/usr/share/pyshared/jarabe/view/keyhandler.py is in python-jarabe-0.96 0.96.1-2.1git1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 | # Copyright (C) 2006-2007, Red Hat, Inc.
# Copyright (C) 2009 Simon Schampijer
#
# 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
import dbus
import gtk
from sugar._sugarext import KeyGrabber
from jarabe.model import sound
from jarabe.model import shell
from jarabe.model import session
from jarabe.view.tabbinghandler import TabbingHandler
from jarabe.model.shell import ShellModel
from jarabe import config
from jarabe.journal import journalactivity
_VOLUME_STEP = sound.VOLUME_STEP
_VOLUME_MAX = 100
_TABBING_MODIFIER = gtk.gdk.MOD1_MASK
_actions_table = {
'F1': 'zoom_mesh',
'F2': 'zoom_group',
'F3': 'zoom_home',
'F4': 'zoom_activity',
'F5': 'open_search',
'F6': 'frame',
'XF86AudioMute': 'volume_mute',
'F11': 'volume_down',
'XF86AudioLowerVolume': 'volume_down',
'F12': 'volume_up',
'XF86AudioRaiseVolume': 'volume_up',
'<alt>F11': 'volume_min',
'<alt>F12': 'volume_max',
'XF86MenuKB': 'frame',
'<alt>Tab': 'next_window',
'<alt><shift>Tab': 'previous_window',
'<alt>Escape': 'close_window',
'XF86WebCam': 'open_search',
# the following are intended for emulator users
'<alt><shift>f': 'frame',
'<alt><shift>q': 'quit_emulator',
'XF86Search': 'open_search',
'<alt><shift>o': 'open_search'
}
_instance = None
class KeyHandler(object):
def __init__(self, frame):
self._frame = frame
self._key_pressed = None
self._keycode_pressed = 0
self._keystate_pressed = 0
self._key_grabber = KeyGrabber()
self._key_grabber.connect('key-pressed',
self._key_pressed_cb)
self._key_grabber.connect('key-released',
self._key_released_cb)
self._tabbing_handler = TabbingHandler(self._frame, _TABBING_MODIFIER)
for f in os.listdir(os.path.join(config.ext_path, 'globalkey')):
if f.endswith('.py') and not f.startswith('__'):
module_name = f[:-3]
try:
logging.debug('Loading module %r', module_name)
module = __import__('globalkey.' + module_name, globals(),
locals(), [module_name])
for key in module.BOUND_KEYS:
if key in _actions_table:
raise ValueError('Key %r is already bound' % key)
_actions_table[key] = module
except Exception:
logging.exception('Exception while loading extension:')
self._key_grabber.grab_keys(_actions_table.keys())
def _change_volume(self, step=None, value=None):
if step is not None:
volume = sound.get_volume() + step
elif value is not None:
volume = value
volume = min(max(0, volume), _VOLUME_MAX)
sound.set_volume(volume)
sound.set_muted(volume == 0)
def handle_previous_window(self, event_time):
self._tabbing_handler.previous_activity(event_time)
def handle_next_window(self, event_time):
self._tabbing_handler.next_activity(event_time)
def handle_close_window(self, event_time):
active_activity = shell.get_model().get_active_activity()
if active_activity.is_journal():
return
active_activity.get_window().close()
def handle_zoom_mesh(self, event_time):
shell.get_model().set_zoom_level(ShellModel.ZOOM_MESH, event_time)
def handle_zoom_group(self, event_time):
shell.get_model().set_zoom_level(ShellModel.ZOOM_GROUP, event_time)
def handle_zoom_home(self, event_time):
shell.get_model().set_zoom_level(ShellModel.ZOOM_HOME, event_time)
def handle_zoom_activity(self, event_time):
shell.get_model().set_zoom_level(ShellModel.ZOOM_ACTIVITY, event_time)
def handle_volume_max(self, event_time):
self._change_volume(value=_VOLUME_MAX)
def handle_volume_min(self, event_time):
self._change_volume(value=0)
def handle_volume_mute(self, event_time):
if sound.get_muted() is True:
sound.set_muted(False)
else:
sound.set_muted(True)
def handle_volume_up(self, event_time):
self._change_volume(step=_VOLUME_STEP)
def handle_volume_down(self, event_time):
self._change_volume(step=-_VOLUME_STEP)
def handle_frame(self, event_time):
self._frame.notify_key_press()
def handle_quit_emulator(self, event_time):
session.get_session_manager().shutdown()
def handle_open_search(self, event_time):
journalactivity.get_journal().focus_search()
def _key_pressed_cb(self, grabber, keycode, state, event_time):
key = grabber.get_key(keycode, state)
logging.debug('_key_pressed_cb: %i %i %s', keycode, state, key)
if key is not None:
self._key_pressed = key
self._keycode_pressed = keycode
self._keystate_pressed = state
action = _actions_table[key]
if self._tabbing_handler.is_tabbing():
# Only accept window tabbing events, everything else
# cancels the tabbing operation.
if not action in ['next_window', 'previous_window']:
self._tabbing_handler.stop(event_time)
return True
if hasattr(action, 'handle_key_press'):
action.handle_key_press(key)
elif isinstance(action, basestring):
method = getattr(self, 'handle_' + action)
method(event_time)
else:
raise TypeError('Invalid action %r' % action)
return True
else:
# If this is not a registered key, then cancel tabbing.
if self._tabbing_handler.is_tabbing():
if not grabber.is_modifier(keycode):
self._tabbing_handler.stop(event_time)
return True
return False
def _key_released_cb(self, grabber, keycode, state, event_time):
logging.debug('_key_released_cb: %i %i', keycode, state)
if self._tabbing_handler.is_tabbing():
# We stop tabbing and switch to the new window as soon as the
# modifier key is raised again.
if grabber.is_modifier(keycode, mask=_TABBING_MODIFIER):
self._tabbing_handler.stop(event_time)
return True
return False
def setup(frame):
global _instance
if _instance:
del _instance
_instance = KeyHandler(frame)
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