fixes bug #556
[enigma2.git] / lib / python / Screens / Menu.py
old mode 100644 (file)
new mode 100755 (executable)
index 34c534b..2a8801c
@@ -1,24 +1,18 @@
 from Screen import Screen
 from Components.Sources.List import List
-from Components.ActionMap import ActionMap
-from Components.Header import Header
-from Components.Button import Button
-from Components.Label import Label
-from Components.ProgressBar import ProgressBar
+from Components.ActionMap import NumberActionMap
+from Components.Sources.StaticText import StaticText
 from Components.config import configfile
-from Components.Sources.Clock import Clock
 from Components.PluginComponent import plugins
+from Components.config import config
+from Components.SystemInfo import SystemInfo
 
 from Tools.Directories import resolveFilename, SCOPE_SKIN
 
-import xml.dom.minidom
-from xml.dom import EMPTY_NAMESPACE
-from skin import elementsWithTag
+import xml.etree.cElementTree
 
 from Screens.Setup import Setup, getSetupTitle
 
-from Tools import XMLTools
-
 #              <item text="TV-Mode">self.setModeTV()</item>
 #              <item text="Radio-Mode">self.setModeRadio()</item>
 #              <item text="File-Mode">self.setModeFile()</item>
@@ -26,9 +20,7 @@ from Tools import XMLTools
 
 
 # read the menu
-menufile = file(resolveFilename(SCOPE_SKIN, 'menu.xml'), 'r')
-mdom = xml.dom.minidom.parseString(menufile.read())
-menufile.close()
+mdom = xml.etree.cElementTree.parse(resolveFilename(SCOPE_SKIN, 'menu.xml'))
 
 class boundFunction:
        def __init__(self, fnc, *args):
@@ -41,51 +33,34 @@ class MenuUpdater:
        def __init__(self):
                self.updatedMenuItems = {}
        
-       def addMenuItem(self, id, pos, text, module, screen):
+       def addMenuItem(self, id, pos, text, module, screen, weight):
                if not self.updatedMenuAvailable(id):
                        self.updatedMenuItems[id] = []
-               self.updatedMenuItems[id].append([text, pos, module, screen])
+               self.updatedMenuItems[id].append([text, pos, module, screen, weight])
        
-       def delMenuItem(self, id, pos, text, module, screen):
-               self.updatedMenuItems[id].remove([text, pos, module, screen])
+       def delMenuItem(self, id, pos, text, module, screen, weight):
+               self.updatedMenuItems[id].remove([text, pos, module, screen, weight])
        
        def updatedMenuAvailable(self, id):
                return self.updatedMenuItems.has_key(id)
        
        def getUpdatedMenu(self, id):
                return self.updatedMenuItems[id]
-       
+
 menuupdater = MenuUpdater()
 
 class MenuSummary(Screen):
        skin = """
        <screen position="0,0" size="132,64">
-               <widget name="MenuTitle" position="6,4" size="120,21" font="Regular;18" />
-               <widget name="MenuEntry" position="6,25" size="120,21" font="Regular;16" />
-               <widget source="CurrentTime" render="Label" position="56,46" size="82,18" font="Regular;16" >
+               <widget source="parent.title" render="Label" position="6,4" size="120,21" font="Regular;18" />
+               <widget source="parent.menu" render="Label" position="6,25" size="120,21" font="Regular;16">
+                       <convert type="StringListSelection" />
+               </widget>
+               <widget source="global.CurrentTime" render="Label" position="56,46" size="82,18" font="Regular;16" >
                        <convert type="ClockToText">WithSeconds</convert>
                </widget>
        </screen>"""
 
-       def __init__(self, session, parent):
-               Screen.__init__(self, session)
-               self["MenuTitle"] = Label(parent.menu_title)
-               self["MenuEntry"] = Label("")
-               self["CurrentTime"] = Clock()
-               self.parent = parent
-               self.onShow.append(self.addWatcher)
-               self.onHide.append(self.removeWatcher)
-       
-       def addWatcher(self):
-               self.parent["menu"].onSelectionChanged.append(self.selectionChanged)
-               self.selectionChanged()
-       
-       def removeWatcher(self):
-               self.parent["menu"].onSelectionChanged.remove(self.selectionChanged)
-
-       def selectionChanged(self):
-               self["MenuEntry"].setText(self.parent["menu"].getCurrent()[0])
-
 class Menu(Screen):
 
