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from HTMLComponent import HTMLComponent
from GUIComponent import GUIComponent
from config import KEY_LEFT, KEY_RIGHT, KEY_HOME, KEY_END, KEY_0, KEY_DELETE, KEY_BACKSPACE, KEY_OK, KEY_TOGGLEOW, KEY_ASCII, KEY_TIMEOUT, KEY_NUMBERS, ConfigElement, ConfigText, ConfigPassword
from Components.ActionMap import NumberActionMap, ActionMap
from enigma import eListbox, eListboxPythonConfigContent, eRCInput, eTimer
from Screens.MessageBox import MessageBox
class ConfigList(HTMLComponent, GUIComponent, object):
def __init__(self, list, session = None):
GUIComponent.__init__(self)
self.l = eListboxPythonConfigContent()
self.l.setSeperation(200)
self.timer = eTimer()
self.list = list
self.onSelectionChanged = [ ]
self.current = None
self.session = session
def execBegin(self):
rcinput = eRCInput.getInstance()
rcinput.setKeyboardMode(rcinput.kmAscii)
self.timer.callback.append(self.timeout)
def execEnd(self):
rcinput = eRCInput.getInstance()
rcinput.setKeyboardMode(rcinput.kmNone)
self.timer.callback.remove(self.timeout)
def toggle(self):
selection = self.getCurrent()
selection[1].toggle()
self.invalidateCurrent()
def handleKey(self, key):
selection = self.getCurrent()
if selection and selection[1].enabled:
selection[1].handleKey(key)
self.invalidateCurrent()
if key in KEY_NUMBERS:
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):
if isinstance(self.current,tuple) and len(self.current) == 2:
self.current[1].onDeselect(self.session)
self.current = self.getCurrent()
if isinstance(self.current,tuple) and len(self.current) == 2:
self.current[1].onSelect(self.session)
else:
return
for x in self.onSelectionChanged:
x()
def postWidgetCreate(self, instance):
instance.selectionChanged.get().append(self.selectionChanged)
instance.setContent(self.l)
def preWidgetRemove(self, instance):
if isinstance(self.current,tuple) and len(self.current) == 2:
self.current[1].onDeselect(self.session)
instance.selectionChanged.get().remove(self.selectionChanged)
instance.setContent(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, ConfigElement), "entry in ConfigList " + str(x) + " 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", "InputAsciiActions", "KeyboardInputActions"],
{
"gotAsciiCode": self.keyGotAscii,
"ok": self.keyOK,
"left": self.keyLeft,
"right": self.keyRight,
"home": self.keyHome,
"end": self.keyEnd,
"deleteForward": self.keyDelete,
"deleteBackward": self.keyBackspace,
"toggleOverwrite": self.keyToggleOW,
"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["VirtualKB"] = ActionMap(["VirtualKeyboardActions"],
{
"showVirtualKeyboard": self.KeyText,
}, -2)
self["VirtualKB"].setEnabled(False)
self["config"] = ConfigList(list, session = session)
if on_change is not None:
self.__changed = on_change
else:
self.__changed = lambda: None
if not self.handleInputHelpers in self["config"].onSelectionChanged:
self["config"].onSelectionChanged.append(self.handleInputHelpers)
def handleInputHelpers(self):
if self["config"].getCurrent() is not None:
if isinstance(self["config"].getCurrent()[1], ConfigText) or isinstance(self["config"].getCurrent()[1], ConfigPassword):
if self.has_key("VKeyIcon"):
self["VirtualKB"].setEnabled(True)
self["VKeyIcon"].boolean = True
if self.has_key("HelpWindow"):
if self["config"].getCurrent()[1].help_window.instance is not None:
helpwindowpos = self["HelpWindow"].getPosition()
from enigma import ePoint
self["config"].getCurrent()[1].help_window.instance.move(ePoint(helpwindowpos[0],helpwindowpos[1]))
else:
if self.has_key("VKeyIcon"):
self["VirtualKB"].setEnabled(False)
self["VKeyIcon"].boolean = False
else:
if self.has_key("VKeyIcon"):
self["VirtualKB"].setEnabled(False)
self["VKeyIcon"].boolean = False
def KeyText(self):
from Screens.VirtualKeyBoard import VirtualKeyBoard
self.session.openWithCallback(self.VirtualKeyBoardCallback, VirtualKeyBoard, title = self["config"].getCurrent()[0], text = self["config"].getCurrent()[1].getValue())
def VirtualKeyBoardCallback(self, callback = None):
if callback is not None and len(callback):
self["config"].getCurrent()[1].setValue(callback)
self["config"].invalidate(self["config"].getCurrent())
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 keyHome(self):
self["config"].handleKey(KEY_HOME)
self.__changed()
def keyEnd(self):
self["config"].handleKey(KEY_END)
self.__changed()
def keyDelete(self):
self["config"].handleKey(KEY_DELETE)
self.__changed()
def keyBackspace(self):
self["config"].handleKey(KEY_BACKSPACE)
self.__changed()
def keyToggleOW(self):
self["config"].handleKey(KEY_TOGGLEOW)
self.__changed()
def keyGotAscii(self):
self["config"].handleKey(KEY_ASCII)
self.__changed()
def keyNumberGlobal(self, number):
self["config"].handleKey(KEY_0 + number)
self.__changed()
def saveAll(self):
for x in self["config"].list:
x[1].save()
# keySave and keyCancel are just provided in case you need them.
# you have to call them by yourself.
def keySave(self):
self.saveAll()
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()
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