func init() {
	err := termui.Init()
	if err != nil {
		panic(err)
	}

	termui.UseTheme("default")

	ui = NewUi()

	refreshTicker := time.NewTicker(time.Millisecond * 50)
	evt := termui.EventCh()

	ui.refresh()

	go func() {
		for {
			select {
			case e := <-evt:
				if e.Type == termui.EventKey && e.Ch == 'q' {
					os.Exit(1)
				}
				if e.Type == termui.EventResize {
					ui.gridWidth = termui.TermWidth()
					ui.refresh()
				}
			case <-refreshTicker.C:
				ui.refresh()
			}
		}
	}()
}

func main() {

	err := ui.Init()
	if err != nil {
		panic(err)
	}
	defer ui.Close()

	w11 := ui.NewPar("Hello world")
	w11.Height = 10
	w11.Border.Label = "Hello"
	w11.Border.LabelFgColor = ui.ColorGreen

	w12 := ui.NewPar("first")
	w12.Height = 20

	w2 := ui.NewPar("second")
	w2.Height = 20

	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(6, 0, w11),
			ui.NewCol(6, 0, w12)),
		ui.NewRow(
			ui.NewCol(12, 0, w2)))

	ui.Body.Align()

	ui.Render(ui.Body)

	<-ui.EventCh()

}

func main() {
	err := termui.Init()
	if err != nil {
		panic(err)
	}
	defer termui.Close()

	termui.UseTheme("helloworld")

	strs := []string{
		"[0] github.com/gizak/termui",
		"[1] 你好，世界",
		"[2] こんにちは世界",
		"[3] keyboard.go",
		"[4] output.go",
		"[5] random_out.go",
		"[6] dashboard.go",
		"[7] nsf/termbox-go"}

	ls := termui.NewList()
	ls.Items = strs
	ls.ItemFgColor = termui.ColorYellow
	ls.Border.Label = "List"
	ls.Height = 7
	ls.Width = 25
	ls.Y = 0

	termui.Render(ls)

	<-termui.EventCh()
}

func main() {
	err := termui.Init()
	if err != nil {
		panic(err)
	}
	defer termui.Close()

	termui.UseTheme("helloworld")

	bc := termui.NewBarChart()
	data := []int{3, 2, 5, 3, 9, 5, 3, 2, 5, 8, 3, 2, 4, 5, 3, 2, 5, 7, 5, 3, 2, 6, 7, 4, 6, 3, 6, 7, 8, 3, 6, 4, 5, 3, 2, 4, 6, 4, 8, 5, 9, 4, 3, 6, 5, 3, 6}
	bclabels := []string{"S0", "S1", "S2", "S3", "S4", "S5"}
	bc.Border.Label = "Bar Chart"
	bc.Data = data
	bc.Width = 26
	bc.Height = 10
	bc.DataLabels = bclabels
	bc.TextColor = termui.ColorGreen
	bc.BarColor = termui.ColorRed
	bc.NumColor = termui.ColorYellow

	termui.Render(bc)

	<-termui.EventCh()
}

func main() {
	err := termui.Init()
	if err != nil {
		panic(err)
	}
	defer termui.Close()

	termui.UseTheme("helloworld")

	data := []int{4, 2, 1, 6, 3, 9, 1, 4, 2, 15, 14, 9, 8, 6, 10, 13, 15, 12, 10, 5, 3, 6, 1, 7, 10, 10, 14, 13, 6}
	spl0 := termui.NewSparkline()
	spl0.Data = data[3:]
	spl0.Title = "Sparkline 0"
	spl0.LineColor = termui.ColorGreen

	// single
	spls0 := termui.NewSparklines(spl0)
	spls0.Height = 2
	spls0.Width = 20
	spls0.HasBorder = false

	spl1 := termui.NewSparkline()
	spl1.Data = data
	spl1.Title = "Sparkline 1"
	spl1.LineColor = termui.ColorRed

	spl2 := termui.NewSparkline()
	spl2.Data = data[5:]
	spl2.Title = "Sparkline 2"
	spl2.LineColor = termui.ColorMagenta

