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root / trunk / web / dojo / dojox / grid / TreeSelection.js @ 12

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/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.grid.TreeSelection"]){
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dojo._hasResource["dojox.grid.TreeSelection"]=true;
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dojo.provide("dojox.grid.TreeSelection");
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dojo.require("dojox.grid.DataSelection");
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dojo.declare("dojox.grid.TreeSelection",dojox.grid.DataSelection,{setMode:function(_1){
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this.selected={};
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this.sorted_sel=[];
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this.sorted_ltos={};
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this.sorted_stol={};
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dojox.grid.DataSelection.prototype.setMode.call(this,_1);
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},addToSelection:function(_2){
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if(this.mode=="none"){
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return;
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}
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var _3=null;
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if(typeof _2=="number"||typeof _2=="string"){
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_3=_2;
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}else{
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_3=this.grid.getItemIndex(_2);
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}
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if(this.selected[_3]){
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this.selectedIndex=_3;
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}else{
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if(this.onCanSelect(_3)!==false){
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this.selectedIndex=_3;
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var _4=dojo.query("tr[dojoxTreeGridPath='"+_3+"']",this.grid.domNode);
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if(_4.length){
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dojo.attr(_4[0],"aria-selected","true");
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}
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this._beginUpdate();
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this.selected[_3]=true;
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this._insertSortedSelection(_3);
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this.onSelected(_3);
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this._endUpdate();
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}
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}
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},deselect:function(_5){
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if(this.mode=="none"){
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return;
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}
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var _6=null;
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if(typeof _5=="number"||typeof _5=="string"){
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_6=_5;
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}else{
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_6=this.grid.getItemIndex(_5);
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}
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if(this.selectedIndex==_6){
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this.selectedIndex=-1;
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}
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if(this.selected[_6]){
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if(this.onCanDeselect(_6)===false){
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return;
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}
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var _7=dojo.query("tr[dojoxTreeGridPath='"+_6+"']",this.grid.domNode);
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if(_7.length){
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dojo.attr(_7[0],"aria-selected","false");
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}
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this._beginUpdate();
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delete this.selected[_6];
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this._removeSortedSelection(_6);
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this.onDeselected(_6);
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this._endUpdate();
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}
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},getSelected:function(){
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var _8=[];
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for(var i in this.selected){
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if(this.selected[i]){
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_8.push(this.grid.getItem(i));
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}
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}
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return _8;
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},getSelectedCount:function(){
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var c=0;
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for(var i in this.selected){
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if(this.selected[i]){
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c++;
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}
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}
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return c;
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},_bsearch:function(v){
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var o=this.sorted_sel;
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var h=o.length-1,l=0,m;
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while(l<=h){
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var _9=this._comparePaths(o[m=(l+h)>>1],v);
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if(_9<0){
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l=m+1;
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continue;
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}
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if(_9>0){
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h=m-1;
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continue;
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}
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return m;
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}
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return _9<0?m-_9:m;
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},_comparePaths:function(a,b){
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for(var i=0,l=(a.length<b.length?a.length:b.length);i<l;i++){
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if(a[i]<b[i]){
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return -1;
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}
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if(a[i]>b[i]){
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return 1;
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}
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}
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if(a.length<b.length){
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return -1;
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}
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if(a.length>b.length){
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return 1;
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}
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return 0;
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},_insertSortedSelection:function(_a){
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_a=String(_a);
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var s=this.sorted_sel;
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var sl=this.sorted_ltos;
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var ss=this.sorted_stol;
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var _b=_a.split("/");
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_b=dojo.map(_b,function(_c){
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return parseInt(_c,10);
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});
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sl[_b]=_a;
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ss[_a]=_b;
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if(s.length===0){
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s.push(_b);
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return;
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}
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if(s.length==1){
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var _d=this._comparePaths(s[0],_b);
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if(_d==1){
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s.unshift(_b);
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}else{
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s.push(_b);
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}
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return;
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}
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var _e=this._bsearch(_b);
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this.sorted_sel.splice(_e,0,_b);
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},_removeSortedSelection:function(_f){
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_f=String(_f);
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var s=this.sorted_sel;
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var sl=this.sorted_ltos;
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var ss=this.sorted_stol;
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if(s.length===0){
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return;
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}
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var _10=ss[_f];
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if(!_10){
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return;
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}
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var idx=this._bsearch(_10);
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if(idx>-1){
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delete sl[_10];
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delete ss[_f];
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s.splice(idx,1);
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}
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},getFirstSelected:function(){
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if(!this.sorted_sel.length||this.mode=="none"){
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return -1;
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}
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var _11=this.sorted_sel[0];
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if(!_11){
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return -1;
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}
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_11=this.sorted_ltos[_11];
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if(!_11){
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return -1;
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}
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return _11;
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},getNextSelected:function(_12){
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if(!this.sorted_sel.length||this.mode=="none"){
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return -1;
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}
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_12=String(_12);
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var _13=this.sorted_stol[_12];
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if(!_13){
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return -1;
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}
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var idx=this._bsearch(_13);
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var _14=this.sorted_sel[idx+1];
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if(!_14){
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return -1;
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}
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return this.sorted_ltos[_14];
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},_range:function(_15,_16,_17){
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if(!dojo.isString(_15)&&_15<0){
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_15=_16;
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}
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var _18=this.grid.layout.cells,_19=this.grid.store,_1a=this.grid;
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_15=new dojox.grid.TreePath(String(_15),_1a);
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_16=new dojox.grid.TreePath(String(_16),_1a);
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if(_15.compare(_16)>0){
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var tmp=_15;
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_15=_16;
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_16=tmp;
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}
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var _1b=_15._str,_1c=_16._str;
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_17(_1b);
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var p=_15;
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while((p=p.next())){
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if(p._str==_1c){
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break;
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}
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_17(p._str);
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}
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_17(_1c);
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}});
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}