Sencha Touch ListView IndexBar + selectfield -

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i new sencha , have indexbar option listview launched selectfield. tried 

defaulttabletpickerconfig:  {   listeners:    {     painted: function(panel)      {       var list = panel.down('list');       list.setindexbar(true);     }   } }

but code doesn't work, please help.

if new sencha please not use defaulttabletpickerconfig setting. please describe more want get, share more code have written.


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