/usr/share/pyshared/jarabe/controlpanel/gui.py is in python-jarabe-0.98 0.98.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# 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 os
import logging
from gettext import gettext as _
from gi.repository import GObject
from gi.repository import Gtk
from gi.repository import Gdk
from sugar3.graphics.icon import Icon
from sugar3.graphics import style
from sugar3.graphics.alert import Alert
from jarabe.model.session import get_session_manager
from jarabe.controlpanel.toolbar import MainToolbar
from jarabe.controlpanel.toolbar import SectionToolbar
from jarabe import config
POWERD_FLAG_DIR = '/etc/powerd/flags'
_logger = logging.getLogger('ControlPanel')
class ControlPanel(Gtk.Window):
__gtype_name__ = 'SugarControlPanel'
def __init__(self):
Gtk.Window.__init__(self)
self._max_columns = int(0.285 * (float(Gdk.Screen.width()) /
style.GRID_CELL_SIZE - 3))
self.set_border_width(style.LINE_WIDTH)
offset = style.GRID_CELL_SIZE
width = Gdk.Screen.width() - offset * 2
height = Gdk.Screen.height() - offset * 2
self.set_size_request(width, height)
self.set_position(Gtk.WindowPosition.CENTER_ALWAYS)
self.set_decorated(False)
self.set_resizable(False)
self.set_modal(True)
self.set_can_focus(True)
self.connect('key-press-event', self.__key_press_event_cb)
self._toolbar = None
self._canvas = None
self._table = None
self._scrolledwindow = None
self._separator = None
self._section_view = None
self._section_toolbar = None
self._main_toolbar = None
self._vbox = Gtk.VBox()
self._hbox = Gtk.HBox()
self._vbox.pack_start(self._hbox, True, True, 0)
self._hbox.show()
self._main_view = Gtk.EventBox()
self._hbox.pack_start(self._main_view, True, True, 0)
self._main_view.modify_bg(Gtk.StateType.NORMAL,
style.COLOR_BLACK.get_gdk_color())
self._main_view.show()
self.add(self._vbox)
self._vbox.show()
self.connect('realize', self.__realize_cb)
self._options = self._get_options()
self._current_option = None
self._setup_main()
self._setup_section()
self._show_main_view()
def __realize_cb(self, widget):
self.set_type_hint(Gdk.WindowTypeHint.DIALOG)
self.get_window().set_accept_focus(True)
def grab_focus(self):
# overwrite grab focus in order to grab focus on the view
self._main_view.get_child().grab_focus()
def _set_canvas(self, canvas):
if self._canvas:
self._main_view.remove(self._canvas)
if canvas:
self._main_view.add(canvas)
self._canvas = canvas
def _set_toolbar(self, toolbar):
if self._toolbar:
self._vbox.remove(self._toolbar)
self._vbox.pack_start(toolbar, False, False, 0)
self._vbox.reorder_child(toolbar, 0)
self._toolbar = toolbar
if not self._separator:
self._separator = Gtk.HSeparator()
self._vbox.pack_start(self._separator, False, False, 0)
self._vbox.reorder_child(self._separator, 1)
self._separator.show()
def _setup_main(self):
self._main_toolbar = MainToolbar()
self._table = Gtk.Table()
self._table.set_col_spacings(style.GRID_CELL_SIZE)
self._table.set_row_spacings(style.GRID_CELL_SIZE)
self._table.set_border_width(style.GRID_CELL_SIZE)
self._scrolledwindow = Gtk.ScrolledWindow()
self._scrolledwindow.set_policy(Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC)
self._scrolledwindow.add_with_viewport(self._table)
child = self._scrolledwindow.get_child()
child.modify_bg(Gtk.StateType.NORMAL, style.COLOR_BLACK.get_gdk_color())
self._setup_options()
self._main_toolbar.connect('stop-clicked',
self.__stop_clicked_cb)
self._main_toolbar.connect('search-changed',
self.__search_changed_cb)
def _setup_options(self):
if not os.access(POWERD_FLAG_DIR, os.W_OK):
del self._options['power']
try:
from gi.repository import Xkl
except ImportError:
del self._options['keyboard']
# If the screen width only supports two columns, start
# placing from the second row.
if self._max_columns == 2:
row = 1
column = 0
else:
