lib/dijit/form/_AutoCompleterMixin.js

   1 //>>built
   2 define("dijit/form/_AutoCompleterMixin",["dojo/_base/connect","dojo/data/util/filter","dojo/_base/declare","dojo/_base/Deferred","dojo/dom-attr","dojo/_base/event","dojo/keys","dojo/_base/lang","dojo/query","dojo/regexp","dojo/_base/sniff","dojo/string","dojo/_base/window","./DataList","../registry","./_TextBoxMixin"],function(_1,_2,_3,_4,_5,_6,_7,_8,_9,_a,_b,_c,_d,_e,_f,_10){return _3("dijit.form._AutoCompleterMixin",null,{item:null,pageSize:Infinity,store:null,fetchProperties:{},query:{},autoComplete:true,highlightMatch:"first",searchDelay:100,searchAttr:"name",labelAttr:"",labelType:"text",queryExpr:"${0}*",ignoreCase:true,maxHeight:-1,_stopClickEvents:false,_getCaretPos:function(_11){var pos=0;if(typeof (_11.selectionStart)=="number"){pos=_11.selectionStart;}else{if(_b("ie")){var tr=_d.doc.selection.createRange().duplicate();var ntr=_11.createTextRange();tr.move("character",0);ntr.move("character",0);try{ntr.setEndPoint("EndToEnd",tr);pos=String(ntr.text).replace(/\r/g,"").length;}catch(e){}}}return pos;},_setCaretPos:function(_12,_13){_13=parseInt(_13);_10.selectInputText(_12,_13,_13);},_setDisabledAttr:function(_14){this.inherited(arguments);this.domNode.setAttribute("aria-disabled",_14);},_abortQuery:function(){if(this.searchTimer){clearTimeout(this.searchTimer);this.searchTimer=null;}if(this._fetchHandle){if(this._fetchHandle.cancel){this._cancelingQuery=true;this._fetchHandle.cancel();this._cancelingQuery=false;}this._fetchHandle=null;}},_onInput:function(evt){this.inherited(arguments);if(evt.charOrCode==229){this._onKey(evt);}},_onKey:function(evt){if(this.disabled||this.readOnly){return;}var key=evt.charOrCode;if(evt.altKey||((evt.ctrlKey||evt.metaKey)&&(key!="x"&&key!="v"))||key==_7.SHIFT){return;}var _15=false;var pw=this.dropDown;var _16=null;this._prev_key_backspace=false;this._abortQuery();this.inherited(arguments);if(this._opened){_16=pw.getHighlightedOption();}switch(key){case _7.PAGE_DOWN:case _7.DOWN_ARROW:case _7.PAGE_UP:case _7.UP_ARROW:if(this._opened){this._announceOption(_16);}_6.stop(evt);break;case _7.ENTER:if(_16){if(_16==pw.nextButton){this._nextSearch(1);_6.stop(evt);break;}else{if(_16==pw.previousButton){this._nextSearch(-1);_6.stop(evt);break;}}}else{this._setBlurValue();this._setCaretPos(this.focusNode,this.focusNode.value.length);}if(this._opened||this._fetchHandle){_6.stop(evt);}case _7.TAB:var _17=this.get("displayedValue");if(pw&&(_17==pw._messages["previousMessage"]||_17==pw._messages["nextMessage"])){break;}if(_16){this._selectOption(_16);}case _7.ESCAPE:if(this._opened){this._lastQuery=null;this.closeDropDown();}break;case " ":if(_16){_6.stop(evt);this._selectOption(_16);this.closeDropDown();}else{_15=true;}break;case _7.DELETE:case _7.BACKSPACE:this._prev_key_backspace=true;_15=true;break;default:_15=typeof key=="string"||key==229;}if(_15){this.item=undefined;this.searchTimer=setTimeout(_8.hitch(this,"_startSearchFromInput"),1);}},_autoCompleteText:function(_18){var fn=this.focusNode;_10.selectInputText(fn,fn.value.length);var _19=this.ignoreCase?"toLowerCase":"substr";if(_18[_19](0).indexOf(this.focusNode.value[_19](0))==0){var _1a=this.autoComplete?this._getCaretPos(fn):fn.value.length;if((_1a+1)>fn.value.length){fn.value=_18;_10.selectInputText(fn,_1a);}}else{fn.value=_18;_10.selectInputText(fn);}},_openResultList:function(_1b,_1c,_1d){this._fetchHandle=null;if(this.disabled||this.readOnly||(_1c[this.searchAttr]!==this._lastQuery)){return;}var _1e=this.dropDown.getHighlightedOption();this.dropDown.clearResultList();if(!_1b.length&&_1d.start==0){this.closeDropDown();return;}var _1f=this.dropDown.createOptions(_1b,_1d,_8.hitch(this,"_getMenuLabelFromItem"));this._showResultList();if(_1d.direction){if(1==_1d.direction){this.dropDown.highlightFirstOption();}else{if(-1==_1d.direction){this.dropDown.highlightLastOption();}}if(_1e){this._announceOption(this.dropDown.getHighlightedOption());}}else{if(this.autoComplete&&!this._prev_key_backspace&&!/^[*]+$/.test(_1c[this.searchAttr].toString())){this._announceOption(_1f[1]);}}},_showResultList:function(){this.closeDropDown(true);this.openDropDown();this.domNode.setAttribute("aria-expanded","true");},loadDropDown:function(){this._startSearchAll();},isLoaded:function(){return false;},closeDropDown:function(){this._abortQuery();if(this._opened){this.inherited(arguments);this.domNode.setAttribute("aria-expanded","false");this.focusNode.removeAttribute("aria-activedescendant");}},_setBlurValue:function(){var _20=this.get("displayedValue");var pw=this.dropDown;if(pw&&(_20==pw._messages["previousMessage"]||_20==pw._messages["nextMessage"])){this._setValueAttr(this._lastValueReported,true);}else{if(typeof this.item=="undefined"){this.item=null;this.set("displayedValue",_20);}else{if(this.value!