htsworkflow/frontend/static/js/jquery.timers-1.0.0.js

   1 /**\r
   2  * jQuery.timers - Timer abstractions for jQuery\r
   3  * Written by Blair Mitchelmore (blair DOT mitchelmore AT gmail DOT com)\r
   4  * Licensed under the WTFPL (http://sam.zoy.org/wtfpl/).\r
   5  * Date: 2008/08/26\r
   6  *\r
   7  * @author Blair Mitchelmore\r
   8  * @version 1.0.0\r
   9  *\r
  10  **/\r
  11 \r
  12 jQuery.fn.extend({\r
  13         everyTime: function(interval, label, fn, times, belay) {\r
  14                 return this.each(function() {\r
  15                         jQuery.timer.add(this, interval, label, fn, times, belay);\r
  16                 });\r
  17         },\r
  18         oneTime: function(interval, label, fn) {\r
  19                 return this.each(function() {\r
  20                         jQuery.timer.add(this, interval, label, fn, 1);\r
  21                 });\r
  22         },\r
  23         stopTime: function(label, fn) {\r
  24                 return this.each(function() {\r
  25                         jQuery.timer.remove(this, label, fn);\r
  26                 });\r
  27         }\r
  28 });\r
  29 \r
  30 jQuery.extend({\r
  31         timer: {\r
  32                 guid: 1,\r
  33                 global: {},\r
  34                 regex: /^([0-9]+)\s*(.*s)?$/,\r
  35                 powers: {\r
  36                         // Yeah this is major overkill...\r
  37                         'ms': 1,\r
  38                         'cs': 10,\r
  39                         'ds': 100,\r
  40                         's': 1000,\r
  41                         'das': 10000,\r
  42                         'hs': 100000,\r
  43                         'ks': 1000000\r
  44                 },\r
  45                 timeParse: function(value) {\r
  46                         if (value == undefined || value == null)\r
  47                                 return null;\r
  48                         var result = this.regex.exec(jQuery.trim(value.toString()));\r
  49                         if (result[2]) {\r
  50                                 var num = parseInt(result[1], 10);\r
  51                                 var mult = this.powers[result[2]] || 1;\r
  52                                 return num * mult;\r
  53                         } else {\r
  54                                 return value;\r
  55                         }\r
  56                 },\r
  57                 add: function(element, interval, label, fn, times, belay) {\r
  58                         var counter = 0;\r
  59                         \r
  60                         if (jQuery.isFunction(label)) {\r
  61                                 if (!times) \r
  62                                         times = fn;\r
  63                                 fn = label;\r
  64                                 label = interval;\r
  65                         }\r
  66                         \r
  67                         interval = jQuery.timer.timeParse(interval);\r
  68 \r
  69                         if (typeof interval != 'number' || isNaN(interval) || interval <= 0)\r
  70                                 return;\r
  71 \r
  72                         if (times && times.constructor != Number) {\r
  73                                 belay = !!times;\r
  74                                 times = 0;\r
  75                         }\r
  76                         \r
  77                         times = times || 0;\r
  78                         belay = belay || false;\r
  79                         \r
  80                         if (!element.$timers) \r
  81                                 element.$timers = {};\r
  82                         \r
  83                         if (!element.$timers[label])\r
  84                                 element.$timers[label] = {};\r
  85                         \r
  86                         fn.$timerID = fn.$timerID || this.guid++;\r
  87                         \r
  88                         var handler = function() {\r
  89                                 if (belay && this.inProgress) \r
  90                                         return;\r
  91                                 this.inProgress = true;\r
  92                                 if ((++counter > times && times !== 0) || fn.call(element, counter) === false)\r
  93                                         jQuery.timer.remove(element, label, fn);\r
  94                                 this.inProgress = false;\r
  95                         };\r
  96                         \r
  97                         handler.$timerID = fn.$timerID;\r
  98                         \r
  99                         if (!element.$timers[label][fn.$timerID]) \r
 100                                 element.$timers[label][fn.$timerID] = window.setInterval(handler,interval);\r
 101                         \r
 102                         if ( !this.global[label] )\r
 103                                 this.global[label] = [];\r
 104                         this.global[label].push( element );\r
 105                         \r
 106                 },\r
 107                 remove: function(element, label, fn) {\r
 108                         var timers = element.$timers, ret;\r
 109                         \r
 110                         if ( timers ) {\r
 111                                 \r
 112                                 if (!label) {\r
 113                                         for ( label in timers )\r
 114                                                 this.remove(element, label, fn);\r
 115                                 } else if ( timers[label] ) {\r
 116                                         if ( fn ) {\r
 117                                                 if ( fn.$timerID ) {\r
 118                                                         window.clearInterval(timers[label][fn.$timerID]);\r
 119                                                         delete timers[label][fn.$timerID];\r
 120                                                 }\r
 121                                         } else {\r
 122                                                 for ( var fn in timers[label] ) {\r
 123                                                         window.clearInterval(timers[label][fn]);\r
 124                                                         delete timers[label][fn];\r
 125                                                 }\r
 126                                         }\r
 127                                         \r
 128                                         for ( ret in timers[label] ) break;\r
 129                                         if ( !ret ) {\r
 130                                                 ret = null;\r
 131                                                 delete timers[label];\r
 132                                         }\r
 133                                 }\r
 134                                 \r
 135                                 for ( ret in timers ) break;\r
 136                                 if ( !ret ) \r
 137                                         element.$timers = null;\r
 138                         }\r
 139                 }\r
 140         }\r
 141 });\r
 142 \r
 143 if (jQuery.browser.msie)\r
 144         jQuery(window).one("unload", function() {\r
 145                 var global = jQuery.timer.global;\r
 146                 for ( var label in global ) {\r
 147                         var els = global[label], i = els.length;\r
 148                         while ( --i )\r
 149                                 jQuery.timer.remove(els[i], label);\r
 150                 }\r
 151         });\r