예제 #1
0
파일: activity.py 프로젝트: godiard/physics
 def _build_palette(self, tool):
     if tool.palette_enabled:
         if tool.palette_mode == tools.PALETTE_MODE_ICONS:
             grid = Gtk.Grid()
             for s, settings in enumerate(tool.palette_settings):
                 self.game.toolList[tool.name].buttons.append([])
                 for i, icon_value in enumerate(settings['icon_values']):
                     if i == 0:
                         button = RadioToolButton(group=None)
                         firstbutton = button
                     else:
                         button = RadioToolButton(group=firstbutton)
                     button.set_icon_name(settings['icons'][i])
                     button.connect('clicked',
                                    self._palette_icon_clicked,
                                    tool.name,
                                    s,
                                    settings['name'],
                                    icon_value)
                     grid.attach(button, i, s, 1, 1)
                     self.game.toolList[tool.name].buttons[s].append(button)
                     button.show()
                     if settings['active'] == settings['icons'][i]:
                         button.set_icon_name(settings['icons'][i] +
                                              '-selected')
                         button.set_active(True)
             return grid
     else:
         return None
예제 #2
0
 def _build_palette(self, tool):
     if tool.palette_enabled:
         if tool.palette_mode == tools.PALETTE_MODE_ICONS:
             grid = Gtk.Grid()
             for s, settings in enumerate(tool.palette_settings):
                 self.game.toolList[tool.name].buttons.append([])
                 for i, icon_value in enumerate(settings['icon_values']):
                     if i == 0:
                         button = RadioToolButton(group=None)
                         firstbutton = button
                     else:
                         button = RadioToolButton(group=firstbutton)
                     button.set_icon_name(settings['icons'][i])
                     button.connect('clicked', self._palette_icon_clicked,
                                    tool.name, s, settings['name'],
                                    icon_value)
                     grid.attach(button, i, s, 1, 1)
                     self.game.toolList[tool.name].buttons[s].append(button)
                     button.show()
                     if settings['active'] == settings['icons'][i]:
                         button.set_icon_name(settings['icons'][i] +
                                              '-selected')
                         button.set_active(True)
             return grid
     else:
         return None
예제 #3
0
    def __init__(self, owner):
        GObject.GObject.__init__(self)

        self.owner = owner

        self._insert_separator(True)

        self.desktop = []

        btn = RadioToolButton(group=None)
        btn.set_icon_name('jam-preset1')
        btn.connect('toggled', self.setDesktop, 0)
        btn.set_tooltip(_('Desktop 1'))
        self.insert(btn, -1)
        self.desktop.append(btn)

        for i in range(2, 11):
            btn = RadioToolButton(group=self.desktop[0])
            btn.set_icon_name('jam-preset%d' % i)
            btn.connect('toggled', self.setDesktop, i - 1)
            btn.set_tooltip(_('Desktop %d' % i))
            self.insert(btn, -1)
            self.desktop.append(btn)

        self._insert_separator(True)

        self.show_all()
예제 #4
0
    def __init__(self, owner):
        GObject.GObject.__init__(self)

        self.owner = owner

        self.toolItem = {}

        self.blockBeat = False
        self.beatWheel = []

        btn = RadioToolButton(group=None)
        btn.set_icon_name('beats')
        btn.connect('toggled', self.setBeat, 0)
        btn.set_tooltip(_('Jump To Beat'))
        self.insert(btn, -1)
        self.beatWheel.append(btn)

        for i in range(1, 12):
            btn = RadioToolButton(group=self.beatWheel[0])
            btn.set_icon_name('beats')
            btn.connect('toggled', self.setBeat, i)
            btn.set_tooltip(_('Jump To Beat'))
            self.insert(btn, -1)
            self.beatWheel.append(btn)

        label = Gtk.Label(label=_("Synch to:"))
        self.syncLabel = Gtk.ToolItem()
        self.syncLabel.add(label)
        self.insert(self.syncLabel, 0)

        self.comboBox = ComboBox()
        self.comboBox.append_item(1, _("1 Beat"))
        self.comboBox.append_item(2, _("2 Beats"))
        self.comboBox.append_item(3, _("3 Beats"))
        self.comboBox.append_item(4, _("4 Beats"))
        self.comboBox.append_item(5, _("5 Beats"))
        self.comboBox.append_item(6, _("6 Beats"))
        self.comboBox.append_item(7, _("7 Beats"))
        self.comboBox.append_item(8, _("8 Beats"))
        self.comboBox.append_item(9, _("9 Beats"))
        self.comboBox.append_item(10, _("10 Beats"))
        self.comboBox.append_item(11, _("11 Beats"))
        self.comboBox.append_item(12, _("12 Beats"))
        self.comboBox.set_active(4 - 1)  # default 4 beats
        self.comboBox.connect("changed", self.changeSync)
        self.syncBox = ToolComboBox(self.comboBox)
        self.insert(self.syncBox, 1)

        self.show_all()
예제 #5
0
def radio_factory(icon_name, toolbar, callback, cb_arg=None,
                          tooltip=None, group=None):
    ''' Add a radio button to a toolbar '''
    button = RadioToolButton(group=group)
    button.set_icon_name(icon_name)
    if tooltip is not None:
        button.set_tooltip(tooltip)
    if cb_arg is None:
        button.connect('clicked', callback)
    else:
        button.connect('clicked', callback, cb_arg)
    if hasattr(toolbar, 'insert'):  # the main toolbar
        toolbar.insert(button, -1)
    else:  # or a secondary toolbar
        toolbar.props.page.insert(button, -1)
    button.show()
    return button
예제 #6
0
def radio_factory(button_name, toolbar, callback, cb_arg=None, tooltip=None, group=None):
    """ Add a radio button to a toolbar """
    button = RadioToolButton(group=group)
    button.set_icon_name(button_name)
    if callback is not None:
        if cb_arg is None:
            button.connect("clicked", callback)
        else:
            button.connect("clicked", callback, cb_arg)
    if hasattr(toolbar, "insert"):  # Add button to the main toolbar...
        toolbar.insert(button, -1)
    else:  # ...or a secondary toolbar.
        toolbar.props.page.insert(button, -1)
    button.show()
    if tooltip is not None:
        button.set_tooltip(tooltip)
    return button
예제 #7
0
def radio_factory(icon_name, toolbar, callback, cb_arg=None,
                  tooltip=None, group=None):
    ''' Add a radio button to a toolbar '''
    button = RadioToolButton(group=group)
    button.set_icon_name(icon_name)
    if tooltip is not None:
        button.set_tooltip(tooltip)
    if cb_arg is None:
        button.connect('clicked', callback)
    else:
        button.connect('clicked', callback, cb_arg)
    if hasattr(toolbar, 'insert'):  # the main toolbar
        toolbar.insert(button, -1)
    else:  # or a secondary toolbar
        toolbar.props.page.insert(button, -1)
    button.show()
    return button
예제 #8
0
 def _insert_create_tools(self, create_toolbar):
     # Make + add the component buttons
     self.radioList = {}
     for i, c in enumerate(tools.allTools):
         if i == 0:
             button = RadioToolButton(group=None)
             firstbutton = button
         else:
             button = RadioToolButton(group=firstbutton)
         button.set_icon_name(c.icon)
         button.set_tooltip(c.toolTip)
         button.set_accelerator(c.toolAccelerator)
         button.connect("clicked", self.radioClicked)
         palette = self._build_palette(c)
         if palette is not None:
             palette.show()
             button.get_palette().set_content(palette)
         self._insert_item(create_toolbar, button, -1)
         button.show()
         self.radioList[button] = c.name
         if hasattr(c, "constructor"):
             self._constructors[c.name] = self.game.toolList[c.name].constructor
예제 #9
0
 def _insert_create_tools(self, create_toolbar):
     # Make + add the component buttons
     self.radioList = {}
     for i, c in enumerate(tools.allTools):
         if i == 0:
             button = RadioToolButton(group=None)
             firstbutton = button
         else:
             button = RadioToolButton(group=firstbutton)
         button.set_icon_name(c.icon)
         button.set_tooltip(c.toolTip)
         button.set_accelerator(c.toolAccelerator)
         button.connect('clicked', self.radioClicked)
         palette = self._build_palette(c)
         if palette is not None:
             palette.show()
             button.get_palette().set_content(palette)
         self._insert_item(create_toolbar, button, -1)
         button.show()
         self.radioList[button] = c.name
         if hasattr(c, 'constructor'):
             self._constructors[c.name] = \
                 self.game.toolList[c.name].constructor
    def _load_standard_buttons(self, toolbar):
        fraction_button = RadioToolButton(group=None)
        fraction_button.set_icon_name('fraction')
        fraction_button.set_tooltip(_('fractions'))
        fraction_button.connect('clicked', self._fraction_cb)
        toolbar.insert(fraction_button, -1)
        fraction_button.show()

