lib/generators/bootstrap/themed/templates/_form.html.erb
<%%= form_for @<%= resource_name %>, :html => { :class => "form-horizontal <%= resource_name %>" } do |f| %>
<%% if @<%= resource_name %>.errors.any? %>
<div id="error_expl" class="panel panel-danger">
<div class="panel-heading">
<h3 class="panel-title"><%%= pluralize(@<%= resource_name %>.errors.count, "error") %> prohibited this <%= resource_name %> from being saved:</h3>
</div>
<div class="panel-body">
<ul>
<%% @<%= resource_name %>.errors.full_messages.each do |msg| %>
<li><%%= msg %></li>
<%% end %>
</ul>
</div>
</div>
<%% end %>
<%- columns.each do |column| -%>
<div class="form-group">
<%%= f.label :<%= column.name %>, :class => 'control-label col-lg-2' %>
<div class="col-lg-10">
<%%= f.<%= column.field_type %> :<%= column.name %>, :class => 'form-control' %>
</div>
<%%=f.error_span(:<%= column.name %>) %>
</div>
<%- end -%>
<div class="form-group">
<div class="col-lg-offset-2 col-lg-10">
<%%= f.submit nil, :class => 'btn btn-primary' %>
<%%= link_to t('.cancel', :default => t("helpers.links.cancel")),
<%= controller_routing_path %>_path, :class => 'btn btn-default' %>
</div>
</div>
<%% end %>