--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cagou/core/cagou_widget.py	Sat Jul 09 17:24:01 2016 +0200
@@ -0,0 +1,54 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+# Cagou: desktop/mobile frontend for Salut à Toi XMPP client
+# Copyright (C) 2016 Jérôme Poisson (goffi@goffi.org)
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+from sat.core import log as logging
+log = logging.getLogger(__name__)
+from kivy.uix.button import Button
+from kivy.uix.boxlayout import BoxLayout
+from kivy.uix.dropdown import DropDown
+
+
+class HeaderWidgetButton(Button):
+    pass
+
+
+class HeaderWidgetSelector(DropDown):
+
+    def __init__(self, cagou_widget):
+        super(HeaderWidgetSelector, self).__init__()
+        host = cagou_widget.host
+        for plugin_info in host.getPluggedWidgets(except_cls=cagou_widget.__class__):
+            btn = HeaderWidgetButton(text=plugin_info["name"])
+            btn.bind(on_release=lambda btn, plugin_info=plugin_info: cagou_widget.switchWidget(plugin_info))
+            self.add_widget(btn)
+
+
+class CagouWidget(BoxLayout):
+
+    def __init__(self, host):
+        self.host = host
+        BoxLayout.__init__(self, orientation="vertical")
+        self.selector = HeaderWidgetSelector(self)
+
+    def switchWidget(self, plugin_info):
+        self.selector.dismiss()
+        factory = plugin_info["factory"]
+        new_widget = factory(self.host, plugin_info, None, None)
+        self.host.switchWidget(self, new_widget)