root / trunk / web / dojo / dojox / dtl / contrib / data.js @ 12
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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.dtl.contrib.data"]){ |
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| 9 | dojo._hasResource["dojox.dtl.contrib.data"]=true; |
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| 10 | dojo.provide("dojox.dtl.contrib.data");
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| 11 | dojo.require("dojox.dtl._base");
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| 12 | (function(){
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| 13 | var dd=dojox.dtl;
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| 14 | var _1=dd.contrib.data;
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| 15 | var _2=true; |
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| 16 | _1._BoundItem=dojo.extend(function(_3,_4){
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| 17 | this.item=_3;
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| 18 | this.store=_4;
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| 19 | },{get:function(_5){
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| 20 | var _6=this.store; |
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| 21 | var _7=this.item; |
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| 22 | if(_5=="getLabel"){ |
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| 23 | return _6.getLabel(_7);
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| 24 | }else{
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| 25 | if(_5=="getAttributes"){ |
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| 26 | return _6.getAttributes(_7);
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| 27 | }else{
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| 28 | if(_5=="getIdentity"){ |
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| 29 | if(_6.getIdentity){
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| 30 | return _6.getIdentity(_7);
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| 31 | } |
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| 32 | return "Store has no identity API"; |
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| 33 | }else{
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| 34 | if(!_6.hasAttribute(_7,_5)){
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| 35 | if(_5.slice(-1)=="s"){ |
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| 36 | if(_2){
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| 37 | _2=false;
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| 38 | dojo.deprecated("You no longer need an extra s to call getValues, it can be figured out automatically");
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| 39 | } |
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| 40 | _5=_5.slice(0,-1); |
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| 41 | } |
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| 42 | if(!_6.hasAttribute(_7,_5)){
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| 43 | return;
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| 44 | } |
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| 45 | } |
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| 46 | var _8=_6.getValues(_7,_5);
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| 47 | if(!_8){
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| 48 | return;
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| 49 | } |
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| 50 | if(!dojo.isArray(_8)){
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| 51 | return new _1._BoundItem(_8,_6); |
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| 52 | } |
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| 53 | _8=dojo.map(_8,function(_9){
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| 54 | if(dojo.isObject(_9)&&_6.isItem(_9)){
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| 55 | return new _1._BoundItem(_9,_6); |
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| 56 | } |
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| 57 | return _9;
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| 58 | }); |
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| 59 | _8.get=_1._get; |
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| 60 | return _8;
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| 61 | } |
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| 62 | } |
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| 63 | } |
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| 64 | }}); |
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| 65 | _1._BoundItem.prototype.get.safe=true;
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| 66 | _1.BindDataNode=dojo.extend(function(_a,_b,_c,_d){
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| 67 | this.items=_a&&new dd._Filter(_a); |
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| 68 | this.query=_b&&new dd._Filter(_b); |
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| 69 | this.store=new dd._Filter(_c); |
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| 70 | this.alias=_d;
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| 71 | },{render:function(_e,_f){
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| 72 | var _10=this.items&&this.items.resolve(_e); |
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| 73 | var _11=this.query&&this.query.resolve(_e); |
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| 74 | var _12=this.store.resolve(_e); |
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| 75 | if(!_12||!_12.getFeatures){
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| 76 | throw new Error("data_bind didn't receive a store"); |
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| 77 | } |
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| 78 | if(_11){
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| 79 | var _13=false; |
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| 80 | _12.fetch({query:_11,sync:true,scope:this,onComplete:function(it){
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| 81 | _13=true;
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| 82 | _10=it; |
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| 83 | }}); |
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| 84 | if(!_13){
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| 85 | throw new Error("The bind_data tag only works with a query if the store executed synchronously"); |
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| 86 | } |
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| 87 | } |
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| 88 | var _14=[];
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| 89 | if(_10){
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| 90 | for(var i=0,_15;_15=_10[i];i++){ |
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| 91 | _14.push(new _1._BoundItem(_15,_12));
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| 92 | } |
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| 93 | } |
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| 94 | _e[this.alias]=_14;
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| 95 | return _f;
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| 96 | },unrender:function(_16,_17){ |
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| 97 | return _17;
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| 98 | },clone:function(){ |
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| 99 | return this; |
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| 100 | }}); |
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| 101 | dojo.mixin(_1,{_get:function(key){
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| 102 | if(this.length){ |
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| 103 | return (this[0] instanceof _1._BoundItem)?this[0].get(key):this[0][key]; |
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| 104 | } |
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| 105 | },bind_data:function(_18,_19){ |
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| 106 | var _1a=_19.contents.split();
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| 107 | if(_1a[2]!="to"||_1a[4]!="as"||!_1a[5]){ |
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| 108 | throw new Error("data_bind expects the format: 'data_bind items to store as varName'"); |
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| 109 | } |
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| 110 | return new _1.BindDataNode(_1a[1],null,_1a[3],_1a[5]); |
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| 111 | },bind_query:function(_1b,_1c){ |
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| 112 | var _1d=_1c.contents.split();
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| 113 | if(_1d[2]!="to"||_1d[4]!="as"||!_1d[5]){ |
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| 114 | throw new Error("data_bind expects the format: 'bind_query query to store as varName'"); |
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| 115 | } |
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| 116 | return new _1.BindDataNode(null,_1d[1],_1d[3],_1d[5]); |
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| 117 | }}); |
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| 118 | _1._get.safe=true;
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| 119 | dd.register.tags("dojox.dtl.contrib",{"data":["bind_data","bind_query"]}); |
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| 120 | })(); |
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| 121 | } |