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# Copyright 2007 World Wide Workshop Foundation
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# If you find this activity useful or end up using parts of it in one of your
# own creations we would love to hear from you at info@WorldWideWorkshop.org !
#
from gi.repository import Gtk, GObject, Pango
import os
from abiword import Canvas
from gettext import gettext as _
import locale
import logging
logger = logging.getLogger('notebook-reader')
class ReaderProvider (object):
def __init__ (self, path, lang_details=None):
self.lang_details = lang_details
self.path = path
self.sync()
def sync (self):
""" must be called after language changes """
self.lesson_array = []
lessons = filter(lambda x: os.path.isdir(os.path.join(self.path, x)), os.listdir(self.path))
lessons.sort()
for lesson in lessons:
if lesson[0].isdigit():
name = _(lesson[1:])
else:
name = _(lesson)
self.lesson_array.append((name, self._get_lesson_filename(os.path.join(self.path, lesson))))
def _get_lesson_filename (self, path):
if self.lang_details:
code = self.lang_details.code
else:
code, encoding = locale.getdefaultlocale()
if code is None:
code = 'en'
files = map(lambda x: os.path.join(path, '%s.abw' % x),
('_'+code.lower(), '_'+code.split('_')[0].lower(), 'default'))
files = filter(lambda x: os.path.exists(x), files)
return os.path.join(os.getcwd(), files[0])
def get_lessons (self):
""" Returns a list of (name, filename) """
for name, path in self.lesson_array:
yield (name, path)
class BasicReaderWidget (Gtk.HBox):
def __init__ (self, path, lang_details=None):
super(BasicReaderWidget, self).__init__()
self.provider = ReaderProvider(path, lang_details)
self._canvas = Canvas()
self._canvas.show()
self.pack_start(self._canvas, True, True, 0)
self._canvas.connect_after('map-event', self._map_event_cb)
def get_lessons(self):
return self.provider.get_lessons()
def load_lesson (self, path):
logger.debug("load")
try:
self._canvas.load_file('file://'+path, '')
except:
self._canvas.load_file(path)
self._canvas.zoom_whole()
self._canvas.zoom_width()
def _load_lesson (self, name, path):
self.load_lesson(path)
def _map_event_cb(self, o, e):
self._load_lesson(*self.provider.lesson_array[0])
class NotebookReaderWidget (Gtk.Notebook):
def __init__ (self, path, lang_details=None):
super(NotebookReaderWidget, self).__init__()
self.provider = ReaderProvider(path, lang_details)
self.set_scrollable(True)
for name, path in self.provider.get_lessons():
canvas = Canvas()
canvas.connect_after('map-event', self._map_event_cb, path)
canvas.show()
canvas._mapped = False
try:
canvas.load_file('file://' + path, '')
except:
canvas.load_file(path)
self.append_page(canvas, Gtk.Label(name))
def _map_event_cb(self, o, e, path):
logger.debug("map-event: %s" % path)
if not o._mapped:
o.zoom_whole()
o.zoom_width()
o._mapped = True
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