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         pngname = ""
  10         nameCache = { }
  11         searchPaths = ['/usr/share/enigma2/picon/',
  12                                 '/media/cf/picon/',
  13                                 '/media/usb/picon/',
  14                                 '/media/hdd/picon/']
  15
  16         def __init__(self):
  17                 Renderer.__init__(self)
  18
  19         GUI_WIDGET = ePixmap
  20
  21         def changed(self, what):
  22                 if self.instance:
  23                         pngname = ""
  24                         if what[0] != self.CHANGED_CLEAR:
  25                                 sname = self.source.text
  26                                 # strip all after last :
  27                                 pos = sname.rfind(':')
  28                                 if pos != -1:
  29                                         sname = sname[:pos].rstrip(':').replace(':','_')
  30                                 pngname = self.nameCache.get(sname, "")
  31                                 if pngname == "":
  32                                         pngname = self.findPicon(sname)
  33                                         if pngname != "":
  34                                                 self.nameCache[sname] = pngname
  35                         if pngname == "": # no picon for service found
  36                                 pngname = self.nameCache.get("default", "")
  37                                 if pngname == "": # no default yet in cache..
  38                                         pngname = self.findPicon("picon_default")
  39                                         if pngname == "": # Fallback to enigma2 logo
  40                                                 pngname = resolveFilename(SCOPE_SKIN_IMAGE, "skin_default/enigma2.png")
  41                                         self.nameCache["default"] = pngname
  42                         if self.pngname != pngname:
  43                                 self.instance.setPixmapFromFile(pngname)
  44                                 self.pngname = pngname
  45
  46         def findPicon(self, serviceName):
  47                 for path in self.searchPaths:
  48                         pngname = path + serviceName + ".png"
  49                         if fileExists(pngname):
  50                                 return pngname
  51                 return ""