lib/dijit/form/_FormSelectWidget.js

   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["dijit.form._FormSelectWidget"]){
   9 dojo._hasResource["dijit.form._FormSelectWidget"]=true;
  10 dojo.provide("dijit.form._FormSelectWidget");
  11 dojo.require("dijit.form._FormWidget");
  12 dojo.require("dojo.data.util.sorter");
  13 dojo.declare("dijit.form._FormSelectWidget",dijit.form._FormValueWidget,{multiple:false,options:null,store:null,query:null,queryOptions:null,onFetch:null,sortByLabel:true,loadChildrenOnOpen:false,getOptions:function(_1){
  14 var _2=_1,_3=this.options||[],l=_3.length;
  15 if(_2===undefined){
  16 return _3;
  17 }
  18 if(dojo.isArray(_2)){
  19 return dojo.map(_2,"return this.getOptions(item);",this);
  20 }
  21 if(dojo.isObject(_1)){
  22 if(!dojo.some(this.options,function(o,_4){
  23 if(o===_2||(o.value&&o.value===_2.value)){
  24 _2=_4;
  25 return true;
  26 }
  27 return false;
  28 })){
  29 _2=-1;
  30 }
  31 }
  32 if(typeof _2=="string"){
  33 for(var i=0;i<l;i++){
  34 if(_3[i].value===_2){
  35 _2=i;
  36 break;
  37 }
  38 }
  39 }
  40 if(typeof _2=="number"&&_2>=0&&_2<l){
  41 return this.options[_2];
  42 }
  43 return null;
  44 },addOption:function(_5){
  45 if(!dojo.isArray(_5)){
  46 _5=[_5];
  47 }
  48 dojo.forEach(_5,function(i){
  49 if(i&&dojo.isObject(i)){
  50 this.options.push(i);
  51 }
  52 },this);
  53 this._loadChildren();
  54 },removeOption:function(_6){
  55 if(!dojo.isArray(_6)){
  56 _6=[_6];
  57 }
  58 var _7=this.getOptions(_6);
  59 dojo.forEach(_7,function(i){
  60 if(i){
  61 this.options=dojo.filter(this.options,function(_8,_9){
  62 return (_8.value!==i.value);
  63 });
  64 this._removeOptionItem(i);
  65 }
  66 },this);
  67 this._loadChildren();
  68 },updateOption:function(_a){
  69 if(!dojo.isArray(_a)){
  70 _a=[_a];
  71 }
  72 dojo.forEach(_a,function(i){
  73 var _b=this.getOptions(i),k;
  74 if(_b){
  75 for(k in i){
  76 _b[k]=i[k];
  77 }
  78 }
  79 },this);
  80 this._loadChildren();
  81 },setStore:function(_c,_d,_e){
  82 var _f=this.store;
  83 _e=_e||{};
  84 if(_f!==_c){
  85 dojo.forEach(this._notifyConnections||[],dojo.disconnect);
  86 delete this._notifyConnections;
  87 if(_c&&_c.getFeatures()["dojo.data.api.Notification"]){
  88 this._notifyConnections=[dojo.connect(_c,"onNew",this,"_onNewItem"),dojo.connect(_c,"onDelete",this,"_onDeleteItem"),dojo.connect(_c,"onSet",this,"_onSetItem")];
  89 }
  90 this.store=_c;
  91 }
  92 this._onChangeActive=false;
  93 if(this.options&&this.options.length){
  94 this.removeOption(this.options);
  95 }
  96 if(_c){
  97 var cb=function(_10){
  98 if(this.sortByLabel&&!_e.sort&&_10.length){
  99 _10.sort(dojo.data.util.sorter.createSortFunction([{attribute:_c.getLabelAttributes(_10[0])[0]}],_c));
 100 }
 101 if(_e.onFetch){
 102 _10=_e.onFetch(_10);
 103 }
 104 dojo.forEach(_10,function(i){
 105 this._addOptionForItem(i);
 106 },this);
 107 this._loadingStore=false;
