4 from enigma import eSize, ePoint, gFont, eWindow, eLabel, ePixmap, eWindowStyleManager, \
5 loadPNG, addFont, gRGB, eWindowStyleSkinned
7 from Components.config import ConfigSubsection, ConfigText, config
8 from Components.Converter.Converter import Converter
9 from Tools.Directories import resolveFilename, SCOPE_SKIN, SCOPE_SKIN_IMAGE, SCOPE_FONTS
10 from Tools.Import import my_import
12 from Tools.XMLTools import elementsWithTag, mergeText
16 def queryColor(colorName):
17 return colorNames.get(colorName)
20 print " " * i + str(x)
22 for n in x.childNodes:
27 class SkinError(Exception):
28 def __init__(self, message):
29 self.message = message
38 filename = resolveFilename(SCOPE_SKIN, name)
39 mpath = path.dirname(filename) + "/"
40 dom_skins.append((mpath, xml.dom.minidom.parse(filename)))
42 # we do our best to always select the "right" value
43 # skins are loaded in order of priority: skin with
44 # highest priority is loaded last, usually the user-provided
47 # currently, loadSingleSkinData (colors, bordersets etc.)
48 # are applied one-after-each, in order of ascending priority.
49 # the dom_skin will keep all screens in descending priority,
50 # so the first screen found will be used.
52 # example: loadSkin("nemesis_greenline/skin.xml")
53 config.skin = ConfigSubsection()
54 config.skin.primary_skin = ConfigText(default = "skin.xml")
57 loadSkin(config.skin.primary_skin.value)
58 except (SkinError, IOError, AssertionError), err:
59 print "SKIN ERROR:", err
60 print "defaulting to standard skin..."
62 loadSkin('skin_default.xml')
64 def parsePosition(str):
66 return ePoint(int(x), int(y))
70 return eSize(int(x), int(y))
73 name, size = str.split(';')
74 return gFont(name, int(size))
79 return colorNames[str]
81 raise ("color '%s' must be #aarrggbb or valid named color" % (str))
82 return gRGB(int(str[1:], 0x10))
84 def collectAttributes(skinAttributes, node, skin_path_prefix=None, ignore=[]):
86 for p in range(node.attributes.length):
87 a = node.attributes.item(p)
89 # convert to string (was: unicode)
91 # TODO: localization? as in e1?
92 value = a.value.encode("utf-8")
94 if attrib in ["pixmap", "pointer", "seek_pointer", "backgroundPixmap", "selectionPixmap"]:
95 value = resolveFilename(SCOPE_SKIN_IMAGE, value, path_prefix=skin_path_prefix)
97 if attrib not in ignore:
98 skinAttributes.append((attrib, value))
100 def loadPixmap(path):
103 raise "pixmap file %s not found!" % (path)
106 def applySingleAttribute(guiObject, desktop, attrib, value):
109 if attrib == 'position':
110 guiObject.move(parsePosition(value))
111 elif attrib == 'size':
112 guiObject.resize(parseSize(value))
113 elif attrib == 'title':
114 guiObject.setTitle(_(value))
115 elif attrib == 'text':
116 guiObject.setText(_(value))
117 elif attrib == 'font':
118 guiObject.setFont(parseFont(value))
119 elif attrib == 'zPosition':
120 guiObject.setZPosition(int(value))
121 elif attrib in ["pixmap", "backgroundPixmap", "selectionPixmap"]:
122 ptr = loadPixmap(value) # this should already have been filename-resolved.
123 desktop.makeCompatiblePixmap(ptr)
124 if attrib == "pixmap":
125 guiObject.setPixmap(ptr)
126 elif attrib == "backgroundPixmap":
127 guiObject.setBackgroundPicture(ptr)
128 elif attrib == "selectionPixmap":
129 guiObject.setSelectionPicture(ptr)
130 # guiObject.setPixmapFromFile(value)
131 elif attrib == "alphatest": # used by ePixmap
132 guiObject.setAlphatest(
136 elif attrib == "orientation": # used by eSlider
138 guiObject.setOrientation(
139 { "orVertical": guiObject.orVertical,
140 "orHorizontal": guiObject.orHorizontal
143 print "oprientation must be either orVertical or orHorizontal!"
144 elif attrib == "valign":
147 { "top": guiObject.alignTop,
148 "center": guiObject.alignCenter,
149 "bottom": guiObject.alignBottom
152 print "valign must be either top, center or bottom!"
153 elif attrib == "halign":
156 { "left": guiObject.alignLeft,
157 "center": guiObject.alignCenter,
158 "right": guiObject.alignRight,
159 "block": guiObject.alignBlock
162 print "halign must be either left, center, right or block!"
