nl_tokens: Adds a listener to be notified when the browser window is resized and provides resize event buffering ( 50 milliseconds ) passes new viewport width and height to handlers .
pl_tokens: function ( fn , scope , <mask> ) { //<debug warn> Ext . Logger . deprecate ( "Ext.EventManager.onWindowResize is deprecated, attach listener to Ext.Viewport instead, i.e: Ext.Viewport.on('resize', ...)" , 2 ) ; //</debug> Ext . Viewport . on ( 'resize' , fn , scope , options ) ; }