--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ztfy/utils/browser/color.py	Wed Jun 20 16:29:53 2012 +0200
@@ -0,0 +1,53 @@
+### -*- coding: utf-8 -*- ####################################################
+##############################################################################
+#
+# Copyright (c) 2012 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.
+#
+##############################################################################
+
+
+# import standard packages
+
+# import Zope3 interfaces
+from z3c.form.interfaces import ITextWidget, IFieldWidget, IFormLayer
+
+# import local interfaces
+from ztfy.utils.schema import IColorField
+
+# import Zope3 packages
+from z3c.form.browser.text import TextWidget
+from z3c.form.widget import FieldWidget
+from zope.component import adapter
+from zope.interface import implementer, implementsOnly
+
+# import local packages
+from ztfy.jqueryui import jquery_colorpicker
+
+
+class IColorWidget(ITextWidget):
+    """Color widget interface"""
+
+
+class ColorWidget(TextWidget):
+    """Color widget"""
+
+    implementsOnly(IColorWidget)
+
+    def update(self):
+        TextWidget.update(self)
+        jquery_colorpicker.need()
+
+
+@adapter(IColorField, IFormLayer)
+@implementer(IFieldWidget)
+def ColorFieldWidgetFactory(field, request):
+    """IColorField widget factory"""
+    return FieldWidget(field, ColorWidget(request))