Peter M. Groen / knowledgetree

util.js 15 KB
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/*
 * Ext JS Library 1.1 Beta 1
 * Copyright(c) 2006-2007, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://www.extjs.com/license
 */


Ext.util.DelayedTask=function(fn,_2,_3){var id=null,d,t;var _7=function(){var _8=new Date().getTime();if(_8-t>=d){clearInterval(id);id=null;fn.apply(_2,_3||[]);}};this.delay=function(_9,_a,_b,_c){if(id&&_9!=d){this.cancel();}d=_9;t=new Date().getTime();fn=_a||fn;_2=_b||_2;_3=_c||_3;if(!id){id=setInterval(_7,d);}};this.cancel=function(){if(id){clearInterval(id);id=null;}};};

Ext.util.MixedCollection=function(_1,_2){this.items=[];this.map={};this.keys=[];this.length=0;this.addEvents({"clear":true,"add":true,"replace":true,"remove":true,"sort":true});this.allowFunctions=_1===true;if(_2){this.getKey=_2;}Ext.util.MixedCollection.superclass.constructor.call(this);};Ext.extend(Ext.util.MixedCollection,Ext.util.Observable,{allowFunctions:false,add:function(_3,o){if(arguments.length==1){o=arguments[0];_3=this.getKey(o);}if(typeof _3=="undefined"||_3===null){this.length++;this.items.push(o);this.keys.push(null);}else{var _5=this.map[_3];if(_5){return this.replace(_3,o);}this.length++;this.items.push(o);this.map[_3]=o;this.keys.push(_3);}this.fireEvent("add",this.length-1,o,_3);return o;},getKey:function(o){return o.id;},replace:function(_7,o){if(arguments.length==1){o=arguments[0];_7=this.getKey(o);}var _9=this.item(_7);if(typeof _7=="undefined"||_7===null||typeof _9=="undefined"){return this.add(_7,o);}var _a=this.indexOfKey(_7);this.items[_a]=o;this.map[_7]=o;this.fireEvent("replace",_7,_9,o);return o;},addAll:function(_b){if(arguments.length>1||_b instanceof Array){var _c=arguments.length>1?arguments:_b;for(var i=0,_e=_c.length;i<_e;i++){this.add(_c[i]);}}else{for(var _f in _b){if(this.allowFunctions||typeof _b[_f]!="function"){this.add(_b[_f],_f);}}}},each:function(fn,_11){var _12=[].concat(this.items);for(var i=0,len=_12.length;i<len;i++){if(fn.call(_11||_12[i],_12[i],i,len)===false){break;}}},eachKey:function(fn,_16){for(var i=0,len=this.keys.length;i<len;i++){fn.call(_16||window,this.keys[i],this.items[i],i,len);}},find:function(fn,_1a){for(var i=0,len=this.items.length;i<len;i++){if(fn.call(_1a||window,this.items[i],this.keys[i])){return this.items[i];}}return null;},insert:function(_1d,key,o){if(arguments.length==2){o=arguments[1];key=this.getKey(o);}if(_1d>=this.length){return this.add(key,o);}this.length++;this.items.splice(_1d,0,o);if(typeof key!="undefined"&&key!=null){this.map[key]=o;}this.keys.splice(_1d,0,key);this.fireEvent("add",_1d,o,key);return o;},remove:function(o){return this.removeAt(this.indexOf(o));},removeAt:function(_21){if(_21<this.length&&_21>=0){this.length--;var o=this.items[_21];this.items.splice(_21,1);var key=this.keys[_21];if(typeof key!="undefined"){delete this.map[key];}this.keys.splice(_21,1);this.fireEvent("remove",o,key);}},removeKey:function(key){return this.removeAt(this.indexOfKey(key));},getCount:function(){return this.length;},indexOf:function(o){if(!this.items.indexOf){for(var i=0,len=this.items.length;i<len;i++){if(this.items[i]==o){return i;}}return-1;}else{return this.items.indexOf(o);}},indexOfKey:function(key){if(!this.keys.indexOf){for(var i=0,len=this.keys.length;i<len;i++){if(this.keys[i]==key){return i;}}return-1;}else{return this.keys.indexOf(key);}},item:function(key){var _2c=typeof this.map[key]!="undefined"?this.map[key]:this.items[key];return typeof _2c!="function"||this.allowFunctions?_2c:null;},itemAt:function(_2d){return this.items[_2d];},key:function(key){return this.map[key];},contains:function(o){return this.indexOf(o)!=-1;},containsKey:function(key){return typeof this.map[key]!="undefined";},clear:function(){this.length=0;this.items=[];this.keys=[];this.map={};this.fireEvent("clear");},first:function(){return this.items[0];},last:function(){return this.items[this.length-1];},_sort:function(_31,dir,fn){var dsc=String(dir).toUpperCase()=="DESC"?-1:1;fn=fn||function(a,b){return a-b;};var c=[],k=this.keys,_39=this.items;for(var i=0,len=_39.length;i<len;i++){c[c.length]={key:k[i],value:_39[i],index:i};}c.sort(function(a,b){var v=fn(a[_31],b[_31])*dsc;if(v==0){v=(a.index<b.index?-1:1);}return v;});for(var i=0,len=c.length;i<len;i++){_39[i]=c[i].value;k[i]=c[i].key;}this.fireEvent("sort",this);},sort:function(dir,fn){this._sort("value",dir,fn);},keySort:function(dir,fn){this._sort("key",dir,fn||function(a,b){return String(a).toUpperCase()-String(b).toUpperCase();});},getRange:function(_45,end){var _47=this.items;if(_47.length<1){return[];}_45=_45||0;end=Math.min(typeof end=="undefined"?this.length-1:end,this.length-1);var r=[];if(_45<=end){for(var i=_45;i<=end;i++){r[r.length]=_47[i];}}else{for(var i=_45;i>=end;i--){r[r.length]=_47[i];}}return r;},filter:function(_4a,_4b){if(!_4b.exec){_4b=String(_4b);if(_4b.length==0){return this.clone();}_4b=new RegExp("^"+Ext.escapeRe(_4b),"i");}return this.filterBy(function(o){return o&&_4b.test(o[_4a]);});},filterBy:function(fn,_4e){var r=new Ext.util.MixedCollection();r.getKey=this.getKey;var k=this.keys,it=this.items;for(var i=0,len=it.length;i<len;i++){if(fn.call(_4e||this,it[i],k[i])){r.add(k[i],it[i]);}}return r;},clone:function(){var r=new Ext.util.MixedCollection();var k=this.keys,it=this.items;for(var i=0,len=it.length;i<len;i++){r.add(k[i],it[i]);}r.getKey=this.getKey;return r;}});Ext.util.MixedCollection.prototype.get=Ext.util.MixedCollection.prototype.item;

