root / trunk / web / dojo / dojox / widget / Iterator.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.widget.Iterator"]){ |
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| 9 | dojo._hasResource["dojox.widget.Iterator"]=true; |
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| 10 | dojo.provide("dojox.widget.Iterator");
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| 11 | dojo.require("dijit.Declaration");
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| 12 | dojo.experimental("dojox.widget.Iterator");
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| 13 | dojo.declare("dojox.widget.Iterator",[dijit.Declaration],{constructor:(function(){ |
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| 14 | var _1=0; |
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| 15 | return function(){ |
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| 16 | this.attrs=[];
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| 17 | this.children=[];
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| 18 | this.widgetClass="dojox.widget.Iterator._classes._"+(_1++); |
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| 19 | }; |
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| 20 | })(),start:0,fetchMax:1000,query:{name:"*"},attrs:[],defaultValue:"",widgetCtor:null,dataValues:[],data:null,store:null,_srcIndex:0,_srcParent:null,_setSrcIndex:function(s){ |
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| 21 | this._srcIndex=0; |
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| 22 | this._srcParent=s.parentNode;
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| 23 | var ts=s;
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| 24 | while(ts.previousSibling){
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| 25 | this._srcIndex++;
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| 26 | ts=ts.previousSibling; |
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| 27 | } |
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| 28 | },postscript:function(p,s){ |
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| 29 | this._setSrcIndex(s);
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| 30 | this.inherited("postscript",arguments); |
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| 31 | var wc=this.widgetCtor=dojo.getObject(this.widgetClass); |
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| 32 | this.attrs=dojo.map(wc.prototype.templateString.match(/\$\{([^\s\:\}]+)(?:\:([^\s\:\}]+))?\}/g),function(s){ |
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| 33 | return s.slice(2,-1); |
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| 34 | }); |
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| 35 | dojo.forEach(this.attrs,function(m){ |
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| 36 | wc.prototype[m]="";
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| 37 | }); |
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| 38 | this.update();
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| 39 | },clear:function(){ |
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| 40 | if(this.children.length){ |
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| 41 | this._setSrcIndex(this.children[0].domNode); |
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| 42 | } |
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| 43 | dojo.forEach(this.children,"item.destroy();"); |
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| 44 | this.children=[];
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| 45 | },update:function(){ |
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| 46 | if(this.store){ |
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| 47 | this.fetch();
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| 48 | }else{
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| 49 | this.onDataAvailable(this.data||this.dataValues); |
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| 50 | } |
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| 51 | },_addItem:function(_2,_3){ |
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| 52 | if(dojo.isString(_2)){
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| 53 | _2={value:_2};
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| 54 | } |
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| 55 | var _4=new this.widgetCtor(_2); |
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| 56 | this.children.push(_4);
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| 57 | dojo.place(_4.domNode,this._srcParent,this._srcIndex+_3); |
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| 58 | },getAttrValuesObj:function(_5){ |
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| 59 | var _6={};
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| 60 | if(dojo.isString(_5)){
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| 61 | dojo.forEach(this.attrs,function(_7){ |
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| 62 | _6[_7]=(_7=="value")?_5:this.defaultValue; |
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| 63 | },this);
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| 64 | }else{
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| 65 | dojo.forEach(this.attrs,function(_8){ |
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| 66 | if(this.store){ |
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| 67 | _6[_8]=this.store.getValue(_5,_8)||this.defaultValue; |
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| 68 | }else{
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| 69 | _6[_8]=_5[_8]||this.defaultValue;
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| 70 | } |
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| 71 | },this);
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| 72 | } |
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| 73 | return _6;
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| 74 | },onDataAvailable:function(_9){ |
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| 75 | this.clear();
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| 76 | dojo.forEach(_9,function(_a,_b){
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| 77 | this._addItem(this.getAttrValuesObj(_a),_b); |
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| 78 | },this);
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| 79 | },fetch:function(_c,_d,_e){ |
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| 80 | this.store.fetch({query:_c||this.query,start:_d||this.start,count:_e||this.fetchMax,onComplete:dojo.hitch(this,"onDataAvailable")}); |
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| 81 | }}); |
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| 82 | dojox.widget.Iterator._classes={};
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| 83 | } |