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#!/usr/bin/env python
# -*- Mode: python; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
#
# This program 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 program 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., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Copyright (C) 2012 Lanedo GmbH
#
import string
from Message import Message
import utils
"""
The MessageList class handles the generation of all messages for a given
specific service
"""
class MessageList:
"""
Constructor
"""
def __init__(self, objects_dictionary, common_objects_dictionary):
self.list = []
self.message_id_enum_name = None
self.service = None
# Loop items in the list, creating Message objects for the messages
# and looking for the special 'Message-ID-Enum' type
for object_dictionary in objects_dictionary:
if object_dictionary['type'] == 'Message':
message = Message(object_dictionary, common_objects_dictionary)
self.list.append(message)
elif object_dictionary['type'] == 'Message-ID-Enum':
self.message_id_enum_name = object_dictionary['name']
elif object_dictionary['type'] == 'Service':
self.service = object_dictionary['name']
# We NEED the Message-ID-Enum field
if self.message_id_enum_name is None:
raise ValueError('Missing Message-ID-Enum field')
# We NEED the Service field
if self.service is None:
raise ValueError('Missing Service field')
"""
Emit the enumeration of the messages found in the specific service
"""
def emit_message_ids_enum(self, f):
translations = { 'enum_type' : utils.build_camelcase_name (self.message_id_enum_name) }
template = (
'\n'
'typedef enum {\n')
for message in self.list:
translations['enum_name'] = message.id_enum_name
translations['enum_value'] = message.id
enum_template = (
' ${enum_name} = ${enum_value},\n')
template += string.Template(enum_template).substitute(translations)
template += (
'} ${enum_type};\n'
'\n')
f.write(string.Template(template).substitute(translations))
"""
Emit the method responsible for getting a printable representation of all
messages of a given service.
"""
def __emit_get_printable(self, hfile, cfile):
translations = { 'service' : string.lower(self.service) }
template = (
'\n'
'gchar *qmi_message_${service}_get_printable (\n'
' QmiMessage *self,\n'
' const gchar *line_prefix);\n')
hfile.write(string.Template(template).substitute(translations))
template = (
'\n'
'gchar *\n'
'qmi_message_${service}_get_printable (\n'
' QmiMessage *self,\n'
' const gchar *line_prefix)\n'
'{\n'
' switch (qmi_message_get_message_id (self)) {\n')
for message in self.list:
translations['enum_name'] = message.id_enum_name
translations['message_underscore'] = utils.build_underscore_name (message.name)
translations['enum_value'] = message.id
inner_template = (
' case ${enum_name}:\n'
' return ${message_underscore}_get_printable (self, line_prefix);\n')
template += string.Template(inner_template).substitute(translations)
template += (
' default:\n'
' return NULL;\n'
' }\n'
'}\n')
cfile.write(string.Template(template).substitute(translations))
"""
Emit the message list handling implementation
"""
def emit(self, hfile, cfile):
# First, emit the message IDs enum
self.emit_message_ids_enum(cfile)
# Then, emit all message handlers
for message in self.list:
message.emit(hfile, cfile)
# First, emit common class code
utils.add_separator(hfile, 'Service-specific printable', self.service);
utils.add_separator(cfile, 'Service-specific printable', self.service);
self.__emit_get_printable(hfile, cfile)
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