move __init__ to top
[enigma2.git] / lib / python / Screens / Menu.py
index 9eefddf71e75f5d039b67a3ff39f1f17f9ad3d91..f1a013483dba6ff255686caaed3f5f82ac0cedb1 100644 (file)
@@ -5,6 +5,10 @@ from Components.Header import Header
 from Components.Button import Button
 from Components.Label import Label
 from Components.ProgressBar import ProgressBar
+from Components.config import configfile
+from Components.Clock import Clock
+
+from Tools.Directories import resolveFilename, SCOPE_SKIN
 
 from enigma import quitMainloop
 
@@ -29,12 +33,7 @@ def doGlobal(screen):
 
 
 # read the menu
-try:
-       # first we search in the current path
-       menufile = file('data/menu.xml', 'r')
-except IOError:
-       # if not found in the current path, we use the global datadir-path
-       menufile = file('/usr/share/enigma2/menu.xml', 'r')
+menufile = file(resolveFilename(SCOPE_SKIN, 'menu.xml'), 'r')
 mdom = xml.dom.minidom.parseString(menufile.read())
 menufile.close()
 
@@ -55,6 +54,53 @@ class boundFunction:
                self.args = args
        def __call__(self):
                self.fnc(*self.args)
+               
+class MenuUpdater:
+       def __init__(self):
+               self.updatedMenuItems = {}
+       
+       def addMenuItem(self, id, pos, text, module, screen):
+               if not self.updatedMenuAvailable(id):
+                       self.updatedMenuItems[id] = []
+               self.updatedMenuItems[id].append([text, pos, module, screen])
+       
+       def delMenuItem(self, id, pos, text, module, screen):
+               self.updatedMenuItems[id].remove([text, pos, module, screen])
+       
+       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="0,4" size="132,21" font="Regular;18" />
+               <widget name="MenuEntry" position="0,25" size="132,21" font="Regular;16" />
+               <widget name="Clock" position="50,46" size="82,18" font="Regular;16" />
+       </screen>"""
+
+       def __init__(self, session, parent):
+               Screen.__init__(self, session)
+               self["MenuTitle"] = Label(parent.menu_title)
+               self["MenuEntry"] = Label("")
+               self["Clock"] = 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):
        def okbuttonClick(self):
@@ -64,17 +110,17 @@ class Menu(Screen):
 
        def execText(self, text):
                exec text
-               
+
        def runScreen(self, arg):
                # arg[0] is the module (as string)
                # arg[1] is Screen inside this module 
                #        plus possible arguments, as 
                #        string (as we want to reference 
                #        stuff which is just imported)
-               # FIXME. somehow.
+               # FIXME. somehow
                if arg[0] != "":
-                       exec "from Screens." + arg[0] + " import *"
-               
+                       exec "from " + arg[0] + " import *"
+                       
                self.openDialog(*eval(arg[1]))
 
        def nothing(self):                                                                                                                                      #dummy
@@ -84,17 +130,29 @@ class Menu(Screen):
                self.session.open(*dialog)
 
        def openSetup(self, dialog):
-               self.session.open(Setup, dialog)
+               self.session.openWithCallback(self.menuClosed, Setup, dialog)
 
        def addMenu(self, destList, node):
-               MenuTitle = getValbyAttr(node, "text")
+               MenuTitle = _(getValbyAttr(node, "text"))
                if MenuTitle != "":                                                                                                                                     #check for title
-                       a = boundFunction(self.session.open, Menu, node, node.childNodes)
+                       x = getValbyAttr(node, "flushConfigOnClose")
+                       if x == "1":
+                               a = boundFunction(self.session.openWithCallback, self.menuClosedWithConfigFlush, Menu, node, node.childNodes)
+                       else:
+                               a = boundFunction(self.session.openWithCallback, self.menuClosed, Menu, node, node.childNodes)
                        #TODO add check if !empty(node.childNodes)
                        destList.append((MenuTitle, a))
-               
+
+       def menuClosedWithConfigFlush(self, *res):
+               configfile.save()
+               self.menuClosed(*res)
+
+       def menuClosed(self, *res):
+               if len(res) and res[0]:
+                       self.close(True)
+
        def addItem(self, destList, node):
-               ItemText = getValbyAttr(node, "text")
+               ItemText = _(getValbyAttr(node, "text"))
                if ItemText != "":                                                                                                                                      #check for name
                        for x in node.childNodes:
                                if x.nodeType != xml.dom.minidom.Element.nodeType:
@@ -105,6 +163,9 @@ class Menu(Screen):
 
                                        if len(screen) == 0:
                                                screen = module
+
+                                       if module != "":
+                                               module = "Screens." + module
                                        
                                        # check for arguments. they will be appended to the 
                                        # openDialog call
@@ -128,27 +189,52 @@ class Menu(Screen):
                Screen.__init__(self, session)
                
                list = []
+               menuID = ""
 
-               for x in childNode:                                                     #walk through the actual nodelist
+               menuID = -1
+               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':
                                self.addMenu(list, x)
+                               count += 1
+                       elif x.tagName == "id":
+                               menuID = getValbyAttr(x, "val")
+                               count = 0
+                       if menuID != -1:
+                               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] + ", "))))
+                                                       count += 1
+
 
                self["menu"] = MenuList(list)   
                                                        
-               self["actions"] = ActionMap(["OkCancelActions"], 
+               self["actions"] = ActionMap(["OkCancelActions", "MenuActions"], 
                        {
                                "ok": self.okbuttonClick,
-                               "cancel": self.close
+                               "cancel": self.closeNonRecursive,
+                               "menu": self.closeRecursive
                        })
                
                a = getValbyAttr(parent, "title")
                if a == "":                                                                                                             #if empty use name
-                       a = getValbyAttr(parent, "text")
+                       a = _(getValbyAttr(parent, "text"))
                self["title"] = Header(a)
+               self.menu_title = a
+
+       def closeNonRecursive(self):
+               self.close(False)
+
+       def closeRecursive(self):
+               self.close(True)
+
+       def createSummary(self):
+               return MenuSummary
 
 class MainMenu(Menu):
        #add file load functions for the xml-file