# About Me and About my computer are hardcoded below to use the
# first two slots so we need to leave them free.
row = 0
column = 2
options = self._options.keys()
options.sort()
for option in options:
sectionicon = _SectionIcon(icon_name=self._options[option]['icon'],
title=self._options[option]['title'],
xo_color=self._options[option]['color'],
pixel_size=style.GRID_CELL_SIZE)
sectionicon.connect('button_press_event',
self.__select_option_cb, option)
sectionicon.show()
if option == 'aboutme':
self._table.attach(sectionicon, 0, 1, 0, 1)
elif option == 'aboutcomputer':
self._table.attach(sectionicon, 1, 2, 0, 1)
else:
self._table.attach(sectionicon,
column, column + 1,
row, row + 1)
column += 1
if column == self._max_columns:
column = 0
row += 1
self._options[option]['button'] = sectionicon
def _show_main_view(self):
self._set_toolbar(self._main_toolbar)
self._main_toolbar.show()
self._set_canvas(self._scrolledwindow)
self._main_view.modify_bg(Gtk.StateType.NORMAL,
style.COLOR_BLACK.get_gdk_color())
self._table.show()
self._scrolledwindow.show()
entry = self._main_toolbar.get_entry()
entry.set_text('')
entry.connect('icon-press', self.__clear_icon_pressed_cb)
self.grab_focus()
def __key_press_event_cb(self, window, event):
entry = self._main_toolbar.get_entry()
if not entry.has_focus():
entry.grab_focus()
return False
def __clear_icon_pressed_cb(self, entry, icon_pos, event):
self.grab_focus()
def _update(self, query):
for option in self._options:
found = False
for key in self._options[option]['keywords']:
if query.lower() in key.lower():
self._options[option]['button'].set_sensitive(True)
found = True
break
if not found:
self._options[option]['button'].set_sensitive(False)
def _setup_section(self):
self._section_toolbar = SectionToolbar()
self._section_toolbar.connect('cancel-clicked',
self.__cancel_clicked_cb)
self._section_toolbar.connect('accept-clicked',
self.__accept_clicked_cb)
def show_section_view(self, option):
self._set_toolbar(self._section_toolbar)
icon = self._section_toolbar.get_icon()
icon.set_from_icon_name(self._options[option]['icon'],
Gtk.IconSize.LARGE_TOOLBAR)
icon.props.xo_color = self._options[option]['color']
title = self._section_toolbar.get_title()
title.set_text(self._options[option]['title'])
self._section_toolbar.show()
self._current_option = option
mod = __import__('.'.join(('cpsection', option, 'view')),
globals(), locals(), ['view'])
view_class = getattr(mod, self._options[option]['view'], None)
mod = __import__('.'.join(('cpsection', option, 'model')),
globals(), locals(), ['model'])
model = ModelWrapper(mod)
try:
self.get_window().set_cursor(Gdk.Cursor.new(Gdk.CursorType.WATCH))
self._section_view = view_class(model,
self._options[option]['alerts'])
self._set_canvas(self._section_view)
self._section_view.show()
finally:
self.get_window().set_cursor(None)
self._section_view.connect('notify::is-valid',
self.__valid_section_cb)
self._section_view.connect('request-close',
self.__close_request_cb)
self._main_view.modify_bg(Gtk.StateType.NORMAL,
style.COLOR_WHITE.get_gdk_color())
def set_section_view_auto_close(self):
"""Automatically close the control panel if there is "nothing to do"
"""
self._section_view.auto_close = True
def _get_options(self):
"""Get the available option information from the extensions
"""
options = {}
path = os.path.join(config.ext_path, 'cpsection')
folder = os.listdir(path)
for item in folder:
if os.path.isdir(os.path.join(path, item)) and \
os.path.exists(os.path.join(path, item, '__init__.py')):
try:
mod = __import__('.'.join(('cpsection', item)),
globals(), locals(), [item])
view_class = getattr(mod, 'CLASS', None)
if view_class is not None:
options[item] = {}
options[item]['alerts'] = []
options[item]['view'] = view_class
options[item]['icon'] = getattr(mod, 'ICON', item)
options[item]['title'] = getattr(mod, 'TITLE', item)
options[item]['color'] = getattr(mod, 'COLOR', None)
keywords = getattr(mod, 'KEYWORDS', [])
keywords.append(options[item]['title'].lower())
if item not in keywords:
keywords.append(item)
options[item]['keywords'] = keywords
else:
_logger.error('no CLASS attribute in %r', item)
except Exception:
logging.exception('Exception while loading extension:')
return options
def __cancel_clicked_cb(self, widget):
self._section_view.undo()
self._options[self._current_option]['alerts'] = []
self._section_toolbar.accept_button.set_sensitive(True)
