X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/5d4117d8e413629c17fee5c13589375a3f1cc2bd..761cde6e77261e8ee7680510705b6283a734c2af:/skin.py diff --git a/skin.py b/skin.py index a4095204..07213915 100644 --- a/skin.py +++ b/skin.py @@ -1,6 +1,13 @@ -from enigma import * import xml.dom.minidom -from xml.dom import EMPTY_NAMESPACE +from os import path + +from enigma import eSize, ePoint, gFont, eWindow, eLabel, ePixmap, eWindowStyleManager, \ + loadPNG, addFont, gRGB, eWindowStyleSkinned + +from Components.config import ConfigSubsection, ConfigText, config +from Components.Converter.Converter import Converter +from Tools.Directories import resolveFilename, SCOPE_SKIN, SCOPE_SKIN_IMAGE, SCOPE_FONTS +from Tools.Import import my_import from Tools.XMLTools import elementsWithTag, mergeText @@ -14,16 +21,42 @@ def dump(x, i=0): except: None -# read the skin -try: - # first we search in the current path - skinfile = file('data/skin.xml', 'r') -except: - # if not found in the current path, we use the global datadir-path - skinfile = file('/usr/share/enigma2/skin.xml', 'r') -dom = xml.dom.minidom.parseString(skinfile.read()) -skinfile.close() +class SkinError(Exception): + def __init__(self, message): + self.message = message + + def __str__(self): + return self.message + +dom_skins = [ ] + +def loadSkin(name): + # read the skin + filename = resolveFilename(SCOPE_SKIN, name) + 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 +# highest priority is loaded last, usually the user-provided +# skin. + +# currently, loadSingleSkinData (colors, bordersets etc.) +# are applied one-after-each, in order of ascending priority. +# the dom_skin will keep all screens in descending priority, +# so the first screen found will be used. + +# example: loadSkin("nemesis_greenline/skin.xml") +config.skin = ConfigSubsection() +config.skin.primary_skin = ConfigText(default = "skin.xml") + +try: + loadSkin(config.skin.primary_skin.value) +except (SkinError, IOError, AssertionError), err: + print "SKIN ERROR:", err + print "defaulting to standard skin..." + loadSkin('skin.xml') +loadSkin('skin_default.xml') def parsePosition(str): x, y = str.split(',') @@ -45,20 +78,29 @@ def parseColor(str): raise ("color '%s' must be #aarrggbb or valid named color" % (str)) return gRGB(int(str[1:], 0x10)) -def collectAttributes(skinAttributes, node): +def collectAttributes(skinAttributes, node, skin_path_prefix=None, ignore=[]): # walk all attributes for p in range(node.attributes.length): a = node.attributes.item(p) # convert to string (was: unicode) attrib = str(a.name) - # TODO: proper UTF8 translation?! (for value) # TODO: localization? as in e1? - value = str(a.value) + value = a.value.encode("utf-8") + + if attrib in ["pixmap", "pointer", "seek_pointer"]: + value = resolveFilename(SCOPE_SKIN_IMAGE, value, path_prefix=skin_path_prefix) - skinAttributes.append((attrib, value)) + if attrib not in ignore: + skinAttributes.append((attrib, value)) + +def loadPixmap(path): + ptr = loadPNG(path) + if ptr is None: + raise "pixmap file %s not found!" % (path) + return ptr -def applySingleAttribute(guiObject, desktop, attrib, value): +def applySingleAttribute(guiObject, desktop, attrib, value): # and set attributes try: if attrib == 'position': @@ -68,17 +110,13 @@ def applySingleAttribute(guiObject, desktop, attrib, value): elif attrib == 'title': guiObject.setTitle(_(value)) elif attrib == 'text': - guiObject.setText(value) + guiObject.setText(_(value)) elif attrib == 'font': guiObject.setFont(parseFont(value)) elif attrib == 'zPosition': guiObject.setZPosition(int(value)) elif attrib == "pixmap": - ptr = gPixmapPtr() - if loadPNG(ptr, value): - raise "loading PNG failed!" - x = ptr - ptr = ptr.