        ALLOW_SUSPEND = True
@@ -93,7 +68,8 @@ class Menu(Screen):
        def okbuttonClick(self):
                print "okbuttonClick"
                selection = self["menu"].getCurrent()
-               selection[1]()
+               if selection is not None:
+                       selection[1]()
 
        def execText(self, text):
                exec text
@@ -120,31 +96,47 @@ class Menu(Screen):
                self.session.openWithCallback(self.menuClosed, Setup, dialog)
 
        def addMenu(self, destList, node):
-               MenuTitle = _(node.getAttribute("text").encode("UTF-8") or "??")
-               x = node.getAttribute("flushConfigOnClose")
+               requires = node.get("requires")
+               if requires:
+                       if requires[0] == '!':
+                               if SystemInfo.get(requires[1:], False):
+                                       return
+                       elif not SystemInfo.get(requires, False):
+                               return
+               MenuTitle = _(node.get("text", "??").encode("UTF-8"))
+               entryID = node.get("entryID", "undefined")
+               weight = node.get("weight", 50)
+               x = node.get("flushConfigOnClose")
                if x:
-                       a = boundFunction(self.session.openWithCallback, self.menuClosedWithConfigFlush, Menu, node, node.childNodes)
+                       a = boundFunction(self.session.openWithCallback, self.menuClosedWithConfigFlush, Menu, node)
                else:
-                       a = boundFunction(self.session.openWithCallback, self.menuClosed, Menu, node, node.childNodes)
+                       a = boundFunction(self.session.openWithCallback, self.menuClosed, Menu, node)
                #TODO add check if !empty(node.childNodes)
-               destList.append((MenuTitle, a))
+               destList.append((MenuTitle, a, entryID, weight))
 
        def menuClosedWithConfigFlush(self, *res):
                configfile.save()
                self.menuClosed(*res)
 
        def menuClosed(self, *res):
-               if len(res) and res[0]:
+               if res and res[0]:
                        self.close(True)
 
        def addItem(self, destList, node):
-               item_text = node.getAttribute("text").encode("UTF-8")
-               for x in node.childNodes:
-                       if x.nodeType != xml.dom.minidom.Element.nodeType:
-                               continue
-                       elif x.tagName == 'screen':
-                               module = x.getAttribute("module") or None
-                               screen = x.getAttribute("screen") or None
+               requires = node.get("requires")
+               if requires:
+                       if requires[0] == '!':
+                               if SystemInfo.get(requires[1:], False):
+                                       return
+                       elif not SystemInfo.get(requires, False):
+                               return
+               item_text = node.get("text", "").encode("UTF-8")
+               entryID = node.get("entryID", "undefined")
+               weight = node.get("weight", 50)
+               for x in node:
+                       if x.tag == 'screen':
+                               module = x.get("module")
+                               screen = x.get("screen")
 
                                if screen is None:
                                        screen = module
@@ -154,46 +146,45 @@ class Menu(Screen):
                                        module = "Screens." + module
                                else:
                                        module = ""
-                               
-                               # check for arguments. they will be appended to the 
+
+                               # check for arguments. they will be appended to the
                                # openDialog call
-                               args = XMLTools.mergeText(x.childNodes)
+                               args = x.text or ""
                                screen += ", " + args
-                                       
-                               destList.append((_(item_text or "??"), boundFunction(self.runScreen, (module, screen))))
+
+                               destList.append((_(item_text or "??"), boundFunction(self.runScreen, (module, screen)), entryID, weight))
                                return
-                       elif x.tagName == 'code':
-                               destList.append((_(item_text or "??"), boundFunction(self.execText, XMLTools.mergeText(x.childNodes))))
+                       elif x.tag == 'code':
+                               destList.append((_(item_text or "??"), boundFunction(self.execText, x.text), entryID, weight))
                                return
-                       elif x.tagName == 'setup':
-                               id = x.getAttribute("id")
+                       elif x.tag == 'setup':
+                               id = x.get("id")
                                if item_text == "":
-                                       item_text = _(getSetupTitle(id)) + "..."
+                                       item_text = _(getSetupTitle(id))
                                else:
                                        item_text = _(item_text)
-                               destList.append((item_text, boundFunction(self.openSetup, id)))
+                               destList.append((item_text, boundFunction(self.openSetup, id), entryID, weight))
                                return
-               
-               destList.append((item_text,self.nothing))
+               destList.append((item_text, self.nothing, entryID, weight))
 
