var Ext=Ext||{};Ext._startTime=new Date().getTime();(function(){var g=this,a=Object.prototype,h=a.toString,b=true,f={toString:1},e=function(){},d=function(){var i=d.caller.caller;return i.$owner.prototype[i.$name].apply(this,arguments)},c;Ext.global=g;for(c in f){b=null}if(b){b=["hasOwnProperty", "valueOf","isPrototypeOf","propertyIsEnumerable","toLocaleString","toString","constructor"]} Ext.enumerables=b;Ext.apply=function(o,n,q){if(q){Ext.apply(o,q)}if(o&&n&&typeof n==="object"){var p,m,l;for(p in n){o[p]=n[p]}if(b){for(m=b.length;m--;){l=b[m];if(n.hasOwnProperty(l)){o[l]=n[l]}}}}return o};Ext.buildSettings=Ext.apply({baseCSSPrefix:"x-",scopeResetCSS:false},Ext.buildSettings||{});Ext.apply(Ext,{name:Ext.sandboxName||"Ext",emptyFn:e,emptyString:new String(),baseCSSPrefix:Ext.buildSettings.baseCSSPrefix,applyIf:function(j,i){var k;if(j){for(k in i){if(j[k]===undefined){j[k]=i[k]}}}return j},iterate:function(i,k,j){if(Ext.isEmpty(i)){return}if(j===undefined){j=i}if(Ext.isIterable(i)){Ext.Array.each.call(Ext.Array,i,k,j)}else{Ext.Object.each.call(Ext.Object,i,k,j)}}});Ext.apply(Ext,{extend:(function(){var i=a.constructor,j=function(l){for(var k in l){if(!l.hasOwnProperty(k)){continue}this[k]=l[k]}};return function(k,p,n){if(Ext.isObject(p)){n=p;p=k;k=n.constructor!==i?n.constructor:function(){p.apply(this,arguments)}}var m=function(){},l,o=p.prototype;m.prototype=o;l=k.prototype=new m();l.constructor=k;k.superclass=o;if(o.constructor===i){o.constructor=p}k.override=function(q){Ext.override(k,q)};l.override=j;l.proto=l;k.override(n);k.extend=function(q){return Ext.extend(k,q)};return k}}()),override:function(l,m){if(l.$isClass){l.override(m)}else{if(typeof l=="function"){Ext.apply(l.prototype,m)}else{var i=l.self,j,k;if(i&&i.$isClass){for(j in m){if(m.hasOwnProperty(j)){k=m[j];if(typeof k=="function"){k.$name=j;k.$owner=i;k.$previous=l.hasOwnProperty(j)?l[j]:d}l[j]=k}}}else{Ext.apply(l,m)}}}return l}});Ext.apply(Ext,{valueFrom:function(k,i,j){return Ext.isEmpty(k,j)?i:k},typeOf:function(j){var i,k;if(j===null){return"null"}i=typeof j;if(i==="undefined"||i==="string"||i==="number"||i==="boolean"){return i}k=h.call(j);switch(k){case"[object Array]":return"array";case"[object Date]":return"date";case"[object Boolean]":return"boolean";case"[object Number]":return"number";case"[object RegExp]":return"regexp"}if(i==="function"){return"function"}if(i==="object"){if(j.nodeType!==undefined){if(j.nodeType===3){return(/\S/).test(j.nodeValue)?"textnode":"whitespace"}else{return"element"}}return"object"}},isEmpty:function(i,j){return(i===null)||(i===undefined)||(!j?i==="":false)||(Ext.isArray(i)&&i.length===0)},isArray:("isArray" in Array)?Array.isArray:function(i){return h.call(i)==="[object Array]"},isDate:function(i){return h.call(i)==="[object Date]"},isObject:(h.call(null)==="[object Object]")?function(i){return i!==null&&i!==undefined&&h.call(i)==="[object Object]"&&i.ownerDocument===undefined}:function(i){return h.call(i)==="[object Object]"},isSimpleObject:function(i){return i instanceof Object&&i.constructor===Object},isPrimitive:function(j){var i=typeof j;return i==="string"||i==="number"||i==="boolean"},isFunction:(typeof document!=="undefined"&&typeof document.getElementsByTagName("body")==="function")?function(i){return h.call(i)==="[object Function]"}:function(i){return typeof i==="function"},isNumber:function(i){return typeof i==="number"&&isFinite(i)},isNumeric:function(i){return !isNaN(parseFloat(i))&&isFinite(i)},isString:function(i){return typeof i==="string"},isBoolean:function(i){return typeof i==="boolean"},isElement:function(i){return i?i.nodeType===1:false},isTextNode:function(i){return i?i.nodeName==="#text":false},isDefined:function(i){return typeof i!=="undefined"},isIterable:function(j){var i=typeof j,k=false;if(j&&i!="string"){if(i=="function"){if(Ext.isSafari){k=j instanceof NodeList||j instanceof HTMLCollection}}else{k=true}}return

About

ExtDesenv blog is all about Sencha frameworks, products and news. Sencha is used by over two million developers, and here you will find a lot of examples showing how to do things with the lead HTML5 frameworks: Ext JS and Touch.

Bruno Tavares works as Solutions Engineer at Sencha. Prior joining Sencha, he ran his own Ext JS consultancy company, training and developing for different companies in Brazil and UK. Bruno accumulates 5 years working with Ext JS, and recently has been involved in several mobile projects using Sencha Touch. More info at his linkedin profile.

bruno[at]tavares.me, or check a complete contact info at http://bruno.tavares.me