diff options
Diffstat (limited to 'extensions/deviceicon/speech.py')
| -rw-r--r-- | extensions/deviceicon/speech.py | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/extensions/deviceicon/speech.py b/extensions/deviceicon/speech.py new file mode 100644 index 0000000..6b8f915 --- /dev/null +++ b/extensions/deviceicon/speech.py @@ -0,0 +1,148 @@ +# Copyright (C) 2011 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 glib +import gtk +import gconf +import gobject + +from sugar.graphics.icon import Icon +from sugar.graphics.tray import TrayIcon +from sugar.graphics.palette import Palette +from sugar.graphics.xocolor import XoColor +from sugar.graphics.menuitem import MenuItem +from sugar.graphics import style + +from jarabe.frame.frameinvoker import FrameWidgetInvoker +from jarabe.model import speech + + +_ICON_NAME = 'microphone' + + +class SpeechDeviceView(TrayIcon): + + FRAME_POSITION_RELATIVE = 150 + + def __init__(self): + client = gconf.client_get_default() + self._color = XoColor(client.get_string('/desktop/sugar/user/color')) + TrayIcon.__init__(self, icon_name=_ICON_NAME, xo_color=self._color) + self.set_palette_invoker(FrameWidgetInvoker(self)) + self._manager = speech.get_speech_manager() + self._icon_widget.connect('button-release-event', + self.__button_release_event_cb) + + def create_palette(self): + label = glib.markup_escape_text(_('Speech')) + palette = SpeechPalette(label, manager=self._manager) + palette.set_group_id('frame') + return palette + + def __button_release_event_cb(self, widget, event): + self.palette_invoker.notify_right_click() + return True + + +class SpeechPalette(Palette): + + def __init__(self, primary_text, manager): + Palette.__init__(self, label=primary_text) + + self._manager = manager + self._manager.connect('play', self._set_menu_state, 'play') + self._manager.connect('stop', self._set_menu_state, 'stop') + self._manager.connect('pause', self._set_menu_state, 'pause') + + vbox = gtk.VBox() + self.set_content(vbox) + + self._play_icon = Icon(icon_name='player_play') + self._pause_icon = Icon(icon_name='player_pause') + self._play_pause_menu = MenuItem(text_label=_('Say selected text')) + self._play_pause_menu.set_image(self._play_icon) + self._play_pause_menu.connect('activate', self.__play_activated_cb) + self._play_pause_menu.show() + + self._stop_menu = MenuItem(icon_name='player_stop', + text_label=_('Stop playback')) + self._stop_menu.connect('activate', self.__stop_activated_cb) + self._stop_menu.set_sensitive(False) + self._stop_menu.show() + + self.menu.append(self._play_pause_menu) + self.menu.append(self._stop_menu) + + self._adj_pitch = gtk.Adjustment(value=self._manager.get_pitch(), + lower=self._manager.MIN_PITCH, + upper=self._manager.MAX_PITCH) + self._hscale_pitch = gtk.HScale(self._adj_pitch) + self._hscale_pitch.set_draw_value(False) + + vbox.pack_start(gtk.Label(_('Pitch')), padding=style.DEFAULT_PADDING) + vbox.pack_start(self._hscale_pitch) + + self._adj_rate = gtk.Adjustment(value=self._manager.get_rate(), + lower=self._manager.MIN_RATE, + upper=self._manager.MAX_RATE) + self._hscale_rate = gtk.HScale(self._adj_rate) + self._hscale_rate.set_draw_value(False) + + vbox.pack_start(gtk.Label(_('Rate')), padding=style.DEFAULT_PADDING) + vbox.pack_start(self._hscale_rate) + vbox.show_all() + + self._adj_pitch.connect('value_changed', self.__adj_pitch_changed_cb) + self._adj_rate.connect('value_changed', self.__adj_rate_changed_cb) + + def __adj_pitch_changed_cb(self, adjustement): + self._manager.set_pitch(int(adjustement.value)) + + def __adj_rate_changed_cb(self, adjustement): + self._manager.set_rate(int(adjustement.value)) + + def __play_activated_cb(self, widget): + if self._manager.is_paused: + self._manager.restart() + elif not self._manager.is_playing: + self._manager.say_selected_text() + else: + self._manager.pause() + + def __stop_activated_cb(self, widget): + self._manager.stop() + + def _set_menu_state(self, manager, signal): + if signal == 'play': + self._play_pause_menu.set_image(self._pause_icon) + self._play_pause_menu.set_label(_('Pause playback')) + self._stop_menu.set_sensitive(True) + + elif signal == 'pause': + self._play_pause_menu.set_image(self._play_icon) + self._play_pause_menu.set_label(_('Say selected text')) + self._stop_menu.set_sensitive(True) + + elif signal == 'stop': + self._play_pause_menu.set_image(self._play_icon) + self._play_pause_menu.set_label(_('Say selected text')) + self._stop_menu.set_sensitive(False) + + +def setup(tray): + tray.add_device(SpeechDeviceView()) |