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# Originally part of Write Activity
# Modified by Sayamindu Dasgupta <sayamindu@laptop.org>
# 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
import os
import time
from gettext import gettext as _
import logging
import gobject
from sugar.graphics.toolbutton import ToolButton
from sugar.graphics.menuitem import MenuItem
from sugar.datastore import datastore
logger = logging.getLogger('scribble-activity')
class ExportButton(ToolButton):
_EXPORT_FORMATS = [{'mime_type' : 'image/jpeg',
'title' : _('JPEG'),
'exp_props' : {"quality":"85"}},
{'mime_type' : 'image/png',
'title' : _('PNG'),
'exp_props' : {}}]
def __init__(self, activity):
ToolButton.__init__(self, 'document-save')
self.props.tooltip = _('Export')
self.props.label = _('Export')
self._activity = activity
for i in self._EXPORT_FORMATS:
menu_item = MenuItem(i['title'])
menu_item.connect('activate', self.__activate_cb, activity, i)
self.props.palette.menu.append(menu_item)
menu_item.show()
self.connect('clicked', self._clicked_cb)
def _clicked_cb(self, widget):
self._export(self._activity, self._EXPORT_FORMATS[0])
#def do_clicked(self):
# self._export(self._activity, _EXPORT_FORMATS[0])
def _export(self, activity, fmt):
exp_props = fmt['exp_props']
# create a new journal item
fileObject = datastore.create()
act_meta = activity.metadata
fileObject.metadata['title'] = \
_('Exported image from %s') % (act_meta['title'])
fileObject.metadata['title_set_by_user'] = \
act_meta['title_set_by_user']
fileObject.metadata['mime_type'] = fmt['mime_type']
fileObject.metadata['icon-color'] = act_meta['icon-color']
fileObject.metadata['keep'] = act_meta['keep']
#fileObject.metadata['share-scope'] = act_meta['share-scope']
# write out the document contents in the requested format
fileObject.file_path = os.path.join(activity.get_activity_root(),
'instance', '%i' % time.time())
activity.export(fileObject.file_path, fmt['mime_type'], \
exp_props)
# store the journal item
datastore.write(fileObject, transfer_ownership=True)
fileObject.destroy()
del fileObject
return False
def __activate_cb(self, menu_item, activity, fmt):
logger.debug('exporting file: %r' % fmt)
gobject.timeout_add_seconds(1, self._export, activity, fmt)
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