Ext.util.JSON=new(function(){var _1={}.hasOwnProperty?true:false;var _2=function(n){return n<10?"0"+n:n;};var m={"\b":"\\b","\t":"\\t","\n":"\\n","\f":"\\f","\r":"\\r","\"":"\\\"","\\":"\\\\"};var _5=function(s){if(/["\\\x00-\x1f]/.test(s)){return"\""+s.replace(/([\x00-\x1f\\"])/g,function(a,b){var c=m[b];if(c){return c;}c=b.charCodeAt();return"\\u00"+Math.floor(c/16).toString(16)+(c%16).toString(16);})+"\"";}return"\""+s+"\"";};var _a=function(o){var a=["["],b,i,l=o.length,v;for(i=0;i<l;i+=1){v=o[i];switch(typeof v){case"undefined":case"function":case"unknown":break;default:if(b){a.push(",");}a.push(v===null?"null":Ext.util.JSON.encode(v));b=true;}}a.push("]");return a.join("");};var _11=function(o){return"\""+o.getFullYear()+"-"+_2(o.getMonth()+1)+"-"+_2(o.getDate())+"T"+_2(o.getHours())+":"+_2(o.getMinutes())+":"+_2(o.getSeconds())+"\"";};this.encode=function(o){if(typeof o=="undefined"||o===null){return"null";}else{if(o instanceof Array){return _a(o);}else{if(o instanceof Date){return _11(o);}else{if(typeof o=="string"){return _5(o);}else{if(typeof o=="number"){return isFinite(o)?String(o):"null";}else{if(typeof o=="boolean"){return String(o);}else{var a=["{"],b,i,v;for(i in o){if(!_1||o.hasOwnProperty(i)){v=o[i];switch(typeof v){case"undefined":case"function":case"unknown":break;default:if(b){a.push(",");}a.push(this.encode(i),":",v===null?"null":this.encode(v));b=true;}}}a.push("}");return a.join("");}}}}}}};this.decode=function(_18){return eval("("+_18+")");};})();Ext.encode=Ext.util.JSON.encode;Ext.decode=Ext.util.JSON.decode;

