1 files changed, 58 insertions, 0 deletions
diff --git a/ibus/attribute.py b/ibus/attribute.py
new file mode 100644
index 0000000..437bc2a
--- /dev/null
+++ b/ibus/attribute.py
@@ -0,0 +1,58 @@
+
+import dbus
+
+ATTR_TYPE_DECORATION = 1
+ATTR_TYPE_FOREGROUND = 2
+ATTR_TYPE_BACKGROUND = 3
+
+ATTR_DECORATION_NONE 		= 0
+ATTR_DECORATION_UNDERLINE 	= 1
+ATTR_DECORATION_HIGHLIGHT	= 2
+ATTR_DECORATION_REVERSE		= 4
+
+class Attribute:
+	def __init__ (self, type, value, start_index, end_index):
+		self._type = type
+		self._start_index = start_index
+		self._end_index = end_index
+		self._value = value
+
+	def get_values (self):
+		return [dbus.UInt32 (self._type), 
+				dbus.UInt32 (self._value), 
+				dbus.UInt32 (self._start_index), 
+				dbus.UInt32 (self._end_index)]
+
+class AttributeDecoration (Attribute):
+	def __init__(self, value, start_index, end_index):
+		Attribute.__init__ (self, ATTR_TYPE_DECORATION, 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 get_array (self):
+		get_values = lambda attr: attr.get_values ()
+		return map (get_values, self._attrs)
+