lib/python/Components/Renderer/FrontpanelLed.py

   1 from Components.Element import Element
   2
   3 # this is not a GUI renderer.
   4 class FrontpanelLed(Element):
   5         def __init__(self, which = 0, pattern_on = (20, 0x55555555, 0x84fc8c04), pattern_off = (20, 0, 0xffffffff)):
   6                 self.which = which
   7                 self.pattern_on = pattern_on
   8                 self.pattern_off = pattern_off
   9                 Element.__init__(self)
  10
  11         def changed(self, *args, **kwargs):
  12                 if self.source.boolean:
  13                         (speed, pattern, pattern_4bit) = self.pattern_on
  14                 else:
  15                         (speed, pattern, pattern_4bit) = self.pattern_off
  16
  17                 try:
  18                         open("/proc/stb/fp/led%d_pattern" % self.which, "w").write("%08x" % pattern)
  19                 except IOError:
  20                         pass
  21                 if self.which == 0:
  22                         try:
  23                                 open("/proc/stb/fp/led_pattern", "w").write("%08x" % pattern_4bit)
  24                         except IOError:
  25                                 pass
  26                         try:
  27                                 open("/proc/stb/fp/led_pattern_speed", "w").write("%d" % speed)
  28                         except IOError:
  29                                 pass