func (mw *mainWindow) Init(w *ttk.Window) {
	mw.l = w.AddLabel(2, 2, "hello world")
	mw.l.SetAttributes(ttk.Attributes{
		Fg: termbox.ColorYellow,
		Bg: termbox.ColorBlue,
	})

	// edit box
	var s string = "12345"
	mw.e = w.AddEdit(2, 4, -2, &s)

	var s2 string
	mw.e2 = w.AddEdit(4, 5, -4, &s2)

	var s3 string
	mw.e3 = w.AddEdit(3, 6, -8, &s3)

	var s4 string
	mw.e4 = w.AddEdit(0, 8, 0, &s4)

	// list box
	mw.list = w.AddList(10, 10, 0, -2)
	mw.list.Append("this is a list box with some content")

	// title
	mw.t = w.AddStatus(0, ttk.JustifyCenter, "title %v", 12)
	mw.t.SetAttributes(ttk.Attributes{
		Fg: termbox.ColorBlack,
		Bg: termbox.ColorGreen,
	})

	// status
	mw.s = w.AddStatus(-1, ttk.JustifyRight, "status: %v", "OMG")
	mw.s.SetAttributes(ttk.Attributes{
		Fg: termbox.ColorBlack,
		Bg: termbox.ColorYellow,
	})
	ttk.Flush()
}
func (mw *mainWindow) Init(w *ttk.Window) {
	mw.l = w.AddLabel(2, 2, "hello world")
	mw.l.SetAttributes(ttk.Attributes{
		Fg: termbox.ColorYellow,
		Bg: termbox.ColorBlue,
	})

	// edit box
	var s string = "12345"
	mw.e = w.AddEdit(2, 4, -2, &s)

	var s2 string
	mw.e2 = w.AddEdit(4, 5, -4, &s2)

	var s3 string
	mw.e3 = w.AddEdit(3, 6, -8, &s3)

	var s4 string
	mw.e4 = w.AddEdit(0, 8, 0, &s4)

	// list box
	mw.list = w.AddList(10, 10, 0, -2)
	mw.list.Append("this is a list box with some content")

	// title
	mw.t = w.AddStatus(0, ttk.JustifyCenter, "title %v", 12)
	mw.t.SetAttributes(ttk.Attributes{
		Fg: termbox.ColorBlack,
		Bg: termbox.ColorGreen,
	})

	// status
	mw.s = w.AddStatus(-1, ttk.JustifyRight, "status: %v", "OMG")
	mw.s.SetAttributes(ttk.Attributes{
		Fg: termbox.ColorBlack,
		Bg: termbox.ColorYellow,
	})
	ttk.Flush()
}
// called from queue