add renders

pyramid_formalchemy/renderers.py

@@ -0,0 +1,38 @@
+from formalchemy import fields
+from formalchemy import helpers as h
+from fa.jquery.renderers import jQueryFieldRenderer, alias
+
+
+def PyramidAutocompleteFieldRenderer(filter_by='id', renderer=fields.IntegerFieldRenderer, **jq_options):
+    """Use http://docs.jquery.com/UI/Autocomplete with pyramid"""
+
+    class Renderer(renderer):
+
+        def __init__(self, *args, **kwargs):
+            super(Renderer, self).__init__(*args, **kwargs)
+            self.field.render_opts['options'] = []
+
+        def update_options(self, options, kwargs):
+            autocomplete_model = self.field.relation_type().__name__
+            route_url = self.request.route_url(self.request.route_name,
+                                               traverse=(autocomplete_model,'autocomplete'))
+            kwargs['source'] = route_url
+
+        def render(self, **kwargs):
+            filter_by = self.jq_options.get('filter_by')
+            if self.raw_value:
+                label = getattr(self.raw_value, filter_by, u'Not selected')
+            else:
+                label = u''
+
+            html = h.radio_button(self.name, value=self.value, **kwargs)
+            html += h.label(label)
+
+            return ''.join(html)
+
+    jq_options.update(filter_by=filter_by, show_input=False)
+
+    return jQueryFieldRenderer('pyramidautocomplete', renderer=Renderer, **jq_options)
+
+@alias(PyramidAutocompleteFieldRenderer)
+def pyramid_autocomplete(): pass