	// group
	spls1 := termui.NewSparklines(spl0, spl1, spl2)
	spls1.Height = 8
	spls1.Width = 20
	spls1.Y = 3
	spls1.Border.Label = "Group Sparklines"

	spl3 := termui.NewSparkline()
	spl3.Data = data
	spl3.Title = "Enlarged Sparkline"
	spl3.Height = 8
	spl3.LineColor = termui.ColorYellow

	spls2 := termui.NewSparklines(spl3)
	spls2.Height = 11
	spls2.Width = 30
	spls2.Border.FgColor = termui.ColorCyan
	spls2.X = 21
	spls2.Border.Label = "Tweeked Sparkline"

	termui.Render(spls0, spls1, spls2)

	<-termui.EventCh()
}

func readMessage(message *imap.MessageInfo) {
	set := new(imap.SeqSet)
	set.AddNum(message.Seq)
	cmd, err := imap.Wait(c.Fetch(set, BODY_PART_NAME))
	panicMaybe(err)

	reader, err := messageReader(cmd.Data[0].MessageInfo())
	panicMaybe(err)

	scanner := bufio.NewScanner(reader)
	var lines []string
	for scanner.Scan() {
		lines = append(lines, scanner.Text())
	}
	messageBodyStr := strings.Join(lines[:min(len(lines), ui.TermHeight()-2)], "\n")

	if len(messageBodyStr) <= 0 {
		LOG.Printf("Message body was empty or could not be retrieved: +%v\n", err)
		return
	}

	msgBox := ui.NewPar(messageBodyStr)
	msgBox.Border.Label = "Reading Message"
	msgBox.Height = ui.TermHeight()
	msgBox.Width = ui.TermWidth()
	msgBox.Y = 0
	ui.Render(msgBox)

	topLineIndex := 0

	redraw := make(chan bool)

	for {
		select {
		case e := <-ui.EventCh():
			switch e.Key {
			case ui.KeyArrowDown:
				topLineIndex = max(0, min(
					len(lines)-msgBox.Height/2,
					topLineIndex+1))
				go func() { redraw <- true }()
			case ui.KeyArrowUp:
				topLineIndex = max(0, topLineIndex-1)
				go func() { redraw <- true }()
			case ui.KeyEsc:
				// back to "list messages"
				return
			}
		case <-redraw:
			messageBodyStr = strings.Join(lines[topLineIndex+1:], "\n")
			msgBox.Text = messageBodyStr
			ui.Render(msgBox)
		}
	}
}

func main() {
	err := termui.Init()
	if err != nil {
		panic(err)
	}
	defer termui.Close()

	termui.UseTheme("helloworld")

	sinps := (func() []float64 {
		n := 220
		ps := make([]float64, n)
		for i := range ps {
			ps[i] = 1 + math.Sin(float64(i)/5)
		}
		return ps
	})()

	lc0 := termui.NewLineChart()
	lc0.Border.Label = "braille-mode Line Chart"
	lc0.Data = sinps
	lc0.Width = 50
	lc0.Height = 12
	lc0.X = 0
	lc0.Y = 0
	lc0.AxesColor = termui.ColorWhite
	lc0.LineColor = termui.ColorGreen | termui.AttrBold

	lc1 := termui.NewLineChart()
	lc1.Border.Label = "dot-mode Line Chart"
	lc1.Mode = "dot"
	lc1.Data = sinps
	lc1.Width = 26
	lc1.Height = 12
	lc1.X = 51
	lc1.DotStyle = '+'
	lc1.AxesColor = termui.ColorWhite
	lc1.LineColor = termui.ColorYellow | termui.AttrBold

	lc2 := termui.NewLineChart()
	lc2.Border.Label = "dot-mode Line Chart"
	lc2.Mode = "dot"
	lc2.Data = sinps[4:]
	lc2.Width = 77
	lc2.Height = 16
	lc2.X = 0
	lc2.Y = 12
	lc2.AxesColor = termui.ColorWhite
	lc2.LineColor = termui.ColorCyan | termui.AttrBold

	termui.Render(lc0, lc1, lc2)

