event-custom-base-min.js revision 00a8d162b35725b8d543888e516723f5cb222f72
YUI.add("event-custom-base",function(E){E.Env.evt={handles:{},plugins:{}};(function(){var F=0,G=1;E.Do={objs:{},before:function(I,K,L,M){var J=I,H;if(M){H=[I,M].concat(E.Array(arguments,4,true));J=E.rbind.apply(E,H);}return this._inject(F,J,K,L);},after:function(I,K,L,M){var J=I,H;if(M){H=[I,M].concat(E.Array(arguments,4,true));J=E.rbind.apply(E,H);}return this._inject(G,J,K,L);},_inject:function(H,J,K,M){var N=E.stamp(K),L,I;if(!this.objs[N]){this.objs[N]={};}L=this.objs[N];if(!L[M]){L[M]=new E.Do.Method(K,M);K[M]=function(){return L[M].exec.apply(L[M],arguments);};}I=N+E.stamp(J)+M;L[M].register(I,J,H);return new E.EventHandle(L[M],I);},detach:function(H){if(H.detach){H.detach();}},_unload:function(I,H){}};E.Do.Method=function(H,I){this.obj=H;this.methodName=I;this.method=H[I];this.before={};this.after={};};E.Do.Method.prototype.register=function(I,J,H){if(H){this.after[I]=J;}else{this.before[I]=J;}};E.Do.Method.prototype._delete=function(H){delete this.before[H];delete this.after[H];};E.Do.Method.prototype.exec=function(){var J=E.Array(arguments,0,true),K,I,N,L=this.before,H=this.after,M=false;for(K in L){if(L.hasOwnProperty(K)){I=L[K].apply(this.obj,J);if(I){switch(I.constructor){case E.Do.Halt:return I.retVal;case E.Do.AlterArgs:J=I.newArgs;break;case E.Do.Prevent:M=true;break;default:}}}}if(!M){I=this.method.apply(this.obj,J);}for(K in H){if(H.hasOwnProperty(K)){N=H[K].apply(this.obj,J);if(N&&N.constructor==E.Do.Halt){return N.retVal;}else{if(N&&N.constructor==E.Do.AlterReturn){I=N.newRetVal;}}}}return I;};E.Do.AlterArgs=function(I,H){this.msg=I;this.newArgs=H;};E.Do.AlterReturn=function(I,H){this.msg=I;this.newRetVal=H;};E.Do.Halt=function(I,H){this.msg=I;this.retVal=H;};E.Do.Prevent=function(H){this.msg=H;};E.Do.Error=E.Do.Halt;})();var D="after",B=["broadcast","monitor","bubbles","context","contextFn","currentTarget","defaultFn","defaultTargetOnly","details","emitFacade","fireOnce","host","preventable","preventedFn","queuable","silent","stoppedFn","target","type"],C=9,A="yui:log";E.EventHandle=function(F,G){this.evt=F;this.sub=G;};E.EventHandle.prototype={detach:function(){var F=this.evt,H=0,G;if(F){if(E.Lang.isArray(F)){for(G=0;G<F.length;G++){H+=F[G].detach();}}else{F._delete(this.sub);H=1;}}return H;}};E.CustomEvent=function(F,G){G=G||{};this.id=E.stamp(this);this.type=F;this.context=E;this.logSystem=(F==A);this.silent=this.logSystem;this.subscribers={};this.afters={};this.preventable=true;this.bubbles=true;this.signature=C;this.subCount=0;this.afterCount=0;this.applyConfig(G,true);};E.CustomEvent.prototype={hasSubs:function(F){var I=this.subCount,G=this.afterCount,H=this.sibling;if(H){I+=H.subCount;G+=H.afterCount;}if(F){return(F=="after")?G:I;}return(I+G);},getSubs:function(F){var I=E.merge(this.subscribers),G=E.merge(this.afters),H=this.sibling;if(H){E.mix(I,H.subscribers);E.mix(G,H.afters);}return[I,G];},applyConfig:function(G,F){if(G){E.mix(this,G,F,B);}},_on:function(J,H,G,F){if(!J){this.log("Invalid callback for CE: "+this.type);}var I=new E.Subscriber(J,H,G,F);if(this.fireOnce&&this.fired){setTimeout(E.bind(this._notify,this,I,this.firedWith),0);}if(F==D){this.afters[I.id]=I;this.afterCount++;}else{this.subscribers[I.id]=I;this.subCount++;}return new E.EventHandle(this,I);},subscribe:function(H,G){var F=(arguments.length>2)?E.Array(arguments,2,true):null;return this._on(H,G,F,true);},on:function(H,G){var F=(arguments.length>2)?E.Array(arguments,2,true):null;return this._on(H,G,F,true);},after:function(H,G){var F=(arguments.length>2)?E.Array(arguments,2,true):null;return this._on(H,G,F,D);},detach:function(J,H){if(J&&J.detach){return J.detach();}var K=0,G=this.subscribers,F,I;for(F in G){if(G.hasOwnProperty(F)){I=G[F];if(I&&(!J||J===I.fn)){this._delete(I);K++;}}}return K;},unsubscribe:function(){return this.detach.apply(this,arguments);},_notify:function(I,H,F){this.log(this.type+"->"+"sub: "+I.id);var G;G=I.notify(H,this);if(false===G||this.stopped>1){this.log(this.type+" cancelled by subscriber");return false;}return true;},log:function(G,F){if(!this.silent){}},fire:function(){if(this.fireOnce&&this.fired){this.log("fireOnce event: "+this.type+" already fired");return true;}else{var F=E.Array(arguments,0,true);this.fired=true;this.firedWith=F;if(this.emitFacade){return this.fireComplex(F);}else{return this.fireSimple(F);}}},fireSimple:function(F){this.stopped=0;this.prevented=0;if(this.hasSubs()){var G=this.getSubs();this._procSubs(G[0],F);this._procSubs(G[1],F);}this._broadcast(F);return this.stopped?false:true;},fireComplex:function(F){F[0]=F[0]||{};return this.fireSimple(F);},_procSubs:function(I,G,F){var J,H;for(H in I){if(I.hasOwnProperty(H)){J=I[H];if(J&&J.fn){if(false===this._notify(J,G,F)){this.stopped=2;}if(this.stopped==2){return false;}}}}return true;},_broadcast:function(G){if(!this.stopped&&this.broadcast){var F=E.Array(G);F.unshift(this.type);if(this.host!==E){E.fire.apply(E,F);}if(this.broadcast==2){E.Global.fire.apply(E.Global,F);}}},unsubscribeAll:function(){return this.detachAll.apply(this,arguments);},detachAll:function(){return this.detach();},_delete:function(F){if(F){delete F.fn;delete F.context;delete this.subscribers[F.id];delete this.afters[F.id];}}};E.Subscriber=function(H,G,F){this.fn=H;this.context=G;this.id=E.stamp(this);this.args=F;this.events=null;};E.Subscriber.prototype={_notify:function(J,H,I){var F=this.args,G;switch(I.signature){case 0:G=this.fn.call(J,I.type,H,J);break;case 1:G=this.fn.call(J,H[0]||null,J);break;default:if(F||H){H=H||[];F=(F)?H.concat(F):H;G=this.fn.apply(J,F);}else{G=this.fn.call(J);}}return G;},notify:function(G,I){var J=this.context,F=true;if(!J){J=(I.contextFn)?I.contextFn():I.context;}if(E.config.throwFail){F=this._notify(J,G,I);}else{try{F=this._notify(J,G,I);}catch(H){E.error(this+" failed: "+H.message,H);}}return F;},contains:function(G,F){if(F){return((this.fn==G)&&this.context==F);}else{return(this.fn==G);}}};(function(){var F=E.Lang,I=":",J="|",K="~AFTER~",H=E.cached(function(L){return L.replace(/(.*)(:)(.*)/,"*$2$3");
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