Fix #6994 - Add speaker device and icon by default, as in

http://wiki.laptop.org/go/Designs/Frame#07

2 files changed, 124 insertions, 1 deletions

diff --git a/src/view/devices/Makefile.am b/src/view/devices/Makefile.am
index c040beb..2b19443 100644
--- a/src/view/devices/Makefile.am
+++ b/src/view/devices/Makefile.am
@@ -4,4 +4,6 @@ sugardir = $(pkgdatadir)/shell/view/devices
 sugar_PYTHON =				\
 	__init__.py			\
 	battery.py			\
-	deviceview.py
+	deviceview.py			\
+	speaker.py
+
diff --git a/src/view/devices/speaker.py b/src/view/devices/speaker.py
new file mode 100644
index 0000000..5db16b5
--- /dev/null
+++ b/src/view/devices/speaker.py
@@ -0,0 +1,121 @@
+# Copyright (C) 2008 Martin Dengler
+#
+# 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 gtk
+
+from sugar import profile
+from sugar.graphics import style
+from sugar.graphics.icon import get_icon_state, Icon
+from sugar.graphics.menuitem import MenuItem
+from sugar.graphics.tray import TrayIcon
+from sugar.graphics.palette import Palette
+from sugar.graphics.xocolor import XoColor
+
+from view.frame.frameinvoker import FrameWidgetInvoker
+
+_ICON_NAME = 'speaker'
+
+class DeviceView(TrayIcon):
+    def __init__(self, model):
+        TrayIcon.__init__(self,
+                          icon_name=_ICON_NAME,
+                          xo_color=profile.get_color())
+
+        self._model = model
+        self.palette = SpeakerPalette(_('My Speakers'), model=model)
+        self.palette.props.invoker = FrameWidgetInvoker(self)
+        self.palette.set_group_id('frame')
+
+        model.connect('notify::level', self.__speaker_status_changed_cb)
+        model.connect('notify::muted', self.__speaker_status_changed_cb)
+        self.connect('expose-event', self.__expose_event_cb)
+
+        self._update_info()
+
+    def _update_info(self):
+        name = _ICON_NAME
+        current_level = self._model.props.level
+        xo_color = profile.get_color()
+
+        if self._model.props.muted:
+            name += '-muted'
+            xo_color = XoColor('%s,%s' % (style.COLOR_WHITE.get_svg(),
+                                          style.COLOR_WHITE.get_svg()))
+
+        self.icon.props.icon_name = get_icon_state(name, current_level)
+        self.icon.props.xo_color = xo_color
+
+    def __speaker_status_changed_cb(self, pspec, param):
+        self._update_info()
+
+    def __expose_event_cb(self, *args):
+        self._update_info()
+
+class SpeakerPalette(Palette):
+
+    def __init__(self, primary_text, model):
+        Palette.__init__(self, label=primary_text)
+
+        self._model = model
+
+        self.set_size_request(style.zoom(style.GRID_CELL_SIZE * 4), -1)
+
+        vbox = gtk.VBox()
+        self.set_content(vbox)
+        vbox.show()
+
+        self._adjustment = gtk.Adjustment(value=self._model.props.level,
+                                          lower=0.0, upper=101.0,
+                                          step_incr=1,
+                                          page_incr=1, page_size=1)
+        self._hscale = gtk.HScale(self._adjustment)
+        self._hscale.set_digits(0)
+        self._hscale.set_draw_value(False)
+        vbox.add(self._hscale)
+        self._hscale.show()
+
+        self._mute_item = MenuItem('')
+        self._mute_icon = Icon(icon_size=gtk.ICON_SIZE_MENU)
+        self._mute_item.set_image(self._mute_icon)
+        self.menu.append(self._mute_item)
+        self._mute_item.show()
+
+        self._adjustment.connect('value_changed', self.__adjustment_changed_cb)
+        self._mute_item.connect('activate', self.__mute_activate_cb)
+        self.connect('popup', self.__popup_cb)
+
+    def _update_info(self):
+        if self._model.props.muted:
+            mute_item_text = _('Unmute')
+            mute_item_icon_name = 'dialog-ok'
+        else:
+            mute_item_text = _('Mute')
+            mute_item_icon_name = 'dialog-cancel'
+        self._mute_item.get_child().set_text(mute_item_text)
+        self._mute_icon.props.icon_name = mute_item_icon_name
+
+    def __adjustment_changed_cb(self, adj_):
+        self._model.props.level = self._adjustment.value
+
+    def __popup_cb(self, palette_):
+        if self._adjustment.value != self._model.props.level:
+            self._adjustment.value = self._model.props.level
+        self._update_info()
+
+    def __mute_activate_cb(self, menuitem_):
+        self._model.props.muted = not self._model.props.muted