code.vuplus.com Git - vuplus_dvbapp/blob - lib/python/Screens/Menu.py

   1 from Screen import Screen
   2 from Components.Sources.List import List
   3 from Components.ActionMap import NumberActionMap
   4 from Components.Sources.StaticText import StaticText
   5 from Components.config import configfile
   6 from Components.PluginComponent import plugins
   7 from Components.config import config
   8
   9 from Tools.Directories import resolveFilename, SCOPE_SKIN
  10
  11 import xml.dom.minidom
  12
  13 from Screens.Setup import Setup, getSetupTitle
  14
  15 from Tools import XMLTools
  16
  17 #               <item text="TV-Mode">self.setModeTV()</item>
  18 #               <item text="Radio-Mode">self.setModeRadio()</item>
  19 #               <item text="File-Mode">self.setModeFile()</item>
  20 #                       <item text="Sleep Timer"></item>
  21
  22
  23 # read the menu
  24 menufile = file(resolveFilename(SCOPE_SKIN, 'menu.xml'), 'r')
  25 mdom = xml.dom.minidom.parseString(menufile.read())
  26 menufile.close()
  27
  28 class boundFunction:
  29         def __init__(self, fnc, *args):
  30                 self.fnc = fnc
  31                 self.args = args
  32         def __call__(self):
  33                 self.fnc(*self.args)
  34
  35 class MenuUpdater:
  36         def __init__(self):
  37                 self.updatedMenuItems = {}
  38
  39         def addMenuItem(self, id, pos, text, module, screen, weight):
  40                 if not self.updatedMenuAvailable(id):
  41                         self.updatedMenuItems[id] = []
  42                 self.updatedMenuItems[id].append([text, pos, module, screen, weight])
  43
  44         def delMenuItem(self, id, pos, text, module, screen, weight):
  45                 self.updatedMenuItems[id].remove([text, pos, module, screen, weight])
  46
  47         def updatedMenuAvailable(self, id):
  48                 return self.updatedMenuItems.has_key(id)
  49
  50         def getUpdatedMenu(self, id):
  51                 return self.updatedMenuItems[id]
  52
  53 menuupdater = MenuUpdater()
  54
  55 class MenuSummary(Screen):
  56         skin = """
  57         <screen position="0,0" size="132,64">
  58                 <widget source="parent.title" render="Label" position="6,4" size="120,21" font="Regular;18" />
  59                 <widget source="parent.menu" render="Label" position="6,25" size="120,21" font="Regular;16">
  60                         <convert type="StringListSelection" />
  61                 </widget>
  62                 <widget source="global.CurrentTime" render="Label" position="56,46" size="82,18" font="Regular;16" >
  63                         <convert type="ClockToText">WithSeconds</convert>
  64                 </widget>
  65         </screen>"""
  66
  67         def __init__(self, session, parent):
  68                 Screen.__init__(self, session, parent)
  69
  70 class Menu(Screen):
  71
  72         ALLOW_SUSPEND = True
  73
  74         def okbuttonClick(self):
  75                 print "okbuttonClick"
  76                 selection = self["menu"].getCurrent()
  77                 if selection is not None:
  78                         selection[1]()
  79
  80         def execText(self, text):
  81                 exec text
  82
  83         def runScreen(self, arg):
  84                 # arg[0] is the module (as string)
  85                 # arg[1] is Screen inside this module
  86                 #        plus possible arguments, as
  87                 #        string (as we want to reference
  88                 #        stuff which is just imported)
  89                 # FIXME. somehow
  90                 if arg[0] != "":
  91                         exec "from " + arg[0] + " import *"
  92
  93                 self.openDialog(*eval(arg[1]))
  94
  95         def nothing(self): #dummy
  96                 pass
  97
  98         def openDialog(self, *dialog):                          # in every layer needed
  99                 self.session.openWithCallback(self.menuClosed, *dialog)
 100
 101         def openSetup(self, dialog):
 102                 self.session.openWithCallback(self.menuClosed, Setup, dialog)
 103
 104         def addMenu(self, destList, node):
