root / trunk / web / dojo / dojox / grid / Selection.js
History | View | Annotate | Download (4.1 KB)
| 1 | 9 | andrej.cim | /*
|
|---|---|---|---|
| 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.grid.Selection"]){ |
||
| 9 | dojo._hasResource["dojox.grid.Selection"]=true; |
||
| 10 | dojo.provide("dojox.grid.Selection");
|
||
| 11 | dojo.declare("dojox.grid.Selection",null,{constructor:function(_1){ |
||
| 12 | this.grid=_1;
|
||
| 13 | this.selected=[];
|
||
| 14 | this.setMode(_1.selectionMode);
|
||
| 15 | },mode:"extended",selected:null,updating:0,selectedIndex:-1,setMode:function(_2){ |
||
| 16 | if(this.selected.length){ |
||
| 17 | this.deselectAll();
|
||
| 18 | } |
||
| 19 | if(_2!="extended"&&_2!="multiple"&&_2!="single"&&_2!="none"){ |
||
| 20 | this.mode="extended"; |
||
| 21 | }else{
|
||
| 22 | this.mode=_2;
|
||
| 23 | } |
||
| 24 | },onCanSelect:function(_3){ |
||
| 25 | return this.grid.onCanSelect(_3); |
||
| 26 | },onCanDeselect:function(_4){ |
||
| 27 | return this.grid.onCanDeselect(_4); |
||
| 28 | },onSelected:function(_5){ |
||
| 29 | },onDeselected:function(_6){ |
||
| 30 | },onChanging:function(){ |
||
| 31 | },onChanged:function(){ |
||
| 32 | },isSelected:function(_7){ |
||
| 33 | if(this.mode=="none"){ |
||
| 34 | return false; |
||
| 35 | } |
||
| 36 | return this.selected[_7]; |
||
| 37 | },getFirstSelected:function(){ |
||
| 38 | if(!this.selected.length||this.mode=="none"){ |
||
| 39 | return -1; |
||
| 40 | } |
||
| 41 | for(var i=0,l=this.selected.length;i<l;i++){ |
||
| 42 | if(this.selected[i]){ |
||
| 43 | return i;
|
||
| 44 | } |
||
| 45 | } |
||
| 46 | return -1; |
||
| 47 | },getNextSelected:function(_8){ |
||
| 48 | if(this.mode=="none"){ |
||
| 49 | return -1; |
||
| 50 | } |
||
| 51 | for(var i=_8+1,l=this.selected.length;i<l;i++){ |
||
| 52 | if(this.selected[i]){ |
||
| 53 | return i;
|
||
| 54 | } |
||
| 55 | } |
||
| 56 | return -1; |
||
| 57 | },getSelected:function(){ |
||
| 58 | var _9=[];
|
||
| 59 | for(var i=0,l=this.selected.length;i<l;i++){ |
||
| 60 | if(this.selected[i]){ |
||
| 61 | _9.push(i); |
||
| 62 | } |
||
| 63 | } |
||
| 64 | return _9;
|
||
| 65 | },getSelectedCount:function(){ |
||
| 66 | var c=0; |
||
| 67 | for(var i=0;i<this.selected.length;i++){ |
||
| 68 | if(this.selected[i]){ |
||
| 69 | c++; |
||
| 70 | } |
||
| 71 | } |
||
| 72 | return c;
|
||
| 73 | },_beginUpdate:function(){ |
||
| 74 | if(this.updating===0){ |
||
| 75 | this.onChanging();
|
||
| 76 | } |
||
| 77 | this.updating++;
|
||
| 78 | },_endUpdate:function(){ |
||
| 79 | this.updating--;
|
||
| 80 | if(this.updating===0){ |
||
| 81 | this.onChanged();
|
||
| 82 | } |
||
| 83 | },select:function(_a){ |
||
| 84 | if(this.mode=="none"){ |
||
| 85 | return;
|
||
| 86 | } |
||
| 87 | if(this.mode!="multiple"){ |
||
| 88 | this.deselectAll(_a);
|
||
| 89 | this.addToSelection(_a);
|
||
| 90 | }else{
|
||
| 91 | this.toggleSelect(_a);
|
||
| 92 | } |
||
| 93 | },addToSelection:function(_b){ |
||
| 94 | if(this.mode=="none"){ |
||
| 95 | return;
|
||
| 96 | } |
||
| 97 | if(dojo.isArray(_b)){
|
||
| 98 | dojo.forEach(_b,this.addToSelection,this); |
||
| 99 | return;
|
||
| 100 | } |
||
| 101 | _b=Number(_b); |
||
| 102 | if(this.selected[_b]){ |
||
| 103 | this.selectedIndex=_b;
|
||
| 104 | }else{
|
||
| 105 | if(this.onCanSelect(_b)!==false){ |
||
