root / trunk / web / dojo / dojox / widget / Iterator.js @ 13
History | View | Annotate | Download (2.35 KB)
| 1 |
/*
|
|---|---|
| 2 |
Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
|
| 3 |
Available via Academic Free License >= 2.1 OR the modified BSD license.
|
| 4 |
see: http://dojotoolkit.org/license for details
|
| 5 |
*/
|
| 6 |
|
| 7 |
|
| 8 |
if(!dojo._hasResource["dojox.widget.Iterator"]){ |
| 9 |
dojo._hasResource["dojox.widget.Iterator"]=true; |
| 10 |
dojo.provide("dojox.widget.Iterator");
|
| 11 |
dojo.require("dijit.Declaration");
|
| 12 |
dojo.experimental("dojox.widget.Iterator");
|
| 13 |
dojo.declare("dojox.widget.Iterator",[dijit.Declaration],{constructor:(function(){ |
| 14 |
var _1=0; |
| 15 |
return function(){ |
| 16 |
this.attrs=[];
|
| 17 |
this.children=[];
|
| 18 |
this.widgetClass="dojox.widget.Iterator._classes._"+(_1++); |
| 19 |
}; |
| 20 |
})(),start:0,fetchMax:1000,query:{name:"*"},attrs:[],defaultValue:"",widgetCtor:null,dataValues:[],data:null,store:null,_srcIndex:0,_srcParent:null,_setSrcIndex:function(s){ |
| 21 |
this._srcIndex=0; |
| 22 |
this._srcParent=s.parentNode;
|
| 23 |
var ts=s;
|
| 24 |
while(ts.previousSibling){
|
| 25 |
this._srcIndex++;
|
| 26 |
ts=ts.previousSibling; |
| 27 |
} |
| 28 |
},postscript:function(p,s){ |
| 29 |
this._setSrcIndex(s);
|
| 30 |
this.inherited("postscript",arguments); |
| 31 |
var wc=this.widgetCtor=dojo.getObject(this.widgetClass); |
| 32 |
this.attrs=dojo.map(wc.prototype.templateString.match(/\$\{([^\s\:\}]+)(?:\:([^\s\:\}]+))?\}/g),function(s){ |
| 33 |
return s.slice(2,-1); |
| 34 |
}); |
| 35 |
dojo.forEach(this.attrs,function(m){ |
| 36 |
wc.prototype[m]="";
|
| 37 |
}); |
| 38 |
this.update();
|
| 39 |
},clear:function(){ |
| 40 |
if(this.children.length){ |
| 41 |
this._setSrcIndex(this.children[0].domNode); |
| 42 |
} |
| 43 |
dojo.forEach(this.children,"item.destroy();"); |
| 44 |
this.children=[];
|
| 45 |
},update:function(){ |
| 46 |
if(this.store){ |
| 47 |
this.fetch();
|
| 48 |
}else{
|
| 49 |
this.onDataAvailable(this.data||this.dataValues); |
| 50 |
} |
| 51 |
},_addItem:function(_2,_3){ |
| 52 |
if(dojo.isString(_2)){
|
| 53 |
_2={value:_2};
|
| 54 |
} |
| 55 |
var _4=new this.widgetCtor(_2); |
| 56 |
this.children.push(_4);
|
| 57 |
dojo.place(_4.domNode,this._srcParent,this._srcIndex+_3); |
| 58 |
},getAttrValuesObj:function(_5){ |
| 59 |
var _6={};
|
| 60 |
if(dojo.isString(_5)){
|
| 61 |
dojo.forEach(this.attrs,function(_7){ |
| 62 |
_6[_7]=(_7=="value")?_5:this.defaultValue; |
| 63 |
},this);
|
| 64 |
}else{
|
| 65 |
dojo.forEach(this.attrs,function(_8){ |
| 66 |
if(this.store){ |
| 67 |
_6[_8]=this.store.getValue(_5,_8)||this.defaultValue; |
| 68 |
}else{
|
| 69 |
_6[_8]=_5[_8]||this.defaultValue;
|
| 70 |
} |
| 71 |
},this);
|
| 72 |
} |
| 73 |
return _6;
|
| 74 |
},onDataAvailable:function(_9){ |
| 75 |
this.clear();
|
| 76 |
dojo.forEach(_9,function(_a,_b){
|
| 77 |
this._addItem(this.getAttrValuesObj(_a),_b); |
| 78 |
},this);
|
| 79 |
},fetch:function(_c,_d,_e){ |
| 80 |
this.store.fetch({query:_c||this.query,start:_d||this.start,count:_e||this.fetchMax,onComplete:dojo.hitch(this,"onDataAvailable")}); |
| 81 |
}}); |
| 82 |
dojox.widget.Iterator._classes={};
|
| 83 |
} |