	<-termui.EventCh()
}

func main() {
	err := ui.Init()
	if err != nil {
		panic(err)
	}
	defer ui.Close()
	initial()
	ech := ui.EventCh()
	for screen := intro; screen != nil; {
		screen = screen(ech)
	}
}

func main() {
	err := termui.Init()
	if err != nil {
		panic(err)
	}
	defer termui.Close()

	termui.UseTheme("helloworld")

	g0 := termui.NewGauge()
	g0.Percent = 40
	g0.Width = 50
	g0.Height = 3
	g0.Border.Label = "Slim Gauge"
	g0.BarColor = termui.ColorRed
	g0.Border.FgColor = termui.ColorWhite
	g0.Border.LabelFgColor = termui.ColorCyan

	g2 := termui.NewGauge()
	g2.Percent = 60
	g2.Width = 50
	g2.Height = 3
	g2.PercentColor = termui.ColorBlue
	g2.Y = 3
	g2.Border.Label = "Slim Gauge"
	g2.BarColor = termui.ColorYellow
	g2.Border.FgColor = termui.ColorWhite

	g1 := termui.NewGauge()
	g1.Percent = 30
	g1.Width = 50
	g1.Height = 5
	g1.Y = 6
	g1.Border.Label = "Big Gauge"
	g1.PercentColor = termui.ColorYellow
	g1.BarColor = termui.ColorGreen
	g1.Border.FgColor = termui.ColorWhite
	g1.Border.LabelFgColor = termui.ColorMagenta

	g3 := termui.NewGauge()
	g3.Percent = 50
	g3.Width = 50
	g3.Height = 3
	g3.Y = 11
	g3.Border.Label = "Gauge with custom label"
	g3.Label = "{{percent}}% (100MBs free)"
	g3.LabelAlign = termui.AlignRight

	termui.Render(g0, g1, g2, g3)

	<-termui.EventCh()
}

func showSubreddit(subredditName string) error {
	r := geddit.NewSession("r by /u/bnadland")

	submissions, err := r.SubredditSubmissions(subredditName, geddit.HotSubmissions, geddit.ListingOptions{})
	if err != nil {
		return err
	}

	isActive := true

	cursor := 3
	for isActive {

		entries := []string{}
		for i, submission := range submissions {
			entries = append(entries, fmt.Sprintf("%s %s", isActiveCursor(cursor, i), submission.Title))
		}

		ls := termui.NewList()
		ls.Items = entries
		ls.ItemFgColor = termui.ColorDefault
		ls.Border.Label = fmt.Sprintf("Subreddit: %s", subredditName)
		ls.Height = termui.TermHeight()
		ls.Width = termui.TermWidth()
		ls.Y = 0
		termui.Render(ls)
		event := <-termui.EventCh()
		if event.Type == termui.EventKey {
			switch event.Key {
			case termui.KeyArrowLeft:
				isActive = false
			case termui.KeyArrowDown:
				cursor = cursor + 1
				if cursor > len(submissions) {
					cursor = len(submissions)
				}
			case termui.KeyArrowUp:
				cursor = cursor - 1
				if cursor < 0 {
					cursor = 0
				}
			}
		}
	}
	return nil
}

func main() {
	err := ui.Init()
	fmt.Println(daemon.UpSince())
	if err != nil {
		fmt.Println("Could not initialise UI")
	}
	defer ui.Close()

	ut, _ := daemon.Uptime()
	p := ui.NewPar(ut.String())
	p.Height = 3
	p.Width = 50
	p.TextFgColor = ui.ColorWhite
	p.Border.Label = "Uptime"
	p.Border.FgColor = ui.ColorCyan

	g0 := ui.NewGauge()
	g0.Percent = 40
	g0.Width = 50
	g0.Height = 3
	g0.Border.Label = "Memory"
	g0.BarColor = ui.ColorRed
	g0.Border.FgColor = ui.ColorWhite
	g0.Border.LabelFgColor = ui.ColorCyan

	g2 := ui.NewGauge()
	g2.Percent = 60
	g2.Width = 50
	g2.Height = 3
	g2.PercentColor = ui.ColorBlue
	g2.Y = 3
	g2.Border.Label = "CPU"
	g2.BarColor = ui.ColorYellow
	g2.Border.FgColor = ui.ColorWhite

	ui.Body.AddRows(ui.NewRow(ui.NewCol(6, 0, g0), ui.NewCol(6, 0, p)),
		ui.NewRow(ui.NewCol(6, 0, g2)))
	ui.Body.Align()
	ui.Render(ui.Body)
	go updateMemCPU(g2, g0)
	go updateUptime(p)
	<-ui.EventCh()
}

func maintainSparkLines(redraw chan bool, quit chan bool) {
	evt := ui.EventCh()
	for {
		select {
		case e := <-evt:
			if e.Type == ui.EventKey && e.Ch == 'q' {
				quit <- true
				return
			}
			if e.Type == ui.EventResize {
				ui.Body.Width = ui.TermWidth()
				ui.Body.Align()
				go func() { redraw <- true }()
			}
		case <-redraw:
			ui.Render(ui.Body)
		}
	}
}

