from HTMLComponent import *
from GUIComponent import *
-from config import *
-
-from enigma import eListbox, eListboxPythonConfigContent
+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):
+ def __init__(self, list, session = None):
GUIComponent.__init__(self)
self.l = eListboxPythonConfigContent()
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()
def handleKey(self, key):
selection = self.getCurrent()
- if selection[1].parent.enabled:
+ 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 invalidateCurrent(self):
self.l.invalidateEntry(self.l.getCurrentSelectionIndex())
-
+
def invalidate(self, entry):
- i = 0
- for x in self.__list:
- if (entry.getConfigPath() == x[1].parent.getConfigPath()):
- self.l.invalidateEntry(i)
- i += 1
+ # 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()
instance.setContent(self.l)
instance.selectionChanged.get().append(self.selectionChanged)
- def setList(self, list):
- self.__list = list
+ def preWidgetRemove(self, instance):
+ instance.selectionChanged.get().remove(self.selectionChanged)
+
+ 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()