__deref__() + ptr = loadPixmap(value) # this should already have been filename-resolved. desktop.makeCompatiblePixmap(ptr) guiObject.setPixmap(ptr) # guiObject.setPixmapFromFile(value) @@ -126,10 +164,36 @@ def applySingleAttribute(guiObject, desktop, attrib, value): guiObject.setBackgroundColor(parseColor(value)) elif attrib == "foregroundColor": guiObject.setForegroundColor(parseColor(value)) + elif attrib == "shadowColor": + guiObject.setShadowColor(parseColor(value)) elif attrib == "selectionDisabled": guiObject.setSelectionEnable(0) - elif attrib != 'name': - print "unsupported attribute " + attrib + "=" + value + elif attrib == "transparent": + guiObject.setTransparent(int(value)) + elif attrib == "borderColor": + guiObject.setBorderColor(parseColor(value)) + elif attrib == "borderWidth": + guiObject.setBorderWidth(int(value)) + elif attrib == "scrollbarMode": + guiObject.setScrollbarMode( + { "showOnDemand": guiObject.showOnDemand, + "showAlways": guiObject.showAlways, + "showNever": guiObject.showNever + }[value]) + elif attrib == "enableWrapAround": + guiObject.setWrapAround(True) + elif attrib == "pointer" or attrib == "seek_pointer": + (name, pos) = value.split(':') + pos = parsePosition(pos) + ptr = loadPixmap(name) + 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: # AttributeError: print "widget %s (%s) doesn't support attribute %s!" % ("", guiObject.__class__.__name__, attrib) @@ -138,16 +202,10 @@ def applyAllAttributes(guiObject, desktop, attributes): for (attrib, value) in attributes: applySingleAttribute(guiObject, desktop, attrib, value) -def loadSkin(desktop): - print "loading skin..." +def loadSingleSkinData(desktop, dom_skin, path_prefix): + """loads skin data like colors, windowstyle etc.""" - def getPNG(x): - g = gPixmapPtr() - loadPNG(g, x) - g = g.grabRef() - return g - - skin = dom.childNodes[0] + skin = dom_skin.childNodes[0] assert skin.tagName == "skin", "root element in skin must be 'skin'!" for c in elementsWithTag(skin.childNodes, "colors"): @@ -160,11 +218,28 @@ def loadSkin(desktop): colorNames[name] = parseColor(color) + for c in elementsWithTag(skin.childNodes, "fonts"): + for font in elementsWithTag(c.childNodes, "font"): + filename = str(font.getAttribute("filename") or "") + name = str(font.getAttribute("name") or "Regular") + scale = int(font.getAttribute("scale") or "100") + is_replacement = font.getAttribute("replacement") != "" + addFont(resolveFilename(SCOPE_FONTS, filename, path_prefix=path_prefix), name, scale, is_replacement) + for windowstyle in elementsWithTag(skin.childNodes, "windowstyle"): style = eWindowStyleSkinned() + id = int(windowstyle.getAttribute("id") or "0") + + # defaults + font = gFont("Regular", 20) + offset = eSize(20, 5) - style.setTitleFont(gFont("Arial", 20)); - style.setTitleOffset(eSize(20, 5)); + for title in elementsWithTag(windowstyle.childNodes, "title"): + offset = parseSize(title.getAttribute("offset")) + font = parseFont(str(title.getAttribute("font"))) + + style.setTitleFont(font); + style.setTitleOffset(offset) for borderset in elementsWithTag(windowstyle.childNodes, "borderset"): bsName = str(borderset.getAttribute("name")) @@ -172,7 +247,7 @@ def loadSkin(desktop): bpName = str(pixmap.getAttribute("pos")) filename = str(pixmap.getAttribute("filename")) - png = getPNG(filename) + png = loadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, filename, path_prefix=path_prefix)) # adapt palette desktop.makeCompatiblePixmap(png) @@ -187,50 +262,120 @@ def loadSkin(desktop): except: raise ("Unknown color %s" % (type)) - x = eWindowStyleManagerPtr() - eWindowStyleManager.getInstance(x) - x.setStyle(style) + x = eWindowStyleManager.getInstance() + x.setStyle(id, style) + +def loadSkinData(desktop): + skins = dom_skins[:] + skins.reverse() + for (path, dom_skin) in skins: + loadSingleSkinData(desktop, dom_skin, path) + +def lookupScreen(name): + for (path, dom_skin) in dom_skins: + # first, find the corresponding