示例#1
0

test = common.Test()
test.show()

box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
test.pack_start(box, True, True, 0)
box.show()

toolbar_box = ToolbarBox()
box.pack_start(toolbar_box, False, False, 0)
toolbar_box.show()

separator = Gtk.SeparatorToolItem()
toolbar_box.toolbar.insert(separator, -1)
separator.show()


def color_changed_cb(button, pspec):
    print button.get_color()


color_button = ColorToolButton()
color_button.connect("notify::color", color_changed_cb)
toolbar_box.toolbar.insert(color_button, -1)
color_button.show()


if __name__ == '__main__':
    common.main(test)
示例#2
0
class TerminalActivity(activity.Activity):
    def __init__(self, handle):
        activity.Activity.__init__(self, handle)

        # HACK to avoid Escape key disable fullscreen mode on Terminal Activity
        # This is related with http://bugs.sugarlabs.org/ticket/440
        self.disconnect_by_func(self._Window__key_press_cb)
        self.connect('key-press-event', self.__key_press_cb)
        self.vt = None
        self.max_participants = 1
        self._theme_colors = {
            "light": {
                'fg_color': '#000000',
                'bg_color': '#FFFFFF'
            },
            "dark": {
                'fg_color': '#FFFFFF',
                'bg_color': '#000000'
            },
            "custom": {
                'fg_color': '#000000',
                'bg_color': '#FFFFFF'
            }
        }
        self._theme_state = "light"

        self._font_size = FONT_SIZE
        self.build_notebook()
        self.build_toolbar()

    def build_notebook(self):
        self._notebook = BrowserNotebook()
        self._notebook.connect("tab-added", self.__open_tab_cb)
        self._notebook.set_property("tab-pos", Gtk.PositionType.TOP)
        self._notebook.set_scrollable(True)
        self._notebook.show()
        self.set_canvas(self._notebook)
        self._create_tab(None)

    def build_toolbar(self):
        toolbar_box = ToolbarBox()

        activity_button = ActivityToolbarButton(self)
        toolbar_box.toolbar.insert(activity_button, 0)
        activity_button.show()

        edit_toolbar = self._create_edit_toolbar()
        edit_toolbar_button = ToolbarButton(page=edit_toolbar,
                                            icon_name='toolbar-edit')
        edit_toolbar.show()
        toolbar_box.toolbar.insert(edit_toolbar_button, -1)
        edit_toolbar_button.show()

        view_toolbar = self._create_view_toolbar()
        view_toolbar_button = ToolbarButton(page=view_toolbar,
                                            icon_name='toolbar-view')
        view_toolbar.show()
        toolbar_box.toolbar.insert(view_toolbar_button, -1)
        view_toolbar_button.show()

        self._delete_tab_toolbar = None
        self._previous_tab_toolbar = None
        self._next_tab_toolbar = None

        helpbutton = self._create_help_button()
        toolbar_box.toolbar.insert(helpbutton, -1)
        helpbutton.show_all()

        separator = Gtk.SeparatorToolItem()
        separator.props.draw = False
        separator.set_expand(True)
        toolbar_box.toolbar.insert(separator, -1)
        separator.show()

        stop_button = StopButton(self)
        stop_button.props.accelerator = '<Ctrl><Shift>Q'
        toolbar_box.toolbar.insert(stop_button, -1)
        stop_button.show()

        self.set_toolbar_box(toolbar_box)
        toolbar_box.show()

    def fullscreen(self):
        self._notebook.set_show_tabs(False)
        activity.Activity.fullscreen(self)

    def unfullscreen(self):
        self._notebook.set_show_tabs(True)
        activity.Activity.unfullscreen(self)

    def _create_edit_toolbar(self):
        edit_toolbar = EditToolbar()
        edit_toolbar.undo.props.visible = False
        edit_toolbar.redo.props.visible = False
        edit_toolbar.separator.props.visible = False
        edit_toolbar.copy.connect('clicked', self.__copy_cb)
        edit_toolbar.copy.props.accelerator = '<Ctrl><Shift>C'
        edit_toolbar.paste.connect('clicked', self.__paste_cb)
        edit_toolbar.paste.props.accelerator = '<Ctrl><Shift>V'

