add FieldSet.allow_continue, updated template

edbob/pyramid/forms/formalchemy.py

@@ -80,6 +80,7 @@ class FieldSet(formalchemy.FieldSet):
         self.route_name = route_name or (self.class_name + 's')
         self.url_action = url_action or url(self.route_name)
         self.url_cancel = url_cancel or url(self.route_name)
+        self.allow_continue = kwargs.pop('allow_continue', False)
 
     def get_display_text(self):
         return unicode(self.model)

edbob/pyramid/static/css/edbob.css

@@ -390,8 +390,10 @@ div.field-couple div.field select {
     width: 320px;
 }
 
+/* unbound checkbox field, e.g. 'add another' */
 div.checkbox {
     margin: 15px 0px;
+    padding-left: 3px;
 }
 
 table.fieldset tbody tr {

edbob/pyramid/templates/forms/fieldset.mako

@@ -35,6 +35,13 @@
 
   % endfor
 
+  % if fieldset.allow_continue:
+      <div class="checkbox">
+        ${h.checkbox('add-another', checked=True)}
+        <label for="add-another">Add another after this one</label>
+      </div>
+  % endif
+
   <div class="buttons">
     ${h.submit('submit', "Save")}
     <button type="button" class="cancel">Cancel</button>