Ext.util.Format=function(){var _1=/^\s+|\s+$/g;return{ellipsis:function(_2,_3){if(_2&&_2.length>_3){return _2.substr(0,_3-3)+"...";}return _2;},undef:function(_4){return typeof _4!="undefined"?_4:"";},htmlEncode:function(_5){return!_5?_5:String(_5).replace(/&/g,"&amp;").replace(/>/g,"&gt;").replace(/</g,"&lt;").replace(/"/g,"&quot;");},trim:function(_6){return String(_6).replace(_1,"");},substr:function(_7,_8,_9){return String(_7).substr(_8,_9);},lowercase:function(_a){return String(_a).toLowerCase();},uppercase:function(_b){return String(_b).toUpperCase();},capitalize:function(_c){return!_c?_c:_c.charAt(0).toUpperCase()+_c.substr(1).toLowerCase();},call:function(_d,fn){if(arguments.length>2){var _f=Array.prototype.slice.call(arguments,2);_f.unshift(_d);return eval(fn).apply(window,_f);}else{return eval(fn).call(window,_d);}},usMoney:function(v){v=(Math.round((v-0)*100))/100;v=(v==Math.floor(v))?v+".00":((v*10==Math.floor(v*10))?v+"0":v);return"$"+v;},date:function(v,_12){if(!v){return"";}if(!(v instanceof Date)){v=new Date(Date.parse(v));}return v.dateFormat(_12||"m/d/Y");},dateRenderer:function(_13){return function(v){return Ext.util.Format.date(v,_13);};},stripTagsRE:/<\/?[^>]+>/gi,stripTags:function(v){return!v?v:String(v).replace(this.stripTagsRE,"");}};}();

Ext.util.CSS=function(){var _1=null;var _2=document;var _3=/(-[a-z])/gi;var _4=function(m,a){return a.charAt(1).toUpperCase();};return{createStyleSheet:function(_7){var ss;if(Ext.isIE){ss=_2.createStyleSheet();ss.cssText=_7;}else{var _9=_2.getElementsByTagName("head")[0];var _a=_2.createElement("style");_a.setAttribute("type","text/css");try{_a.appendChild(_2.createTextNode(_7));}catch(e){_a.cssText=_7;}_9.appendChild(_a);ss=_a.styleSheet?_a.styleSheet:(_a.sheet||_2.styleSheets[_2.styleSheets.length-1]);}this.cacheStyleSheet(ss);return ss;},removeStyleSheet:function(id){var _c=_2.getElementById(id);if(_c){_c.parentNode.removeChild(_c);}},swapStyleSheet:function(id,_e){this.removeStyleSheet(id);var ss=_2.createElement("link");ss.setAttribute("rel","stylesheet");ss.setAttribute("type","text/css");ss.setAttribute("id",id);ss.setAttribute("href",_e);_2.getElementsByTagName("head")[0].appendChild(ss);},refreshCache:function(){return this.getRules(true);},cacheStyleSheet:function(ss){if(!_1){_1={};}try{var _11=ss.cssRules||ss.rules;for(var j=_11.length-1;j>=0;--j){_1[_11[j].selectorText]=_11[j];}}catch(e){}},getRules:function(_13){if(_1==null||_13){_1={};var ds=_2.styleSheets;for(var i=0,len=ds.length;i<len;i++){try{this.cacheStyleSheet(ds[i]);}catch(e){}}}return _1;},getRule:function(_17,_18){var rs=this.getRules(_18);if(!(_17 instanceof Array)){return rs[_17];}for(var i=0;i<_17.length;i++){if(rs[_17[i]]){return rs[_17[i]];}}return null;},updateRule:function(_1b,_1c,_1d){if(!(_1b instanceof Array)){var _1e=this.getRule(_1b);if(_1e){_1e.style[_1c.replace(_3,_4)]=_1d;return true;}}else{for(var i=0;i<_1b.length;i++){if(this.updateRule(_1b[i],_1c,_1d)){return true;}}}return false;}};}();