        clear = ToolButton('edit-clear')
        clear.set_tooltip(_('Clear scrollback'))
        clear.connect('clicked', self.__clear_cb)
        edit_toolbar.insert(clear, -1)
        clear.show()
        return edit_toolbar

    def __copy_cb(self, button):
        vt = self._notebook.get_nth_page(self._notebook.get_current_page()).vt
        if vt.get_has_selection():
            vt.copy_clipboard()

    def __paste_cb(self, button):
        vt = self._notebook.get_nth_page(self._notebook.get_current_page()).vt
        vt.paste_clipboard()

    def __bg_color_notify_cb(self, button, pspec):
        color = button.get_color()
        self._theme_state = 'custom'
        self._theme_colors['custom']['bg_color'] = get_svg_color_string(color)
        self._update_theme()

    def __fg_color_notify_cb(self, button, pspec):
        color = button.get_color()
        self._theme_state = 'custom'
        self._theme_colors['custom']['fg_color'] = get_svg_color_string(color)
        self._update_theme()

    def _update_custom_theme(self, fg_color, bg_color):
        self._theme_colors['custom']['fg_color'] = fg_color
        self._theme_colors['custom']['bg_color'] = bg_color

    def _toggled_theme(self, button):
        previous_theme = self._theme_colors[self._theme_state]
        if self._theme_state == "dark":
            self._theme_state = "light"
        elif self._theme_state == "light":
            self._theme_state = "dark"
        else:
            self._theme_state = "light"
        self._update_custom_theme(previous_theme['fg_color'],
                                  previous_theme['bg_color'])
        self._update_theme()

    def _update_theme(self):
        if self._theme_state == "light":
            self._theme_toggler.set_icon_name('dark-theme')
            self._theme_toggler.set_tooltip('Switch to Dark Theme')
        elif self._theme_state == "dark":
            self._theme_toggler.set_icon_name('light-theme')
            self._theme_toggler.set_tooltip('Switch to Light Theme')
        else:
            self._theme_toggler.set_icon_name('light-theme')
            self._theme_toggler.set_tooltip('Switch to Light Theme')

        for i in range(self._notebook.get_n_pages()):
            vt = self._notebook.get_nth_page(i).vt
            vt.set_term_colors(self._theme_colors['custom'])

    def _create_view_toolbar(self):  # Color changer and Zoom toolbar
        view_toolbar = Gtk.Toolbar()

        self._theme_toggler = ToolButton('dark-theme')
        self._theme_toggler.set_tooltip('Switch to Dark Theme')
        self._theme_toggler.props.accelerator = '<Ctrl><Shift>I'
        self._theme_toggler.connect('clicked', self._toggled_theme)
        view_toolbar.insert(self._theme_toggler, -1)
        self._theme_toggler.show()

        self.fg_color_palette = ColorToolButton('color-preview')
        self.fg_color_palette._tooltip = "Set Foreground Text color"
        self.fg_color_palette.set_title('Foreground Color')
        self.fg_color_palette.connect('notify::color',
                                      self.__fg_color_notify_cb)
        view_toolbar.insert(self.fg_color_palette, -1)
        self.fg_color_palette.show()

        self.bg_color_palette = ColorToolButton('color-preview')
        self.bg_color_palette._tooltip = "Set Background color"
        self.bg_color_palette.set_title('Background Color')
        self.bg_color_palette.connect('notify::color',
                                      self.__bg_color_notify_cb)
        self.bg_color_palette.set_color(Gdk.Color.parse('#FFFFFF')[1])
        view_toolbar.insert(self.bg_color_palette, -1)
        self.bg_color_palette.show()