        sector_button = RadioToolButton(group=fraction_button)
        sector_button.set_icon_name('sector')
        sector_button.set_tooltip(_('sectors'))
        sector_button.connect('clicked', self._sector_cb)
        toolbar.insert(sector_button, -1)
        sector_button.show()

        percent_button = RadioToolButton(group=fraction_button)
        percent_button.set_icon_name('percent')
        percent_button.set_tooltip(_('percents'))
        percent_button.connect('clicked', self._percent_cb)
        toolbar.insert(percent_button, -1)
        percent_button.show()

        self._player = Gtk.Image()
        self._player.set_from_pixbuf(
            svg_str_to_pixbuf(
                generate_xo_svg(scale=0.8, colors=['#282828', '#282828'])))
        self._player.set_tooltip_text(self.nick)
        toolitem = Gtk.ToolItem()
        toolitem.add(self._player)
        self._player.show()
        toolbar.insert(toolitem, -1)
        toolitem.show()

        self._label = Gtk.Label(_("Click the ball to start."))
        self._label.set_line_wrap(True)
        if Gdk.Screen.width() < 1024:
            self._label.set_size_request(275, -1)
        else:
            self._label.set_size_request(500, -1)
        self.toolitem = Gtk.ToolItem()
        self.toolitem.add(self._label)
        self._label.show()
        toolbar.insert(self.toolitem, -1)
        self.toolitem.show()
    def _load_standard_buttons(self, toolbar):
        fraction_button = RadioToolButton(group=None)
        fraction_button.set_icon_name('fraction')
        fraction_button.set_tooltip(_('fractions'))
        fraction_button.connect('clicked', self._fraction_cb)
        toolbar.insert(fraction_button, -1)
        fraction_button.show()

        sector_button = RadioToolButton(group=fraction_button)
        sector_button.set_icon_name('sector')
        sector_button.set_tooltip(_('sectors'))
        sector_button.connect('clicked', self._sector_cb)
        toolbar.insert(sector_button, -1)
        sector_button.show()

        percent_button = RadioToolButton(group=fraction_button)
        percent_button.set_icon_name('percent')
        percent_button.set_tooltip(_('percents'))
        percent_button.connect('clicked', self._percent_cb)
        toolbar.insert(percent_button, -1)
        percent_button.show()

        self._player = Gtk.Image()
        self._player.set_from_pixbuf(svg_str_to_pixbuf(
            generate_xo_svg(scale=0.8, colors=['#282828', '#282828'])))
        self._player.set_tooltip_text(self.nick)
        toolitem = Gtk.ToolItem()
        toolitem.add(self._player)
        self._player.show()
        toolbar.insert(toolitem, -1)
        toolitem.show()

        self._label = Gtk.Label(_("Click the ball to start."))
        self._label.set_line_wrap(True)
        if Gdk.Screen.width() < 1024:
            self._label.set_size_request(275, -1)
        else:
            self._label.set_size_request(500, -1)
        self.toolitem = Gtk.ToolItem()
        self.toolitem.add(self._label)
        self._label.show()
        toolbar.insert(self.toolitem, -1)
        self.toolitem.show()
예제 #12
0
파일: activity.py 프로젝트: godiard/physics
    def _insert_stop_play_button(self, toolbar):

        self.stop_play_toolbar = ToolbarButton()
        st_toolbar = self.stop_play_toolbar
        st_toolbar.props.page = Gtk.Toolbar()
        st_toolbar.props.icon_name = 'media-playback-stop'

        self.stop_play_state = True
        self.stop_play = ToolButton('media-playback-stop')
        self.stop_play.set_tooltip(_('Stop'))
        self.stop_play.set_accelerator(_('<ctrl>space'))
        self.stop_play.connect('clicked', self.stop_play_cb)
        self._insert_item(st_toolbar, self.stop_play)
        self.stop_play.show()

        slowest_button = RadioToolButton(group=None)
        slowest_button.set_icon_name('slow-walk-milton-raposo')
        slowest_button.set_tooltip(_('Run slower'))
        slowest_button.connect('clicked', self._set_fps_cb, SLOWEST_FPS)
        self._insert_item(st_toolbar, slowest_button)
        slowest_button.show()

        slow_button = RadioToolButton(group=slowest_button)
        slow_button.set_icon_name('walking')
        slow_button.set_tooltip(_('Run slow'))
        slow_button.connect('clicked', self._set_fps_cb, SLOW_FPS)
        self._insert_item(st_toolbar, slow_button)
        slow_button.show()

        fast_button = RadioToolButton(group=slowest_button)
        fast_button.set_icon_name('running')
        fast_button.set_tooltip('Run fast')
        fast_button.connect('clicked', self._set_fps_cb, FAST_FPS)
        self._insert_item(st_toolbar, fast_button)
        fast_button.show()
        fast_button.set_active(True)

        toolbar.insert(self.stop_play_toolbar, -1)
        self.stop_play_toolbar.show_all()
예제 #13
0
    def _insert_stop_play_button(self, toolbar):

        self.stop_play_toolbar = ToolbarButton()
        st_toolbar = self.stop_play_toolbar
        st_toolbar.props.page = Gtk.Toolbar()
        st_toolbar.props.icon_name = 'media-playback-stop'

        self.stop_play_state = True
        self.stop_play = ToolButton('media-playback-stop')
        self.stop_play.set_tooltip(_('Stop'))
        self.stop_play.set_accelerator(_('<ctrl>space'))
        self.stop_play.connect('clicked', self.stop_play_cb)
        self._insert_item(st_toolbar, self.stop_play)
        self.stop_play.show()

