X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/42b992dd93729c8dc687f45439e1819f1cb58d43..74fd4c361824405e95670254a6a98356f16c04c4:/skin.py diff --git a/skin.py b/skin.py index b8ec2124..97954715 100644 --- a/skin.py +++ b/skin.py @@ -1,8 +1,20 @@ -from enigma import * -import xml.dom.minidom -from xml.dom import EMPTY_NAMESPACE +from Tools.Profile import profile +profile("LOAD:ElementTree") +import xml.etree.cElementTree +from os import path -from Tools.XMLTools import elementsWithTag, mergeText +profile("LOAD:enigma_skin") +from enigma import eSize, ePoint, gFont, eWindow, eLabel, ePixmap, eWindowStyleManager, \ + addFont, gRGB, eWindowStyleSkinned + +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, SCOPE_CURRENT_SKIN, fileExists +from Tools.Import import my_import +from Tools.LoadPixmap import LoadPixmap + +from Tools.XMLTools import mergeText colorNames = dict() @@ -14,72 +26,123 @@ def dump(x, i=0): except: None -# read the skin +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.etree.cElementTree.parse(filename).getroot())) + +# 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") + +profile("LoadSkin") 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() + loadSkin(config.skin.primary_skin.value) +except (SkinError, IOError, AssertionError), err: + print "SKIN ERROR:", err + print "defaulting to standard skin..." + config.skin.primary_skin.value = 'skin.xml' + loadSkin('skin.xml') +profile("LoadSkinDefault") +loadSkin('skin_default.xml') +profile("LoadSkinDefaultDone") -def parsePosition(str): +def parsePosition(str, scale): x, y = str.split(',') - return ePoint(int(x), int(y)) + return ePoint(int(x) * scale[0][0] / scale[0][1], int(y) * scale[1][0] / scale[1][1]) -def parseSize(str): +def parseSize(str, scale): x, y = str.split(',') - return eSize(int(x), int(y)) + return eSize(int(x) * scale[0][0] / scale[0][1], int(y) * scale[1][0] / scale[1][1]) -def parseFont(str): +def parseFont(str, scale): name, size = str.split(';') - return gFont(name, int(size)) + return gFont(name, int(size) * scale[0][0] / scale[0][1]) def parseColor(str): if str[0] != '#': try: return colorNames[str] except: - raise ("color '%s' must be #aarrggbb or valid named color" % (str)) + raise SkinError("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) - - skinAttributes.append((attrib, value)) - -def applySingleAttribute(guiObject, desktop, attrib, value): + for a in node.items(): + #print a + attrib = a[0] + value = a[1] + + 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: + skinAttributes.append((attrib, value)) + +def loadPixmap(path, desktop): + cached = False + option = path.find("#") + if option != -1: + options = path[option+1:].split(',') + path = path[:option] + cached = "cached" in options + ptr = LoadPixmap(path, desktop, cached) + if ptr is None: + raise SkinError("pixmap file %s not found!" % (path)) + return ptr + +def applySingleAttribute(guiObject, desktop, attrib, value, scale = ((1,1),(1,1))): # and set attributes try: if attrib == 'position': - guiObject.move(parsePosition(value)) + guiObject.move(parsePosition(value, scale)) elif attrib == 'size': - guiObject.resize(parseSize(value)) + guiObject.resize(parseSize(value, scale)) elif attrib == 'title': - guiObject.setTitle(value) + guiObject.setTitle(_(value)) elif attrib == 'text': - guiObject.setText(value) + guiObject.setText(_(value)) elif attrib == 'font': - guiObject.setFont(parseFont(value)) - elif attrib == "pixmap": - ptr = gPixmapPtr() - if loadPNG(ptr, value): - raise "loading PNG failed!" - x = ptr - ptr = ptr.__deref__() - desktop.makeCompatiblePixmap(ptr) - guiObject.setPixmap(ptr) + guiObject.setFont(parseFont(value, scale)) + elif attrib == 'zPosition': + guiObject.setZPosition(int(value)) + elif attrib in ["pixmap", "backgroundPixmap", "selectionPixmap"]: + ptr = loadPixmap(value, desktop) # this should already have been filename-resolved. + 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( + { "on": 1, + "off": 0, + "blend": 2, + }[value]) elif attrib == "orientation": # used by eSlider try: guiObject.setOrientation( @@ -117,134 +180,374 @@ def applySingleAttribute(guiObject, desktop, attrib, value): print "illegal flag %s!" % f elif attrib == "backgroundColor": guiObject.setBackgroundColor(parseColor(value)) + elif attrib == "backgroundColorSelected": + guiObject.setBackgroundColorSelected(parseColor(value)) elif attrib == "foregroundColor": guiObject.setForegroundColor(parseColor(value)) - elif attrib != 'name': - print "unsupported attribute " + attrib + "=" + value + elif attrib == "foregroundColorSelected": + guiObject.setForegroundColorSelected(parseColor(value)) + elif attrib == "shadowColor": + guiObject.setShadowColor(parseColor(value)) + elif attrib == "selectionDisabled": + guiObject.setSelectionEnable(0) + 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, scale) + ptr = loadPixmap(name, desktop) + guiObject.setPointer({"pointer": 0, "seek_pointer": 1}[attrib], ptr, pos) + elif attrib == 'shadowOffset': + guiObject.setShadowOffset(parsePosition(value, scale)) + elif attrib == 'noWrap': + guiObject.setNoWrap(1) + else: + raise SkinError("unsupported attribute " + attrib + "=" + value) except int: # AttributeError: print "widget %s (%s) doesn't support attribute %s!" % ("", guiObject.