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# Copyright (C) 2007, One Laptop Per Child
#
# 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
from gettext import gettext as _
import tempfile
import urlparse
import os
import logging
import gtk
import hippo
from sugar.graphics.palette import Palette
from sugar.graphics.menuitem import MenuItem
from sugar.graphics import style
from sugar.clipboard import clipboardservice
from sugar.datastore import datastore
from sugar import mime
from sugar import profile
from sugar import activity
class ClipboardMenu(Palette):
def __init__(self, object_id, name, percent, preview, activities, installable):
Palette.__init__(self, name)
self._object_id = object_id
self._percent = percent
self._activities = activities
self.set_group_id('frame')
self._progress_bar = None
"""
if preview:
self._preview_text = hippo.CanvasText(text=preview,
size_mode=hippo.CANVAS_SIZE_WRAP_WORD)
self._preview_text.props.color = color.LABEL_TEXT.get_int()
self._preview_text.props.font_desc = \
style.FONT_NORMAL.get_pango_desc()
self.append(self._preview_text)
"""
self._remove_item = MenuItem(_('Remove'), 'list-remove')
self._remove_item.connect('activate', self._remove_item_activate_cb)
self.menu.append(self._remove_item)
self._remove_item.show()
self._open_item = MenuItem(_('Open'))
self._open_item.connect('activate', self._open_item_activate_cb)
self.menu.append(self._open_item)
self._open_item.show()
#self._stop_item = MenuItem(_('Stop download'), 'stock-close')
# TODO: Implement stopping downloads
#self._stop_item.connect('activate', self._stop_item_activate_cb)
#self.append_menu_item(self._stop_item)
self._journal_item = MenuItem(_('Add to journal'), 'document-save')
self._journal_item.connect('activate', self._journal_item_activate_cb)
self.menu.append(self._journal_item)
self._journal_item.show()
self._update_items_visibility(installable)
self._update_open_submenu()
def _update_open_submenu(self):
logging.debug('_update_open_submenu: %r' % self._activities)
if self._activities is None or len(self._activities) <= 1:
if self._open_item.get_submenu() is not None:
self._open_item.remove_submenu()
return
submenu = self._open_item.get_submenu()
if submenu is None:
submenu = gtk.Menu()
self._open_item.set_submenu(submenu)
submenu.show()
else:
for item in submenu.get_children():
submenu.remove(item)
for service_name in self._activities:
registry = activity.get_registry()
activity_info = registry.get_activity(service_name)
if not activity_info:
logging.warning('Activity %s is unknown.' % service_name)
item = gtk.MenuItem(activity_info.name)
item.connect('activate', self._open_submenu_item_activate_cb, service_name)
submenu.append(item)
item.show()
def _update_items_visibility(self, installable):
if self._percent == 100 and (self._activities or installable):
self._remove_item.props.sensitive = True
self._open_item.props.sensitive = True
#self._stop_item.props.sensitive = False
self._journal_item.props.sensitive = True
elif self._percent == 100 and (not self._activities and not installable):
self._remove_item.props.sensitive = True
self._open_item.props.sensitive = False
#self._stop_item.props.sensitive = False
self._journal_item.props.sensitive = True
else:
self._remove_item.props.sensitive = True
self._open_item.props.sensitive = False
# TODO: reenable the stop item when we implement stoping downloads.
#self._stop_item.props.sensitive = True
self._journal_item.props.sensitive = False
self._update_progress_bar()
def _update_progress_bar(self):
if self._percent == 100.0:
if self._progress_bar:
self._progress_bar = None
self.set_content(None)
else:
if self._progress_bar is None:
self._progress_bar = gtk.ProgressBar()
self._progress_bar.show()
self.set_content(self._progress_bar)
self._progress_bar.props.fraction = self._percent / 100.0
self._progress_bar.props.text = '%.2f %%' % self._percent
def set_state(self, name, percent, preview, activities, installable):
self.set_primary_text(name)
self._percent = percent
self._activities = activities
self._update_progress_bar()
self._update_items_visibility(installable)
self._update_open_submenu()
def _open_item_activate_cb(self, menu_item):
logging.debug('_open_item_activate_cb')
if self._percent < 100 or menu_item.get_submenu() is not None:
return
jobject = self._copy_to_journal()
jobject.resume(self._activities[0])
jobject.destroy()
def _open_submenu_item_activate_cb(self, menu_item, service_name):
logging.debug('_open_submenu_item_activate_cb')
if self._percent < 100:
return
jobject = self._copy_to_journal()
jobject.resume(service_name)
jobject.destroy()
def _remove_item_activate_cb(self, menu_item):
cb_service = clipboardservice.get_instance()
cb_service.delete_object(self._object_id)
def _journal_item_activate_cb(self, menu_item):
logging.debug('_journal_item_activate_cb')
jobject = self._copy_to_journal()
jobject.destroy()
def _write_to_temp_file(self, data):
f, file_path = tempfile.mkstemp()
try:
os.write(f, data)
finally:
os.close(f)
return file_path
def _copy_to_journal(self):
cb_service = clipboardservice.get_instance()
obj = cb_service.get_object(self._object_id)
format = mime.choose_most_significant(obj['FORMATS'])
data = cb_service.get_object_data(self._object_id, format)
transfer_ownership = False
if format == 'text/uri-list':
uris = mime.split_uri_list(data['DATA'])
if len(uris) == 1 and uris[0].startswith('file://'):
file_path = urlparse.urlparse(uris[0]).path
transfer_ownership = False
mime_type = mime.get_for_file(file_path)
else:
file_path = self._write_to_temp_file(data['DATA'])
transfer_ownership = True
mime_type = 'text/uri-list'
else:
if data['ON_DISK']:
file_path = urlparse.urlparse(data['DATA']).path
transfer_ownership = False
mime_type = mime.get_for_file(file_path)
else:
file_path = self._write_to_temp_file(data['DATA'])
transfer_ownership = True
mime_type = mime.get_for_file(file_path)
jobject = datastore.create()
jobject.metadata['title'] = _('Clipboard object: %s.') % obj['NAME']
jobject.metadata['keep'] = '0'
jobject.metadata['buddies'] = ''
jobject.metadata['preview'] = ''
jobject.metadata['icon-color'] = profile.get_color().to_string()
jobject.metadata['mime_type'] = mime_type
jobject.file_path = file_path
datastore.write(jobject, transfer_ownership=transfer_ownership)
return jobject
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