        slowest_button = RadioToolButton(group=None)
        slowest_button.set_icon_name('slow-walk-milton-raposo')
        slowest_button.set_tooltip(_('Run slower'))
        slowest_button.connect('clicked', self._set_fps_cb, SLOWEST_FPS)
        self._insert_item(st_toolbar, slowest_button)
        slowest_button.show()

        slow_button = RadioToolButton(group=slowest_button)
        slow_button.set_icon_name('walking')
        slow_button.set_tooltip(_('Run slow'))
        slow_button.connect('clicked', self._set_fps_cb, SLOW_FPS)
        self._insert_item(st_toolbar, slow_button)
        slow_button.show()

        fast_button = RadioToolButton(group=slowest_button)
        fast_button.set_icon_name('running')
        fast_button.set_tooltip('Run fast')
        fast_button.connect('clicked', self._set_fps_cb, FAST_FPS)
        self._insert_item(st_toolbar, fast_button)
        fast_button.show()
        fast_button.set_active(True)

        toolbar.insert(self.stop_play_toolbar, -1)
        self.stop_play_toolbar.show_all()
예제 #14
0
    def _insert_stop_play_button(self, toolbar):

        self.stop_play_toolbar = ToolbarButton()
        st_toolbar = self.stop_play_toolbar
        st_toolbar.props.page = Gtk.Toolbar()
        st_toolbar.props.icon_name = "media-playback-stop"

        self.stop_play_state = True
        self.stop_play = ToolButton("media-playback-stop")
        self.stop_play.set_tooltip(_("Stop"))
        self.stop_play.set_accelerator(_("<ctrl>space"))
        self.stop_play.connect("clicked", self.stop_play_cb)
        self._insert_item(st_toolbar, self.stop_play)
        self.stop_play.show()

        slowest_button = RadioToolButton(group=None)
        slowest_button.set_icon_name("slow-walk-milton-raposo")
        slowest_button.set_tooltip(_("Run slower"))
        slowest_button.connect("clicked", self._set_fps_cb, SLOWEST_FPS)
        self._insert_item(st_toolbar, slowest_button)
        slowest_button.show()

        slow_button = RadioToolButton(group=slowest_button)
        slow_button.set_icon_name("walking")
        slow_button.set_tooltip(_("Run slow"))
        slow_button.connect("clicked", self._set_fps_cb, SLOW_FPS)
        self._insert_item(st_toolbar, slow_button)
        slow_button.show()

        fast_button = RadioToolButton(group=slowest_button)
        fast_button.set_icon_name("running")
        fast_button.set_tooltip("Run fast")
        fast_button.connect("clicked", self._set_fps_cb, FAST_FPS)
        self._insert_item(st_toolbar, fast_button)
        fast_button.show()
        fast_button.set_active(True)

        toolbar.insert(self.stop_play_toolbar, -1)
        self.stop_play_toolbar.show_all()
예제 #15
0
    def create_palette(self):
        self._palette = self.get_child().create_palette()

        color_palette_hbox = self._palette._picker_hbox
        self.custom_box = Gtk.VBox()

        self.vbox_brush_options = Gtk.VBox()

        # This is where we set restrictions for size:
        # Initial value, minimum value, maximum value, step

        adj = Gtk.Adjustment(self.properties['line size'], 1.0, 100.0, 1.0)
        self.size_scale = Gtk.HScale()
        self.size_scale.set_adjustment(adj)
        self.size_scale.set_draw_value(False)
        self.size_scale.set_size_request(style.zoom(200), -1)
        self.size_label = Gtk.Label(label=_('Size'))
        self.size_label.props.halign = Gtk.Align.START
        self.vbox_brush_options.pack_start(self.size_label, True, True, 0)
        self.vbox_brush_options.pack_start(self.size_scale, True, True, 0)

        self.size_scale.connect('value-changed', self._on_value_changed)

        # Control alpha
        alpha = self.properties['alpha'] * 100
        adj_alpha = Gtk.Adjustment(alpha, 10.0, 100.0, 1.0)
        self.alpha_scale = Gtk.HScale()
        self.alpha_scale.set_adjustment(adj_alpha)
        self.alpha_scale.set_draw_value(False)
        self.alpha_scale.set_size_request(style.zoom(200), -1)
        self.alpha_label = Gtk.Label(label=_('Opacity'))
        self.alpha_label.props.halign = Gtk.Align.START
        self.vbox_brush_options.pack_start(self.alpha_label, True, True, 0)
        self.vbox_brush_options.pack_start(self.alpha_scale, True, True, 0)

        self.alpha_scale.connect('value-changed', self._on_alpha_changed)

        # User is able to choose Shapes for 'Brush' and 'Eraser'
        self.shape_box = Gtk.HBox()
        self.custom_box.pack_start(self.vbox_brush_options, True, True, 0)
        item1 = RadioToolButton()
        item1.set_icon_name('tool-shape-ellipse')

        item2 = RadioToolButton()
        item2.set_icon_name('tool-shape-rectangle')
        item2.props.group = item1

        if self.properties['line shape'] == 'circle':
            item1.set_active(True)
        else:
            item2.set_active(True)

        item1.connect('toggled', self._on_toggled, self.properties, 'circle')
        item2.connect('toggled', self._on_toggled, self.properties, 'square')

        self.shape_box.pack_start(Gtk.Label(_('Shape')), True, True, 0)
        self.shape_box.pack_start(item1, True, True, 0)
        self.shape_box.pack_start(item2, True, True, 0)

        self.vbox_brush_options.pack_start(self.shape_box, True, True, 0)

        self.keep_aspect_checkbutton = Gtk.CheckButton(_('Keep aspect'))
        ratio = self._activity.area.keep_aspect_ratio
        self.keep_aspect_checkbutton.set_active(ratio)
        self.keep_aspect_checkbutton.connect(
            'toggled', self._keep_aspect_checkbutton_toggled)
        self.vbox_brush_options.pack_start(self.keep_aspect_checkbutton, True,
                                           True, 0)

        self.custom_separator = Gtk.VSeparator()
        color_palette_hbox.pack_start(self.custom_separator,
                                      True,
                                      True,
                                      padding=style.DEFAULT_SPACING)
        color_palette_hbox.pack_start(self.custom_box,
                                      True,
                                      True,
                                      padding=style.DEFAULT_SPACING)
        color_palette_hbox.show_all()
        self._update_palette()
        return self._palette
예제 #16
0
파일: view.py 프로젝트: sugarlabs/sugar
    def __init__(self, model, alerts=None):
        SectionView.__init__(self)

        self._model = model
        self._images_loaded = False
        self._append_to_store_sid = None

        self.connect('realize', self.__realize_cb)
        self.connect('unrealize', self.__unrealize_cb)

        self.set_border_width(style.DEFAULT_SPACING * 2)
        self.set_spacing(style.DEFAULT_SPACING)

        label_box = Gtk.Box()
        label_bg = Gtk.Label(label=_('Select a background:'))
        label_bg.modify_fg(Gtk.StateType.NORMAL,
                           style.COLOR_SELECTION_GREY.get_gdk_color())
        label_bg.show()
        label_box.pack_start(label_bg, False, True, 0)
        label_box.show()
        self.pack_start(label_box, False, True, 1)

