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# Copyright (C) 2007, Red Hat, Inc.
# 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
import gconf
import gtk
from sugar.graphics.radiotoolbutton import RadioToolButton
from sugar.graphics.icon import Icon
from sugar.graphics.xocolor import XoColor
from sugar.graphics import style
from jarabe.frame import clipboard
from jarabe.frame.clipboardmenu import ClipboardMenu
from jarabe.frame.frameinvoker import FrameWidgetInvoker
from jarabe.frame.notification import NotificationIcon
import jarabe.frame
class ClipboardIcon(RadioToolButton):
__gtype_name__ = 'SugarClipboardIcon'
def __init__(self, cb_object, group):
RadioToolButton.__init__(self, group=group)
self.props.palette_invoker = FrameWidgetInvoker(self)
self._cb_object = cb_object
self.owns_clipboard = False
self.props.sensitive = False
self.props.active = False
self._notif_icon = None
self._current_percent = None
self._icon = Icon()
client = gconf.client_get_default()
color = XoColor(client.get_string('/desktop/sugar/user/color'))
self._icon.props.xo_color = color
self.set_icon_widget(self._icon)
self._icon.show()
cb_service = clipboard.get_instance()
cb_service.connect('object-state-changed',
self._object_state_changed_cb)
child = self.get_child()
child.connect('drag_data_get', self._drag_data_get_cb)
self.connect('notify::active', self._notify_active_cb)
def create_palette(self):
palette = ClipboardMenu(self._cb_object)
palette.set_group_id('frame')
return palette
def get_object_id(self):
return self._cb_object.get_id()
def _drag_data_get_cb(self, widget, context, selection, target_type,
event_time):
logging.debug('_drag_data_get_cb: requested target ' + selection.target)
data = self._cb_object.get_formats()[selection.target].get_data()
selection.set(selection.target, 8, data)
def _put_in_clipboard(self):
logging.debug('ClipboardIcon._put_in_clipboard')
if self._cb_object.get_percent() < 100:
raise ValueError('Object is not complete,' \
' cannot be put into the clipboard.')
targets = self._get_targets()
if targets:
x_clipboard = gtk.Clipboard()
if not x_clipboard.set_with_data(targets,
self._clipboard_data_get_cb,
self._clipboard_clear_cb,
targets):
logging.error('GtkClipboard.set_with_data failed!')
else:
self.owns_clipboard = True
def _clipboard_data_get_cb(self, x_clipboard, selection, info, targets):
if not selection.target in [target[0] for target in targets]:
logging.warning('ClipboardIcon._clipboard_data_get_cb: asked %s' \
' but only have %r.' % (selection.target, targets))
return
data = self._cb_object.get_formats()[selection.target].get_data()
selection.set(selection.target, 8, data)
def _clipboard_clear_cb(self, x_clipboard, targets):
logging.debug('ClipboardIcon._clipboard_clear_cb')
self.owns_clipboard = False
def _object_state_changed_cb(self, cb_service, cb_object):
if cb_object != self._cb_object:
return
if cb_object.get_icon():
self._icon.props.icon_name = cb_object.get_icon()
else:
self._icon.props.icon_name = 'application-octet-stream'
child = self.get_child()
child.connect('drag-begin', self._drag_begin_cb)
child.drag_source_set(gtk.gdk.BUTTON1_MASK,
self._get_targets(),
gtk.gdk.ACTION_COPY)
if cb_object.get_percent() == 100:
self.props.sensitive = True
# Clipboard object became complete. Make it the active one.
if self._current_percent < 100 and cb_object.get_percent() == 100:
self.props.active = True
self._notif_icon = NotificationIcon()
self._notif_icon.props.icon_name = self._icon.props.icon_name
self._notif_icon.props.xo_color = \
XoColor('%s,%s' % (self._icon.props.stroke_color,
self._icon.props.fill_color))
frame = jarabe.frame.get_view()
frame.add_notification(self._notif_icon,
gtk.CORNER_BOTTOM_LEFT)
self._current_percent = cb_object.get_percent()
def _drag_begin_cb(self, widget, context):
# TODO: We should get the pixbuf from the icon, with colors, etc.
icon_theme = gtk.icon_theme_get_default()
pixbuf = icon_theme.load_icon(self._icon.props.icon_name,
style.STANDARD_ICON_SIZE, 0)
context.set_icon_pixbuf(pixbuf, hot_x=pixbuf.props.width / 2,
hot_y=pixbuf.props.height / 2)
def _notify_active_cb(self, widget, pspec):
if self.props.active:
self._put_in_clipboard()
else:
self.owns_clipboard = False
def _get_targets(self):
targets = []
for format_type in self._cb_object.get_formats().keys():
targets.append((format_type, 0, 0))
return targets
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