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import os
from gi.repository import GConf
from setting_types import *
from settings import settings
import const
class _SettingsManager(object):
def __init__(self, settings):
self.groups = settings
self.gconf_client = GConf.Client.get_default()
self.gconf_client.add_dir(const.CARIBOU_GCONF,
GConf.ClientPreloadType.PRELOAD_NONE)
self._settings_map = {}
self._map_settings(self.groups)
self._setup_settings()
def __getattr__(self, name):
try:
return self._settings_map[name]
except KeyError:
raise AttributeError, "no setting named '%s'" % name
def _map_settings(self, setting):
if self._settings_map.has_key(setting.name):
raise ValueError, \
"more than one setting has the name '%s'" % setting.name
self._settings_map[setting.name] = setting
for s in setting:
self._map_settings(s)
def _setup_settings(self):
for setting in self._settings_map.values():
if isinstance(setting, SettingsGroup):
continue
try:
setting.value = self.gconf_client.get(setting.gconf_key)
except ValueError:
val = GConf.Value.new(setting.gconf_type)
setting.set_gconf_value(val)
self.gconf_client.set(setting.gconf_key, val)
self._change_dependant_sensitivity(setting)
handler_id = setting.connect('value-changed',
self._on_value_changed)
#self.gconf_client.notify_add(setting.gconf_key,
# self._gconf_setting_changed_cb,
# (setting, handler_id))
def _change_dependant_sensitivity(self, setting):
for name in setting.insensitive_when_false:
self._settings_map[name].sensitive = setting.is_true
for name in setting.insensitive_when_true:
self._settings_map[name].sensitive = not setting.is_true
if setting.allowed:
index = [a for a, b in setting.allowed].index(setting.value)
for i, child in enumerate(setting.children):
child.sensitive = i == index
def _on_value_changed(self, setting, value):
if value != self.gconf_client.get(setting.gconf_key):
print setting.gconf_type
val = GConf.Value.new(setting.gconf_type)
setting.set_gconf_value(val)
self.gconf_client.set(setting.gconf_key, val)
self._change_dependant_sensitivity(setting)
def _gconf_setting_changed_cb(self, client, connection_id, entry, data):
setting, handler_id = data
new_value = client.get_value(setting.gconf_key)
if setting.value != new_value:
setting.handler_block(handler_id)
setting.value = new_value
setting.handler_unblock(handler_id)
def __call__(self):
return self
SettingsManager = _SettingsManager(settings)
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