163 elif attrib == "flags":
164 flags = value.split(',')
167 fv = eWindow.__dict__[f]
168 guiObject.setFlag(fv)
170 print "illegal flag %s!" % f
171 elif attrib == "backgroundColor":
172 guiObject.setBackgroundColor(parseColor(value))
173 elif attrib == "foregroundColor":
174 guiObject.setForegroundColor(parseColor(value))
175 elif attrib == "shadowColor":
176 guiObject.setShadowColor(parseColor(value))
177 elif attrib == "selectionDisabled":
178 guiObject.setSelectionEnable(0)
179 elif attrib == "transparent":
180 guiObject.setTransparent(int(value))
181 elif attrib == "borderColor":
182 guiObject.setBorderColor(parseColor(value))
183 elif attrib == "borderWidth":
184 guiObject.setBorderWidth(int(value))
185 elif attrib == "scrollbarMode":
186 guiObject.setScrollbarMode(
187 { "showOnDemand": guiObject.showOnDemand,
188 "showAlways": guiObject.showAlways,
189 "showNever": guiObject.showNever
191 elif attrib == "enableWrapAround":
192 guiObject.setWrapAround(True)
193 elif attrib == "pointer" or attrib == "seek_pointer":
194 (name, pos) = value.split(':')
195 pos = parsePosition(pos)
196 ptr = loadPixmap(name)
197 desktop.makeCompatiblePixmap(ptr)
198 guiObject.setPointer({"pointer": 0, "seek_pointer": 1}[attrib], ptr, pos)
199 elif attrib == 'shadowOffset':
200 guiObject.setShadowOffset(parsePosition(value))
201 elif attrib == 'noWrap':
202 guiObject.setNoWrap(1)
204 raise "unsupported attribute " + attrib + "=" + value
207 print "widget %s (%s) doesn't support attribute %s!" % ("", guiObject.__class__.__name__, attrib)
209 def applyAllAttributes(guiObject, desktop, attributes):
210 for (attrib, value) in attributes:
211 applySingleAttribute(guiObject, desktop, attrib, value)
213 def loadSingleSkinData(desktop, dom_skin, path_prefix):
214 """loads skin data like colors, windowstyle etc."""
216 skin = dom_skin.childNodes[0]
217 assert skin.tagName == "skin", "root element in skin must be 'skin'!"
219 for c in elementsWithTag(skin.childNodes, "colors"):
220 for color in elementsWithTag(c.childNodes, "color"):
221 name = str(color.getAttribute("name"))
222 color = str(color.getAttribute("value"))
225 raise ("need color and name, got %s %s" % (name, color))
227 colorNames[name] = parseColor(color)
229 for c in elementsWithTag(skin.childNodes, "fonts"):
230 for font in elementsWithTag(c.childNodes, "font"):
231 filename = str(font.getAttribute("filename") or "<NONAME>")
232 name = str(font.getAttribute("name") or "Regular")
233 scale = int(font.getAttribute("scale") or "100")
234 is_replacement = font.getAttribute("replacement") != ""
235 addFont(resolveFilename(SCOPE_FONTS, filename, path_prefix=path_prefix), name, scale, is_replacement)
237 for windowstyle in elementsWithTag(skin.childNodes, "windowstyle"):
238 style = eWindowStyleSkinned()
239 id = int(windowstyle.getAttribute("id") or "0")
242 font = gFont("Regular", 20)
243 offset = eSize(20, 5)
245 for title in elementsWithTag(windowstyle.childNodes, "title"):
246 offset = parseSize(title.getAttribute("offset"))
247 font = parseFont(str(title.getAttribute("font")))
249 style.setTitleFont(font);
250 style.setTitleOffset(offset)
252 for borderset in elementsWithTag(windowstyle.childNodes, "borderset"):
253 bsName = str(borderset.getAttribute("name"))
254 for pixmap in elementsWithTag(borderset.childNodes, "pixmap"):
255 bpName = str(pixmap.getAttribute("pos"))
256 filename = str(pixmap.getAttribute("filename"))
258 png = loadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, filename, path_prefix=path_prefix))
261 desktop.makeCompatiblePixmap(png)
262 style.setPixmap(eWindowStyleSkinned.__dict__[bsName], eWindowStyleSkinned.__dict__[bpName], png)
264 for color in elementsWithTag(windowstyle.childNodes, "color"):
265 type = str(color.getAttribute("name"))
266 color = parseColor(color.getAttribute("color"))
269 style.setColor(eWindowStyleSkinned.__dict__["col" + type], color)
271 raise ("Unknown color %s" % (type))
273 x = eWindowStyleManager.getInstance()
274 x.setStyle(id, style)
276 def loadSkinData(desktop):
279 for (path, dom_skin) in skins:
280 loadSingleSkinData(desktop, dom_skin, path)
282 def lookupScreen(name):
283 for (path, dom_skin) in dom_skins:
284 # first, find the corresponding screen element
285 skin = dom_skin.childNodes[0]
286 for x in elementsWithTag(skin.childNodes, "screen"):
287 if x.getAttribute('name') == name:
291 def readSkin(screen, skin, name, desktop):
292 if not isinstance(name, list):
295 # try all skins, first existing one have priority
297 myscreen, path = lookupScreen(n)
298 if myscreen is not None:
301 # otherwise try embedded skin
302 myscreen = myscreen or getattr(screen, "parsedSkin", None)
304 # try uncompiled embedded skin
305 if myscreen is None and getattr(screen, "skin", None):
306 myscreen = screen.parsedSkin = xml.dom.minidom.parseString(screen.skin).childNodes[0]
308 assert myscreen is not None, "no skin for screen '" + repr(name) + "' found!"