        sep = Gtk.SeparatorToolItem()
        view_toolbar.insert(sep, -1)
        sep.show()

        zoom_out_button = ToolButton('zoom-out')
        zoom_out_button.set_tooltip(_('Zoom out'))
        zoom_out_button.props.accelerator = '<Ctrl>minus'
        zoom_out_button.connect('clicked', self.__zoom_out_cb)
        view_toolbar.insert(zoom_out_button, -1)
        zoom_out_button.show()

        zoom_in_button = ToolButton('zoom-in')
        zoom_in_button.set_tooltip(_('Zoom in'))
        zoom_in_button.props.accelerator = '<Ctrl>plus'
        zoom_in_button.connect('clicked', self.__zoom_in_cb)
        view_toolbar.insert(zoom_in_button, -1)
        zoom_in_button.show()

        fullscreen_button = ToolButton('view-fullscreen')
        fullscreen_button.set_tooltip(_("Fullscreen"))
        fullscreen_button.props.accelerator = '<Alt>Return'
        fullscreen_button.connect('clicked', self.__fullscreen_cb)
        view_toolbar.insert(fullscreen_button, -1)
        fullscreen_button.show()
        return view_toolbar

    def _zoom(self, step):

        current_page = self._notebook.get_current_page()
        vt = self._notebook.get_nth_page(current_page).vt
        font_desc = vt.get_font()
        font_desc.set_size(font_desc.get_size() + Pango.SCALE * step)
        vt.set_font(font_desc)

    def __zoom_out_cb(self, button):
        self._zoom(-1)

    def __zoom_in_cb(self, button):
        self._zoom(1)

    def __fullscreen_cb(self, button):
        self.fullscreen()

    def _create_help_button(self):
        helpitem = HelpButton()

        helpitem.add_section(_('Useful commands'))
        helpitem.add_section(_('cd'))
        helpitem.add_paragraph(_('Change directory'))
        helpitem.add_paragraph(_('To use it, write: cd directory'))
        helpitem.add_paragraph(
            _('If you call it without parameters, will change\n'
              'to the user directory'))
        helpitem.add_section(_('ls'))
        helpitem.add_paragraph(_('List the content of a directory.'))
        helpitem.add_paragraph(_('To use it, write: ls directory'))
        helpitem.add_paragraph(
            _('If you call it without parameters, will list the\n'
              'working directory'))
        helpitem.add_section(_('cp'))
        helpitem.add_paragraph(_('Copy a file to a specific location'))
        helpitem.add_paragraph(_('Call it with the file and the new location'))
        helpitem.add_paragraph(_('Use: cp file directory'))
        helpitem.add_section(_('rm'))
        helpitem.add_paragraph(_('Removes a file in any path'))
        helpitem.add_paragraph(_('Use: rm file'))
        helpitem.add_section(_('su'))
        helpitem.add_paragraph(_('Login as superuser (root)'))
        helpitem.add_paragraph(
            _('The root user is the administrator of the\nsystem'))
        helpitem.add_paragraph(
            _('You must be careful, because you can modify\nsystem files'))

        return helpitem

    def __open_tab_cb(self, btn):
        vt = self._notebook.get_nth_page(self._notebook.get_current_page()).vt
        font_desc = vt.get_font()
        self._font_size = font_desc.get_size() / Pango.SCALE

        index = self._create_tab(None)
        self._notebook.page = index

    def __close_tab_cb(self, btn, child):
        index = self._notebook.page_num(child)
        self._close_tab(index)

    def __prev_tab_cb(self, btn):
        if self._notebook.props.page == 0:
            self._notebook.props.page = self._notebook.get_n_pages() - 1
        else:
            self._notebook.props.page = self._notebook.props.page - 1
        vt = self._notebook.get_nth_page(self._notebook.get_current_page()).vt
        vt.grab_focus()