        clear_button = Gtk.Button()
        clear_button.set_label(_('Clear background'))
        clear_button.connect('clicked', self._clear_clicked_cb)
        clear_button.show()
        self.pack_end(clear_button, False, True, 0)

        scrolled_window = Gtk.ScrolledWindow()
        scrolled_window.set_shadow_type(Gtk.ShadowType.ETCHED_IN)
        scrolled_window.set_policy(Gtk.PolicyType.AUTOMATIC,
                                   Gtk.PolicyType.AUTOMATIC)
        self.pack_start(scrolled_window, True, True, 0)
        scrolled_window.show()

        self._store = Gtk.ListStore(GdkPixbuf.Pixbuf, str)

        self._icon_view = Gtk.IconView.new_with_model(self._store)
        self._icon_view.set_selection_mode(Gtk.SelectionMode.SINGLE)
        self._icon_view.connect('selection-changed', self._background_selected)
        self._icon_view.set_pixbuf_column(0)
        self._icon_view.grab_focus()
        scrolled_window.add(self._icon_view)
        self._icon_view.show()

        alpha = self._model.get_background_alpha_level()

        alpha_box = Gtk.HBox()
        alpha_buttons = []
        alpha_icons = [
            [1.0, 'network-wireless-000'],
            [0.8, 'network-wireless-020'],
            [0.6, 'network-wireless-040'],
            [0.4, 'network-wireless-060'],
            [0.2, 'network-wireless-080']]
        for value, icon_name in alpha_icons:
            if len(alpha_buttons) > 0:
                button = RadioToolButton(group=alpha_buttons[0])
            else:
                button = RadioToolButton(group=None)
            button.set_icon_name(icon_name)
            button.value = value
            button.props.active = value == alpha
            button.show()
            alpha_box.pack_start(button, False, True, 0)
            alpha_buttons.append(button)

        for button in alpha_buttons:
            button.connect('toggled', self._set_alpha_cb)

        alpha_alignment = Gtk.Alignment()
        alpha_alignment.set(0.5, 0, 0, 0)
        alpha_alignment.add(alpha_box)
        alpha_box.show()
        self.pack_start(alpha_alignment, False, False, 0)
        alpha_alignment.show()

        self._paths_list = []

        file_paths = []
        for directory in self._model.BACKGROUNDS_DIRS:
            if directory is not None and os.path.exists(directory):
                for root, dirs, files in os.walk(directory):
                    for file_ in files:
                        file_paths.append(os.path.join(root, file_))

        self._append_to_store(file_paths)
        self.setup()
예제 #17
0
파일: view.py 프로젝트: worldinmyfist/sugar
    def __init__(self, model, alerts=None):
        SectionView.__init__(self)

        self._model = model
        self._images_loaded = False
        self._append_to_store_sid = None

        self.connect('realize', self.__realize_cb)
        self.connect('unrealize', self.__unrealize_cb)

        self.set_border_width(style.DEFAULT_SPACING * 2)
        self.set_spacing(style.DEFAULT_SPACING)

        label_box = Gtk.Box()
        label_bg = Gtk.Label(label=_('Select a background:'))
        label_bg.modify_fg(Gtk.StateType.NORMAL,
                           style.COLOR_SELECTION_GREY.get_gdk_color())
        label_bg.show()
        label_box.pack_start(label_bg, False, True, 0)
        label_box.show()
        self.pack_start(label_box, False, True, 1)

        clear_button = Gtk.Button()
        clear_button.set_label(_('Clear background'))
        clear_button.connect('clicked', self._clear_clicked_cb)
        clear_button.show()
        self.pack_end(clear_button, False, True, 0)

        scrolled_window = Gtk.ScrolledWindow()
        scrolled_window.set_shadow_type(Gtk.ShadowType.ETCHED_IN)
        scrolled_window.set_policy(Gtk.PolicyType.AUTOMATIC,
                                   Gtk.PolicyType.AUTOMATIC)
        self.pack_start(scrolled_window, True, True, 0)
        scrolled_window.show()

        self._store = Gtk.ListStore(GdkPixbuf.Pixbuf, str)

        self._icon_view = Gtk.IconView.new_with_model(self._store)
        self._icon_view.set_selection_mode(Gtk.SelectionMode.SINGLE)
        self._icon_view.connect('selection-changed', self._background_selected)
        self._icon_view.set_pixbuf_column(0)
        self._icon_view.grab_focus()
        scrolled_window.add(self._icon_view)
        self._icon_view.show()

        alpha = self._model.get_background_alpha_level()

        alpha_box = Gtk.HBox()
        alpha_buttons = []
        alpha_icons = [[1.0, 'network-wireless-000'],
                       [0.8, 'network-wireless-020'],
                       [0.6, 'network-wireless-040'],
                       [0.4, 'network-wireless-060'],
                       [0.2, 'network-wireless-080']]
        for value, icon_name in alpha_icons:
            if len(alpha_buttons) > 0:
                button = RadioToolButton(group=alpha_buttons[0])
            else:
                button = RadioToolButton(group=None)
            button.set_icon_name(icon_name)
            button.value = value
            button.props.active = value == alpha
            button.show()
            alpha_box.pack_start(button, False, True, 0)
            alpha_buttons.append(button)

        for button in alpha_buttons:
            button.connect('toggled', self._set_alpha_cb)

        alpha_alignment = Gtk.Alignment()
        alpha_alignment.set(0.5, 0, 0, 0)
        alpha_alignment.add(alpha_box)
        alpha_box.show()
        self.pack_start(alpha_alignment, False, False, 0)
        alpha_alignment.show()

        self._paths_list = []

        file_paths = []
        for directory in self._model.BACKGROUNDS_DIRS:
            if directory is not None and os.path.exists(directory):
                for root, dirs, files in os.walk(directory):
                    for file_ in files:
                        file_paths.append(os.path.join(root, file_))

        self._append_to_store(file_paths)
        self.setup()
예제 #18
0
    def create_palette(self):
        self._palette = self.get_child().create_palette()

        color_palette_hbox = self._palette._picker_hbox
        self.custom_box = Gtk.VBox()

        self.vbox_brush_options = Gtk.VBox()

        # This is where we set restrictions for size:
        # Initial value, minimum value, maximum value, step

        adj = Gtk.Adjustment(self.properties['line size'], 1.0, 100.0, 1.0)
        self.size_scale = Gtk.HScale()
        self.size_scale.set_adjustment(adj)
        self.size_scale.set_draw_value(False)
        self.size_scale.set_size_request(style.zoom(200), -1)
        self.size_label = Gtk.Label(label=_('Size'))
        self.size_label.props.halign = Gtk.Align.START
        self.vbox_brush_options.pack_start(self.size_label, True, True, 0)
        self.vbox_brush_options.pack_start(self.size_scale, True, True, 0)

        self.size_scale.connect('value-changed', self._on_value_changed)

        # Control alpha
        alpha = self.properties['alpha'] * 100
        adj_alpha = Gtk.Adjustment(alpha, 10.0, 100.0, 1.0)
        self.alpha_scale = Gtk.HScale()
        self.alpha_scale.set_adjustment(adj_alpha)
        self.alpha_scale.set_draw_value(False)
        self.alpha_scale.set_size_request(style.zoom(200), -1)
        self.alpha_label = Gtk.Label(label=_('Opacity'))
        self.alpha_label.props.halign = Gtk.Align.START
        self.vbox_brush_options.pack_start(self.alpha_label, True, True, 0)
        self.vbox_brush_options.pack_start(self.alpha_scale, True, True, 0)

        self.alpha_scale.connect('value-changed', self._on_alpha_changed)

