add concept of 'related screen', which can be used to get shared sources (like clock...
[vuplus_dvbapp] / skin.py
diff --git a/skin.py b/skin.py
index c95d049..3c4b9e1 100644 (file)
--- a/skin.py
+++ b/skin.py
@@ -1,17 +1,22 @@
-from enigma import *
 import xml.dom.minidom
-from xml.dom import EMPTY_NAMESPACE
-from Tools.Import import my_import
-import os
+from os import path
+
+from enigma import eSize, ePoint, gFont, eWindow, eLabel, ePixmap, eWindowStyleManager, \
+       loadPNG, addFont, gRGB, eWindowStyleSkinned
 
-from Components.config import ConfigSubsection, configElement, configText, config
-from Components.Element import Element
+from Components.config import ConfigSubsection, ConfigText, config
 from Components.Converter.Converter import Converter
+from Components.Sources.Source import Source, ObsoleteSource
+from Tools.Directories import resolveFilename, SCOPE_SKIN, SCOPE_SKIN_IMAGE, SCOPE_FONTS
+from Tools.Import import my_import
 
 from Tools.XMLTools import elementsWithTag, mergeText
 
 colorNames = dict()
 
+def queryColor(colorName):
+       return colorNames.get(colorName)
+
 def dump(x, i=0):
        print " " * i + str(x)
        try:
@@ -20,8 +25,6 @@ def dump(x, i=0):
        except:
                None
 
-from Tools.Directories import resolveFilename, SCOPE_SKIN, SCOPE_SKIN_IMAGE, SCOPE_FONTS
-
 class SkinError(Exception):
        def __init__(self, message):
                self.message = message
@@ -34,8 +37,8 @@ dom_skins = [ ]
 def loadSkin(name):
        # read the skin
        filename = resolveFilename(SCOPE_SKIN, name)
-       path = os.path.dirname(filename) + "/"
-       dom_skins.append((path, xml.dom.minidom.parse(filename)))
+       mpath = path.dirname(filename) + "/"
+       dom_skins.append((mpath, xml.dom.minidom.parse(filename)))
 
 # we do our best to always select the "right" value
 # skins are loaded in order of priority: skin with
@@ -49,11 +52,11 @@ def loadSkin(name):
 
 # example: loadSkin("nemesis_greenline/skin.xml")
 config.skin = ConfigSubsection()
-config.skin.primary_skin = configElement("config.skin.primary_skin", configText, "skin.xml", 0)
+config.skin.primary_skin = ConfigText(default = "skin.xml")
 
 try:
        loadSkin(config.skin.primary_skin.value)
-except SkinError, err:
+except (SkinError, IOError, AssertionError), err:
        print "SKIN ERROR:", err
        print "defaulting to standard skin..."
        loadSkin('skin.xml')
@@ -89,7 +92,7 @@ def collectAttributes(skinAttributes, node, skin_path_prefix=None, ignore=[]):
                # TODO: localization? as in e1?
                value = a.value.encode("utf-8")
                
-               if attrib in ["pixmap", "pointer"]:
+               if attrib in ["pixmap", "pointer", "seek_pointer", "backgroundPixmap", "selectionPixmap"]:
                        value = resolveFilename(SCOPE_SKIN_IMAGE, value, path_prefix=skin_path_prefix)
                
                if attrib not in ignore:
@@ -116,11 +119,15 @@ def applySingleAttribute(guiObject, desktop, attrib, value):
                        guiObject.setFont(parseFont(value))
                elif attrib == 'zPosition':
                        guiObject.setZPosition(int(value))
-               elif attrib == "pixmap":
+               elif attrib in ["pixmap", "backgroundPixmap", "selectionPixmap"]:
                        ptr = loadPixmap(value) # this should already have been filename-resolved.
-                       # that __deref__ still scares me!
-                       desktop.makeCompatiblePixmap(ptr.__deref__())
-                       guiObject.setPixmap(ptr.__deref__())
+                       desktop.makeCompatiblePixmap(ptr)
+                       if attrib == "pixmap":
+                               guiObject.setPixmap(ptr)
+                       elif attrib == "backgroundPixmap":
+                               guiObject.setBackgroundPicture(ptr)
+                       elif attrib == "selectionPixmap":
+                               guiObject.setSelectionPicture(ptr)
                        # guiObject.setPixmapFromFile(value)
                elif attrib == "alphatest": # used by ePixmap
                        guiObject.setAlphatest(
@@ -184,14 +191,16 @@ def applySingleAttribute(guiObject, desktop, attrib, value):
                                }[value])
                elif attrib == "enableWrapAround":
                        guiObject.setWrapAround(True)
-               elif attrib == "pointer":
+               elif attrib == "pointer" or attrib == "seek_pointer":
                        (name, pos) = value.split(':')
                        pos = parsePosition(pos)
                        ptr = loadPixmap(name)
-                       desktop.makeCompatiblePixmap(ptr.__deref__())
-                       guiObject.setPointer(ptr.__deref__(), pos)
+                       desktop.makeCompatiblePixmap(ptr)
+                       guiObject.setPointer({"pointer": 0, "seek_pointer": 1}[attrib], ptr, pos)
                elif attrib == 'shadowOffset':
                        guiObject.setShadowOffset(parsePosition(value))
+               elif attrib == 'noWrap':
+                       guiObject.setNoWrap(1)
                else:
                        raise "unsupported attribute " + attrib + "=" + value
        except int:
@@ -250,8 +259,8 @@ def loadSingleSkinData(desktop, dom_skin, path_prefix):
                                png = loadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, filename, path_prefix=path_prefix))
                                
