	def getList(self):
+		return self.__list
+
+	list = property(getList, setList)
+
+	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"],
+		{
+			"ok": self.keyOK,
+			"left": self.keyLeft,
+			"right": self.keyRight,
+			"delete": self.keyDelete,
+			"1": self.keyNumberGlobal,
+			"2": self.keyNumberGlobal,
+			"3": self.keyNumberGlobal,
+			"4": self.keyNumberGlobal,
+			"5": self.keyNumberGlobal,
+			"6": self.keyNumberGlobal,
+			"7": self.keyNumberGlobal,
+			"8": self.keyNumberGlobal,
+			"9": self.keyNumberGlobal,
+			"0": self.keyNumberGlobal
+		}, -1) # to prevent left/right overriding the listbox
+		
+		self["config"] = ConfigList(list, session = session)
+		if on_change is not None:
+			self.__changed = on_change
+		else:
+			self.__changed = lambda: None
+
+	def keyOK(self):
+		self["config"].handleKey(KEY_OK)
+
+	def keyLeft(self):
+		self["config"].handleKey(KEY_LEFT)
+		self.__changed()
+
+	def keyRight(self):
+		self["config"].handleKey(KEY_RIGHT)
+		self.__changed()
+
+	def keyDelete(self):
+		self["config"].handleKey(KEY_DELETE)
+		self.__changed()
+
+	def keyNumberGlobal(self, number):
+		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()