func main() {
	// show flashscreen

	views.MainView().Init()
	err := termui.Init()
	if err != nil {
		panic(err)
	}
	defer termui.Close()

	currentView = views.MainView().SwitchToView()

	go func() {
		for {
			currentView.Render()

			time.Sleep(1 * time.Second)
		}
	}()

	for {
		e := <-termui.EventCh()

		if e.Type == termui.EventKey {
			if e.Key == termui.KeyEsc {
				break
			} else if e.Key == termui.KeyArrowLeft {
				currentView = views.EventView().SwitchToView()
				currentView.Render()
			} else if e.Key == termui.KeyArrowRight {
				currentView = views.MainView().SwitchToView()
				currentView.Render()
			} else if e.Key == termui.KeyArrowUp {
				currentView = views.RPSView().SwitchToView()
				currentView.Render()
			} else {
				// FIXME: quit with any key
				break
			}
		}
	}
}

func main() {
	err := termui.Init()
	if err != nil {
		panic(err)
	}
	defer termui.Close()

	termui.UseTheme("helloworld")

	bc := termui.NewMBarChart()
	math := []int{90, 85, 90, 80}
	english := []int{70, 85, 75, 60}
	science := []int{75, 60, 80, 85}
	compsci := []int{100, 100, 100, 100}
	bc.Data[0] = math
	bc.Data[1] = english
	bc.Data[2] = science
	bc.Data[3] = compsci
	studentsName := []string{"Ken", "Rob", "Dennis", "Linus"}
	bc.Border.Label = "Student's Marks X-Axis=Name Y-Axis=Marks[Math,English,Science,ComputerScience] in %"
	bc.Width = 100
	bc.Height = 50
	bc.Y = 10
	bc.BarWidth = 10
	bc.DataLabels = studentsName
	bc.ShowScale = true //Show y_axis scale value (min and max)
	bc.SetMax(400)

	bc.TextColor = termui.ColorGreen    //this is color for label (x-axis)
	bc.BarColor[3] = termui.ColorGreen  //BarColor for computerscience
	bc.BarColor[1] = termui.ColorYellow //Bar Color for english
	bc.NumColor[3] = termui.ColorRed    // Num color for computerscience
	bc.NumColor[1] = termui.ColorRed    // num color for english

	//Other colors are automatically populated, btw All the students seems do well in computerscience. :p

	termui.Render(bc)

	<-termui.EventCh()
}

func main() {
	err := termui.Init()
	if err != nil {
		panic(err)
	}
	defer termui.Close()

	termui.UseTheme("helloworld")

	par0 := termui.NewPar("Borderless Text")
	par0.Height = 1
	par0.Width = 20
	par0.Y = 1
	par0.HasBorder = false

	par1 := termui.NewPar("你好，世界。")
	par1.Height = 3
	par1.Width = 17
	par1.X = 20
	par1.Border.Label = "标签"

	par2 := termui.NewPar("Simple colored text\nwith label. It [can be](RED) multilined with \\n or [break automatically](GREEN, BOLD)")
	par2.RendererFactory = termui.MarkdownTextRendererFactory{}
	par2.Height = 5
	par2.Width = 37
	par2.Y = 4
	par2.Border.Label = "Multiline"
	par2.Border.FgColor = termui.ColorYellow

	par3 := termui.NewPar("Long text with label and it is auto trimmed.")
	par3.Height = 3
	par3.Width = 37
	par3.Y = 9
	par3.Border.Label = "Auto Trim"

	termui.Render(par0, par1, par2, par3)

	<-termui.EventCh()
}

func showMainWindow() {

	err := ui.Init()
	if err != nil {
		panic(err)
	}
	defer ui.Close()

	p := ui.NewPar(":PRESS q TO QUIT DEMO")
	p.Height = 3
	p.Width = 50
	p.TextFgColor = ui.ColorWhite
	p.Border.Label = "Text Box"
	p.Border.FgColor = ui.ColorCyan

	draw := func(t int) {
		ui.Render(p)
	}

	evt := ui.EventCh()

	i := 0
	for {
		select {
		case e := <-evt:
			if e.Type == ui.EventKey && e.Ch == 'q' {
				return
			}
		default:
			draw(i)
			i++
			if i == 102 {
				return
			}
			time.Sleep(time.Second / 2)
		}
	}
}