 105                 MenuTitle = _(node.getAttribute("text").encode("UTF-8") or "??")
 106                 entryID = node.getAttribute("entryID") or "undefined"
 107                 weight = node.getAttribute("weight") or 50
 108                 x = node.getAttribute("flushConfigOnClose")
 109                 if x:
 110                         a = boundFunction(self.session.openWithCallback, self.menuClosedWithConfigFlush, Menu, node, node.childNodes)
 111                 else:
 112                         a = boundFunction(self.session.openWithCallback, self.menuClosed, Menu, node, node.childNodes)
 113                 #TODO add check if !empty(node.childNodes)
 114                 destList.append((MenuTitle, a, entryID, weight))
 115
 116         def menuClosedWithConfigFlush(self, *res):
 117                 configfile.save()
 118                 self.menuClosed(*res)
 119
 120         def menuClosed(self, *res):
 121                 if len(res) and res[0]:
 122                         self.close(True)
 123
 124         def addItem(self, destList, node):
 125                 item_text = node.getAttribute("text").encode("UTF-8")
 126                 entryID = node.getAttribute("entryID") or "undefined"
 127                 weight = node.getAttribute("weight") or 50
 128                 for x in node.childNodes:
 129                         if x.nodeType != xml.dom.minidom.Element.nodeType:
 130                                 continue
 131                         elif x.tagName == 'screen':
 132                                 module = x.getAttribute("module") or None
 133                                 screen = x.getAttribute("screen") or None
 134
 135                                 if screen is None:
 136                                         screen = module
 137
 138                                 print module, screen
 139                                 if module:
 140                                         module = "Screens." + module
 141                                 else:
 142                                         module = ""
 143
 144                                 # check for arguments. they will be appended to the
 145                                 # openDialog call
 146                                 args = XMLTools.mergeText(x.childNodes)
 147                                 screen += ", " + args
 148
 149                                 destList.append((_(item_text or "??"), boundFunction(self.runScreen, (module, screen)), entryID, weight))
 150                                 return
 151                         elif x.tagName == 'code':
 152                                 destList.append((_(item_text or "??"), boundFunction(self.execText, XMLTools.mergeText(x.childNodes)), entryID, weight))
 153                                 return
 154                         elif x.tagName == 'setup':
 155                                 id = x.getAttribute("id")
 156                                 if item_text == "":
 157                                         item_text = _(getSetupTitle(id)) + "..."
 158                                 else:
 159                                         item_text = _(item_text)
 160                                 destList.append((item_text, boundFunction(self.openSetup, id), entryID, weight))
 161                                 return
 162                 destList.append((item_text, self.nothing, entryID, weight))
 163
 164
 165         def __init__(self, session, parent, childNode):
 166                 Screen.__init__(self, session)
 167
 168                 list = []
 169
 170                 menuID = None
 171                 for x in childNode:                                             #walk through the actual nodelist
 172                         if x.nodeType != xml.dom.minidom.Element.nodeType:
 173                             continue
 174                         elif x.tagName == 'item':
 175                                 item_level = int(x.getAttribute("level") or "0")
 176                                 if item_level <= config.usage.setup_level.index:
 177                                         self.addItem(list, x)
 178                                         count += 1
 179                         elif x.tagName == 'menu':
 180                                 self.addMenu(list, x)
 181                                 count += 1
 182                         elif x.tagName == "id":
 183                                 menuID = x.getAttribute("val")
 184                                 count = 0
 185
 186                         if menuID is not None:
 187                                 # menuupdater?
 188                                 if menuupdater.updatedMenuAvailable(menuID):
 189                                         for x in menuupdater.getUpdatedMenu(menuID):
 190                                                 if x[1] == count:
 191                                                         list.append((x[0], boundFunction(self.runScreen, (x[2], x[3] + ", ")), x[4]))
 192                                                         count += 1
 193
 194                 if menuID is not None:
 195                         # plugins
 196                         for l in plugins.getPluginsForMenu(menuID):
 197                                 # check if a plugin overrides an existing menu
 198                                 plugin_menuid = l[2]
 199                                 for x in list:
 200                                         print x[2], plugin_menuid
 201                                         if x[2] == plugin_menuid:
 202                                                 list.remove(x)
 203                                                 break
 204                                 list.append((l[0], boundFunction(l[1], self.session), l[2], l[3] or 50))
 205
 206                 # for the skin: first try a menu_<menuID>, then Menu
 207                 self.skinName = [ ]
 208                 if menuID is not None:
 209                         self.skinName.append("menu_" + menuID)
 210                 self.skinName.append("Menu")
 211
 212                 # Sort by Weight
 213                 list.sort(key=lambda x: int(x[3]))
 214
 215                 self["menu"] = List(list)
 216
 217                 self["actions"] = NumberActionMap(["OkCancelActions", "MenuActions", "NumberActions"],
 218                         {
 219                                 "ok": self.okbuttonClick,
 220                                 "cancel": self.closeNonRecursive,
 221                                 "menu": self.closeRecursive,
 222                                 "1": self.keyNumberGlobal,
 223                                 "2": self.keyNumberGlobal,
 224                                 "3": self.keyNumberGlobal,
 225                                 "4": self.keyNumberGlobal,
 226                                 "5": self.keyNumberGlobal,
 227                                 "6": self.keyNumberGlobal,
 228                                 "7": self.keyNumberGlobal,
 229                                 "8": self.keyNumberGlobal,
 230                                 "9": self.keyNumberGlobal
 231                         })
 232
 233                 a = parent.getAttribute("title").encode("UTF-8") or None
 234                 if a is None:
 235                         a = _(parent.getAttribute("text").encode("UTF-8"))
 236                 self["title"] = StaticText(a)
 237                 self.menu_title = a
 238
 239         def keyNumberGlobal(self, number):
 240                 print "menu keyNumber:", number
 241                 # Calculate index
 242                 number -= 1
 243
 244                 if len(self["menu"].list) > number:
 245                         self["menu"].setIndex(number)
 246                         self.okbuttonClick()
 247
 248         def closeNonRecursive(self):
 249                 self.close(False)
 250
 251         def closeRecursive(self):
 252                 self.close(True)
 253
 254         def createSummary(self):
 255                 return MenuSummary
 256
 257 class MainMenu(Menu):
 258         #add file load functions for the xml-file
 259
 260         def __init__(self, *x):
 261                 self.skinName = "Menu"
 262                 Menu.__init__(self, *x)