diff options
Diffstat (limited to 'src/jarabe/journal/objectchooser.py')
| -rw-r--r-- | src/jarabe/journal/objectchooser.py | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/src/jarabe/journal/objectchooser.py b/src/jarabe/journal/objectchooser.py new file mode 100644 index 0000000..ecb8ecf --- /dev/null +++ b/src/jarabe/journal/objectchooser.py @@ -0,0 +1,199 @@ +# 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 logging + +import gobject +import gtk +import wnck + +from sugar.graphics import style +from sugar.graphics.toolbutton import ToolButton + +from jarabe.journal.listview import BaseListView +from jarabe.journal.listmodel import ListModel +from jarabe.journal.journaltoolbox import SearchToolbar +from jarabe.journal.volumestoolbar import VolumesToolbar + + +class ObjectChooser(gtk.Window): + + __gtype_name__ = 'ObjectChooser' + + __gsignals__ = { + 'response': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([int])), + } + + def __init__(self, parent=None, what_filter=''): + gtk.Window.__init__(self) + self.set_type_hint(gtk.gdk.WINDOW_TYPE_HINT_DIALOG) + self.set_decorated(False) + self.set_position(gtk.WIN_POS_CENTER_ALWAYS) + self.set_border_width(style.LINE_WIDTH) + + self._selected_object_id = None + + self.add_events(gtk.gdk.VISIBILITY_NOTIFY_MASK) + self.connect('visibility-notify-event', + self.__visibility_notify_event_cb) + self.connect('delete-event', self.__delete_event_cb) + self.connect('key-press-event', self.__key_press_event_cb) + + if parent is None: + logging.warning('ObjectChooser: No parent window specified') + else: + self.connect('realize', self.__realize_cb, parent) + + screen = wnck.screen_get_default() + screen.connect('window-closed', self.__window_closed_cb, parent) + + vbox = gtk.VBox() + self.add(vbox) + vbox.show() + + title_box = TitleBox() + title_box.connect('volume-changed', self.__volume_changed_cb) + title_box.close_button.connect('clicked', + self.__close_button_clicked_cb) + title_box.set_size_request(-1, style.GRID_CELL_SIZE) + vbox.pack_start(title_box, expand=False) + title_box.show() + + separator = gtk.HSeparator() + vbox.pack_start(separator, expand=False) + separator.show() + + self._toolbar = SearchToolbar() + self._toolbar.connect('query-changed', self.__query_changed_cb) + self._toolbar.set_size_request(-1, style.GRID_CELL_SIZE) + vbox.pack_start(self._toolbar, expand=False) + self._toolbar.show() + + self._list_view = ChooserListView() + self._list_view.connect('entry-activated', self.__entry_activated_cb) + vbox.pack_start(self._list_view) + self._list_view.show() + + self._toolbar.set_mount_point('/') + + width = gtk.gdk.screen_width() - style.GRID_CELL_SIZE * 2 + height = gtk.gdk.screen_height() - style.GRID_CELL_SIZE * 2 + self.set_size_request(width, height) + + if what_filter: + self._toolbar.set_what_filter(what_filter) + + def __realize_cb(self, chooser, parent): + self.window.set_transient_for(parent) + # TODO: Should we disconnect the signal here? + + def __window_closed_cb(self, screen, window, parent): + if window.get_xid() == parent.xid: + self.destroy() + + def __entry_activated_cb(self, list_view, uid): + self._selected_object_id = uid + self.emit('response', gtk.RESPONSE_ACCEPT) + + def __delete_event_cb(self, chooser, event): + self.emit('response', gtk.RESPONSE_DELETE_EVENT) + + def __key_press_event_cb(self, widget, event): + keyname = gtk.gdk.keyval_name(event.keyval) + if keyname == 'Escape': + self.emit('response', gtk.RESPONSE_DELETE_EVENT) + + def __close_button_clicked_cb(self, button): + self.emit('response', gtk.RESPONSE_DELETE_EVENT) + + def get_selected_object_id(self): + return self._selected_object_id + + def __query_changed_cb(self, toolbar, query): + self._list_view.update_with_query(query) + + def __volume_changed_cb(self, volume_toolbar, mount_point): + logging.debug('Selected volume: %r.', mount_point) + self._toolbar.set_mount_point(mount_point) + + def __visibility_notify_event_cb(self, window, event): + logging.debug('visibility_notify_event_cb %r', self) + visible = event.state == gtk.gdk.VISIBILITY_FULLY_OBSCURED + self._list_view.set_is_visible(visible) + + +class TitleBox(VolumesToolbar): + __gtype_name__ = 'TitleBox' + + def __init__(self): + VolumesToolbar.__init__(self) + + label = gtk.Label() + label.set_markup('<b>%s</b>' % _('Choose an object')) + label.set_alignment(0, 0.5) + self._add_widget(label, expand=True) + + self.close_button = ToolButton(icon_name='dialog-cancel') + self.close_button.set_tooltip(_('Close')) + self.insert(self.close_button, -1) + self.close_button.show() + + def _add_widget(self, widget, expand=False): + tool_item = gtk.ToolItem() + tool_item.set_expand(expand) + + tool_item.add(widget) + widget.show() + + self.insert(tool_item, -1) + tool_item.show() + + +class ChooserListView(BaseListView): + __gtype_name__ = 'ChooserListView' + + __gsignals__ = { + 'entry-activated': (gobject.SIGNAL_RUN_FIRST, + gobject.TYPE_NONE, + ([str])), + } + + def __init__(self): + BaseListView.__init__(self) + + self.cell_icon.props.show_palette = False + self.tree_view.props.hover_selection = True + + self.tree_view.connect('button-release-event', + self.__button_release_event_cb) + + def __entry_activated_cb(self, entry): + self.emit('entry-activated', entry) + + def __button_release_event_cb(self, tree_view, event): + if event.window != tree_view.get_bin_window(): + return False + + pos = tree_view.get_path_at_pos(int(event.x), int(event.y)) + if pos is None: + return False + + path, column_, x_, y_ = pos + uid = tree_view.get_model()[path][ListModel.COLUMN_UID] + self.emit('entry-activated', uid) + + return False |