diff options
Diffstat (limited to 'src/jarabe/frame/clipboardicon.py')
| -rw-r--r-- | src/jarabe/frame/clipboardicon.py | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/src/jarabe/frame/clipboardicon.py b/src/jarabe/frame/clipboardicon.py new file mode 100644 index 0000000..315cdaa --- /dev/null +++ b/src/jarabe/frame/clipboardicon.py @@ -0,0 +1,170 @@ +# 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) + cb_service.connect('object-selected', self._object_selected_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 %s', + 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.show_notification() + + self._current_percent = cb_object.get_percent() + + def _object_selected_cb(self, cb_service, object_id): + if object_id != self._cb_object.get_id(): + return + self.props.active = True + self.show_notification() + logging.debug('ClipboardIcon: %r was selected', object_id) + + def show_notification(self): + 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) + + 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 |