 108 this.set("value",(("_pendingValue" in this)?this._pendingValue:_d));
 109 delete this._pendingValue;
 110 if(!this.loadChildrenOnOpen){
 111 this._loadChildren();
 112 }else{
 113 this._pseudoLoadChildren(_10);
 114 }
 115 this._fetchedWith=_11;
 116 this._lastValueReported=this.multiple?[]:null;
 117 this._onChangeActive=true;
 118 this.onSetStore();
 119 this._handleOnChange(this.value);
 120 };
 121 var _11=dojo.mixin({onComplete:cb,scope:this},_e);
 122 this._loadingStore=true;
 123 _c.fetch(_11);
 124 }else{
 125 delete this._fetchedWith;
 126 }
 127 return _f;
 128 },_setValueAttr:function(_12,_13){
 129 if(this._loadingStore){
 130 this._pendingValue=_12;
 131 return;
 132 }
 133 var _14=this.getOptions()||[];
 134 if(!dojo.isArray(_12)){
 135 _12=[_12];
 136 }
 137 dojo.forEach(_12,function(i,idx){
 138 if(!dojo.isObject(i)){
 139 i=i+"";
 140 }
 141 if(typeof i==="string"){
 142 _12[idx]=dojo.filter(_14,function(_15){
 143 return _15.value===i;
 144 })[0]||{value:"",label:""};
 145 }
 146 },this);
 147 _12=dojo.filter(_12,function(i){
 148 return i&&i.value;
 149 });
 150 if(!this.multiple&&(!_12[0]||!_12[0].value)&&_14.length){
 151 _12[0]=_14[0];
 152 }
 153 dojo.forEach(_14,function(i){
 154 i.selected=dojo.some(_12,function(v){
 155 return v.value===i.value;
 156 });
 157 });
 158 var val=dojo.map(_12,function(i){
 159 return i.value;
 160 }),_16=dojo.map(_12,function(i){
 161 return i.label;
 162 });
 163 this.value=this.multiple?val:val[0];
 164 this._setDisplay(this.multiple?_16:_16[0]);
 165 this._updateSelection();
 166 this._handleOnChange(this.value,_13);
 167 },_getDisplayedValueAttr:function(){
 168 var val=this.get("value");
 169 if(!dojo.isArray(val)){
 170 val=[val];
 171 }
 172 var ret=dojo.map(this.getOptions(val),function(v){
 173 if(v&&"label" in v){
 174 return v.label;
 175 }else{
 176 if(v){
 177 return v.value;
 178 }
 179 }
 180 return null;
 181 },this);
 182 return this.multiple?ret:ret[0];
 183 },_getValueDeprecated:false,getValue:function(){
 184 return this._lastValue;
 185 },undo:function(){
 186 this._setValueAttr(this._lastValueReported,false);
 187 },_loadChildren:function(){
 188 if(this._loadingStore){
 189 return;
 190 }
 191 dojo.forEach(this._getChildren(),function(_17){
 192 _17.destroyRecursive();
 193 });
 194 dojo.forEach(this.options,this._addOptionItem,this);
 195 this._updateSelection();
 196 },_updateSelection:function(){
 197 this.value=this._getValueFromOpts();
 198 var val=this.value;
 199 if(!dojo.isArray(val)){
 200 val=[val];
 201 }
 202 if(val&&val[0]){
 203 dojo.forEach(this._getChildren(),function(_18){
 204 var _19=dojo.some(val,function(v){
 205 return _18.option&&(v===_18.option.value);
 206 });
 207 dojo.toggleClass(_18.domNode,this.baseClass+"SelectedOption",_19);
 208 dijit.setWaiState(_18.domNode,"selected",_19);
 209 },this);
 210 }
 211 this._handleOnChange(this.value);
 212 },_getValueFromOpts:function(){
 213 var _1a=this.getOptions()||[];
 214 if(!this.multiple&&_1a.length){