self._show_main_view()
def __accept_clicked_cb(self, widget):
if self._section_view.needs_restart:
self._section_toolbar.accept_button.set_sensitive(False)
self._section_toolbar.cancel_button.set_sensitive(False)
alert = Alert()
alert.props.title = _('Warning')
alert.props.msg = _('Changes require restart')
icon = Icon(icon_name='dialog-cancel')
alert.add_button(Gtk.ResponseType.CANCEL, _('Cancel changes'), icon)
icon.show()
if self._current_option != 'aboutme':
icon = Icon(icon_name='dialog-ok')
alert.add_button(Gtk.ResponseType.ACCEPT, _('Later'), icon)
icon.show()
icon = Icon(icon_name='system-restart')
alert.add_button(Gtk.ResponseType.APPLY, _('Restart now'), icon)
icon.show()
self._vbox.pack_start(alert, False, False, 0)
self._vbox.reorder_child(alert, 2)
alert.connect('response', self.__response_cb)
alert.show()
else:
self._show_main_view()
def __response_cb(self, alert, response_id):
self._vbox.remove(alert)
self._section_toolbar.accept_button.set_sensitive(True)
self._section_toolbar.cancel_button.set_sensitive(True)
if response_id is Gtk.ResponseType.CANCEL:
self._section_view.undo()
self._section_view.setup()
self._options[self._current_option]['alerts'] = []
elif response_id is Gtk.ResponseType.ACCEPT:
self._options[self._current_option]['alerts'] = \
self._section_view.restart_alerts
self._show_main_view()
elif response_id is Gtk.ResponseType.APPLY:
session_manager = get_session_manager()
session_manager.logout()
def __select_option_cb(self, button, event, option):
self.show_section_view(option)
def __search_changed_cb(self, maintoolbar, query):
self._update(query)
def __stop_clicked_cb(self, widget):
self.destroy()
def __close_request_cb(self, widget, event=None):
self.destroy()
def __valid_section_cb(self, section_view, pspec):
section_is_valid = section_view.props.is_valid
self._section_toolbar.accept_button.set_sensitive(section_is_valid)
class ModelWrapper(object):
def __init__(self, module):
self._module = module
self._options = {}
self._setup()
def _setup(self):
methods = dir(self._module)
for method in methods:
if method.startswith('get_') and method[4:] != 'color':
try:
self._options[method[4:]] = getattr(self._module, method)()
except Exception:
self._options[method[4:]] = None
def __getattr__(self, name):
return getattr(self._module, name)
def undo(self):
for key in self._options.keys():
method = getattr(self._module, 'set_' + key, None)
if method and self._options[key] is not None:
try:
method(self._options[key])
except Exception, detail:
_logger.debug('Error undo option: %s', detail)
class _SectionIcon(Gtk.EventBox):
__gtype_name__ = 'SugarSectionIcon'
__gproperties__ = {
'icon-name': (str, None, None, None, GObject.PARAM_READWRITE),
'pixel-size': (object, None, None, GObject.PARAM_READWRITE),
'xo-color': (object, None, None, GObject.PARAM_READWRITE),
'title': (str, None, None, None, GObject.PARAM_READWRITE),
}
def __init__(self, **kwargs):
self._icon_name = None
self._pixel_size = style.GRID_CELL_SIZE
self._xo_color = None
self._title = 'No Title'
Gtk.EventBox.__init__(self, **kwargs)
self._vbox = Gtk.VBox()
self._icon = Icon(icon_name=self._icon_name,
pixel_size=self._pixel_size,
xo_color=self._xo_color)
self._vbox.pack_start(self._icon, expand=False, fill=False, padding=0)
self._label = Gtk.Label(label=self._title)
self._label.modify_fg(Gtk.StateType.NORMAL,
style.COLOR_WHITE.get_gdk_color())
self._vbox.pack_start(self._label, expand=False, fill=False, padding=0)
self._vbox.set_spacing(style.DEFAULT_SPACING)
self.set_visible_window(False)
self.set_app_paintable(True)
self.set_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self.add(self._vbox)
self._vbox.show()
self._label.show()
self._icon.show()
def get_icon(self):
return self._icon
def do_set_property(self, pspec, value):
if pspec.name == 'icon-name':
if self._icon_name != value:
self._icon_name = value
elif pspec.name == 'pixel-size':
if self._pixel_size != value:
self._pixel_size = value
elif pspec.name == 'xo-color':
if self._xo_color != value:
self._xo_color = value
elif pspec.name == 'title':
if self._title != value:
self._title = value
def do_get_property(self, pspec):
if pspec.name == 'icon-name':
return self._icon_name
elif pspec.name == 'pixel-size':
return self._pixel_size
elif pspec.name == 'xo-color':
return self._xo_color
elif pspec.name == 'title':
return self._title
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