Web   ·   Wiki   ·   Activities   ·   Blog   ·   Lists   ·   Chat   ·   Meeting   ·   Bugs   ·   Git   ·   Translate   ·   Archive   ·   People   ·   Donate
summaryrefslogtreecommitdiffstats
path: root/extensions/deviceicon/speech.py
blob: 79b50a610dc1500afc8fbf223119363331e94fb9 (plain)
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
# 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 _

from gi.repository import GLib
from gi.repository import Gtk
from gi.repository import GConf
from gi.repository import GObject

from sugar3.graphics.icon import Icon
from sugar3.graphics.tray import TrayIcon
from sugar3.graphics.palette import Palette
from sugar3.graphics.palettemenu import PaletteMenuBox
from sugar3.graphics.palettemenu import PaletteMenuItem
from sugar3.graphics.palettemenu import PaletteMenuItemSeparator
from sugar3.graphics.xocolor import XoColor
from sugar3.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.palette_invoker.props.toggle_palette = True

        self._manager = speech.get_speech_manager()

    def create_palette(self):
        label = GLib.markup_escape_text(_('Speech'))
        palette = SpeechPalette(label, manager=self._manager)
        palette.set_group_id('frame')
        return palette


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')

        box = PaletteMenuBox()
        self.set_content(box)
        box.show()

        self._play_icon = Icon(icon_name='player_play')
        self._pause_icon = Icon(icon_name='player_pause')
        self._play_pause_menu = PaletteMenuItem(
            icon_name='player_play',
            text_label=_('Say selected text'))
        self._play_pause_menu.set_image(self._play_icon)
        self._play_pause_menu.connect('activate', self.__play_activated_cb)
        box.append_item(self._play_pause_menu)
        self._play_pause_menu.show()

        self._stop_menu = PaletteMenuItem(icon_name='player_stop',
                                          text_label=_('Stop playback'))
        self._stop_menu.connect('activate', self.__stop_activated_cb)
        self._stop_menu.set_sensitive(False)
        box.append_item(self._stop_menu)

        separator = PaletteMenuItemSeparator()
        box.append_item(separator)
        separator.show()

        pitch_label = Gtk.Label(_('Pitch'))
        box.append_item(pitch_label, vertical_padding=0)
        pitch_label.show()

        self._adj_pitch = Gtk.Adjustment(value=self._manager.get_pitch(),
                                         lower=self._manager.MIN_PITCH,
                                         upper=self._manager.MAX_PITCH)

        hscale_pitch = Gtk.HScale()
        hscale_pitch.set_adjustment(self._adj_pitch)
        hscale_pitch.set_draw_value(False)

        box.append_item(hscale_pitch, vertical_padding=0)
        hscale_pitch.show()

        rate_label = Gtk.Label(_('Rate'))
        box.append_item(rate_label, vertical_padding=0)
        rate_label.show()

        self._adj_rate = Gtk.Adjustment(value=self._manager.get_rate(),
                                        lower=self._manager.MIN_RATE,
                                        upper=self._manager.MAX_RATE)

        hscale_rate = Gtk.HScale()
        hscale_rate.set_adjustment(self._adj_rate)
        hscale_rate.set_draw_value(False)

        box.append_item(hscale_rate, vertical_padding=0)
        hscale_rate.show()

        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, adjustment):
        self._manager.set_pitch(int(adjustment.get_value()))

    def __adj_rate_changed_cb(self, adjustment):
        self._manager.set_rate(int(adjustment.get_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())