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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
import logging
from gettext import gettext as _
import gobject
import gio
import gtk
import gconf
from sugar.graphics.radiotoolbutton import RadioToolButton
from sugar.graphics.palette import Palette
from sugar.graphics.xocolor import XoColor
from jarabe.journal import model
from jarabe.view.palettes import VolumePalette
class VolumesToolbar(gtk.Toolbar):
__gtype_name__ = 'VolumesToolbar'
__gsignals__ = {
'volume-changed': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE,
([str]))
}
def __init__(self):
gtk.Toolbar.__init__(self)
self._mount_added_hid = None
self._mount_removed_hid = None
button = JournalButton()
button.set_palette(Palette(_('Journal')))
button.connect('toggled', self._button_toggled_cb)
self.insert(button, 0)
button.show()
self._volume_buttons = [button]
self.connect('destroy', self.__destroy_cb)
gobject.idle_add(self._set_up_volumes)
def __destroy_cb(self, widget):
volume_monitor = gio.volume_monitor_get()
volume_monitor.disconnect(self._mount_added_hid)
volume_monitor.disconnect(self._mount_removed_hid)
def _set_up_volumes(self):
volume_monitor = gio.volume_monitor_get()
self._mount_added_hid = \
volume_monitor.connect('mount-added', self.__mount_added_cb)
self._mount_removed_hid = \
volume_monitor.connect('mount-removed', self.__mount_removed_cb)
for mount in volume_monitor.get_mounts():
self._add_button(mount)
def __mount_added_cb(self, volume_monitor, mount):
self._add_button(mount)
def __mount_removed_cb(self, volume_monitor, mount):
self._remove_button(mount)
def _add_button(self, mount):
logging.debug('VolumeToolbar._add_button: %r' % mount.get_name())
button = VolumeButton(mount)
button.props.group = self._volume_buttons[0]
button.connect('toggled', self._button_toggled_cb)
position = self.get_item_index(self._volume_buttons[-1]) + 1
self.insert(button, position)
button.show()
self._volume_buttons.append(button)
if len(self.get_children()) > 1:
self.show()
def _button_toggled_cb(self, button):
if button.props.active:
self.emit('volume-changed', button.mount_point)
def _unmount_activated_cb(self, menu_item, mount):
logging.debug('VolumesToolbar._unmount_activated_cb: %r', mount)
mount.unmount(self.__unmount_cb)
def __unmount_cb(self, source, result):
logging.debug('__unmount_cb %r %r' % (source, result))
def _get_button_for_mount(self, mount):
mount_point = mount.get_root().get_path()
for button in self.get_children():
if button.mount_point == mount_point:
return button
logging.error('Couldnt find button with mount_point %r' % mount_point)
return None
def _remove_button(self, mount):
button = self._get_button_for_mount(mount)
self._volume_buttons.remove(button)
self.remove(button)
self.get_children()[0].props.active = True
if len(self.get_children()) < 2:
self.hide()
def set_active_volume(self, mount):
button = self._get_button_for_mount(mount)
button.props.active = True
class BaseButton(RadioToolButton):
def __init__(self, mount_point):
RadioToolButton.__init__(self)
self.mount_point = mount_point
self.drag_dest_set(gtk.DEST_DEFAULT_ALL,
[('journal-object-id', 0, 0)],
gtk.gdk.ACTION_COPY)
self.connect('drag-data-received', self._drag_data_received_cb)
def _drag_data_received_cb(self, widget, drag_context, x, y, selection_data,
info, timestamp):
object_id = selection_data.data
metadata = model.get(object_id)
model.copy(metadata, self.mount_point)
class VolumeButton(BaseButton):
def __init__(self, mount):
self._mount = mount
mount_point = mount.get_root().get_path()
BaseButton.__init__(self, mount_point)
icon_name = None
icon_theme = gtk.icon_theme_get_default()
for icon_name in mount.get_icon().props.names:
icon_info = icon_theme.lookup_icon(icon_name,
gtk.ICON_SIZE_LARGE_TOOLBAR, 0)
if icon_info is not None:
break
if icon_name is None:
icon_name = 'drive'
self.props.named_icon = icon_name
# TODO: retrieve the colors from the owner of the device
client = gconf.client_get_default()
color = XoColor(client.get_string('/desktop/sugar/user/color'))
self.props.xo_color = color
def create_palette(self):
palette = VolumePalette(self._mount)
#palette.props.invoker = FrameWidgetInvoker(self)
#palette.set_group_id('frame')
return palette
class JournalButton(BaseButton):
def __init__(self):
BaseButton.__init__(self, mount_point='/')
self.props.named_icon = 'computer-xo'
client = gconf.client_get_default()
color = XoColor(client.get_string('/desktop/sugar/user/color'))
self.props.xo_color = color
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