From a82d3f88b64994fab5f37cfc7bc8967616d0a71d Mon Sep 17 00:00:00 2001
From: Tim Richardson <tim@tim-richardson.net>
Date: Mon, 24 Nov 2014 23:34:00 +1100
Subject: [PATCH] boolean widgets in the SQLFORM.grid search widget should be
 "off" if unchecked.

---
 gluon/sqlhtml.py | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/gluon/sqlhtml.py b/gluon/sqlhtml.py
index 4bac53c4..f4d6f31e 100644
--- a/gluon/sqlhtml.py
+++ b/gluon/sqlhtml.py
@@ -1878,7 +1878,15 @@ class SQLFORM(FORM):
         function %(prefix)s_build_query(aggregator,a) {
           var b=a.replace('.','-');
           var option = jQuery('#%(field_id)s_'+b+' select').val();
-          var value = jQuery('#%(value_id)s_'+b).val().replace('"','\\\\"');
+          var value;
+          var $value_item = jQuery('#%(value_id)s_'+b);
+          if ($value_item.is(':checkbox')){
+            if  ($value_item.is(':checked'))
+                    value = "on";
+            else  value = 'off';
+          }
+          else
+          { value = $value_item.val().replace('"','\\\\"')}
           var s=a+' '+option+' "'+value+'"';
           var k=jQuery('#%(keywords_id)s');
           var v=k.val();