# Copyright (C) 2007, One Laptop Per Child # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public # License as published by the Free Software Foundation; either # version 2 of the License, or (at your option) any later version. # # This library 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 # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this library; if not, write to the # Free Software Foundation, Inc., 59 Temple Place - Suite 330, # Boston, MA 02111-1307, USA. import logging import time from gettext import gettext as _ import gtk import hippo from sugar.bundle.activitybundle import ActivityBundle from sugar.graphics import style from sugar.graphics.icon import CanvasIcon from sugar.graphics.xocolor import XoColor from sugar.graphics.roundbox import CanvasRoundBox from sugar.datastore import datastore from sugar import activity from sugar.objects import objecttype # TODO: Activities should request the Journal to open objectchooser dialogs. In # that way, we'll be able to reuse most of this code inside the Journal. class ObjectChooser(gtk.Dialog): def __init__(self, title=None, parent=None, flags=0): gtk.Dialog.__init__(self, title, parent, flags, (gtk.STOCK_CANCEL, gtk.RESPONSE_REJECT, gtk.STOCK_OK, gtk.RESPONSE_ACCEPT)) self._jobjects = None self._query = {} self._selected_entry = False self._box = hippo.CanvasBox() self._box.props.background_color = style.COLOR_PANEL_GREY.get_int() self._box.props.spacing = style.DEFAULT_SPACING self._box.props.padding = style.DEFAULT_SPACING canvas = hippo.Canvas() canvas.set_root(self._box) scrolled_window = gtk.ScrolledWindow() scrolled_window.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC) scrolled_window.add_with_viewport(canvas) canvas.show() self.vbox.add(scrolled_window) scrolled_window.show() scrolled_window.props.shadow_type = gtk.SHADOW_NONE scrolled_window.get_child().props.shadow_type = gtk.SHADOW_NONE self.refresh() height = self.get_screen().get_height() * 3 / 4 width = self.get_screen().get_width() * 3 / 4 self.set_default_size(width, height) def update_with_query(self, query): self._query = query self.refresh() def refresh(self): logging.debug('ListView.refresh: %r' % self._query) self._jobjects, total_count = datastore.find(self._query, sorting=['-mtime']) self._update() def _update(self): self._box.remove_all() for jobject in self._jobjects: entry_view = CollapsedEntry(jobject) entry_view.connect('button-release-event', self._entry_view_button_release_event_cb) self._box.append(entry_view) def _entry_view_button_release_event_cb(self, entry_view, event): if self._selected_entry: self._selected_entry.set_selected(False) entry_view.set_selected(True) self._selected_entry = entry_view def get_selected_object(self): if self._selected_entry: return self._selected_entry.jobject else: return None class CollapsedEntry(CanvasRoundBox): _DATE_COL_WIDTH = style.zoom(100) _BUDDIES_COL_WIDTH = style.zoom(50) def __init__(self, jobject): CanvasRoundBox.__init__(self) self.props.box_height = style.zoom(75) self.props.spacing = style.DEFAULT_SPACING self.props.border_color = style.COLOR_BLACK.get_int() self.props.background_color = style.COLOR_PANEL_GREY.get_int() self.jobject = jobject self._icon_name = None date = hippo.CanvasText(text=self._format_date(), xalign=hippo.ALIGNMENT_START, font_desc=style.FONT_NORMAL.get_pango_desc(), box_width=self._DATE_COL_WIDTH) self.append(date) icon = CanvasIcon(icon_name=self._get_icon_name(), box_width=style.zoom(75)) if self.jobject.metadata.has_key('icon-color'): icon.props.xo_color = XoColor(self.jobject.metadata['icon-color']) self.append(icon) title = hippo.CanvasText(text=self._format_title(), xalign=hippo.ALIGNMENT_START, font_desc=style.FONT_BOLD.get_pango_desc(), size_mode=hippo.CANVAS_SIZE_WRAP_WORD) self.append(title) def _get_icon_name(self): if self._icon_name: return self._icon_name if self.jobject.is_activity_bundle(): bundle = ActivityBundle(self.jobject.file_path) self._icon_name = bundle.get_icon() if self.jobject.metadata['activity']: service_name = self.jobject.metadata['activity'] activity_info = activity.get_registry().get_activity(service_name) if activity_info: self._icon_name = activity_info.icon mime_type = self.jobject.metadata['mime_type'] if not self._icon_name and mime_type: type = objecttype.get_registry().get_type_for_mime(mime_type) if type: self._icon_name = type.icon if not self._icon_name: self._icon_name = 'image-missing' return self._icon_name def _format_date(self): """ Convert from a string in iso format to a more human-like format. """ return _get_elapsed_string(self.jobject.metadata['mtime']) def _format_title(self): return '"%s"' % self.jobject.metadata['title'] def set_selected(self, selected): if selected: self.props.border_color = style.COLOR_WHITE.get_int() self.props.background_color = style.COLOR_WHITE.get_int() else: self.props.border_color = style.COLOR_BLACK.get_int() self.props.background_color = style.COLOR_PANEL_GREY.get_int() def _get_elapsed_string(date_string, max_levels=2): ti = time.strptime(date_string, "%Y-%m-%dT%H:%M:%S") units = [[_('%d year'), _('%d years'), 356 * 24 * 60 * 60], [_('%d month'), _('%d months'), 30 * 24 * 60 * 60], [_('%d week'), _('%d weeks'), 7 * 24 * 60 * 60], [_('%d day'), _('%d days'), 24 * 60 * 60], [_('%d hour'), _('%d hours'), 60 * 60], [_('%d minute'), _('%d minutes'), 60], [_('%d second'), _('%d seconds'), 1]] levels = 0 result = '' elapsed_seconds = int(time.time() - time.mktime(ti)) for name_singular, name_plural, factor in units: elapsed_units = elapsed_seconds / factor if elapsed_units > 0: if levels > 0: if max_levels - levels == 1: result += _(' and ') else: result += _(', ') if elapsed_units == 1: result += name_singular % elapsed_units else: result += name_plural % elapsed_units elapsed_seconds -= elapsed_units * factor levels += 1 if levels == max_levels: break return result