Ext.util.ClickRepeater=function(el,_2){this.el=Ext.get(el);this.el.unselectable();Ext.apply(this,_2);this.addEvents({"mousedown":true,"click":true,"mouseup":true});this.el.on("mousedown",this.handleMouseDown,this);if(this.preventDefault||this.stopDefault){this.el.on("click",function(e){if(this.preventDefault){e.preventDefault();}if(this.stopDefault){e.stopEvent();}},this);}if(this.handler){this.on("click",this.handler,this.scope||this);}Ext.util.ClickRepeater.superclass.constructor.call(this);};Ext.extend(Ext.util.ClickRepeater,Ext.util.Observable,{interval:20,delay:250,preventDefault:true,stopDefault:false,timer:0,docEl:Ext.get(document),handleMouseDown:function(){clearTimeout(this.timer);this.el.blur();if(this.pressClass){this.el.addClass(this.pressClass);}this.mousedownTime=new Date();this.docEl.on("mouseup",this.handleMouseUp,this);this.el.on("mouseout",this.handleMouseOut,this);this.fireEvent("mousedown",this);this.fireEvent("click",this);this.timer=this.click.defer(this.delay||this.interval,this);},click:function(){this.fireEvent("click",this);this.timer=this.click.defer(this.getInterval(),this);},getInterval:function(){if(!this.accelerate){return this.interval;}var _4=this.mousedownTime.getElapsed();if(_4<500){return 400;}else{if(_4<1700){return 320;}else{if(_4<2600){return 250;}else{if(_4<3500){return 180;}else{if(_4<4400){return 140;}else{if(_4<5300){return 80;}else{if(_4<6200){return 50;}else{return 10;}}}}}}}},handleMouseOut:function(){clearTimeout(this.timer);if(this.pressClass){this.el.removeClass(this.pressClass);}this.el.on("mouseover",this.handleMouseReturn,this);},handleMouseReturn:function(){this.el.un("mouseover",this.handleMouseReturn);if(this.pressClass){this.el.addClass(this.pressClass);}this.click();},handleMouseUp:function(){clearTimeout(this.timer);this.el.un("mouseover",this.handleMouseReturn);this.el.un("mouseout",this.handleMouseOut);this.docEl.un("mouseup",this.handleMouseUp);this.el.removeClass(this.pressClass);this.fireEvent("mouseup",this);}});