func main() {

	sysmon = gtop.NewSysmon()
	go sysmon.MonCPU()

	err := termui.Init()
	if err != nil {
		panic(err)
	}
	defer termui.Close()

	bufferer := []termui.Bufferer{}

	lcpu_c, _, err := sysmon.CPUCount()
	if err == nil {
		cpu_bars = []*gtop.Bar{}
		bar_offset := 0
		for i := 0; i < lcpu_c; i++ {
			b := gtop.NewBar(35, 2, 1+bar_offset, strconv.Itoa(i+1), &bufferer)
			cpu_bars = append(cpu_bars, b)
			bar_offset += b.Height
		}
	}

	go render_loop(bufferer)
	go update_cpu_bars()

	evt := termui.EventCh()
	for {
		select {
		case e := <-evt:
			if e.Type == termui.EventKey && e.Ch == 0 {
				return
			}
		}
	}
}

func main() {
	flag.Usage = Usage
	flag.Parse()

	// Process ports/urls
	ports, _ := ParsePorts(*urls)
	if *self {
		port, err := StartSelfMonitor()
		if err == nil {
			ports = append(ports, port)
		}
	}
	if len(ports) == 0 {
		fmt.Fprintln(os.Stderr, "no ports specified. Use -ports arg to specify ports of Go apps to monitor")
		Usage()
		os.Exit(1)
	}
	if *interval <= 0 {
		fmt.Fprintln(os.Stderr, "update interval is not valid. Valid examples: 5s, 1m, 1h30m")
		Usage()
		os.Exit(1)
	}

	// Process vars
	vars, err := ParseVars(*varsArg)
	if err != nil {
		log.Fatal(err)
	}

	// Init UIData
	data := NewUIData(vars)
	for _, port := range ports {
		service := NewService(port, vars)
		data.Services = append(data.Services, service)
	}

	// Start proper UI
	var ui UI
	if len(data.Services) > 1 {
		ui = &TermUI{}
	} else {
		ui = &TermUISingle{}
	}
	if *dummy {
		ui = &DummyUI{}
	}

	if err := ui.Init(*data); err != nil {
		log.Fatal(err)
	}
	defer ui.Close()

	tick := time.NewTicker(*interval)
	evtCh := termui.EventCh()

	UpdateAll(ui, data)
	for {
		select {
		case <-tick.C:
			UpdateAll(ui, data)
		case e := <-evtCh:
			if e.Type == termui.EventKey && e.Ch == 'q' {
				return
			}
			if e.Type == termui.EventResize {
				ui.Update(*data)
			}
		}
	}
}

// monitor starts a terminal UI based monitoring tool for the requested metrics.
func monitor(ctx *cli.Context) {
	var (
		client comms.EthereumClient
		err    error
	)
	// Attach to an Ethereum node over IPC or RPC
	endpoint := ctx.String(monitorCommandAttachFlag.Name)
	if client, err = comms.ClientFromEndpoint(endpoint, codec.JSON); err != nil {
		utils.Fatalf("Unable to attach to geth node: %v", err)
	}
	defer client.Close()

	xeth := rpc.NewXeth(client)

	// Retrieve all the available metrics and resolve the user pattens
	metrics, err := retrieveMetrics(xeth)
	if err != nil {
		utils.Fatalf("Failed to retrieve system metrics: %v", err)
	}
	monitored := resolveMetrics(metrics, ctx.Args())
	if len(monitored) == 0 {
		list := expandMetrics(metrics, "")
		sort.Strings(list)

		if len(list) > 0 {
			utils.Fatalf("No metrics specified.\n\nAvailable:\n - %s", strings.Join(list, "\n - "))
		} else {
			utils.Fatalf("No metrics collected by geth (--%s).\n", utils.MetricsEnabledFlag.Name)
		}
	}
	sort.Strings(monitored)
	if cols := len(monitored) / ctx.Int(monitorCommandRowsFlag.Name); cols > 6 {
		utils.Fatalf("Requested metrics (%d) spans more that 6 columns:\n - %s", len(monitored), strings.Join(monitored, "\n - "))
	}
	// Create and configure the chart UI defaults
	if err := termui.Init(); err != nil {
		utils.Fatalf("Unable to initialize terminal UI: %v", err)
	}
	defer termui.Close()

	termui.UseTheme("helloworld")