        # User is able to choose Shapes for 'Brush' and 'Eraser'
        self.shape_box = Gtk.HBox()
        self.custom_box.pack_start(self.vbox_brush_options, True, True, 0)
        item1 = RadioToolButton()
        item1.set_icon_name('tool-shape-ellipse')

        item2 = RadioToolButton()
        item2.set_icon_name('tool-shape-rectangle')
        item2.props.group = item1

        if self.properties['line shape'] == 'circle':
            item1.set_active(True)
        else:
            item2.set_active(True)

        item1.connect('toggled', self._on_toggled, self.properties, 'circle')
        item2.connect('toggled', self._on_toggled, self.properties, 'square')

        self.shape_box.pack_start(Gtk.Label(_('Shape')), True, True, 0)
        self.shape_box.pack_start(item1, True, True, 0)
        self.shape_box.pack_start(item2, True, True, 0)

        self.vbox_brush_options.pack_start(self.shape_box, True, True, 0)

        self.keep_aspect_checkbutton = Gtk.CheckButton(_('Keep aspect'))
        ratio = self._activity.area.keep_aspect_ratio
        self.keep_aspect_checkbutton.set_active(ratio)
        self.keep_aspect_checkbutton.connect(
            'toggled', self._keep_aspect_checkbutton_toggled)
        self.vbox_brush_options.pack_start(self.keep_aspect_checkbutton, True,
                                           True, 0)

        self.custom_separator = Gtk.VSeparator()
        color_palette_hbox.pack_start(self.custom_separator, True, True,
                                      padding=style.DEFAULT_SPACING)
        color_palette_hbox.pack_start(self.custom_box, True, True,
                                      padding=style.DEFAULT_SPACING)
        color_palette_hbox.show_all()
        self._update_palette()
        return self._palette
예제 #19
0
class SensorToolbar(Gtk.Toolbar):
    ''' The toolbar for specifiying the sensor: sound, resitance, or
    voltage '''

    LOWER = 0.0
    UPPER = 1.0
    STR_DC_R = \
        _("Resistive sensor (connect sensor to pink 'Mic In' on left side \
of XO)"       ) + ' '
    STR_DC_V = \
        _("Voltage sensor (connect sensor to pink 'Mic In' on left side \
of XO)"       ) + ' '
    STR_AC = _('Sound') + ' '
    STR_RESISTANCE = _('Resistance') + ' (' + _('Ohms') + ') '
    STR_VOLTAGE = _('Voltage') + ' (' + _('Volts') + ') '
    STR_TIME = _('Time Base') + ' '
    STR_FREQUENCY = _('Frequency Base') + ' '
    STR_INVERT = ' ' + _('Invert') + ' '
    STR_XAXIS_TEXT = _('X Axis Scale: 1 division = %(division)s %(unit)s')
    # TRANSLATORS: This is milli seconds.
    MS = _('ms')
    # TRANSLATORS: This is Hertz, so 1/second.
    HZ = _('Hz')

    def __init__(self, activity, channels):
        ''' By default, start with resistance mode '''

        super(type(self), self).__init__()

        self.activity = activity
        self._channels = channels
        self._lock_radio_buttons = False
        self._radio_button_pushed = False
        self.values = []
        for i in range(self._channels):
            self.values.append('')

        self.string_for_textbox = ''

        self.gain = 1.0
        self.y_mag = 3.0
        self.capture_gain = CAPTURE_GAIN
        self.mic_boost = MIC_BOOST

        self.mode = 'sound'

        # Set up Time-domain Button
        self.time = RadioToolButton(icon_name='media-audio', group=None)
        self.insert(self.time, -1)
        self.time.set_tooltip(_('Sound'))
        self.time.connect('clicked', self.analog_resistance_voltage_mode_cb,
                          'sound')

        # Set up Resistance Button
        self.resistance = RadioToolButton(icon_name='resistance',
                                          group=self.time)
        if _can_use_dc(self.activity.hw):
            self.insert(self.resistance, -1)
        self.resistance.show()
        self.resistance.set_tooltip(_('Resistance Sensor'))
        self.resistance.connect('clicked',
                                self.analog_resistance_voltage_mode_cb,
                                'resistance')

        # Set up Voltage Button
        self.voltage = RadioToolButton(icon_name='voltage', group=self.time)
        if _can_use_dc(self.activity.hw):
            self.insert(self.voltage, -1)
        self.voltage.set_tooltip(_('Voltage Sensor'))
        self.voltage.connect('clicked', self.analog_resistance_voltage_mode_cb,
                             'voltage')

        separator = Gtk.SeparatorToolItem()
        separator.props.draw = True
        self.insert(separator, -1)

        self._log_value = LOG_TIMER_VALUES[1]
        self.log_label = Gtk.Label(self._log_to_string(self._log_value))
        toolitem = Gtk.ToolItem()
        toolitem.add(self.log_label)
        self.insert(toolitem, -1)

        self._log_button = ToolButton('timer-10')
        self._log_button.set_tooltip(_('Select logging interval'))
        self._log_button.connect('clicked', self._log_selection_cb)
        self.insert(self._log_button, -1)
        self._setup_log_palette()

        # Set up Logging/Stop Logging Button
        self._record = ToolButton('media-record')
        self.insert(self._record, -1)
        self._record.set_tooltip(_('Start logging'))
        self._record.connect('clicked', self.record_control_cb)

        separator = Gtk.SeparatorToolItem()
        separator.props.draw = True
        self.insert(separator, -1)

        toolitem = Gtk.ToolItem()
        self.trigger_label = Gtk.Label(_('Trigger'))
        toolitem.add(self.trigger_label)
        self.insert(toolitem, -1)

        # Set up Trigger Combo box
        self.trigger_none = RadioToolButton()
        self.trigger_none.set_icon_name('trigger-none')
        self.insert(self.trigger_none, -1)
        self.trigger_none.set_tooltip(_('None'))
        self.trigger_none.connect('clicked', self.update_trigger_control_cb,
                                  self.activity.wave.TRIGGER_NONE)

        self.trigger_rise = RadioToolButton(group=self.trigger_none)
        self.trigger_rise.set_icon_name('trigger-rise')
        self.insert(self.trigger_rise, -1)
        self.trigger_rise.set_tooltip(_('Rising Edge'))
        self.trigger_rise.connect('clicked', self.update_trigger_control_cb,
                                  self.activity.wave.TRIGGER_POS)

        self.trigger_fall = RadioToolButton(group=self.trigger_none)
        self.trigger_fall.set_icon_name('trigger-fall')
        self.insert(self.trigger_fall, -1)
        self.trigger_fall.set_tooltip(_('Falling Edge'))
        self.trigger_fall.connect('clicked', self.update_trigger_control_cb,
                                  self.activity.wave.TRIGGER_NEG)

        self.show_all()

    def get_log(self):
        return self._log_value

    def get_log_idx(self):
        if self._log_value in LOG_TIMER_VALUES:
            return LOG_TIMER_VALUES.index(self._log_value)
        else:
            return LOG_TIMER_VALUES[0]

    def set_log_idx(self, idx):
        self._log_value = LOG_TIMER_VALUES[idx]
        self.log_label.set_text(self._log_to_string(self._log_value))
        if hasattr(self, '_log_button'):
            self._log_button.set_icon('timer-%d' % (self._log_value))

    def _log_selection_cb(self, widget):
        if self._log_palette:
            if not self._log_palette.is_up():
                self._log_palette.popup(immediate=True)
            else:
                self._log_palette.popdown(immediate=True)
            return

    def _log_to_seconds(self, tenth_seconds):
        return tenth_seconds / 10.