 
-       def __init__(self, session, parent, childNode):
+       def __init__(self, session, parent):
                Screen.__init__(self, session)
                
                list = []
                
                menuID = None
-               for x in childNode:                                             #walk through the actual nodelist
-                       if x.nodeType != xml.dom.minidom.Element.nodeType:
-                           continue
-                       elif x.tagName == 'item':
-                               self.addItem(list, x)
-                               count += 1
-                       elif x.tagName == 'menu':
+               for x in parent:                                                #walk through the actual nodelist
+                       if x.tag == 'item':
+                               item_level = int(x.get("level", 0))
+                               if item_level <= config.usage.setup_level.index:
+                                       self.addItem(list, x)
+                                       count += 1
+                       elif x.tag == 'menu':
                                self.addMenu(list, x)
                                count += 1
-                       elif x.tagName == "id":
-                               menuID = x.getAttribute("val")
+                       elif x.tag == "id":
+                               menuID = x.get("val")
                                count = 0
 
                        if menuID is not None:
@@ -201,29 +192,63 @@ class Menu(Screen):
                                if menuupdater.updatedMenuAvailable(menuID):
                                        for x in menuupdater.getUpdatedMenu(menuID):
                                                if x[1] == count:
-                                                       list.append((x[0], boundFunction(self.runScreen, (x[2], x[3] + ", "))))
+                                                       list.append((x[0], boundFunction(self.runScreen, (x[2], x[3] + ", ")), x[4]))
                                                        count += 1
 
                if menuID is not None:
                        # plugins
                        for l in plugins.getPluginsForMenu(menuID):
-                               list.append((l[0], boundFunction(l[1], self.session)))
+                               # check if a plugin overrides an existing menu
+                               plugin_menuid = l[2]
+                               for x in list:
+                                       if x[2] == plugin_menuid:
+                                               list.remove(x)
+                                               break
+                               list.append((l[0], boundFunction(l[1], self.session), l[2], l[3] or 50))
+
+               # for the skin: first try a menu_<menuID>, then Menu
+               self.skinName = [ ]
+               if menuID is not None:
+                       self.skinName.append("menu_" + menuID)
+               self.skinName.append("Menu")
+
+               # Sort by Weight
+               list.sort(key=lambda x: int(x[3]))
+
+               self["menu"] = List(list)
 
-               self["menu"] = List(list)       
-                                                       
-               self["actions"] = ActionMap(["OkCancelActions", "MenuActions"], 
+               self["actions"] = NumberActionMap(["OkCancelActions", "MenuActions", "NumberActions"],
                        {
                                "ok": self.okbuttonClick,
                                "cancel": self.closeNonRecursive,
-                               "menu": self.closeRecursive
+                               "menu": self.closeRecursive,
+                               "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
                        })
-               
-               a = parent.getAttribute("title").encode("UTF-8") or None
+
+               a = parent.get("title", "").encode("UTF-8") or None
+               a = a and _(a)
                if a is None:
-                       a = _(parent.getAttribute("text").encode("UTF-8"))
-               self["title"] = Header(a)
+                       a = _(parent.get("text", "").encode("UTF-8"))
+               self["title"] = StaticText(a)
                self.menu_title = a
 
+       def keyNumberGlobal(self, number):
+               print "menu keyNumber:", number
+               # Calculate index
+               number -= 1
+
+               if len(self["menu"].list) > number:
+                       self["menu"].setIndex(number)
+                       self.okbuttonClick()
+
        def closeNonRecursive(self):
                self.close(False)
 
@@ -237,5 +262,5 @@ class MainMenu(Menu):
        #add file load functions for the xml-file
        
        def __init__(self, *x):
-               Menu.__init__(self, *x)
                self.skinName = "Menu"
+               Menu.__init__(self, *x)