    def __next_tab_cb(self, btn):
        if self._notebook.props.page == self._notebook.get_n_pages() - 1:
            self._notebook.props.page = 0
        else:
            self._notebook.props.page = self._notebook.props.page + 1
        vt = self._notebook.get_nth_page(self._notebook.get_current_page()).vt
        vt.grab_focus()

    def _close_tab(self, index):
        self._notebook.remove_page(index)
        if self._notebook.get_n_pages() == 0:
            self.close()
        if self._notebook.get_n_pages() == 1:
            self._notebook.get_tab_label(
                self._notebook.get_nth_page(0)).hide_close_button()

    def __tab_child_exited_cb(self, vt, status=None):
        for i in range(self._notebook.get_n_pages()):
            if self._notebook.get_nth_page(i).vt == vt:
                self._close_tab(i)
                return

    def __tab_title_changed_cb(self, vt):
        for i in range(self._notebook.get_n_pages()):
            if self._notebook.get_nth_page(i).vt == vt:
                label = self._notebook.get_nth_page(i).label
                label.set_text(vt.get_window_title())
                return

    def __drag_data_received_cb(self, widget, context, x, y, selection, target,
                                time):
        widget.feed_child(selection.get_text(), -1)
        context.finish(True, False, time)
        return True

    def _create_tab(self, tab_state):
        vt = SugarTerminal(self)
        vt.connect("child-exited", self.__tab_child_exited_cb)
        vt.connect("window-title-changed", self.__tab_title_changed_cb)

        vt.drag_dest_set(Gtk.DestDefaults.MOTION | Gtk.DestDefaults.DROP, [
            Gtk.TargetEntry.new('text/plain', 0, 0),
            Gtk.TargetEntry.new('STRING', 0, 1)
        ], Gdk.DragAction.DEFAULT | Gdk.DragAction.COPY)
        vt.drag_dest_add_text_targets()
        vt.connect('drag_data_received', self.__drag_data_received_cb)

        vt.set_term_colors(self._theme_colors['custom'])

        vt.show()

        scrollbar = Gtk.VScrollbar.new(vt.get_vadjustment())

        box = Gtk.HBox()
        box.pack_start(vt, True, True, 0)
        box.pack_start(scrollbar, False, True, 0)

        box.vt = vt
        box.show()

        tablabel = TabLabel(box)
        tablabel.connect('tab-close', self.__close_tab_cb)
        tablabel.update_size(200)
        box.label = tablabel

        index = self._notebook.append_page(box, tablabel)
        tablabel.show_all()

        # Uncomment this to only show the tab bar when there is at least
        # one tab. I think it's useful to always see it, since it displays
        # the 'window title'.
        # self._notebook.props.show_tabs = self._notebook.get_n_pages() > 1
        if self._notebook.get_n_pages() == 1:
            tablabel.hide_close_button()
        if self._notebook.get_n_pages() == 2:
            self._notebook.get_tab_label(
                self._notebook.get_nth_page(0)).show_close_button()
        self._notebook.show_all()

        # Launch the default shell in the HOME directory.
        os.chdir(os.environ["HOME"])

        if tab_state:
            # Restore the environment.
            # This is currently not enabled.
            environment = tab_state['env']

            filtered_env = []
            for e in environment:
                var, sep, value = e.partition('=')
                if var not in MASKED_ENVIRONMENT:
                    filtered_env.append(var + sep + value)

            # TODO: Make the shell restore these environment variables,
            # then clear out TERMINAL_ENV.
            # os.environ['TERMINAL_ENV'] = '\n'.join(filtered_env)

            # Restore the working directory.
            if 'cwd' in tab_state and os.path.exists(tab_state['cwd']):
                try:
                    os.chdir(tab_state['cwd'])
                except:
                    # ACLs may deny access
                    sys.stdout.write("Could not chdir to " + tab_state['cwd'])

            if 'font_size' in tab_state:
                font_desc = vt.get_font()
                font_desc.set_size(tab_state['font_size'])
                vt.set_font(font_desc)