                                # adapt palette
-                               desktop.makeCompatiblePixmap(png.__deref__())
-                               style.setPixmap(eWindowStyleSkinned.__dict__[bsName], eWindowStyleSkinned.__dict__[bpName], png.__deref__())
+                               desktop.makeCompatiblePixmap(png)
+                               style.setPixmap(eWindowStyleSkinned.__dict__[bsName], eWindowStyleSkinned.__dict__[bpName], png)
 
                for color in elementsWithTag(windowstyle.childNodes, "color"):
                        type = str(color.getAttribute("name"))
@@ -262,8 +271,7 @@ def loadSingleSkinData(desktop, dom_skin, path_prefix):
                        except:
                                raise ("Unknown color %s" % (type))
                        
-               x = eWindowStyleManagerPtr()
-               eWindowStyleManager.getInstance(x)
+               x = eWindowStyleManager.getInstance()
                x.setStyle(id, style)
 
 def loadSkinData(desktop):
@@ -282,16 +290,25 @@ def lookupScreen(name):
        return None, None
 
 def readSkin(screen, skin, name, desktop):
-       myscreen, path = lookupScreen(name)
-       
+       if not isinstance(name, list):
+               name = [name]
+
+       # try all skins, first existing one have priority
+       for n in name:
+               myscreen, path = lookupScreen(n)
+               if myscreen is not None:
+                       # use this name for debug output
+                       name = n
+                       break
+
        # otherwise try embedded skin
        myscreen = myscreen or getattr(screen, "parsedSkin", None)
-       
+
        # try uncompiled embedded skin
        if myscreen is None and getattr(screen, "skin", None):
                myscreen = screen.parsedSkin = xml.dom.minidom.parseString(screen.skin).childNodes[0]
-       
-       assert myscreen is not None, "no skin for screen '" + name + "' found!"
+
+       assert myscreen is not None, "no skin for screen '" + repr(name) + "' found!"
 
        screen.skinAttributes = [ ]
        
@@ -302,6 +319,8 @@ def readSkin(screen, skin, name, desktop):
        screen.additionalWidgets = [ ]
        screen.renderer = [ ]
        
+       visited_components = set()
+       
        # now walk all widgets
        for widget in elementsWithTag(myscreen.childNodes, "widget"):
                # ok, we either have 1:1-mapped widgets ('old style'), or 1:n-mapped 
@@ -310,11 +329,14 @@ def readSkin(screen, skin, name, desktop):
                wname = widget.getAttribute('name')
                wsource = widget.getAttribute('source')
                
+
                if wname is None and wsource is None:
                        print "widget has no name and no source!"
                        continue
                
                if wname:
+                       visited_components.add(wname)
+
                        # get corresponding 'gui' object
                        try:
                                attributes = screen[wname].skinAttributes = [ ]
@@ -322,12 +344,42 @@ def readSkin(screen, skin, name, desktop):
                                raise SkinError("component with name '" + wname + "' was not found in skin of screen '" + name + "'!")
 
 #                      assert screen[wname] is not Source
-               
+
                        # and collect attributes for this
                        collectAttributes(attributes, widget, skin_path_prefix, ignore=['name'])
                elif wsource:
                        # get corresponding source
-                       source = screen.get(wsource)
+
+                       while True: # until we found a non-obsolete source
+
+                               # parse our current "wsource", which might specifiy a "related screen" before the dot,
+                               # for example to reference a parent, global or session-global screen.
+                               scr = screen
+
+                               # resolve all path components
+                               path = wsource.split('.')
+                               while len(path) > 1:
+                                       scr = screen.getRelatedScreen(path[0])
+                                       if scr is None:
+                                               print wsource
+                                               print name
+                                               raise SkinError("specified related screen '" + wsource + "' was not found in screen '" + name + "'!")
+                                       path = path[1:]
+
+                               # resolve the source.
+                               source = scr.get(path[0])
+                               if isinstance(source, ObsoleteSource):
+                                       # however, if we found an "obsolete source", issue warning, and resolve the real source.
+                                       print "WARNING: SKIN '%s' USES OBSOLETE SOURCE '%s', USE '%s' INSTEAD!" % (name, wsource, source.new_source)
+                                       print "OBSOLETE SOURCE WILL BE REMOVED %s, PLEASE UPDATE!" % (source.removal_date)
+                                       if source.description:
+                                               print source.description
+
+                                       wsource = source.new_source
+                               else:
+                                       # otherwise, use that source.
+                                       break
+
                        if source is None:
                                raise SkinError("source '" + wsource + "' was not found in screen '" + name + "'!")
                        
@@ -353,7 +405,7 @@ def readSkin(screen, skin, name, desktop):
                                        c = converter_class(parms)
                                        c.connect(source)
                                else:
-                                       print "reused conveter!"
+                                       print "reused converter!"
        
                                source = c
                        
@@ -367,6 +419,11 @@ def readSkin(screen, skin, name, desktop):
                        
                        screen.renderer.append(renderer)
 
+       from Components.GUIComponent import GUIComponent
+       nonvisited_components = [x for x in set(screen.keys()) - visited_components if isinstance(x, GUIComponent)]
+       
+       assert not nonvisited_components, "the following components in %s don't have a skin entry: %s" % (name, ', '.join(nonvisited_components))
+
        # now walk additional objects
        for widget in elementsWithTag(myscreen.childNodes, lambda x: x != "widget"):
                if widget.tagName == "applet":