code.vuplus.com Git - vuplus_dvbapp/blob - lib/python/Components/Renderer/Picon.py

   1 ##
   2 ## Picon renderer by Gruffy .. some speedups by Ghost
   3 ##
   4 from Renderer import Renderer
   5 from enigma import ePixmap
   6 from Tools.Directories import pathExists, fileExists, SCOPE_SKIN_IMAGE, resolveFilename
   7
   8 class Picon(Renderer):
   9         searchPaths = ['/usr/share/enigma2/%s/',
  10                                 '/media/cf/%s/',
  11                                 '/media/usb/%s/']
  12
  13         def __init__(self):
  14                 Renderer.__init__(self)
  15                 self.path = "picon"
  16                 self.nameCache = { }
  17                 self.pngname = ""
  18
  19         def applySkin(self, desktop):
  20                 print "-> Picon, applySkin:", self.skinAttributes
  21                 attribs = [ ]
  22                 for (attrib, value) in self.skinAttributes:
  23                         if attrib == "path":
  24                                 self.path = value
  25                         else:
  26                                 attribs.append((attrib,value))
  27                 self.skinAttributes = attribs
  28                 return Renderer.applySkin(self, desktop)
  29
  30         GUI_WIDGET = ePixmap
  31
  32         def changed(self, what):
  33                 print "PICON: path=%s" % self.path
  34                 if self.instance:
  35                         pngname = ""
  36                         if what[0] != self.CHANGED_CLEAR:
  37                                 sname = self.source.text
  38                                 # strip all after last :
  39                                 pos = sname.rfind(':')
  40                                 if pos != -1:
  41                                         sname = sname[:pos].rstrip(':').replace(':','_')
  42                                 pngname = self.nameCache.get(sname, "")
  43                                 if pngname == "":
  44                                         pngname = self.findPicon(sname)
  45                                         if pngname != "":
  46                                                 self.nameCache[sname] = pngname
  47                         if pngname == "": # no picon for service found
  48                                 pngname = self.nameCache.get("default", "")
  49                                 if pngname == "": # no default yet in cache..
  50                                         pngname = self.findPicon("picon_default")
  51                                         if pngname == "": # Fallback to enigma2 logo
  52                                                 pngname = resolveFilename(SCOPE_SKIN_IMAGE, "skin_default/enigma2.png")
  53                                         self.nameCache["default"] = pngname
  54                         if self.pngname != pngname:
  55                                 self.instance.setPixmapFromFile(pngname)
  56                                 self.pngname = pngname
  57
  58         def findPicon(self, serviceName):
  59                 for path in self.searchPaths:
  60                         pngname = (path % self.path) + serviceName + ".png"
  61                         if fileExists(pngname):
  62                                 return pngname
  63                 return ""