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# vim:set et sts=4 sw=4:
#
# ibus - The Input Bus
#
# Copyright (c) 2007-2008 Huang Peng <shawn.p.huang@gmail.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
# Boston, MA 02111-1307 USA
__all__ = (
"ATTR_TYPE_UNDERLINE",
"ATTR_TYPE_FOREGROUND",
"ATTR_TYPE_BACKGROUND",
"ATTR_UNDERLINE_NONE",
"ATTR_UNDERLINE_SINGLE",
"ATTR_UNDERLINE_DOUBLE",
"ATTR_UNDERLINE_LOW",
"Attribute",
"AttributeUnderline",
"AttributeForeground",
"AttributeBackground",
"AttrList",
"attribute_from_dbus_value",
"attr_list_from_dbus_value",
"ARGB", "RGB"
)
import dbus
ATTR_TYPE_UNDERLINE = 1
ATTR_TYPE_FOREGROUND = 2
ATTR_TYPE_BACKGROUND = 3
ATTR_UNDERLINE_NONE = 0
ATTR_UNDERLINE_SINGLE = 1
ATTR_UNDERLINE_DOUBLE = 2
ATTR_UNDERLINE_LOW = 3
class Attribute:
def __init__ (self, type, value, start_index, end_index):
self.__type = type
self.__value = value
self.__start_index = start_index
self.__end_index = end_index
def get_type(self):
return self.__type
def get_value(self):
return self.__value
def get_start_index(self):
return self.__start_index
def get_end_index(self):
return self.__end_index
type = property(get_type)
value = property(get_value)
start_index = property(get_start_index)
end_index = property(get_end_index)
def to_dbus_value (self):
values = [dbus.UInt32 (self.__type),
dbus.UInt32 (self.__value),
dbus.UInt32 (self.__start_index),
dbus.UInt32 (self.__end_index)]
return dbus.Array (values, signature="u")
def from_dbus_value (self, value):
if not isinstance (value, dbus.Array):
raise dbus.Exception ("Attribute must be dbus.Array (uuuu)")
if len (value) != 4 or not all (map (lambda x: isinstance (x, dbus.UInt32), value)):
raise dbus.Exception ("Attribute must be dbus.Array (uuuu)")
self.__type = value[0]
self.__value = value[1]
self.__start_index = value[2]
self.__end_index = value[3]
def attribute_from_dbus_value (value):
attribute = Attribute (0, 0, 0, 0)
attribute.from_dbus_value (value)
return attribute
class AttributeUnderline (Attribute):
def __init__(self, value, start_index, end_index):
Attribute.__init__ (self, ATTR_TYPE_UNDERLINE, value, start_index, end_index)
class AttributeForeground (Attribute):
def __init__(self, value, start_index, end_index):
Attribute.__init__ (self, ATTR_TYPE_FOREGROUND, value, start_index, end_index)
class AttributeBackground (Attribute):
def __init__(self, value, start_index, end_index):
Attribute.__init__ (self, ATTR_TYPE_BACKGROUND, value, start_index, end_index)
def ARGB (a, r, g, b):
return ((a & 0xff)<<24) + ((r & 0xff) << 16) + ((g & 0xff) << 8) + (b & 0xff)
def RGB (r, g, b):
return ARGB (255, r, g, b)
class AttrList:
def __init__ (self, attrs = []):
self._attrs = []
for attr in attrs:
self.append (attr)
def append (self, attr):
assert isinstance (attr, Attribute)
self._attrs.append (attr)
def to_dbus_value (self):
array = dbus.Array (signature = "v")
for attr in self._attrs:
array.append (attr.to_dbus_value ())
return array
def from_dbus_value (self, value):
attrs = []
if not isinstance (value, dbus.Array):
raise IBusException ("AttrList must from dbus.Array (uuuu)")
for v in value:
attr = attribute_from_dbus_value (v)
attrs.append (attr)
self._attrs = attrs
def __iter__ (self):
return self._attrs.__iter__ ()
def attr_list_from_dbus_value (value):
if len(value) == 0:
return None
attrs = AttrList ()
attrs.from_dbus_value (value)
return attrs
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