    def _log_to_string(self, tenth_seconds):
        if tenth_seconds in LOG_TIMER_LABELS:
            return LOG_TIMER_LABELS[tenth_seconds]
        else:
            return _('1 second')

    def _setup_log_palette(self):
        self._log_palette = self._log_button.get_palette()

        for tenth_seconds in LOG_TIMER_VALUES:
            text = self._log_to_string(tenth_seconds)
            menu_item = MenuItem(icon_name='timer-%d' % (tenth_seconds),
                                 text_label=text)
            menu_item.connect('activate', self._log_selected_cb, tenth_seconds)
            self._log_palette.menu.append(menu_item)
            menu_item.show()

    def _log_selected_cb(self, button, seconds):
        self.set_log_idx(LOG_TIMER_VALUES.index(seconds))

    def add_frequency_slider(self, toolbox):
        ''' Either on the Sound toolbar or the Main toolbar '''
        self._freq_stepper_up = ToolButton('freq-high')
        self._freq_stepper_up.set_tooltip(_('Zoom out'))
        self._freq_stepper_up.connect('clicked', self._freq_stepper_up_cb)
        self._freq_stepper_up.show()
        self.activity.adjustmentf = Gtk.Adjustment(0.5, self.LOWER, self.UPPER,
                                                   0.01, 0.1, 0)
        self.activity.adjustmentf.connect('value_changed', self.cb_page_sizef)
        self._freq_range = Gtk.Scale(orientation=Gtk.Orientation.HORIZONTAL,
                                     adjustment=self.activity.adjustmentf)
        self._freq_range.set_inverted(True)
        self._freq_range.set_draw_value(False)
        self._freq_range.set_size_request(120, 15)
        self._freq_range.show()

        self._freq_stepper_down = ToolButton('freq-low')
        self._freq_stepper_down.set_tooltip(_('Zoom in'))
        self._freq_stepper_down.connect('clicked', self._freq_stepper_down_cb)
        self._freq_stepper_down.show()

        self._freq_range_tool = Gtk.ToolItem()
        self._freq_range_tool.add(self._freq_range)
        self._freq_range_tool.show()

        toolbox.add(self._freq_stepper_up)
        toolbox.add(self._freq_range_tool)
        toolbox.add(self._freq_stepper_down)
        return

    def update_trigger_control_cb(self, button, value):
        if button is None:
            value = self.activity.wave.TRIGGER_NONE
        if self.activity.wave.get_fft_mode():
            self.trigger_none.set_active(True)
        else:
            self.activity.wave.set_trigger(value)

    def analog_resistance_voltage_mode_cb(self,
                                          button=None,
                                          mode_to_set='sound'):
        ''' Callback for Analog/Resistance/Voltage Buttons '''
        if self._lock_radio_buttons:
            logging.debug('mode selector locked')
            self._radio_button_pushed = True
            return
        if self.mode == mode_to_set:
            logging.debug('mode already set to %s' % mode_to_set)
            return
        self._lock_radio_buttons = True
        if self.activity.CONTEXT == 'sound':
            self.sound_context_off()
        else:
            self.sensor_context_off()

        # Force time domain when switching modes
        if self.activity.wave.get_fft_mode():
            self.activity.timefreq_control()
        # Turn off logging when switching modes
        if self.activity.audiograb.we_are_logging:
            self.record_control_cb()

        self.set_mode(mode_to_set)
        if mode_to_set == 'sound':
            self.set_sound_context()
        elif mode_to_set == 'resistance':
            self.set_sensor_context()
        elif mode_to_set == 'voltage':
            self.set_sensor_context()
        self.update_string_for_textbox()
        return False

    def unlock_radio_buttons(self):
        ''' Enable radio button selection '''
        logging.debug('unlocking radio buttons')
        if self._radio_button_pushed:
            if self.mode == 'sound':
                self.time.set_active(True)
            elif self.mode == 'resistance':
                self.resistance.set_active(True)
            elif self.mode == 'voltage':
                self.voltage.set_active(True)
        self._lock_radio_buttons = False
        self._radio_button_pushed = False

    def set_mode(self, mode='sound'):
        ''' Set the mixer settings to match the current mode. '''
        self.mode = mode
        self.activity.audiograb.set_sensor_type(self.mode)
        for i in range(self._channels):
            self.values[i] = 0.0
        return

    def get_mode(self):
        ''' Get the mixer settings. '''
        return self.mode

    def _freq_stepper_up_cb(self, button=None):
        ''' Moves the horizontal zoom slider to the left one notch,
        where one notch is 1/100 of the total range. This correspond
        to zooming out as a larger number of Hertz or milliseconds
        will be represented by the same space on the screen. '''
        new_value = self._freq_range.get_value() + \
            (self.UPPER - self.LOWER) / 100.0
        if new_value <= self.UPPER:
            self._freq_range.set_value(new_value)
        else:
            self._freq_range.set_value(self.UPPER)

    def _freq_stepper_down_cb(self, button=None):
        ''' Moves the horizontal zoom slider to the right one notch,
        where one notch is 1/100 of the total range. This corresponds
        to zooming in. '''
        new_value = self._freq_range.get_value() - \
            (self.UPPER - self.LOWER) / 100.0
        if new_value >= self.LOWER:
            self._freq_range.set_value(new_value)
        else:
            self._freq_range.set_value(self.LOWER)

    def cb_page_sizef(self, button=None):
        ''' Callback to scale the frequency range (zoom in and out) '''
        if self._update_page_size_id:
            GObject.source_remove(self._update_page_size_id)
        self._update_page_size_id =\
            GObject.timeout_add(250, self.update_page_size)
        return True

    def update_page_size(self):
        ''' Set up the scaling of the display. '''
        self._update_page_size_id = None
        value = self.activity.adjustmentf.get_value()
        new_value = round(value * 100.0) / 100.0
        if value != new_value:
            self.activity.adjustmentf.set_value(new_value)
            return False
        time_div = 0.001 * max(value, 0.05)
        freq_div = 1000 * max(value, 0.01)
        self.activity.wave.set_div(time_div, freq_div)
        self.update_string_for_textbox()
        return False

    def set_sound_context(self):
        ''' Called when analog sensing is selected '''
        self.set_show_hide_windows(mode='sound')
        GObject.timeout_add(500, self.sound_context_on)
        self.activity.CONTEXT = 'sound'

    def set_sensor_context(self):
        ''' Called when digital sensing is selected '''
        self.set_show_hide_windows(mode='sensor')
        GObject.timeout_add(500, self.sensor_context_on)
        self.activity.CONTEXT = 'sensor'