Ext.KeyNav=function(el,_2){this.el=Ext.get(el);Ext.apply(this,_2);if(!this.disabled){this.disabled=true;this.enable();}};Ext.KeyNav.prototype={disabled:false,defaultEventAction:"stopEvent",prepareEvent:function(e){var k=e.getKey();var h=this.keyToHandler[k];if(Ext.isSafari&&h&&k>=37&&k<=40){e.stopEvent();}},relay:function(e){var k=e.getKey();var h=this.keyToHandler[k];if(h&&this[h]){if(this.doRelay(e,this[h],h)!==true){e[this.defaultEventAction]();}}},doRelay:function(e,h,_b){return h.call(this.scope||this,e);},enter:false,left:false,right:false,up:false,down:false,tab:false,esc:false,pageUp:false,pageDown:false,del:false,home:false,end:false,keyToHandler:{37:"left",39:"right",38:"up",40:"down",33:"pageUp",34:"pageDown",46:"del",36:"home",35:"end",13:"enter",27:"esc",9:"tab"},enable:function(){if(this.disabled){if(Ext.isIE){this.el.on("keydown",this.relay,this);}else{this.el.on("keydown",this.prepareEvent,this);this.el.on("keypress",this.relay,this);}this.disabled=false;}},disable:function(){if(!this.disabled){if(Ext.isIE){this.el.un("keydown",this.relay);}else{this.el.un("keydown",this.prepareEvent);this.el.un("keypress",this.relay);}this.disabled=true;}}};

Ext.KeyMap=function(el,_2,_3){this.el=Ext.get(el);this.eventName=_3||"keydown";this.bindings=[];if(_2 instanceof Array){for(var i=0,_5=_2.length;i<_5;i++){this.addBinding(_2[i]);}}else{this.addBinding(_2);}this.keyDownDelegate=Ext.EventManager.wrap(this.handleKeyDown,this,true);this.enable();};Ext.KeyMap.prototype={stopEvent:false,addBinding:function(_6){var _7=_6.key,_8=_6.shift,_9=_6.ctrl,_a=_6.alt,fn=_6.fn,_c=_6.scope;if(typeof _7=="string"){var ks=[];var _e=_7.toUpperCase();for(var j=0,len=_e.length;j<len;j++){ks.push(_e.charCodeAt(j));}_7=ks;}var _11=_7 instanceof Array;var _12=function(e){if((!_8||e.shiftKey)&&(!_9||e.ctrlKey)&&(!_a||e.altKey)){var k=e.getKey();if(_11){for(var i=0,len=_7.length;i<len;i++){if(_7[i]==k){if(this.stopEvent){e.stopEvent();}fn.call(_c||window,k,e);return;}}}else{if(k==_7){if(this.stopEvent){e.stopEvent();}fn.call(_c||window,k,e);}}}};this.bindings.push(_12);},handleKeyDown:function(e){if(this.enabled){var b=this.bindings;for(var i=0,len=b.length;i<len;i++){b[i].call(this,e);}}},isEnabled:function(){return this.enabled;},enable:function(){if(!this.enabled){this.el.on(this.eventName,this.keyDownDelegate);this.enabled=true;}},disable:function(){if(this.enabled){this.el.removeListener(this.eventName,this.keyDownDelegate);this.enabled=false;}}};

Ext.util.TextMetrics=function(){var _1;return{measure:function(el,_3,_4){if(!_1){_1=Ext.util.TextMetrics.Instance(el,_4);}_1.bind(el);_1.setFixedWidth(_4||"auto");return _1.getSize(_3);},createInstance:function(el,_6){return Ext.util.TextMetrics.Instance(el,_6);}};}();Ext.util.TextMetrics.Instance=function(_7,_8){var ml=new Ext.Element(document.createElement("div"));document.body.appendChild(ml.dom);ml.position("absolute");ml.setLeftTop(-1000,-1000);ml.hide();if(_8){ml.setWidth(_8);}var _a={getSize:function(_b){ml.update(_b);var s=ml.getSize();ml.update("");return s;},bind:function(el){ml.setStyle(Ext.fly(el).getStyles("font-size","font-style","font-weight","font-family","line-height"));},setFixedWidth:function(_e){ml.setWidth(_e);},getWidth:function(_f){ml.dom.style.width="auto";return this.getSize(_f).width;},getHeight:function(_10){return this.getSize(_10).height;}};_a.bind(_7);return _a;};Ext.Element.measureText=Ext.util.TextMetrics.measure;