diff -r 563e611a329f -r 7dd8d5c7e206 src/pyams_portal/zmi/widget.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pyams_portal/zmi/widget.py	Thu Jun 14 17:33:55 2018 +0200
@@ -0,0 +1,38 @@
+#
+# Copyright (c) 2008-2018 Thierry Florac <tflorac AT ulthar.net>
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+
+__docformat__ = 'restructuredtext'
+
+
+# import standard library
+
+# import interfaces
+from pyams_form.interfaces import IFormLayer
+from z3c.form.interfaces import INPUT_MODE
+
+# import packages
+from pyams_form.widget import widgettemplate_config, Select2Widget
+from z3c.form.widget import FieldWidget
+
+
+@widgettemplate_config(mode=INPUT_MODE, template='templates/renderer-input.pt', layer=IFormLayer)
+class PortletRendererWidget(Select2Widget):
+    """Portlet renderer selection widget"""
+
+    @property
+    def show_renderer_properties(self):
+        renderer = self.context.get_renderer(self.request)
+        return (renderer is not None) and (renderer.settings_interface is not None)
+
+
+def PortletRendererFieldWidget(field, request):
+    return FieldWidget(field, PortletRendererWidget(request))