A toy termui example to get the basic structure down

testdash.go

package main

import (
    ui "github.com/gizak/termui" // use ui as an alias
    "strconv"
    "fmt"
    "math/rand"
    "container/ring"
)    

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

    p := ui.NewPar(":PRESS q TO QUIT DEMO, <space> to increment")
    p.TextFgColor = ui.ColorWhite
    p.BorderLabel = "Text Box"
    p.BorderFg = ui.ColorCyan
    p.Height = 3

    sCS := ui.Sparkline{}
    sCS.Height = 1
    sCS.Title = "Test"
    sCS.Data = make([]int,10,10)

    sCE := ui.Sparkline{}
    sCE.Height = 1
    sCE.Title = "Test"
    sCE.Data = make([]int,10,10)

    s := ui.NewSparklines(sCS,sCE)
    s.Height = 10
    s.BorderLabel = "Events"


    log := ui.NewPar("Starting...")
    log.TextFgColor = ui.ColorWhite
    log.BorderLabel = "Text Box"
    log.BorderFg = ui.ColorCyan
    log.Height = 5

	headers := [][]string{
		[]string{"Count", "sCS Value", "sCE Value"},
        []string{"","",""},
        []string{"","",""},
        []string{"","",""},
        []string{"","",""},
        []string{"","",""},
	}

    rows := ring.New(5)
	// Initialize the ring with some integer values
	for i := 0; i < 5; i++ {
		rows.Value = []string{"","",""}
		rows = rows.Next()
	}
    

    t := ui.NewTable()
    t.Rows = headers
	t.FgColor = ui.ColorWhite
	t.BgColor = ui.ColorDefault
    t.Height = 13

    ui.Body.AddRows(
        ui.NewRow(
            ui.NewCol(3,0, p)),
        ui.NewRow(
            ui.NewCol(9,0, s)),
        ui.NewRow(
            ui.NewCol(9,0, t)),
        ui.NewRow(
            ui.NewCol(9,0, log)))
    ui.Body.Align()

    ui.Render(ui.Body) // feel free to call Render, it's async and non-block


    ui.Handle("/sys/kbd/q",func(e ui.Event){
        ui.StopLoop()
    })
    

    cnt := 0
    ui.Handle("/sys/kbd/<space>",func(e ui.Event){
        cnt += 1

		s.Lines[0].Data = append(s.Lines[0].Data[1:], rand.Intn(100))
		s.Lines[1].Data = append(s.Lines[1].Data[1:], rand.Intn(100))

        rows.Value = []string{strconv.Itoa(cnt),fmt.Sprintf("%v",s.Lines[0].Data),fmt.Sprintf("%v",s.Lines[1].Data)}
        rows = rows.Move(1)
        i := 1
        rows.Do(func(r interface{}) {
            t.Rows[i] = r.([]string)
            i += 1
        })
        ui.Render(ui.Body)
    })

    ui.Loop()

}