fix for bug29368 which may have consequences. Please code reviewers, pls. check for...

diff --git a/resources/jquery/jquery.suggestions.js b/resources/jquery/jquery.suggestions.js
index 64e06d9..828e96d 100644 (file)
--- a/resources/jquery/jquery.suggestions.js
+++ b/resources/jquery/jquery.suggestions.js
@@ -66,20 +66,26 @@ $.suggestions = {
        },
        /**
         * Ask the user-specified callback for new suggestions. Any previous delayed call to this function still pending
-        * will be canceled.  If the value in the textbox hasn't changed since the last time suggestions were fetched, this
+        * will be canceled.  If the value in the textbox is or hasn't changed since the last time suggestions were fetched, this
         * function does nothing.
         * @param {Boolean} delayed Whether or not to delay this by the currently configured amount of time
         */
        update: function( context, delayed ) {
-               // Only fetch if the value in the textbox changed
+               // Only fetch if the value in the textbox changed and is not empty
                function maybeFetch() {
-                       if ( context.data.$textbox.val() !== context.data.prevText ) {
+                       if ( ( context.data.$textbox.val().length != 0 ) && ( context.data.$textbox.val() !== context.data.prevText ) ) {
                                context.data.prevText = context.data.$textbox.val();
                                if ( typeof context.config.fetch == 'function' ) {
                                        context.config.fetch.call( context.data.$textbox, context.data.$textbox.val() );
                                }
                        }
                }
+
+               // clear result div if the value in the text is empty
+               if ( context.data.$textbox.val().length != 0 ) {
+                       context.data.$container.hide();
+               }
+
                // Cancel previous call
                if ( context.data.timerID != null ) {
                        clearTimeout( context.data.timerID );