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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 gtk
import hippo
from sugar.graphics import style
from sugar.graphics.icon import CanvasIcon
from sugar.datastore import datastore
from journal.expandedentry import ExpandedEntry
class DetailView(gtk.VBox):
__gtype_name__ = 'DetailView'
__gproperties__ = {
'jobject' : (object, None, None,
gobject.PARAM_READWRITE)
}
__gsignals__ = {
'go-back-clicked': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([]))
}
def __init__(self, **kwargs):
self._jobject = None
self._expanded_entry = None
canvas = hippo.Canvas()
self._root = hippo.CanvasBox()
self._root.props.background_color = style.COLOR_PANEL_GREY.get_int()
canvas.set_root(self._root)
back_bar = BackBar()
back_bar.connect('button-release-event',
self.__back_bar_release_event_cb)
self._root.append(back_bar)
gobject.GObject.__init__(self, **kwargs)
self.pack_start(canvas)
canvas.show()
def _fav_icon_activated_cb(self, fav_icon):
keep = not self._expanded_entry.get_keep()
self._expanded_entry.set_keep(keep)
fav_icon.props.keep = keep
def __back_bar_release_event_cb(self, back_bar, event):
self.emit('go-back-clicked')
return False
def _update_view(self):
if self._expanded_entry:
self._root.remove(self._expanded_entry)
# Work around pygobject bug #479227
self._expanded_entry.remove_all()
import gc
gc.collect()
if self._jobject:
self._expanded_entry = ExpandedEntry(self._jobject.object_id)
self._root.append(self._expanded_entry, hippo.PACK_EXPAND)
def refresh(self):
logging.debug('DetailView.refresh')
if self._jobject:
self._jobject = datastore.get(self._jobject.object_id)
self._update_view()
def do_set_property(self, pspec, value):
if pspec.name == 'jobject':
self._jobject = value
self._update_view()
else:
raise AssertionError
def do_get_property(self, pspec):
if pspec.name == 'jobject':
return self._jobject
else:
raise AssertionError
class BackBar(hippo.CanvasBox):
def __init__(self):
hippo.CanvasBox.__init__(self,
orientation=hippo.ORIENTATION_HORIZONTAL,
border=style.LINE_WIDTH,
background_color=style.COLOR_PANEL_GREY.get_int(),
border_color=style.COLOR_SELECTION_GREY.get_int(),
padding=style.DEFAULT_PADDING,
padding_left=style.DEFAULT_SPACING,
spacing=style.DEFAULT_SPACING)
icon = CanvasIcon(icon_name='go-previous',
size=style.SMALL_ICON_SIZE,
fill_color=style.COLOR_TOOLBAR_GREY.get_svg())
self.append(icon)
label = hippo.CanvasText(text=_('Back'),
font_desc=style.FONT_NORMAL.get_pango_desc())
self.append(label)
if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL:
self.reverse()
self.connect('motion-notify-event', self.__motion_notify_event_cb)
def __motion_notify_event_cb(self, box, event):
if event.detail == hippo.MOTION_DETAIL_ENTER:
box.props.background_color = style.COLOR_SELECTION_GREY.get_int()
elif event.detail == hippo.MOTION_DETAIL_LEAVE:
box.props.background_color = style.COLOR_PANEL_GREY.get_int()
return False
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