            # Restore the scrollback buffer.
            for l in tab_state['scrollback']:
                vt.feed(l.encode('utf-8') + b'\r\n')

        argv = [os.environ.get('SHELL') or '/bin/bash']
        envv = [
            'SUGAR_TERMINAL_VERSION=%s' % os.environ['SUGAR_BUNDLE_VERSION']
        ]

        saved = {}
        for name in [
                'SUGAR_BUNDLE_PATH', 'SUGAR_ACTIVITY_ROOT', 'SUGAR_BUNDLE_ID',
                'SUGAR_BUNDLE_NAME', 'SUGAR_BUNDLE_VERSION'
        ]:
            if name in os.environ:
                saved[name] = os.environ[name]
                del os.environ[name]

        if hasattr(vt, 'fork_command_full'):
            _, box.pid = vt.fork_command_full(
                Vte.PtyFlags.DEFAULT, os.environ["HOME"], argv, envv,
                GLib.SpawnFlags.DO_NOT_REAP_CHILD, None, None)
        else:
            _, box.pid = vt.spawn_sync(Vte.PtyFlags.DEFAULT,
                                       os.environ["HOME"], argv, envv,
                                       GLib.SpawnFlags.DO_NOT_REAP_CHILD, None,
                                       None)

        for name in saved:
            os.environ[name] = saved[name]

        self._notebook.props.page = index
        vt.grab_focus()

        return index

    def __key_press_cb(self, window, event):
        """Route some keypresses directly to the vte and then drop them.

        This prevents Sugar from hijacking events that are useful in
        the vte.

        """
        def event_to_vt(event):
            current_page = self._notebook.get_current_page()
            vt = self._notebook.get_nth_page(current_page).vt
            vt.event(event)

        key_name = Gdk.keyval_name(event.keyval)

        # Escape is used in Sugar to cancel fullscreen mode.
        if key_name == 'Escape':
            event_to_vt(event)
            return True

        elif event.get_state() & Gdk.ModifierType.CONTROL_MASK:
            if key_name in ['z', 'q']:
                event_to_vt(event)
                return True
            elif key_name == 'Tab':
                current_index = self._notebook.get_current_page()
                if current_index == self._notebook.get_n_pages() - 1:
                    self._notebook.set_current_page(0)
                else:
                    self._notebook.set_current_page(current_index + 1)
                return True
            elif event.get_state() & Gdk.ModifierType.SHIFT_MASK:
                if key_name == 'ISO_Left_Tab':
                    current_index = self._notebook.get_current_page()
                    if current_index == 0:
                        self._notebook.set_current_page(
                            self._notebook.get_n_pages() - 1)
                    else:
                        self._notebook.set_current_page(current_index - 1)
                    return True
                elif key_name == 'T':
                    self._create_tab(None)
                    return True

        return False

    def read_file(self, file_path):
        if self.metadata['mime_type'] != 'text/plain':
            return

        fd = open(file_path, 'r')
        text = fd.read()
        data = json.loads(text)
        fd.close()
        # Clean out any existing tabs.
        while self._notebook.get_n_pages():
            self._notebook.remove_page(0)

        # Restore theme
        if data['theme'] == 'custom':
            self._theme_colors['custom'] = data['theme_hex']
        else:
            self._theme_colors['custom'] = self._theme_colors[data['theme']]
        self.fg_color_palette.set_color(
            Gdk.Color.parse(self._theme_colors['custom']['fg_color'])[1])
        self.bg_color_palette.set_color(
            Gdk.Color.parse(self._theme_colors['custom']['bg_color'])[1])
        self._update_theme()

