1 files changed, 94 insertions, 0 deletions
diff --git a/src/jarabe/frame/zoomtoolbar.py b/src/jarabe/frame/zoomtoolbar.py
new file mode 100644
index 0000000..c28fe1c
--- /dev/null
+++ b/src/jarabe/frame/zoomtoolbar.py
@@ -0,0 +1,94 @@
+# Copyright (C) 2006-2007 Red Hat, Inc.
+# Copyright (C) 2009 Simon Schampijer
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+from gettext import gettext as _
+import logging
+
+import glib
+import gtk
+
+from sugar.graphics import style
+from sugar.graphics.palette import Palette
+from sugar.graphics.radiotoolbutton import RadioToolButton
+
+from jarabe.frame.frameinvoker import FrameWidgetInvoker
+from jarabe.model import shell
+
+
+class ZoomToolbar(gtk.Toolbar):
+    def __init__(self):
+        gtk.Toolbar.__init__(self)
+
+        # we shouldn't be mirrored in RTL locales
+        self.set_direction(gtk.TEXT_DIR_LTR)
+
+        # ask not to be collapsed if possible
+        self.set_size_request(4 * style.GRID_CELL_SIZE, -1)
+
+        self._mesh_button = self._add_button('zoom-neighborhood',
+                _('Neighborhood'), _('F1'), shell.ShellModel.ZOOM_MESH)
+        self._groups_button = self._add_button('zoom-groups',
+                _('Group'), _('F2'), shell.ShellModel.ZOOM_GROUP)
+        self._home_button = self._add_button('zoom-home',
+                _('Home'), _('F3'), shell.ShellModel.ZOOM_HOME)
+        self._activity_button = self._add_button('zoom-activity',
+                _('Activity'), _('F4'), shell.ShellModel.ZOOM_ACTIVITY)
+
+        shell_model = shell.get_model()
+        self._set_zoom_level(shell_model.zoom_level)
+        shell_model.zoom_level_changed.connect(self.__zoom_level_changed_cb)
+
+    def _add_button(self, icon_name, label, accelerator, zoom_level):
+        if self.get_children():
+            group = self.get_children()[0]
+        else:
+            group = None
+
+        button = RadioToolButton(named_icon=icon_name, group=group,
+                                 accelerator=accelerator)
+        button.connect('clicked', self.__level_clicked_cb, zoom_level)
+        self.add(button)
+        button.show()
+
+        palette = Palette(glib.markup_escape_text(label))
+        palette.props.invoker = FrameWidgetInvoker(button)
+        palette.set_group_id('frame')
+        button.set_palette(palette)
+
+        return button
+
+    def __level_clicked_cb(self, button, level):
+        if not button.get_active():
+            return
+
+        shell.get_model().set_zoom_level(level)
+
+    def __zoom_level_changed_cb(self, **kwargs):
+        self._set_zoom_level(kwargs['new_level'])
+
+    def _set_zoom_level(self, new_level):
+        logging.debug('new zoom level: %r', new_level)
+        if new_level == shell.ShellModel.ZOOM_MESH:
+            self._mesh_button.props.active = True
+        elif new_level == shell.ShellModel.ZOOM_GROUP:
+            self._groups_button.props.active = True
+        elif new_level == shell.ShellModel.ZOOM_HOME:
+            self._home_button.props.active = True
+        elif new_level == shell.ShellModel.ZOOM_ACTIVITY:
+            self._activity_button.props.active = True
+        else:
+            raise ValueError('Invalid zoom level: %r' % (new_level))