//>>built
define("dojo/Stateful",["./_base/declare","./_base/lang","./_base/array","./when"],function(_1,_2,_3,_4){return _1("dojo.Stateful",null,{_attrPairNames:{},_getAttrNames:function(_5){var _6=this._attrPairNames;if(_6[_5]){return _6[_5];}return (_6[_5]={s:"_"+_5+"Setter",g:"_"+_5+"Getter"});},postscript:function(_7){if(_7){this.set(_7);}},_get:function(_8,_9){return typeof this[_9.g]==="function"?this[_9.g]():this[_8];},get:function(_a){return this._get(_a,this._getAttrNames(_a));},set:function(_b,_c){if(typeof _b==="object"){for(var x in _b){if(_b.hasOwnProperty(x)&&x!="_watchCallbacks"){this.set(x,_b[x]);}}return this;}var _d=this._getAttrNames(_b),_e=this._get(_b,_d),_f=this[_d.s],_10;if(typeof _f==="function"){_10=_f.apply(this,Array.prototype.slice.call(arguments,1));}else{this[_b]=_c;}if(this._watchCallbacks){var _11=this;_4(_10,function(){_11._watchCallbacks(_b,_e,_c);});}return this;},_changeAttrValue:function(_12,_13){var _14=this.get(_12);this[_12]=_13;if(this._watchCallbacks){this._watchCallbacks(_12,_14,_13);}return this;},watch:function(_15,_16){var _17=this._watchCallbacks;if(!_17){var _18=this;_17=this._watchCallbacks=function(_19,_1a,_1b,_1c){var _1d=function(_1e){if(_1e){_1e=_1e.slice();for(var i=0,l=_1e.length;i<l;i++){_1e[i].call(_18,_19,_1a,_1b);}}};_1d(_17["_"+_19]);if(!_1c){_1d(_17["*"]);}};}if(!_16&&typeof _15==="function"){_16=_15;_15="*";}else{_15="_"+_15;}var _1f=_17[_15];if(typeof _1f!=="object"){_1f=_17[_15]=[];}_1f.push(_16);var _20={};_20.unwatch=_20.remove=function(){var _21=_3.indexOf(_1f,_16);if(_21>-1){_1f.splice(_21,1);}};return _20;}});});