From 0ad5327f664e49ce7e32fee4deb307165c5e7732 Mon Sep 17 00:00:00 2001
From: Tomeu Vizoso <tomeu@tomeuvizoso.net>
Date: Mon, 18 Feb 2008 18:19:42 +0000
Subject: Convert ZoomTray to use radio buttons.

---
(limited to 'src')

diff --git a/src/view/frame/frame.py b/src/view/frame/frame.py
index 578db88..0b95db8 100644
--- a/src/view/frame/frame.py
+++ b/src/view/frame/frame.py
@@ -166,9 +166,9 @@ class Frame(object):
     def _create_top_panel(self):
         panel = self._create_panel(gtk.POS_TOP)
 
-        tray = ZoomTray(self._shell)
-        panel.append(hippo.CanvasWidget(widget=tray))
-        tray.show()
+        zoom_tray = ZoomTray(self._shell)
+        panel.append(hippo.CanvasWidget(widget=zoom_tray), hippo.PACK_EXPAND)
+        zoom_tray.show()
 
         return panel
 
diff --git a/src/view/frame/zoomtray.py b/src/view/frame/zoomtray.py
index ff13a5d..bc415d9 100644
--- a/src/view/frame/zoomtray.py
+++ b/src/view/frame/zoomtray.py
@@ -16,69 +16,61 @@
 
 from gettext import gettext as _
 
-import gtk
-
 from sugar.graphics.palette import Palette
-from sugar.graphics.toolbutton import ToolButton
+from sugar.graphics.radiotoolbutton import RadioToolButton
+from sugar.graphics.tray import HTray
 
 from view.frame.frameinvoker import FrameWidgetInvoker
 from model.shellmodel import ShellModel
 
-class ZoomTray(gtk.Toolbar):
+class ZoomTray(HTray):
     def __init__(self, shell):
-        gtk.Toolbar.__init__(self)
+        HTray.__init__(self)
 
         self._shell = shell
 
-        self.set_show_arrow(False)
-
-        button = ToolButton(icon_name='zoom-neighborhood')
-        button.connect('clicked',
-                       self._level_clicked_cb,
-                       ShellModel.ZOOM_MESH)
-        self.insert(button, -1)
+        shell_model = shell.get_model()
+        shell_model.connect('notify::zoom-level', self.__notify_zoom_level_cb)
+
+        self._mesh_button = self._add_button('zoom-neighborhood',
+                _('Neighborhood'), ShellModel.ZOOM_MESH)
+        self._groups_button = self._add_button('zoom-groups',
+                _('Group'), ShellModel.ZOOM_FRIENDS)
+        self._home_button = self._add_button('zoom-home',
+                _('Home'), ShellModel.ZOOM_HOME)
+        self._activity_button = self._add_button('zoom-activity',
+                _('Activity'), ShellModel.ZOOM_ACTIVITY)
+
+    def _add_button(self, icon_name, label, zoom_level):
+        if self.get_children():
+            group = self.get_children()[0]
+        else:
+            group = None
+
+        button = RadioToolButton(named_icon=icon_name, group=group)
+        button.connect('clicked', self._level_clicked_cb, zoom_level)
+        self.add_item(button)
         button.show()
 
-        palette = Palette(_('Neighborhood'))
+        palette = Palette(label)
         palette.props.invoker = FrameWidgetInvoker(button)
         palette.set_group_id('frame')
         button.set_palette(palette)
+        
+        return button
 
-        button = ToolButton(icon_name='zoom-groups')
-        button.connect('clicked',
-                       self._level_clicked_cb,
-                       ShellModel.ZOOM_FRIENDS)
-        self.insert(button, -1)
-        button.show()
-
-        palette = Palette(_('Group'))
-        palette.props.invoker = FrameWidgetInvoker(button)
-        palette.set_group_id('frame')
-        button.set_palette(palette)
-
-        button = ToolButton(icon_name='zoom-home')
-        button.connect('clicked',
-                       self._level_clicked_cb,
-                       ShellModel.ZOOM_HOME)
-        self.insert(button, -1)
-        button.show()
-
-        palette = Palette(_('Home'))
-        palette.props.invoker = FrameWidgetInvoker(button)
-        palette.set_group_id('frame')
-        button.set_palette(palette)
+    def _level_clicked_cb(self, button, level):
+        self._shell.set_zoom_level(level)
 
-        button = ToolButton(icon_name='zoom-activity')
-        button.connect('clicked',
-                       self._level_clicked_cb,
-                       ShellModel.ZOOM_ACTIVITY)
-        self.insert(button, -1)
-        button.show()
+    def __notify_zoom_level_cb(self, model, pspec):
+        new_level = model.props.zoom_level
 
-        palette = Palette(_('Activity'))
-        palette.props.invoker = FrameWidgetInvoker(button)
-        palette.set_group_id('frame')
-        button.set_palette(palette)
+        if new_level == ShellModel.ZOOM_MESH:
+            self._mesh_button.props.active = True
+        elif new_level == ShellModel.ZOOM_FRIENDS:
+            self._groups_button.props.active = True
+        elif new_level == ShellModel.ZOOM_HOME:
+            self._home_button.props.active = True
+        elif new_level == ShellModel.ZOOM_ACTIVITY:
+            self._activity_button.props.active = True
 
-    def _level_clicked_cb(self, button, level):
-        self._shell.set_zoom_level(level)
--
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