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# -*- coding: utf-8 -*-
# Copyright 2008 Chris Ball.
# Copyright 2012 Activity Central, Inc., Rafael Ortiz - rafael@activitycentral.com
# Copyright 2012 Activity Central, Inc., Ariel Calzada - ariel@activitycentral.com
# Copyright 2012 Activity Central, Inc., Flavio Danesse - flavio@activitycentral.com
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
# gobject used for subclassing and finally for managing signals
import gobject
# Toolbar
from sugar.activity.activity import ActivityToolbox
# i18n
import i18n
# gtk
import gtk
# Alert popup
from sugar.graphics.alert import NotifyAlert
class ScreencastUserInterface(gobject.GObject):
__gsignals__ = {
'recordbutton-clicked': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ()),
'stopbutton-clicked': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ())}
def __init__(self, activity):
""" Constructor
"""
super(ScreencastUserInterface, self).__init__()
self._toolbox = None
self._toolbar = None
self._recordbutton = None
self._stopbutton = None
self._buttonsbox = None
self._box = None
self._boxalign = None
self._checkbox = None
self._label = None
self._activity = activity
# Widgets
self.buildToolbar()
self.buildButtons()
self.buildCheckbox()
self.buildLabel()
# Main box
self._box = gtk.VBox(spacing=20)
self._box.pack_start(self._buttonsbox)
self._box.pack_start(self._checkbox)
self._box.pack_start(self._label)
# Align box
self._boxalign = gtk.Alignment(0.5, 0.5, 0, 0)
self._boxalign.add(self._box)
# Set canvas with box alignment
self._activity.set_canvas(self._boxalign)
def buildToolbar(self):
""" Build GUI Toolbar
"""
self._toolbox = ActivityToolbox(self._activity)
self._toolbar = self._toolbox.get_activity_toolbar()
# Remove share button
self._toolbar.remove(self._toolbar.share)
self._toolbar.share = None
self._activity.set_toolbox(self._toolbox)
# we do not have collaboration features
# make the share option insensitive
self._activity.max_participants = 1
def buildButtons(self):
""" Build buttons
"""
# Record button
self._recordbutton = gtk.Button(i18n.I18N_RECORD_BUTTON)
self._recordbutton.connect("clicked", self.recordbuttonClicked)
self._recordbutton.set_size_request(150, 150)
recordbuttonIcon = gtk.Image()
recordbuttonIcon.set_from_icon_name("media-record", -1)
self._recordbutton.set_image(recordbuttonIcon)
# Stop button
self._stopbutton = gtk.Button(i18n.I18N_STOP_BUTTON)
self._stopbutton.connect("clicked", self.stopbuttonClicked)
self._stopbutton.set_size_request(150, 150)
self._stopbutton.set_sensitive(False)
stopbuttonIcon = gtk.Image()
stopbuttonIcon.set_from_icon_name("media-playback-stop", -1)
self._stopbutton.set_image(stopbuttonIcon)
# Buttons hbox
self._buttonsbox = gtk.HBox(spacing=20)
self._buttonsbox.pack_start(self._recordbutton)
self._buttonsbox.pack_start(self._stopbutton)
def buildCheckbox(self):
""" Build checkbox for display state
"""
self._checkbox = gtk.CheckButton(label=i18n.I18N_RECORD_SOUND_CHECKBOX)
self._checkbox.set_active(True)
def buildLabel(self):
""" Build label for display state
"""
self._label = gtk.Label(i18n.I18N_STATUS_STOPPED)
def recordbuttonClicked(self, widget):
""" Event click handler
"""
self.emit('recordbutton-clicked')
def stopbuttonClicked(self,widget):
""" Event click handler
"""
self.emit('stopbutton-clicked')
def changeLabelText(self, text):
""" Change text of status label
"""
self._label.set_text(text)
def refreshLabelRecordText(self, text1, text2):
""" Change text of label
"""
text = i18n.I18N_STATUS_RECORDING + ", " + text1 + ", " + text2
self.changeLabelText(text)
def changeButtonsState(self,newstate="recording"):
""" Change state of the buttons
"""
if newstate == "recording":
self._recordbutton.set_sensitive(False)
self._stopbutton.set_sensitive(True)
self.changeLabelText(i18n.I18N_STATUS_RECORDING)
self._checkbox.set_sensitive(False)
else:
self._recordbutton.set_sensitive(True)
self._stopbutton.set_sensitive(False)
self.changeLabelText(i18n.I18N_STATUS_STOPPED)
self._checkbox.set_sensitive(True)
def showInterface(self):
""" Show user interface
"""
self._activity.show_all()
def getRecordSoundOption(self):
""" Get record sound option
"""
return self._checkbox.get_active()
def alert(self, title, text=None):
""" Alert popup
"""
alert = NotifyAlert(timeout=10)
alert.props.title = title
alert.props.msg = text
self._activity.add_alert(alert)
alert.connect('response', self.alert_cancel_cb)
alert.show()
def alert_cancel_cb(self, alert, response_id):
""" Destroy alert popup
"""
self._activity.remove_alert(alert)
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