From e08ce9450bc99da18f4d74333a7dcd35aa33618d Mon Sep 17 00:00:00 2001
From: Piotr Przybylski <piotrprz@gmail.com>
Date: Thu, 18 Aug 2011 14:59:15 +0200
Subject: [PATCH] Faster zebra widget for tablesorter, reduces processing time
 of status variables table from ~200ms to ~100ms

---
 js/server_status.js         | 23 ++++++++++++++++++++---
 js/server_status_monitor.js |  2 +-
 2 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/js/server_status.js b/js/server_status.js
index 1d892e20e4..dcf59d852a 100644
--- a/js/server_status.js
+++ b/js/server_status.js
@@ -43,7 +43,24 @@ $(function() {
         },
         type: "numeric"
     });
-
+    // faster zebra widget: no row visibility check, faster css class switching, no cssChildRow check
+    jQuery.tablesorter.addWidget({
+        id: "fast-zebra",
+        format: function (table) {
+            if (table.config.debug) {
+                var time = new Date();
+            }
+            $("tr:even", table.tBodies[0])
+                .removeClass(table.config.widgetZebra.css[0])
+                .addClass(table.config.widgetZebra.css[1]);
+            $("tr:odd", table.tBodies[0])
+                .removeClass(table.config.widgetZebra.css[1])
+                .addClass(table.config.widgetZebra.css[0]);
+            if (table.config.debug) {
+                $.tablesorter.benchmark("Applying Fast-Zebra widget", time);
+            }
+        }
+    });
 
     // Popup behaviour
     $('a[rel="popupLink"]').click( function() {
@@ -474,7 +491,7 @@ $(function() {
             case 'statustabs_queries':
                 $('#serverstatusqueriesdetails').tablesorter({
                         sortList: [[3, 1]],
-                        widgets: ['zebra'],
+                        widgets: ['fast-zebra'],
                         headers: {
                             1: { sorter: 'fancyNumber' },
                             2: { sorter: 'fancyNumber' }
@@ -489,7 +506,7 @@ $(function() {
             case 'statustabs_allvars':
                 $('#serverstatusvariables').tablesorter({
                         sortList: [[0, 0]],
-                        widgets: ['zebra'],
+                        widgets: ['fast-zebra'],
                         headers: {
                             1: { sorter: 'fancyNumber' }
                         }
diff --git a/js/server_status_monitor.js b/js/server_status_monitor.js
index 7ac2498810..fa0f28eb77 100644
--- a/js/server_status_monitor.js
+++ b/js/server_status_monitor.js
@@ -1680,7 +1680,7 @@ $(function() {
 
         $('div#logTable table').tablesorter({
             sortList: [[cols.length - 1, 1]],
-            widgets: ['zebra']
+            widgets: ['fast-zebra']
         });
 
         $('div#logTable table thead th')