| 106 | this.selectedIndex=_b;
|
||
| 107 | var _c=this.grid.getRowNode(_b); |
||
| 108 | if(_c){
|
||
| 109 | dojo.attr(_c,"aria-selected","true"); |
||
| 110 | } |
||
| 111 | this._beginUpdate();
|
||
| 112 | this.selected[_b]=true; |
||
| 113 | this.onSelected(_b);
|
||
| 114 | this._endUpdate();
|
||
| 115 | } |
||
| 116 | } |
||
| 117 | },deselect:function(_d){ |
||
| 118 | if(this.mode=="none"){ |
||
| 119 | return;
|
||
| 120 | } |
||
| 121 | if(dojo.isArray(_d)){
|
||
| 122 | dojo.forEach(_d,this.deselect,this); |
||
| 123 | return;
|
||
| 124 | } |
||
| 125 | _d=Number(_d); |
||
| 126 | if(this.selectedIndex==_d){ |
||
| 127 | this.selectedIndex=-1; |
||
| 128 | } |
||
| 129 | if(this.selected[_d]){ |
||
| 130 | if(this.onCanDeselect(_d)===false){ |
||
| 131 | return;
|
||
| 132 | } |
||
| 133 | var _e=this.grid.getRowNode(_d); |
||
| 134 | if(_e){
|
||
| 135 | dojo.attr(_e,"aria-selected","false"); |
||
| 136 | } |
||
| 137 | this._beginUpdate();
|
||
| 138 | delete this.selected[_d]; |
||
| 139 | this.onDeselected(_d);
|
||
| 140 | this._endUpdate();
|
||
| 141 | } |
||
| 142 | },setSelected:function(_f,_10){ |
||
| 143 | this[(_10?"addToSelection":"deselect")](_f); |
||
| 144 | },toggleSelect:function(_11){ |
||
| 145 | if(dojo.isArray(_11)){
|
||
| 146 | dojo.forEach(_11,this.toggleSelect,this); |
||
| 147 | return;
|
||
| 148 | } |
||
| 149 | this.setSelected(_11,!this.selected[_11]); |
||
| 150 | },_range:function(_12,_13,_14){ |
||
| 151 | var s=(_12>=0?_12:_13),e=_13; |
||
| 152 | if(s>e){
|
||
| 153 | e=s; |
||
| 154 | s=_13; |
||
| 155 | } |
||
| 156 | for(var i=s;i<=e;i++){ |
||
| 157 | _14(i); |
||
| 158 | } |
||
| 159 | },selectRange:function(_15,_16){ |
||
| 160 | this._range(_15,_16,dojo.hitch(this,"addToSelection")); |
||
| 161 | },deselectRange:function(_17,_18){ |
||
| 162 | this._range(_17,_18,dojo.hitch(this,"deselect")); |
||
| 163 | },insert:function(_19){ |
||
| 164 | this.selected.splice(_19,0,false); |
||
| 165 | if(this.selectedIndex>=_19){ |
||
| 166 | this.selectedIndex++;
|
||
| 167 | } |
||
| 168 | },remove:function(_1a){ |
||
| 169 | this.selected.splice(_1a,1); |
||
| 170 | if(this.selectedIndex>=_1a){ |
||
| 171 | this.selectedIndex--;
|
||
| 172 | } |
||
| 173 | },deselectAll:function(_1b){ |
||
| 174 | for(var i in this.selected){ |
||
| 175 | if((i!=_1b)&&(this.selected[i]===true)){ |
||
| 176 | this.deselect(i);
|
||
| 177 | } |
||
| 178 | } |
||
| 179 | },clickSelect:function(_1c,_1d,_1e){ |
||
| 180 | if(this.mode=="none"){ |
||
| 181 | return;
|
||
| 182 | } |
||
| 183 | this._beginUpdate();
|
||
| 184 | if(this.mode!="extended"){ |
||
| 185 | this.select(_1c);
|
||
| 186 | }else{
|
||
| 187 | var _1f=this.selectedIndex; |
||
| 188 | if(!_1d){
|
||
| 189 | this.deselectAll(_1c);
|
||
| 190 | } |
||
| 191 | if(_1e){
|
||
| 192 | this.selectRange(_1f,_1c);
|
||
| 193 | }else{
|
||
| 194 | if(_1d){
|
||
| 195 | this.toggleSelect(_1c);
|
||
| 196 | }else{
|
||
| 197 | this.addToSelection(_1c);
|
||
| 198 | } |
||
| 199 | } |
||
| 200 | } |
||
| 201 | this._endUpdate();
|
||
| 202 | },clickSelectEvent:function(e){ |
||
| 203 | this.clickSelect(e.rowIndex,dojo.isCopyKey(e),e.shiftKey);
|
||
| 204 | },clear:function(){ |
||
| 205 | this._beginUpdate();
|
||
| 206 | this.deselectAll();
|
||
| 207 | this._endUpdate();
|
||
| 208 | }}); |
||
| 209 | } |