    def set_show_hide_windows(self, mode='sound'):
        ''' Shows the appropriate window identified by the mode '''
        self.activity.wave.set_context_on()
        for i in range(self._channels):
            self.activity.side_toolbars[i].set_show_hide(True, mode)

    def sensor_context_off(self):
        ''' Called when a DC sensor is no longer selected '''
        # self.activity.audiograb.pause_grabbing()
        self.activity.audiograb.stop_grabbing()

    def sensor_context_on(self):
        ''' Called when a DC sensor is selected '''
        self.update_string_for_textbox()
        self.activity.wave.set_trigger(self.activity.wave.TRIGGER_NONE)
        # self.activity.audiograb.resume_grabbing()
        self.activity.audiograb.start_grabbing()
        return False

    def sound_context_off(self):
        ''' Called when an analog sensor is no longer selected '''
        self.gain, self.y_mag = self.activity.wave.get_mag_params()
        self.capture_gain = self.activity.audiograb.get_capture_gain()
        self.mic_boost = self.activity.audiograb.get_mic_boost()
        self.activity.audiograb.stop_grabbing()

    def sound_context_on(self):
        ''' Called when an analog sensor is selected '''
        self.activity.wave.set_mag_params(self.gain, self.y_mag)
        self.update_string_for_textbox()
        self.update_trigger_control_cb(None, self.activity.wave.TRIGGER_NONE)
        self.activity.audiograb.start_grabbing()
        return False

    def set_sample_value(self, value='', channel=0):
        ''' Write a sample value to the textbox. '''
        self.values[channel] = value
        self.update_string_for_textbox()
        return

    def record_control_cb(self, button=None):
        ''' Depending upon the selected interval, does either a logging
        session, or just logs the current buffer. '''
        if self.activity.audiograb.we_are_logging:
            self.activity.audiograb.set_logging_params(start_stop=False)
            self._record.set_icon_name('media-record')
            self._record.show()
            self._record.set_tooltip(_('Start Recording'))
        else:
            Xscale = (1.00 / self.activity.audiograb.get_sampling_rate())
            Yscale = 0.0
            interval = self._log_value / 10.  # self.interval_convert()
            username = self.activity.nick
            if self.activity.wave.get_fft_mode():
                self.activity.data_logger.start_new_session(
                    username,
                    Xscale,
                    Yscale,
                    self._log_to_string(self._log_value),
                    channels=self._channels,
                    mode='frequency')
            else:
                self.activity.data_logger.start_new_session(
                    username,
                    Xscale,
                    Yscale,
                    self._log_to_string(self._log_value),
                    channels=self._channels,
                    mode=self.mode)
            self.activity.audiograb.set_logging_params(start_stop=True,
                                                       interval=interval)
            self._record.set_icon_name('record-stop')
            self._record.show()
            self._record.set_tooltip(_('Stop Recording'))
            self.activity.new_recording = True

    def update_string_for_textbox(self):
        ''' Update the status field at the bottom of the canvas. '''
        if self.mode == 'resistance':
            string_for_textbox = (self.STR_DC_R + '\n')
            string_for_textbox += self.STR_RESISTANCE
        elif self.mode == 'voltage':
            string_for_textbox = (self.STR_DC_V + '\n')
            string_for_textbox += self.STR_VOLTAGE
        else:
            string_for_textbox = (self.STR_AC + '\t')
        if self.activity.wave.get_fft_mode():
            scalex = self.STR_XAXIS_TEXT % {
                'unit': self.HZ,
                'division': self.activity.wave.freq_div
            }
            string_for_textbox += self.STR_FREQUENCY
            string_for_textbox += ('\n' + scalex)
        elif self.mode == 'sound':
            scalex = self.STR_XAXIS_TEXT % {
                'unit': self.MS,
                'division': self.activity.wave.time_div * 1000
            }
            string_for_textbox += self.STR_TIME
            string_for_textbox += ('\n' + scalex)
        else:
            for i in range(self._channels):
                string_for_textbox += '\t(%s)' % (self.values[i])
        invert = False
        for i in range(self._channels):
            if self.activity.wave.get_invert_state(channel=i):
                invert = True
        if invert:
            string_for_textbox += self.STR_INVERT
        self.activity.text_box.set_label(string_for_textbox)
예제 #20
0
class HelpPanel(Gtk.Grid):

    def __init__(self, task_master):
        Gtk.Grid.__init__(self)
        self.set_row_spacing(style.DEFAULT_SPACING)
        self.set_column_spacing(style.DEFAULT_SPACING)
        self.set_column_homogeneous(True)
        self.set_border_width(style.DEFAULT_SPACING)

        self._task_master = task_master
        self._connected = False
        self._mode = _FEEDBACK_TICKET

        alignment = Gtk.Alignment.new(0., 0.5, 0., 0.)
        phone_label = Gtk.Label()
        phone_label.set_use_markup(True)
        phone_label.set_justify(Gtk.Justification.LEFT)
        phone_label.set_markup(
            '<span foreground="%s" size="large">%s</span>' %
            (style.COLOR_WHITE.get_html(), _('Call: 1-800 ONE EDU\n'
                                             'Email: [email protected]')))
        alignment.add(phone_label)
        phone_label.show()
        self.attach(alignment, 0, 0, 4, 1)
        alignment.show()

        alignment = Gtk.Alignment.new(0., 0.5, 0., 0.)
        self._info_label = Gtk.Label()
        self._info_label.set_use_markup(True)
        self._info_label.set_justify(Gtk.Justification.LEFT)
        self._info_label.set_markup(
            '<span foreground="%s" size="large">%s</span>' %
            (style.COLOR_WHITE.get_html(), _('Or use the form below:')))
        alignment.add(self._info_label)
        self._info_label.show()
        self.attach(alignment, 0, 4, 4, 1)
        alignment.show()

        self._email_entry = Gtk.Entry()
        email_address = self._task_master.read_task_data(EMAIL_UID)
        if email_address is not None:
            self._email_entry.set_text(email_address)
        else:
            self._email_entry.set_text(_EMAIL_TEXT)
        self.attach(self._email_entry, 0, 5, 4, 1)
        self._email_entry.show()
        self._email_entry.connect('changed', self._email_changed_cb)
        self._email_entry.set_can_focus(True)

        grid = Gtk.Grid()
        self._feedback_button = RadioToolButton(group=None)
        self._feedback_button.set_icon_name('edit-description')
        self._feedback_button.connect('clicked', self._feedback_button_cb)
        grid.attach(self._feedback_button, 0, 0, 1, 1)
        self._feedback_button.show()

        label = Gtk.Label()
        label.set_use_markup(True)
        label.set_justify(Gtk.Justification.LEFT)
        label.set_markup('<span foreground="%s" size="large">%s</span>' %
                         (style.COLOR_WHITE.get_html(), _('Send feedback')))
        grid.attach(label, 1, 0, 1, 1)
        label.show()

        alignment = Gtk.Alignment.new(0., 0.5, 0., 0.)
        alignment.add(grid)
        grid.show()
        self.attach(alignment, 0, 6, 2, 1)
        alignment.show()

