libs/js/jquery-mobile-1.0.1pre/tests/speed/stats/startup.js

   1 (function(Perf) {
   2         var $listPage = $( "#list-page" ), firstCounter = 0;
   3
   4         Perf.setCurrentRev();
   5         Perf.pageLoadStart = Date.now();
   6
   7         $listPage.live( "pagebeforecreate", function() {
   8                 if( firstCounter == 0 ) {
   9                         Perf.pageCreateStart = Date.now();
  10                         firstCounter++;
  11                 }
  12         });
  13
  14         $listPage.live( "pageinit", function( event ) {
  15                 // if a child page init is fired ignore it, we only
  16                 // want the top level page init event
  17                 if( event.target !== $("#list-page")[0] ){
  18                         return;
  19                 }
  20
  21                 Perf.pageLoadEnd = Date.now();
  22
  23                 // report the time taken for a full app boot
  24                 Perf.report({
  25                         datapoint: "fullboot",
  26                         value: Perf.pageLoadEnd - Perf.pageLoadStart
  27                 });
  28
  29                 // record the time taken to load and enhance the page
  30                 // start polling for a new revision
  31                 Perf.report({
  32                         datapoint: "pageload",
  33                         value: Perf.pageCreateStart - Perf.pageLoadStart,
  34                         after: function() {
  35                                 Perf.poll();
  36                         }
  37                 });
  38         });
  39 })(window.Perf);