root / trunk / web / dojo / dojox / collections / Dictionary.js
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.collections.Dictionary"]){ |
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| 9 | dojo._hasResource["dojox.collections.Dictionary"]=true; |
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| 10 | dojo.provide("dojox.collections.Dictionary");
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| 11 | dojo.require("dojox.collections._base");
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| 12 | dojox.collections.Dictionary=function(_1){ |
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| 13 | var _2={};
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| 14 | this.count=0; |
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| 15 | var _3={};
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| 16 | this.add=function(k,v){ |
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| 17 | var b=(k in _2); |
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| 18 | _2[k]=new dojox.collections.DictionaryEntry(k,v);
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| 19 | if(!b){
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| 20 | this.count++;
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| 21 | } |
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| 22 | }; |
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| 23 | this.clear=function(){ |
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| 24 | _2={};
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| 25 | this.count=0; |
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| 26 | }; |
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| 27 | this.clone=function(){ |
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| 28 | return new dojox.collections.Dictionary(this); |
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| 29 | }; |
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| 30 | this.contains=this.containsKey=function(k){ |
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| 31 | if(_3[k]){
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| 32 | return false; |
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| 33 | } |
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| 34 | return (_2[k]!=null); |
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| 35 | }; |
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| 36 | this.containsValue=function(v){ |
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| 37 | var e=this.getIterator(); |
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| 38 | while(e.get()){
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| 39 | if(e.element.value==v){
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| 40 | return true; |
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| 41 | } |
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| 42 | } |
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| 43 | return false; |
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| 44 | }; |
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| 45 | this.entry=function(k){ |
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| 46 | return _2[k];
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| 47 | }; |
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| 48 | this.forEach=function(fn,_4){ |
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| 49 | var a=[];
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| 50 | for(var p in _2){ |
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| 51 | if(!_3[p]){
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| 52 | a.push(_2[p]); |
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| 53 | } |
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| 54 | } |
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| 55 | dojo.forEach(a,fn,_4); |
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| 56 | }; |
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| 57 | this.getKeyList=function(){ |
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| 58 | return (this.getIterator()).map(function(_5){ |
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| 59 | return _5.key;
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| 60 | }); |
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| 61 | }; |
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| 62 | this.getValueList=function(){ |
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| 63 | return (this.getIterator()).map(function(_6){ |
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| 64 | return _6.value;
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| 65 | }); |
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| 66 | }; |
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| 67 | this.item=function(k){ |
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| 68 | if(k in _2){ |
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| 69 | return _2[k].valueOf();
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| 70 | } |
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| 71 | return undefined; |
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| 72 | }; |
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| 73 | this.getIterator=function(){ |
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| 74 | return new dojox.collections.DictionaryIterator(_2); |
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| 75 | }; |
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| 76 | this.remove=function(k){ |
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| 77 | if(k in _2&&!_3[k]){ |
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| 78 | delete _2[k];
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| 79 | this.count--;
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| 80 | return true; |
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| 81 | } |
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| 82 | return false; |
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| 83 | }; |
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| 84 | if(_1){
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| 85 | var e=_1.getIterator();
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| 86 | while(e.get()){
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| 87 | this.add(e.element.key,e.element.value);
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| 88 | } |
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| 89 | } |
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| 90 | }; |
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| 91 | } |