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##
## Picon renderer by Gruffy .. some speedups by Ghost
##
from Renderer import Renderer
from enigma import ePixmap
from Tools.Directories import pathExists, fileExists, SCOPE_SKIN_IMAGE, resolveFilename
from time import time
class Picon(Renderer):
visible = True
pngname = ""
nameCache = { }
searchPaths = ['/etc/picon/',
'/media/cf/picon/',
'/media/usb/picon/',
'/media/hdd/picon/']
def __init__(self):
Renderer.__init__(self)
GUI_WIDGET = ePixmap
def changed(self, what):
if self.instance:
pngname = ""
if what[0] != self.CHANGED_CLEAR:
sname = self.source.text
pngname = self.nameCache.get(sname, "")
if pngname == "":
pngname = self.findPicon(self.source.text)
if pngname == "":
self.nameCache[sname] = pngname
else:
self.nameCache[sname] = pngname
if pngname == "": # no picon for service found
pngname = self.nameCache.get("default", "")
if pngname == "": # no default yet in cache..
pngname = self.findPicon("picon_default")
self.nameCache[sname] = pngname
if pngname == "": # Fallback to enigma2 logo
pngname = resolveFilename(SCOPE_SKIN_IMAGE, "skin_default/enigma2.png")
self.nameCache["default"] = pngname
if pngname != "":
if self.pngname != pngname:
self.instance.setPixmapFromFile(pngname)
if not self.visible:
self.instance.show()
self.visible=True
elif self.visible:
self.instance.hide()
self.visible = False
self.pngname = pngname
def findPicon(self, serviceName):
for path in self.searchPaths:
if pathExists(path):
png = self.findFile(path, serviceName)
if png != "":
return png
return ""
def findFile(self, path, serviceName):
pngname = path + serviceName + ".png"
if fileExists(pngname):
return pngname
else:
for i in range(len(serviceName), 1, -1):
if fileExists(path + serviceName[0:i] + ".png"):
return path + serviceName[0:i] + ".png"
return ""
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