 215 var opt=dojo.filter(_1a,function(i){
 216 return i.selected;
 217 })[0];
 218 if(opt&&opt.value){
 219 return opt.value;
 220 }else{
 221 _1a[0].selected=true;
 222 return _1a[0].value;
 223 }
 224 }else{
 225 if(this.multiple){
 226 return dojo.map(dojo.filter(_1a,function(i){
 227 return i.selected;
 228 }),function(i){
 229 return i.value;
 230 })||[];
 231 }
 232 }
 233 return "";
 234 },_onNewItem:function(_1b,_1c){
 235 if(!_1c||!_1c.parent){
 236 this._addOptionForItem(_1b);
 237 }
 238 },_onDeleteItem:function(_1d){
 239 var _1e=this.store;
 240 this.removeOption(_1e.getIdentity(_1d));
 241 },_onSetItem:function(_1f){
 242 this.updateOption(this._getOptionObjForItem(_1f));
 243 },_getOptionObjForItem:function(_20){
 244 var _21=this.store,_22=_21.getLabel(_20),_23=(_22?_21.getIdentity(_20):null);
 245 return {value:_23,label:_22,item:_20};
 246 },_addOptionForItem:function(_24){
 247 var _25=this.store;
 248 if(!_25.isItemLoaded(_24)){
 249 _25.loadItem({item:_24,onComplete:function(i){
 250 this._addOptionForItem(_24);
 251 },scope:this});
 252 return;
 253 }
 254 var _26=this._getOptionObjForItem(_24);
 255 this.addOption(_26);
 256 },constructor:function(_27){
 257 this._oValue=(_27||{}).value||null;
 258 },_fillContent:function(){
 259 var _28=this.options;
 260 if(!_28){
 261 _28=this.options=this.srcNodeRef?dojo.query(">",this.srcNodeRef).map(function(_29){
 262 if(_29.getAttribute("type")==="separator"){
 263 return {value:"",label:"",selected:false,disabled:false};
 264 }
 265 return {value:_29.getAttribute("value"),label:String(_29.innerHTML),selected:_29.getAttribute("selected")||false,disabled:_29.getAttribute("disabled")||false};
 266 },this):[];
 267 }
 268 if(!this.value){
 269 this.value=this._getValueFromOpts();
 270 }else{
 271 if(this.multiple&&typeof this.value=="string"){
 272 this.value=this.value.split(",");
 273 }
 274 }
 275 },postCreate:function(){
 276 dojo.setSelectable(this.focusNode,false);
 277 this.inherited(arguments);
 278 this.connect(this,"onChange","_updateSelection");
 279 this.connect(this,"startup","_loadChildren");
 280 this._setValueAttr(this.value,null);
 281 },startup:function(){
 282 this.inherited(arguments);
 283 var _2a=this.store,_2b={};
 284 dojo.forEach(["query","queryOptions","onFetch"],function(i){
 285 if(this[i]){
 286 _2b[i]=this[i];
 287 }
 288 delete this[i];
 289 },this);
 290 if(_2a&&_2a.getFeatures()["dojo.data.api.Identity"]){
 291 this.store=null;
 292 this.setStore(_2a,this._oValue,_2b);
 293 }
 294 },destroy:function(){
 295 dojo.forEach(this._notifyConnections||[],dojo.disconnect);
 296 this.inherited(arguments);
 297 },_addOptionItem:function(_2c){
 298 },_removeOptionItem:function(_2d){
 299 },_setDisplay:function(_2e){
 300 },_getChildren:function(){
 301 return [];
 302 },_getSelectedOptionsAttr:function(){
 303 return this.getOptions(this.get("value"));
 304 },_pseudoLoadChildren:function(_2f){
 305 },onSetStore:function(){
 306 }});
 307 }