src/panucci/settings.py

   1 #!/usr/bin/python
   2 #
   3 # This file is part of Panucci.
   4 # Copyright (c) 2008-2010 The Panucci Audiobook and Podcast Player Project
   5 #
   6 # Panucci is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # Panucci is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with Panucci.  If not, see <http://www.gnu.org/licenses/>.
  18 #
  19
  20 from __future__ import absolute_import
  21
  22 import logging
  23
  24 import panucci
  25
  26 DEFAULTS = {
  27     'dual_action_button_delay'  : 0.5,
  28     'enable_dual_action_btn'    : True,
  29     'last_folder'               : '~',
  30     'max_recent_files'          : 10,
  31     'progress_locked'           : False,
  32     'scrolling_labels'          : True,
  33     'seek_long'                 : 60,
  34     'seek_short'                : 10,
  35     'volume'                    : 0.3,
  36 }
  37
  38 class Settings(object):
  39     def __init__(self):
  40         self.__log = logging.getLogger('panucci.settings.Settings')
  41
  42     def __getattr__(self, key):
  43         if DEFAULTS.has_key(key):
  44             # FIXME: Load settings from somewhere
  45             return DEFAULTS[key]
  46         else:
  47             self.__log.warning('Setting "%s" doesn\'t exist.' % key)
  48             raise AttributeError
  49
  50     def __setattr__(self, key, value):
  51         if DEFAULTS.has_key(key):
  52             if type(value) == type(DEFAULTS[key]):
  53                 # Don't set the value if it's the same as it used to be
  54                 #if getattr(self, key) != value:
  55                 # FIXME: Save setting somewhere
  56
  57                 return True
  58             else:
  59                 self.__log.warning(
  60                     'Type of "%s" (%s) does not match default type (%s)',
  61                     key, type(value).__name__,
  62                     type(DEFAULTS[key]).__name__ )
  63         else:
  64             object.__setattr__( self, key, value )
  65             self.__log.warning('Setting "%s" doesn\'t exist.', key)
  66
  67         return False
  68
  69     def attach_checkbutton(self, button, setting):
  70         button.connect(
  71             'toggled', lambda w: setattr( self, setting, w.get_active()) )
  72         self.register(
  73             setting + SIGNAL_NAME_SUFFIX, lambda v: button.set_active(v) )
  74         button.set_active( getattr(self, setting) )
  75
  76 settings = Settings()
  77