nl_tokens: Sets the Proxy s Reader by string config object or Reader instance
pl_tokens: function ( reader ) { var me = this , needsCopy = true , current = me . reader ; if ( reader === undefined || typeof reader == 'string' ) { reader = { <mask> : reader } ; needsCopy = false ; } if ( reader . isReader ) { reader . setModel ( me . model ) ; } else { if ( needsCopy ) { reader = Ext . apply ( { } , reader ) ; } Ext . applyIf ( reader , { proxy : me , model : me . model , type : me . defaultReaderType } ) ; reader = Ext . createByAlias ( 'reader.' + reader . type , reader ) ; } if ( reader !== current && reader . onMetaChange ) { reader . onMetaChange = Ext . Function . createSequence ( reader . onMetaChange , this . onMetaChange , this ) ; } me . reader = reader ; return me . reader ; }