	rows := len(monitored)
	if max := ctx.Int(monitorCommandRowsFlag.Name); rows > max {
		rows = max
	}
	cols := (len(monitored) + rows - 1) / rows
	for i := 0; i < rows; i++ {
		termui.Body.AddRows(termui.NewRow())
	}
	// Create each individual data chart
	footer := termui.NewPar("")
	footer.HasBorder = true
	footer.Height = 3

	charts := make([]*termui.LineChart, len(monitored))
	units := make([]int, len(monitored))
	data := make([][]float64, len(monitored))
	for i := 0; i < len(monitored); i++ {
		charts[i] = createChart((termui.TermHeight() - footer.Height) / rows)
		row := termui.Body.Rows[i%rows]
		row.Cols = append(row.Cols, termui.NewCol(12/cols, 0, charts[i]))
	}
	termui.Body.AddRows(termui.NewRow(termui.NewCol(12, 0, footer)))

	refreshCharts(xeth, monitored, data, units, charts, ctx, footer)
	termui.Body.Align()
	termui.Render(termui.Body)

	// Watch for various system events, and periodically refresh the charts
	refresh := time.Tick(time.Duration(ctx.Int(monitorCommandRefreshFlag.Name)) * time.Second)
	for {
		select {
		case event := <-termui.EventCh():
			if event.Type == termui.EventKey && event.Key == termui.KeyCtrlC {
				return
			}
			if event.Type == termui.EventResize {
				termui.Body.Width = termui.TermWidth()
				for _, chart := range charts {
					chart.Height = (termui.TermHeight() - footer.Height) / rows
				}
				termui.Body.Align()
				termui.Render(termui.Body)
			}
		case <-refresh:
			if refreshCharts(xeth, monitored, data, units, charts, ctx, footer) {
				termui.Body.Align()
			}
			termui.Render(termui.Body)
		}
	}
}

//.........这里部分代码省略.........

	spark := ui.Sparkline{}
	spark.Height = 8
	spdata := sinpsint
	spark.Data = spdata[:100]
	spark.LineColor = ui.ColorCyan
	spark.TitleColor = ui.ColorWhite

	sp := ui.NewSparklines(spark)
	sp.Height = 11
	sp.Border.Label = "Sparkline"

	lc := ui.NewLineChart()
	lc.Border.Label = "braille-mode Line Chart"
	lc.Data = sinps
	lc.Height = 11
	lc.AxesColor = ui.ColorWhite
	lc.LineColor = ui.ColorYellow | ui.AttrBold

	gs := make([]*ui.Gauge, 3)
	for i := range gs {
		gs[i] = ui.NewGauge()
		gs[i].Height = 2
		gs[i].HasBorder = false
		gs[i].Percent = i * 10
		gs[i].PaddingBottom = 1
		gs[i].BarColor = ui.ColorRed
	}

	ls := ui.NewList()
	ls.HasBorder = false
	ls.Items = []string{
		"[1] Downloading File 1",
		"", // == \newline
		"[2] Downloading File 2",
		"",
		"[3] Uploading File 3",
	}
	ls.Height = 5

	par := ui.NewPar("<> This row has 3 columns\n<- Widgets can be stacked up like left side\n<- Stacked widgets are treated as a single widget")
	par.Height = 5
	par.Border.Label = "Demonstration"

	// build layout
	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(6, 0, sp),
			ui.NewCol(6, 0, lc)),
		ui.NewRow(
			ui.NewCol(3, 0, ls),
			ui.NewCol(3, 0, gs[0], gs[1], gs[2]),
			ui.NewCol(6, 0, par)))

	// calculate layout
	ui.Body.Align()

	done := make(chan bool)
	redraw := make(chan bool)

	/*
		update := func() {
			for i := 0; i < 103; i++ {
				for _, g := range gs {
					g.Percent = (g.Percent + 3) % 100
				}

				sp.Lines[0].Data = spdata[:100+i]
				lc.Data = sinps[2*i:]

				time.Sleep(time.Second / 2)
				redraw <- true
			}
			done <- true
		}
	*/

	evt := ui.EventCh()

	ui.Render(ui.Body)
	// go update()

	for {
		select {
		case e := <-evt:
			if e.Type == ui.EventKey && e.Ch == 'q' {
				return
			}
			if e.Type == ui.EventResize {
				ui.Body.Width = ui.TermWidth()
				ui.Body.Align()
				go func() { redraw <- true }()
			}
		case <-done:
			return
		case <-redraw:
			ui.Render(ui.Body)
		}
	}
}