Changeset 6867 for main/waeup.sirp/trunk/src

Timestamp:

10 Oct 2011, 15:09:28 (13 years ago)

Author:

Henrik Bettermann

Message:

Add FormattedDatetimeDisplayWidget?.

File:

• main/waeup.sirp/trunk/src/waeup/sirp/widgets/datewidget.py (modified) (4 diffs)

main/waeup.sirp/trunk/src/waeup/sirp/widgets/datewidget.py

@@ -5 +5 @@
 ## $Id$
 ## 
-## Copyright (C) 2011 Uli Fouquet
+## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann
 ## 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
@@ -26 +26 @@
 from zope.formlib.i18n import _
 from zope.formlib.interfaces import ConversionError, IDisplayWidget
-from zope.formlib.textwidgets import DateWidget, DateDisplayWidget, escape
+from zope.formlib.textwidgets import (
+    DateWidget, DateDisplayWidget, escape, DatetimeDisplayWidget)
 from zope.formlib.widget import renderElement, CustomWidgetFactory
 from zope.interface import implements
@@ -68 +69 @@
             return ""
         content = content.strftime(self.date_format)
+        return renderElement("span", contents=escape(content),
+                             cssClass=self.cssClass)
+
+class FormattedDatetimeDisplayWidget(DatetimeDisplayWidget):
+    """A datetime widget that supports different (and _explicit_) date formats.
+
+    This is a display widget.
+    """
+    datetime_format = '%Y-%m-%d %H:%M:%S'
+    implements(IDisplayWidget)
+
+    def __call__(self):
+        if self._renderedValueSet():
+            content = self._data
+        else:
+            content = self.context.default
+        if content == self.context.missing_value:
+            return ""
+        content = content.strftime(self.datetime_format)
         return renderElement("span", contents=escape(content),
                              cssClass=self.cssClass)
@@ -145 +165 @@
         FormattedDateDisplayWidget,
         date_format=date_format)
+
+def FriendlyDatetimeDisplayWidget(format):
+    """Get a friendly datetime display widget for `format`.
+
+    This widget is suitable for display forms.
+
+    Valid `format` values are the keys of :var:`DATE_FORMATS`
+    dict. Default is ``le`` (little endian; DD/MM/YYYY).
+
+    This widget is not rendered with a specialized CSS tag for
+    enabling JavaScript datepickers. `css_class` is ignored which means
+    there is nor difference between e.g. ``le`` and ``le-year``.`
+    """
+    css_class, date_format = DATE_FORMATS.get(format, DATE_FORMATS['le'])
+    datetime_format = date_format + ' %H:%M:%S'
+    return CustomWidgetFactory(
+        FormattedDatetimeDisplayWidget,
+        datetime_format=datetime_format)