=this._lastValueReported){this._handleOnChange(this.value,true);}this._refreshState();}}},_setItemAttr:function(_21,_22,_23){var _24="";if(_21){if(!_23){_23=this.store._oldAPI?this.store.getValue(_21,this.searchAttr):_21[this.searchAttr];}_24=this._getValueField()!=this.searchAttr?this.store.getIdentity(_21):_23;}this.set("value",_24,_22,_23,_21);},_announceOption:function(_25){if(!_25){return;}var _26;if(_25==this.dropDown.nextButton||_25==this.dropDown.previousButton){_26=_25.innerHTML;this.item=undefined;this.value="";}else{_26=(this.store._oldAPI?this.store.getValue(_25.item,this.searchAttr):_25.item[this.searchAttr]).toString();this.set("item",_25.item,false,_26);}this.focusNode.value=this.focusNode.value.substring(0,this._lastInput.length);this.focusNode.setAttribute("aria-activedescendant",_5.get(_25,"id"));this._autoCompleteText(_26);},_selectOption:function(_27){this.closeDropDown();if(_27){this._announceOption(_27);}this._setCaretPos(this.focusNode,this.focusNode.value.length);this._handleOnChange(this.value,true);},_startSearchAll:function(){this._startSearch("");},_startSearchFromInput:function(){this._startSearch(this.focusNode.value.replace(/([\\\*\?])/g,"\\$1"));},_getQueryString:function(_28){return _c.substitute(this.queryExpr,[_28]);},_startSearch:function(key){if(!this.dropDown){var _29=this.id+"_popup",_2a=_8.isString(this.dropDownClass)?_8.getObject(this.dropDownClass,false):this.dropDownClass;this.dropDown=new _2a({onChange:_8.hitch(this,this._selectOption),id:_29,dir:this.dir,textDir:this.textDir});this.focusNode.removeAttribute("aria-activedescendant");this.textbox.setAttribute("aria-owns",_29);}this._lastInput=key;var _2b=_8.clone(this.query);var _2c={start:0,count:this.pageSize,queryOptions:{ignoreCase:this.ignoreCase,deep:true}};_8.mixin(_2c,this.fetchProperties);var qs=this._getQueryString(key),q;if(this.store._oldAPI){q=qs;}else{q=_2.patternToRegExp(qs,this.ignoreCase);q.toString=function(){return qs;};}this._lastQuery=_2b[this.searchAttr]=q;var _2d=this,_2e=function(){var _2f=_2d._fetchHandle=_2d.store.query(_2b,_2c);_4.when(_2f,function(res){_2d._fetchHandle=null;res.total=_2f.total;_2d._openResultList(res,_2b,_2c);},function(err){_2d._fetchHandle=null;if(!_2d._cancelingQuery){console.error(_2d.declaredClass+" "+err.toString());_2d.closeDropDown();}});};this.searchTimer=setTimeout(_8.hitch(this,function(_30,_31){this.searchTimer=null;_2e();this._nextSearch=this.dropDown.onPage=function(_32){_2c.start+=_2c.count*_32;_2c.direction=_32;_2e();_31.focus();};},_2b,this),this.searchDelay);},_getValueField:function(){return this.searchAttr;},constructor:function(){this.query={};this.fetchProperties={};},postMixInProperties:function(){if(!this.store){var _33=this.srcNodeRef;var _34=this.list;if(_34){this.store=_f.byId(_34);}else{this.store=new _e({},_33);}if(!("value" in this.params)){var _35=(this.item=this.store.fetchSelectedItem());if(_35){var _36=this._getValueField();this.value=this.store._oldAPI?this.store.getValue(_35,_36):_35[_36];}}}this.inherited(arguments);},postCreate:function(){var _37=_9("label[for=\""+this.id+"\"]");if(_37.length){_37[0].id=(this.id+"_label");this.domNode.setAttribute("aria-labelledby",_37[0].id);}this.inherited(arguments);},_getMenuLabelFromItem:function(_38){var _39=this.labelFunc(_38,this.store),_3a=this.labelType;if(this.highlightMatch!="none"&&this.labelType=="text"&&this._lastInput){_39=this.doHighlight(_39,this._escapeHtml(this._lastInput));_3a="html";}return {html:_3a=="html",label:_39};},doHighlight:function(_3b,_3c){var _3d=(this.ignoreCase?"i":"")+(this.highlightMatch=="all"?"g":""),i=this.queryExpr.indexOf("${0}");_3c=_a.escapeString(_3c);return this._escapeHtml(_3b).replace(new RegExp((i==0?"^":"")+"("+_3c+")"+(i==(this.queryExpr.length-4)?"$":""),_3d),"<span class=\"dijitComboBoxHighlightMatch\">$1</span>");},_escapeHtml:function(str){str=String(str).replace(/&/gm,"&amp;").replace(/</gm,"&lt;").replace(/>/gm,"&gt;").replace(/"/gm,"&quot;");return str;},reset:function(){this.item=null;this.inherited(arguments);},labelFunc:function(_3e,_3f){return (_3f._oldAPI?_3f.getValue(_3e,this.labelAttr||this.searchAttr):_3e[this.labelAttr||this.searchAttr]).toString();},_setValueAttr:function(_40,_41,_42,_43){this._set("item",_43||null);if(!_40){_40="";}this.inherited(arguments);},_setTextDirAttr:function(_44){this.inherited(arguments);if(this.dropDown){this.dropDown._set("textDir",_44);}}});});