window.go
func (w *Window) render() {
	w.mgr.Render(w)

	// iterate over widgets
	for _, widget := range w.widgets {
		widget.Render()
	}

	// focus on a widget
	w.focusWidget()
}
func (w *Window) render() {
	w.mgr.Render(w)

	// iterate over widgets
	for _, widget := range w.widgets {
		widget.Render()
	}

	// focus on a widget
	w.focusWidget()
}
func ( w * Window ) render ( ) { w . mgr . Render ( w ) // iterate over widgets for _ , widget := range w . widgets { widget . Render ( ) } // focus on a widget w . focusWidget ( ) }
// render calls the user provided Render and than renders the widgets in the
// window.
render calls the user provided Render and than renders the widgets in the window .