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------------------------------------------------------------
revno: 17021
committer: Lars Helge Overland <larshelge@xxxxxxxxx>
branch nick: dhis2
timestamp: Thu 2014-10-09 14:31:08 +0200
message:
  Added util method
modified:
  dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/dhis2/dhis2.util.js


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=== modified file 'dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/dhis2/dhis2.util.js'
--- dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/dhis2/dhis2.util.js	2014-08-27 14:03:18 +0000
+++ dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/dhis2/dhis2.util.js	2014-10-09 12:31:08 +0000
@@ -166,6 +166,16 @@
 };
 
 /**
+ * Convenience method to be used from inside custom forms. When a function is
+ * registered inside a form it will be loaded every time the form is loaded,
+ * hence the need to unregister and the register the function.
+ */
+dhis2.util.on = function( event, fn )
+{
+    $( document ).off( event ).on( event, fn );
+};
+
+/**
  * adds ':containsNC' to filtering.
  * $(sel).find(':containsNC(key)').doSomething();
  */