        grid = Gtk.Grid()
        self._help_button = RadioToolButton(group=self._feedback_button)
        self._help_button.set_icon_name('toolbar-help-gray')
        self._help_button.connect('clicked', self._help_button_cb)
        grid.attach(self._help_button, 0, 0, 1, 1)
        self._help_button.show()

        label = Gtk.Label()
        label.set_use_markup(True)
        label.set_justify(Gtk.Justification.LEFT)
        label.set_markup('<span foreground="%s" size="large">%s</span>' %
                         (style.COLOR_WHITE.get_html(), _('Ask for help')))
        grid.attach(label, 1, 0, 1, 1)
        label.show()

        alignment = Gtk.Alignment.new(0., 0.5, 0., 0.)
        alignment.add(grid)
        grid.show()
        self.attach(alignment, 2, 6, 2, 1)
        alignment.show()

        self._feedback_button.set_active(True)

        self._text_view = Gtk.TextView()
        self._text_view.set_wrap_mode(Gtk.WrapMode.WORD)
        self._text_view.set_size_request(-1, style.GRID_CELL_SIZE * 2)
        self._text_buffer = self._text_view.get_buffer()
        self._text_buffer.set_text(_ACTIVE_TEXT)
        self.attach(self._text_view, 0, 7, 4, 4)
        self._text_view.show()
        self._text_view.connect('focus-in-event', self._text_focus_in_cb)

        self._check_button = Gtk.CheckButton(label=_('Include screenshot?'))
        self._check_button.set_active(True)
        self.attach(self._check_button, 0, 11, 2, 1)
        self._check_button.show()

        self._send_button = Gtk.Button(_('Send'))
        self.attach(self._send_button, 3, 11, 1, 1)
        self._send_button.connect('clicked', self._send_button_cb)
        self._send_button.show()

    def _email_changed_cb(self, widget):
        email = self._email_entry.get_text()
        if email == _EMAIL_TEXT:
            self._email_entry.set_text('')
        if utils.is_valid_email_entry(email) and self._connected:
            self._send_button.set_sensitive(True)
        else:
            self._send_button.set_sensitive(False)

    def _text_focus_in_cb(self, widget, event):
        bounds = self._text_buffer.get_bounds()
        text = self._text_buffer.get_text(bounds[0], bounds[1], True)
        email = self._email_entry.get_text()
        if text == _ACTIVE_TEXT:
            self._text_buffer.set_text('')
        if utils.is_valid_email_entry(email) and self._connected:
            self._send_button.set_sensitive(True)
        else:
            self._send_button.set_sensitive(False)

    def set_connected(self, connected):
        self._connected = connected
        if connected:
            bounds = self._text_buffer.get_bounds()
            text = self._text_buffer.get_text(bounds[0], bounds[1], True)
            if text == _INACTIVE_TEXT:
                self._text_buffer.set_text(_ACTIVE_TEXT)
            self._text_view.set_sensitive(True)
            email = self._email_entry.get_text()
            if utils.is_valid_email_entry(email):
                self._send_button.set_sensitive(True)
            else:
                self._send_button.set_sensitive(False)
        else:
            bounds = self._text_buffer.get_bounds()
            text = self._text_buffer.get_text(bounds[0], bounds[1], True)
            if text == _ACTIVE_TEXT:
                self._text_buffer.set_text(_INACTIVE_TEXT)
            self._text_buffer.set_text(_INACTIVE_TEXT)
            self._text_view.set_sensitive(False)
            self._send_button.set_sensitive(False)

    def _feedback_button_cb(self, widget=None):
        self._mode = _FEEDBACK_TICKET
        # Necessary because of a bug with Sugar radiobuttons on palettes
        self._feedback_button.set_icon_name('edit-description')
        self._help_button.set_icon_name('toolbar-help-gray')

    def _help_button_cb(self, widget=None):
        self._mode = _HELP_TICKET
        # Necessary because of a bug with Sugar radiobuttons on palettes
        self._feedback_button.set_icon_name('edit-description-gray')
        self._help_button.set_icon_name('toolbar-help')

    def _send_button_cb(self, widget=None):
        email = self._email_entry.get_text()
        if not utils.is_valid_email_entry(email):
            # We cannot send w/o valid email.
            self._email_entry.set_text(_EMAIL_TEXT)
            self._send_button.set_sensitive(False)
        else:
            self._task_master.activity.help_palette.popdown(immediate=True)
            self._task_master.activity.help_panel_visible = False
            self._task_master.activity.busy_cursor()
            GObject.idle_add(self._prepare_send_data)

    def _prepare_send_data(self):
        bounds = self._text_buffer.get_bounds()
        text = self._text_buffer.get_text(bounds[0], bounds[1], True)

        log_file_path = utils.get_log_file('org.sugarlabs.Training')

        section_index, task_index = \
            self._task_master.get_section_and_task_index()
        section_name = self._task_master.get_section_name(section_index)

        email = self._email_entry.get_text()

        name = self._task_master.read_task_data(NAME_UID)
        school = self._task_master.read_task_data(SCHOOL_NAME)
        role = self._task_master.read_task_data(ROLE_UID)

        self._data = {'ticket': self._mode, 'section': section_name,
                      'task': task_index, 'body': text, 'log': log_file_path,
                      'name': name, 'email': email, 'school': school,
                      'role': role}

        if len(self._task_master.activity.volume_data) == 1:
            training_data_path = os.path.join(
                self._task_master.activity.volume_data[0]['usb_path'],
                self._task_master.activity.volume_data[0]['uid'])
            self._data['data'] = training_data_path

        if self._check_button.get_active():
            # idle_add is not sufficient... waiting for graphics to refresh
            GObject.timeout_add(2000, self._take_screen_shot_and_send)
        else:
            self._send_data()

    def _do_send(self, data):
        subject = data['ticket']
        body = data['body']

        helper = FieldHelper()
        fields = []
        fields.append(helper.get_field(0, data['section']))
        fields.append(helper.get_field(1, data['task']))
        if data['school']:
            fields.append(helper.get_field(2, data['school']))
        if data['role']:
            fields.append(helper.get_field(3, data['role']))

        uploads = []
        if 'screenshot' in data:
            attachment = Attachment()
            attachment.create(data['screenshot'], 'shot.png', 'image/png')
            uploads.append(attachment.token())
        if 'log' in data:
            attachment = Attachment()
            attachment.create(data['log'], 'log.txt', 'text/plain')
            uploads.append(attachment.token())
        if 'data' in data:
            attachment = Attachment()
            try:
                attachment.create(data['data'], 'data.txt', 'text/plain')
            except IOError as e:
                logging.error('Could not include training data: %s' % e)
            else:
                uploads.append(attachment.token())

        ticket = Ticket()
        ticket.create(subject, body, uploads,
                      data['name'], data['email'], fields)

    def _take_screen_shot_and_send(self):
        self._data['screenshot'] = utils.take_screen_shot()
        self._send_data()

    def _send_data(self):
        logging.debug(self._data)
        try:
            self._do_send(self._data)
        except ZendeskError as e:
            _logger.error('Could not upload %s to zendesk: %s' %
                          (self._data['ticket'], e))
            self._task_master.activity.transfer_failed_signal.emit()
        else:
            self._task_master.activity.transfer_completed_signal.emit()

        self._task_master.activity.reset_cursor()