screen element + skin = dom_skin.childNodes[0] + for x in elementsWithTag(skin.childNodes, "screen"): + if x.getAttribute('name') == name: + return x, path + return None, None def readSkin(screen, skin, name, desktop): - myscreen = None - # first, find the corresponding screen element - skin = dom.childNodes[0] + myscreen, path = lookupScreen(name) - for x in elementsWithTag(skin.childNodes, "screen"): - if x.getAttribute('name') == name: - myscreen = x - del skin + # otherwise try embedded skin + myscreen = myscreen or getattr(screen, "parsedSkin", None) - if myscreen is None: - # try embedded skin - print screen.__dict__ - if "parsedSkin" in screen.__dict__: - myscreen = screen.parsedSkin - elif "skin" in screen.__dict__: - myscreen = screen.parsedSkin = xml.dom.minidom.parseString(screen.skin).childNodes[0] + # 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!" screen.skinAttributes = [ ] - collectAttributes(screen.skinAttributes, myscreen) + + skin_path_prefix = getattr(screen, "skin_path", path) + + collectAttributes(screen.skinAttributes, myscreen, skin_path_prefix, ignore=["name"]) 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 + # widgets (source->renderer). + wname = widget.getAttribute('name') - if wname == None: - print "widget has no name!" - continue + wsource = widget.getAttribute('source') - # get corresponding gui object - try: - attributes = screen[wname].skinAttributes = [ ] - except: - raise str("component with name '" + wname + "' was not found in skin of screen '" + name + "'!") + + if wname is None and wsource is None: + print "widget has no name and no source!" + continue - collectAttributes(attributes, widget) + if wname: + visited_components.add(wname) + + # get corresponding 'gui' object + try: + attributes = screen[wname].skinAttributes = [ ] + except: + 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) + if source is None: + raise SkinError("source '" + wsource + "' was not found in screen '" + name + "'!") + + wrender = widget.getAttribute('render') + + if not wrender: + raise SkinError("you must define a renderer with render= for source '%s'" % (wsource)) + + for converter in elementsWithTag(widget.childNodes, "convert"): + ctype = converter.getAttribute('type') + assert ctype, "'convert'-tag needs a 'type'-attribute" + parms = mergeText(converter.childNodes).strip() + converter_class = my_import('.'.join(["Components", "Converter", ctype])).__dict__.get(ctype) + + c = None + + for i in source.downstream_elements: + if isinstance(i, converter_class) and i.converter_arguments == parms: + c = i + + if c is None: + print "allocating new converter!" + c = converter_class(parms) + c.connect(source) + else: + print "reused conveter!" + + source = c + + renderer_class = my_import('.'.join(["Components", "Renderer", wrender])).__dict__.get(wrender) + + renderer = renderer_class() # instantiate renderer + + renderer.connect(source) # connect to source + attributes = renderer.skinAttributes = [ ] + collectAttributes(attributes, widget, skin_path_prefix, ignore=['render', 'source']) + + 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"): @@ -243,7 +388,7 @@ def readSkin(screen, skin, name, desktop): if type == "onLayoutFinish": screen.onLayoutFinish.append(code) else: - raise str("applet type '%s' unknown!" % type) + raise SkinError("applet type '%s' unknown!" % type) continue @@ -257,10 +402,10 @@ def readSkin(screen, skin, name, desktop): elif widget.tagName == "ePixmap": w.widget = ePixmap else: - raise str("unsupported stuff : %s" % widget.tagName) + raise SkinError("unsupported stuff : %s" % widget.tagName) w.skinAttributes = [ ] - collectAttributes(w.skinAttributes, widget) + collectAttributes(w.skinAttributes, widget, skin_path_prefix, ignore=['name']) # applyAttributes(guiObject, widget, desktop) # guiObject.thisown = 0