        # Create new tabs from saved state.
        for tab_state in data['tabs']:
            self._create_tab(tab_state)

        # Restore active tab.
        self._notebook.props.page = data['current-tab']

        # Create a blank one if this state had no terminals.
        if self._notebook.get_n_pages() == 0:
            self._create_tab(None)

    def write_file(self, file_path):
        if not self.metadata['mime_type']:
            self.metadata['mime_type'] = 'text/plain'

        data = {}
        data['current-tab'] = self._notebook.get_current_page()
        # make sures this doesn't conflict with older terminal version
        data['theme'] = 'custom'
        data['theme_hex'] = self._theme_colors['custom']
        data['tabs'] = []

        for i in range(self._notebook.get_n_pages()):

            def is_selected(vte, *args):
                return True

            page = self._notebook.get_nth_page(i)

            text = ''
            if VTE_VERSION >= 38:
                # in older versions of vte, get_text() makes crash
                # the activity at random - SL #4627
                try:
                    # get_text is only available in latest vte #676999
                    # and pygobject/gobject-introspection #690041
                    text, attr_ = page.vt.get_text(is_selected, None)
                except AttributeError:
                    pass

            scrollback_lines = text.split('\n')

            environ_file = '/proc/%d/environ' % page.pid
            if os.path.isfile(environ_file):
                # Note- this currently gets the child's initial environment
                # rather than the current environment,
                # making it not very useful.
                environment = open(environ_file, 'r').read().split('\0')

                cwd = os.readlink('/proc/%d/cwd' % page.pid)
            else:
                # terminal killed by the user
                environment = []
                cwd = '~'

            font_desc = page.vt.get_font()

            tab_state = {
                'env': environment,
                'cwd': cwd,
                'font_size': font_desc.get_size(),
                'scrollback': scrollback_lines
            }

            data['tabs'].append(tab_state)
        fd = open(file_path, 'w')
        text = json.dumps(data)
        fd.write(text)
        fd.close()

    def __clear_cb(self, button):
        vt = self._notebook.get_nth_page(self._notebook.get_current_page()).vt
        n = vt.props.scrollback_lines
        vt.set_scrollback_lines(0)
        vt.set_scrollback_lines(n)
示例#3
0
    def build_toolbar(self):
        self.max_participants = 4

        toolbar_box = ToolbarBox()
        activity_button = ActivityToolbarButton(self)
        toolbar_box.toolbar.insert(activity_button, 0)
        activity_button.show()

        create_toolbar = ToolbarButton()
        create_toolbar.props.page = Gtk.Toolbar()
        create_toolbar.props.icon_name = 'magicpen'
        create_toolbar.props.label = _('Create')
        toolbar_box.toolbar.insert(create_toolbar, -1)
        self._insert_create_tools(create_toolbar)

        color = ColorToolButton('color')
        color.connect('notify::color', self.__color_notify_cb)
        toolbar_box.toolbar.insert(color, -1)
        color.show()

        random = ToggleToolButton('colorRandom')
        random.set_tooltip(_('Toggle random color'))
        toolbar_box.toolbar.insert(random, -1)
        random.set_active(True)
        random.connect('toggled', self.__random_toggled_cb)
        random.show()

        color.random = random
        random.color = color

        random.timeout_id = GLib.timeout_add(100, self.__timeout_cb, random)

        self._insert_stop_play_button(toolbar_box.toolbar)

        clear_trace = ToolButton('clear-trace')
        clear_trace.set_tooltip(_('Clear Trace Marks'))
        clear_trace.set_accelerator(_('<ctrl>x'))
        clear_trace.connect('clicked', self.clear_trace_cb)
        clear_trace.set_sensitive(False)
        toolbar_box.toolbar.insert(clear_trace, -1)
        clear_trace.show()
        self.clear_trace = clear_trace

        self._insert_clear_all_button(toolbar_box.toolbar)

        load_example = ToolButton('load-sample')
        load_example.set_tooltip(_('Show sample projects'))
        load_example.connect('clicked', self._create_store)

        toolbar_box.toolbar.insert(Gtk.SeparatorToolItem(), -1)
        toolbar_box.toolbar.insert(load_example, -1)
        load_example.show()

        separator = Gtk.SeparatorToolItem()
        separator.props.draw = False
        separator.set_size_request(0, -1)
        separator.set_expand(True)
        toolbar_box.toolbar.insert(separator, -1)
        separator.show()

