36 lines
3.4 KiB
JavaScript
36 lines
3.4 KiB
JavaScript
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(function($){$.scheduler=function(){this.bucket={};return;};$.scheduler.prototype={schedule:function(){var ctx={"id":null,"time":1000,"repeat":false,"protect":false,"obj":null,"func":function(){},"args":[]};function _isfn(fn){return(!!fn&&typeof fn!="string"&&typeof fn[0]=="undefined"&&RegExp("function","i").test(fn+""));};var i=0;var override=false;if(typeof arguments[i]=="object"&&arguments.length>1){override=true;i++;}
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if(typeof arguments[i]=="object"){for(var option in arguments[i])
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if(typeof ctx[option]!="undefined")
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ctx[option]=arguments[i][option];i++;}
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if(typeof arguments[i]=="number"||(typeof arguments[i]=="string"&&arguments[i].match(RegExp("^[0-9]+[smhdw]$"))))
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ctx["time"]=arguments[i++];if(typeof arguments[i]=="boolean")
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ctx["repeat"]=arguments[i++];if(typeof arguments[i]=="boolean")
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ctx["protect"]=arguments[i++];if(typeof arguments[i]=="object"&&typeof arguments[i+1]=="string"&&_isfn(arguments[i][arguments[i+1]])){ctx["obj"]=arguments[i++];ctx["func"]=arguments[i++];}
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else if(typeof arguments[i]!="undefined"&&(_isfn(arguments[i])||typeof arguments[i]=="string"))
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ctx["func"]=arguments[i++];while(typeof arguments[i]!="undefined")
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ctx["args"].push(arguments[i++]);if(override){if(typeof arguments[1]=="object"){for(var option in arguments[0])
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if(typeof ctx[option]!="undefined"&&typeof arguments[1][option]=="undefined")
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ctx[option]=arguments[0][option];}
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else{for(var option in arguments[0])
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if(typeof ctx[option]!="undefined")
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ctx[option]=arguments[0][option];}
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i++;}
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ctx["_scheduler"]=this;ctx["_handle"]=null;var match=String(ctx["time"]).match(RegExp("^([0-9]+)([smhdw])$"));if(match&&match[0]!="undefined"&&match[1]!="undefined")
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ctx["time"]=String(parseInt(match[1])*{s:1000,m:1000*60,h:1000*60*60,d:1000*60*60*24,w:1000*60*60*24*7}[match[2]]);if(ctx["id"]==null)
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ctx["id"]=(String(ctx["repeat"])+":"
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+String(ctx["protect"])+":"
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+String(ctx["time"])+":"
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+String(ctx["obj"])+":"
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+String(ctx["func"])+":"
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+String(ctx["args"]));if(ctx["protect"])
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if(typeof this.bucket[ctx["id"]]!="undefined")
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return this.bucket[ctx["id"]];if(!_isfn(ctx["func"])){if(ctx["obj"]!=null&&typeof ctx["obj"]=="object"&&typeof ctx["func"]=="string"&&_isfn(ctx["obj"][ctx["func"]]))
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ctx["func"]=ctx["obj"][ctx["func"]];else
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ctx["func"]=eval("function () { "+ctx["func"]+" }");}
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ctx["_handle"]=this._schedule(ctx);this.bucket[ctx["id"]]=ctx;return ctx;},reschedule:function(ctx){if(typeof ctx=="string")
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ctx=this.bucket[ctx];ctx["_handle"]=this._schedule(ctx);return ctx;},_schedule:function(ctx){var trampoline=function(){var obj=(ctx["obj"]!=null?ctx["obj"]:ctx);(ctx["func"]).apply(obj,ctx["args"]);if(typeof(ctx["_scheduler"]).bucket[ctx["id"]]!="undefined"&&ctx["repeat"])
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(ctx["_scheduler"])._schedule(ctx);else
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delete(ctx["_scheduler"]).bucket[ctx["id"]];};return setTimeout(trampoline,ctx["time"]);},cancel:function(ctx){if(typeof ctx=="string")
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ctx=this.bucket[ctx];if(typeof ctx=="object"){clearTimeout(ctx["_handle"]);delete this.bucket[ctx["id"]];}}};$.extend({scheduler$:new $.scheduler(),schedule:function(){return $.scheduler$.schedule.apply($.scheduler$,arguments)},reschedule:function(){return $.scheduler$.reschedule.apply($.scheduler$,arguments)},cancel:function(){return $.scheduler$.cancel.apply($.scheduler$,arguments)}});$.fn.extend({schedule:function(){var a=[{}];for(var i=0;i<arguments.length;i++)
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a.push(arguments[i]);return this.each(function(){a[0]={"id":this,"obj":this};return $.schedule.apply($,a);});}});})(jQuery);
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