__class__.__name__, attrib) -def applyAllAttributes(guiObject, desktop, attributes): +def applyAllAttributes(guiObject, desktop, attributes, scale): for (attrib, value) in attributes: - applySingleAttribute(guiObject, desktop, attrib, value) - -def loadSkin(desktop): - print "loading skin..." - - def getPNG(x): - g = gPixmapPtr() - loadPNG(g, x) - g = g.grabRef() - return g - - skin = dom.childNodes[0] - assert skin.tagName == "skin", "root element in skin must be 'skin'!" - - for c in elementsWithTag(skin.childNodes, "colors"): - for color in elementsWithTag(c.childNodes, "color"): - name = str(color.getAttribute("name")) - color = str(color.getAttribute("value")) - - if not len(color): + applySingleAttribute(guiObject, desktop, attrib, value, scale) + +def loadSingleSkinData(desktop, skin, path_prefix): + """loads skin data like colors, windowstyle etc.""" + assert skin.tag == "skin", "root element in skin must be 'skin'!" + + #print "***SKIN: ", path_prefix + + for c in skin.findall("output"): + id = c.attrib.get('id') + if id: + id = int(id) + else: + id = 0 + if id == 0: # framebuffer + for res in c.findall("resolution"): + get_attr = res.attrib.get + xres = get_attr("xres") + if xres: + xres = int(xres) + else: + xres = 720 + yres = get_attr("yres") + if yres: + yres = int(yres) + else: + yres = 576 + bpp = get_attr("bpp") + if bpp: + bpp = int(bpp) + else: + bpp = 32 + #print "Resolution:", xres,yres,bpp + from enigma import gFBDC + gFBDC.getInstance().setResolution(xres, yres) + desktop.resize(eSize(xres, yres)) + if bpp != 32: + # load palette (not yet implemented) + pass + + for c in skin.findall("colors"): + for color in c.findall("color"): + get_attr = color.attrib.get + name = get_attr("name") + color = get_attr("value") + if name and color: + colorNames[name] = parseColor(color) + #print "Color:", name, color + else: raise ("need color and name, got %s %s" % (name, color)) - - colorNames[name] = parseColor(color) - - for windowstyle in elementsWithTag(skin.childNodes, "windowstyle"): + + for c in skin.findall("fonts"): + for font in c.findall("font"): + get_attr = font.attrib.get + filename = get_attr("filename", "") + name = get_attr("name", "Regular") + scale = get_attr("scale") + if scale: + scale = int(scale) + else: + scale = 100 + is_replacement = get_attr("replacement") and True or False + resolved_font = resolveFilename(SCOPE_FONTS, filename, path_prefix=path_prefix) + if not fileExists(resolved_font): #when font is not available look at current skin path + skin_path = resolveFilename(SCOPE_CURRENT_SKIN, filename) + if fileExists(skin_path): + resolved_font = skin_path + addFont(resolved_font, name, scale, is_replacement) + #print "Font: ", resolved_font, name, scale, is_replacement + + for windowstyle in skin.findall("windowstyle"): style = eWindowStyleSkinned() - - style.setTitleFont(gFont("Arial", 20)); - style.setTitleOffset(eSize(20, 5)); - - for borderset in elementsWithTag(windowstyle.childNodes, "borderset"): - bsName = str(borderset.getAttribute("name")) - for pixmap in elementsWithTag(borderset.childNodes, "pixmap"): - bpName = str(pixmap.getAttribute("pos")) - filename = str(pixmap.getAttribute("filename")) - - png = getPNG(filename) - - # adapt palette - desktop.makeCompatiblePixmap(png) - style.setPixmap(eWindowStyleSkinned.__dict__[bsName], eWindowStyleSkinned.__dict__[bpName], png) - - for color in elementsWithTag(windowstyle.childNodes, "color"): - type = str(color.getAttribute("name")) - color = parseColor(color.getAttribute("color")) - + id = windowstyle.attrib.get("id") + if id: + id = int(id) + else: + id = 0 + #print "windowstyle:", id + + # defaults + font = gFont("Regular", 20) + offset = eSize(20, 5) + + for title in windowstyle.findall("title"): + get_attr = title.attrib.get + offset = parseSize(get_attr("offset"), ((1,1),(1,1))) + font = parseFont(get_attr("font"), ((1,1),(1,1))) + + style.setTitleFont(font); + style.setTitleOffset(offset) + #print " ", font, offset + + for borderset in windowstyle.findall("borderset"): + bsName = str(borderset.attrib.get("name")) + for pixmap in borderset.findall("pixmap"): + get_attr = pixmap.attrib.get + bpName = get_attr("pos") + filename = get_attr("filename") + if filename and bpName: + png = loadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, filename, path_prefix=path_prefix), desktop) + style.setPixmap(eWindowStyleSkinned.__dict__[bsName], eWindowStyleSkinned.