310 screen.skinAttributes = [ ]
312 skin_path_prefix = getattr(screen, "skin_path", path)
314 collectAttributes(screen.skinAttributes, myscreen, skin_path_prefix, ignore=["name"])
316 screen.additionalWidgets = [ ]
317 screen.renderer = [ ]
319 visited_components = set()
321 # now walk all widgets
322 for widget in elementsWithTag(myscreen.childNodes, "widget"):
323 # ok, we either have 1:1-mapped widgets ('old style'), or 1:n-mapped
324 # widgets (source->renderer).
326 wname = widget.getAttribute('name')
327 wsource = widget.getAttribute('source')
330 if wname is None and wsource is None:
331 print "widget has no name and no source!"
335 visited_components.add(wname)
337 # get corresponding 'gui' object
339 attributes = screen[wname].skinAttributes = [ ]
341 raise SkinError("component with name '" + wname + "' was not found in skin of screen '" + name + "'!")
343 # assert screen[wname] is not Source
345 # and collect attributes for this
346 collectAttributes(attributes, widget, skin_path_prefix, ignore=['name'])
348 # get corresponding source
349 source = screen.get(wsource)
351 if wsource == "fake":
352 if screen.get("fake"):
353 raise SkinError("screen '" + name + "has a element named 'fake' but its not a Source!!")
355 screen["fake"] = source
357 raise SkinError("source '" + wsource + "' was not found in screen '" + name + "'!")
359 wrender = widget.getAttribute('render')
362 raise SkinError("you must define a renderer with render= for source '%s'" % (wsource))
364 for converter in elementsWithTag(widget.childNodes, "convert"):
365 ctype = converter.getAttribute('type')
366 assert ctype, "'convert'-tag needs a 'type'-attribute"
367 parms = mergeText(converter.childNodes).strip()
368 converter_class = my_import('.'.join(["Components", "Converter", ctype])).__dict__.get(ctype)
372 for i in source.downstream_elements:
373 if isinstance(i, converter_class) and i.converter_arguments == parms:
377 print "allocating new converter!"
378 c = converter_class(parms)
381 print "reused conveter!"
385 renderer_class = my_import('.'.join(["Components", "Renderer", wrender])).__dict__.get(wrender)
387 renderer = renderer_class() # instantiate renderer
389 renderer.connect(source) # connect to source
390 attributes = renderer.skinAttributes = [ ]
391 collectAttributes(attributes, widget, skin_path_prefix, ignore=['render', 'source'])
393 screen.renderer.append(renderer)
395 from Components.GUIComponent import GUIComponent
396 nonvisited_components = [x for x in set(screen.keys()) - visited_components if isinstance(x, GUIComponent)]
398 assert not nonvisited_components, "the following components in %s don't have a skin entry: %s" % (name, ', '.join(nonvisited_components))
400 # now walk additional objects
401 for widget in elementsWithTag(myscreen.childNodes, lambda x: x != "widget"):
402 if widget.tagName == "applet":
403 codeText = mergeText(widget.childNodes).strip()
404 type = widget.getAttribute('type')
406 code = compile(codeText, "skin applet", "exec")
408 if type == "onLayoutFinish":
409 screen.onLayoutFinish.append(code)
411 raise SkinError("applet type '%s' unknown!" % type)
415 class additionalWidget:
418 w = additionalWidget()
420 if widget.tagName == "eLabel":
422 elif widget.tagName == "ePixmap":
425 raise SkinError("unsupported stuff : %s" % widget.tagName)
427 w.skinAttributes = [ ]
428 collectAttributes(w.skinAttributes, widget, skin_path_prefix, ignore=['name'])
430 # applyAttributes(guiObject, widget, desktop)
431 # guiObject.thisown = 0
432 screen.additionalWidgets.append(w)