| /* |
| Copyright (c) 2004-2009, The Dojo Foundation All Rights Reserved. |
| Available via Academic Free License >= 2.1 OR the modified BSD license. |
| see: http://dojotoolkit.org/license for details |
| */ |
| |
| |
| if(!dojo._hasResource["dojo.data.util.sorter"]){ |
| dojo._hasResource["dojo.data.util.sorter"]=true; |
| dojo.provide("dojo.data.util.sorter"); |
| dojo.data.util.sorter.basicComparator=function(a,b){ |
| var r=-1; |
| if(a===null){ |
| a=undefined; |
| } |
| if(b===null){ |
| b=undefined; |
| } |
| if(a==b){ |
| r=0; |
| }else{ |
| if(a>b||a==null){ |
| r=1; |
| } |
| } |
| return r; |
| }; |
| dojo.data.util.sorter.createSortFunction=function(_1,_2){ |
| var _3=[]; |
| function _4(_5,_6,_7,s){ |
| return function(_8,_9){ |
| var a=s.getValue(_8,_5); |
| var b=s.getValue(_9,_5); |
| return _6*_7(a,b); |
| }; |
| }; |
| var _a; |
| var _b=_2.comparatorMap; |
| var bc=dojo.data.util.sorter.basicComparator; |
| for(var i=0;i<_1.length;i++){ |
| _a=_1[i]; |
| var _c=_a.attribute; |
| if(_c){ |
| var _d=(_a.descending)?-1:1; |
| var _e=bc; |
| if(_b){ |
| if(typeof _c!=="string"&&("toString" in _c)){ |
| _c=_c.toString(); |
| } |
| _e=_b[_c]||bc; |
| } |
| _3.push(_4(_c,_d,_e,_2)); |
| } |
| } |
| return function(_f,_10){ |
| var i=0; |
| while(i<_3.length){ |
| var ret=_3[i++](_f,_10); |
| if(ret!==0){ |
| return ret; |
| } |
| } |
| return 0; |
| }; |
| }; |
| } |
