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import gobject
from gi.repository import GLib
ENTRY_DEFAULT=0
ENTRY_COMBO=1
ENTRY_COLOR=2
ENTRY_FONT=3
ENTRY_SPIN=4
ENTRY_SLIDER=5
ENTRY_CHECKBOX=6
ENTRY_RADIO=7
class Setting(gobject.GObject):
__gsignals__ = {'value-changed' :
(gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE,
(gobject.TYPE_PYOBJECT,)),
'sensitivity-changed' :
(gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE,
(gobject.TYPE_BOOLEAN,))}
def __init__(self, name, label, children=[]):
gobject.GObject.__init__(self)
self.name = name
self.label = label
self.children = children
@property
def sensitive(self):
return getattr(self, '_sensitive', True)
@sensitive.setter
def sensitive(self, sensitive):
changed = getattr(self, '_sensitive', sensitive) != sensitive
self._sensitive = sensitive
self.emit('sensitivity-changed', sensitive)
def __len__(self):
return len(self.children)
def __getitem__(self, i):
return self.children[i]
def __setitem__(self, i, v):
self.children[i] = v
def __delitem__(self, i):
del self.children[i]
def __iter__(self):
return self.children.__iter__()
class SettingsGroup(Setting):
pass
class SettingsTopGroup(SettingsGroup):
def __init__(self, label, path, schema_id, children=[]):
SettingsGroup.__init__(self, "_top", label, children)
self.path = path
self.schema_id = schema_id
self._manager = None
def __call__(self):
if self._manager is None:
from caribou.settings.settings_manager import SettingsManager
self._manager = SettingsManager(self)
return self._manager
class ValueSetting(Setting):
variant_type = ''
entry_type=ENTRY_DEFAULT
def __init__(self, name, label, default, short_desc="", long_desc="",
allowed=[], entry_type=ENTRY_DEFAULT, sensitive=None,
user_visible=True, children=[],
insensitive_when_false=[], insensitive_when_true=[]):
Setting.__init__(self, name, label, children)
self.short_desc = short_desc
self.long_desc = long_desc
self.allowed = allowed
self.entry_type = entry_type or self.__class__.entry_type
if sensitive is not None:
self.sensitive = sensitive
self.user_visible = user_visible
self.default = default
self.insensitive_when_false = insensitive_when_false
self.insensitive_when_true = insensitive_when_true
self.hush = False
@property
def value(self):
return getattr(self, '_value', self.default)
@value.setter
def value(self, val):
_val = self.convert_value(val)
if self.allowed and _val not in [a for a, b in self.allowed]:
raise ValueError, "'%s' not a valid value" % _val
self._value = _val
if not self.hush:
self.emit('value-changed', _val)
@property
def gsettings_key(self):
return self.name.replace('_', '-')
@property
def is_true(self):
return bool(self.value)
@property
def default_value(self):
return "%r" % self.value
class BooleanSetting(ValueSetting):
variant_type = 'b'
entry_type = ENTRY_CHECKBOX
def convert_value(self, val):
# Almost anything could be a boolean.
return bool(val)
@property
def default_value(self):
if self.value:
return "true"
else:
return "false"
class IntegerSetting(ValueSetting):
variant_type = 'i'
entry_type = ENTRY_SPIN
def __init__(self, *args, **kwargs):
self.min = kwargs.pop('min', gobject.G_MININT)
self.max = kwargs.pop('max', gobject.G_MAXINT)
ValueSetting.__init__(self, *args, **kwargs)
def convert_value(self, val):
return int(val)
class FloatSetting(ValueSetting):
variant_type = 'd'
entry_type = ENTRY_SPIN
def __init__(self, *args, **kwargs):
self.min = kwargs.pop('min', gobject.G_MINFLOAT)
self.max = kwargs.pop('max', gobject.G_MAXFLOAT)
ValueSetting.__init__(self, *args, **kwargs)
def convert_value(self, val):
return float(val)
class StringSetting(ValueSetting):
variant_type = 's'
def convert_value(self, val):
return str(val)
class ColorSetting(StringSetting):
entry_type = ENTRY_COLOR
class FontSetting(StringSetting):
entry_type = ENTRY_FONT
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