        stop = StopButton(self)
        toolbar_box.toolbar.insert(stop, -1)
        stop.show()

        separator = Gtk.SeparatorToolItem()
        activity_button.props.page.insert(separator, -1)
        separator.show()

        export_json = ToolButton('save-as-json')
        export_json.set_tooltip(_('Export tracked objects to journal'))
        export_json.connect('clicked', self._export_json_cb)
        activity_button.props.page.insert(export_json, -1)
        export_json.show()

        load_project = ToolButton('load-project')
        load_project.set_tooltip(_('Load project from journal'))
        load_project.connect('clicked', self._load_project)
        activity_button.props.page.insert(load_project, -1)
        load_project.show()

        self.set_toolbar_box(toolbar_box)
        toolbar_box.show_all()
        create_toolbar.set_expanded(True)
        return toolbar_box
示例#4
0
    def build_toolbar(self):
        self.max_participants = 4

        toolbar_box = ToolbarBox()
        activity_button = ActivityToolbarButton(self)
        toolbar_box.toolbar.insert(activity_button, 0)
        activity_button.show()

        create_toolbar = ToolbarButton()
        create_toolbar.props.page = Gtk.Toolbar()
        create_toolbar.props.icon_name = 'magicpen'
        create_toolbar.props.label = _('Create')
        toolbar_box.toolbar.insert(create_toolbar, -1)
        self._insert_create_tools(create_toolbar)

        color = ColorToolButton('color')
        color.connect('notify::color', self.__color_notify_cb)
        toolbar_box.toolbar.insert(color, -1)
        color.show()

        random = ToggleToolButton('colorRandom')
        random.set_tooltip(_('Toggle random color'))
        toolbar_box.toolbar.insert(random, -1)
        random.set_active(True)
        random.connect('toggled', self.__random_toggled_cb)
        random.show()

        color.random = random
        random.color = color

        random.timeout_id = GLib.timeout_add(100, self.__timeout_cb, random)

        self._insert_stop_play_button(toolbar_box.toolbar)

        clear_trace = ToolButton('clear-trace')
        clear_trace.set_tooltip(_('Clear Trace Marks'))
        clear_trace.set_accelerator(_('<ctrl>x'))
        clear_trace.connect('clicked', self.clear_trace_cb)
        clear_trace.set_sensitive(False)
        toolbar_box.toolbar.insert(clear_trace, -1)
        clear_trace.show()
        self.clear_trace = clear_trace

        self._insert_clear_all_button(toolbar_box.toolbar)

        load_example = ToolButton('load-sample')
        load_example.set_tooltip(_('Show sample projects'))
        load_example.connect('clicked', self._create_store)

        toolbar_box.toolbar.insert(Gtk.SeparatorToolItem(), -1)
        toolbar_box.toolbar.insert(load_example, -1)
        load_example.show()

        separator = Gtk.SeparatorToolItem()
        separator.props.draw = False
        separator.set_size_request(0, -1)
        separator.set_expand(True)
        toolbar_box.toolbar.insert(separator, -1)
        separator.show()

        stop = StopButton(self)
        toolbar_box.toolbar.insert(stop, -1)
        stop.show()

        separator = Gtk.SeparatorToolItem()
        activity_button.props.page.insert(separator, -1)
        separator.show()

        export_json = ToolButton('save-as-json')
        export_json.set_tooltip(_('Export tracked objects to journal'))
        export_json.connect('clicked', self._export_json_cb)
        activity_button.props.page.insert(export_json, -1)
        export_json.show()

        load_project = ToolButton('load-project')
        load_project.set_tooltip(_('Load project from journal'))
        load_project.connect('clicked', self._load_project)
        activity_button.props.page.insert(load_project, -1)
        load_project.show()

        self.set_toolbar_box(toolbar_box)
        toolbar_box.show_all()
        create_toolbar.set_expanded(True)
        return toolbar_box