javascript - EXT: Cannot read property 'reload' of undefined -


i have dropdown field , trying reload store on afterrender receive error:

cannot read property 'reload' of undefined

here code:

javascript reload:

function loadall(){     #{storefieldnames}.reload(); }

ext code:

window afterrender:

<afterrender handler="loadall();" />

dropdownfield editor in gridpanel

<ext:dropdownfield      id="dropdownfield2"      runat="server"      fieldlabel="field name">           <component>                <ext:gridpanel id="fieldnamegridpanel"                    runat="server"                    frame="true">                        <store>                           <ext:store id="storefieldnames" runat="server" groupfield="form" onreaddata="storefieldnames_readdata">                               <model>                                   <ext:model id="modelfieldnames" runat="server">                                       <fields>                                           <ext:modelfield name="form" />                                           <ext:modelfield name="fieldname" />                                       </fields>                                   </ext:model>                               </model>                           </ext:store>                       </store>                       <columnmodel runat="server">                           <columns>                           <ext:column runat="server" text="form" dataindex="form" flex="6" />                           <ext:column runat="server" dataindex="fieldname" flex="6" />                                                                                          <ext:imagecommandcolumn runat="server" align="center" flex="1">                                <commands>                                      <ext:imagecommand icon="accept" commandname="pick">                                             <tooltip text="click choose fieldname" />                                      </ext:imagecommand>                                </commands>                                <listeners>                                   <command handler="this.gridref.dropdownfield.setvalue(record.data.fieldname);" />                                </listeners>                             </ext:imagecommandcolumn>                        </columns>                   </columnmodel>                   <view>                       <ext:gridview id="gridview3" runat="server" loadmask="true" />                   </view>                    <selectionmodel>                        <ext:rowselectionmodel id="rowselectionmodel3" runat="server" mode="multi" />                   </selectionmodel>                    <features>                        <ext:grouping id="grouping3 runat="server" hidegroupedheader="true" startcollapsed="true" />                   </features>                </ext:gridpanel>             </component>       </ext:dropdownfield>

cannot read property 'reload' of undefined

in extjs docs provide method store combo , store have method load data. can refer extjs docs

i have create small demo show you, how work. sencha fiddle example

var store = ext.create('ext.data.store', {     fields: [         'id','email', 'first', 'last'     ],     proxy: {         type: 'ajax',         url: 'person.json',         reader: {             type: 'json',             rootproperty: 'data'         }     } });  ext.create('ext.form.combobox', {     store: store,     querymode: 'local',     margin:20,     displayfield: 'first',     valuefield: 'id',     renderto: ext.getbody(),     emptytext:'select',     listeners: {         afterrender: function () {            this.getstore().load();         }      } });

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