__dict__[bpName], png) + #print " borderset:", bpName, filename + + for color in windowstyle.findall("color"): + get_attr = color.attrib.get + type = get_attr("name") + color = parseColor(get_attr("color")) try: style.setColor(eWindowStyleSkinned.__dict__["col" + type], color) except: raise ("Unknown color %s" % (type)) - - x = eWindowStyleManagerPtr() - eWindowStyleManager.getInstance(x) - x.setStyle(style) - -def readSkin(screen, skin, name, desktop): - myscreen = None - - # first, find the corresponding screen element - skin = dom.childNodes[0] - - for x in elementsWithTag(skin.childNodes, "screen"): - if x.getAttribute('name') == name: - myscreen = x - del skin - - assert myscreen != None, "no skin for screen '" + name + "' found!" + #pass + + #print " color:", type, color + + 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, skin) in dom_skins: + # first, find the corresponding screen element + for x in skin.findall("screen"): + if x.attrib.get('name', '') == name: + return x, path + return None, None + +class additionalWidget: + pass + +def readSkin(screen, skin, names, desktop): + if not isinstance(names, list): + names = [names] + + name = "" % screen.__class__.__name__ + + # try all skins, first existing one have priority + for n in names: + myscreen, path = lookupScreen(n) + if myscreen is not None: + # use this name for debug output + name = n + break + + # otherwise try embedded skin + if myscreen is None: + myscreen = getattr(screen, "parsedSkin", None) + + # try uncompiled embedded skin + if myscreen is None and getattr(screen, "skin", None): + print "Looking for embedded skin" + myscreen = screen.parsedSkin = xml.etree.cElementTree.fromstring(screen.skin) + + #assert myscreen is not None, "no skin for screen '" + repr(names) + "' found!" + if myscreen is None: + print "No skin to read..." + emptySkin = "" + myscreen = screen.parsedSkin = xml.etree.cElementTree.fromstring(emptySkin) 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"): - wname = widget.getAttribute('name') - if wname == None: - print "widget has no name!" + for widget in myscreen.findall("widget"): + get_attr = widget.attrib.get + # ok, we either have 1:1-mapped widgets ('old style'), or 1:n-mapped + # widgets (source->renderer). + + wname = get_attr('name') + wsource = get_attr('source') + + if wname is None and wsource is None: + print "widget has no name and no source!" continue - - # get corresponding gui object - try: - attributes = screen[wname].skinAttributes = [ ] - except: - raise str("component with name '" + wname + "' was not found in skin of screen '" + name + "'!") - - collectAttributes(attributes, widget) + + if wname: + #print "Widget name=", 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 + "'!") + #print "WARNING: 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 + #print "Widget source=", 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 + "'!") + + wrender = get_attr('render') + + if not wrender: + raise SkinError("you must define a renderer with render= for source '%s'" % (wsource)) + + for converter in widget.findall("convert"): + ctype = converter.get('type') + assert ctype, "'convert'-tag needs a 'type'-attribute" + #print "Converter:", ctype + #parms = mergeText(converter.childNodes).strip() + try: + parms = converter.text.strip() + except: + parms = "" + #print "Params:", ctype + 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 converter!" + + 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"): - if widget.tagName == "applet": - codeText = mergeText(widget.childNodes).strip() - type = widget.getAttribute('type') + for widget in myscreen.getchildren(): + w_tag = widget.tag + + if w_tag == "widget": + continue + + if w_tag == "applet": + try: + codeText = widget.text.strip() + except: + codeText = "" + + #print "Found code:" + #print codeText + type = widget.attrib.get('type') code = compile(codeText, "skin applet", "exec") - + if type == "onLayoutFinish": screen.onLayoutFinish.append(code) + #print "onLayoutFinish = ", codeText else: - raise str("applet type '%s' unknown!" % type) - + raise SkinError("applet type '%s' unknown!" % type) + #print "applet type '%s' unknown!" % type + continue - - class additionalWidget: - pass - + w = additionalWidget() - - if widget.tagName == "eLabel": + + if w_tag == "eLabel": w.widget = eLabel - elif widget.tagName == "ePixmap": + elif w_tag == "ePixmap": w.widget = ePixmap else: - raise str("unsupported stuff : %s" % widget.tagName) - + raise SkinError("unsupported stuff : %s" % w_tag) + #print "unsupported stuff : %s" % widget.tag + w.skinAttributes = [ ] - collectAttributes(w.skinAttributes, widget) - + collectAttributes(w.skinAttributes, widget, skin_path_prefix, ignore=['name']) + # applyAttributes(guiObject, widget, desktop) # guiObject.thisown = 0 screen.additionalWidgets.append(w)