func draw() {
display = ui.NewPar("")
display.Height = 1
display.Border = false
prompt = ui.NewPar(promptMsg)
prompt.Height = 1
prompt.Border = false
help := ui.NewPar(`:c, :h for profiles; :f to filter; ↓ and ↑ to paginate`)
help.Height = 1
help.Border = false
help.TextBgColor = ui.ColorBlue
help.Bg = ui.ColorBlue
help.TextFgColor = ui.ColorWhite
gs := ui.Sparkline{}
gs.Title = "goroutines"
gs.Height = 4
gs.LineColor = ui.ColorCyan
ts := ui.Sparkline{}
ts.Title = "threads"
ts.Height = 4
ts.LineColor = ui.ColorCyan
sp = ui.NewSparklines(gs, ts)
sp.Height = 10
sp.Border = false
ls = ui.NewList()
ls.Border = false
ui.Body.AddRows(
ui.NewRow(ui.NewCol(4, 0, prompt), ui.NewCol(8, 0, help)),
ui.NewRow(ui.NewCol(12, 0, sp)),
ui.NewRow(ui.NewCol(12, 0, display)),
ui.NewRow(ui.NewCol(12, 0, ls)),
)
}
func main() {
err := ui.Init()
if err != nil {
panic(err)
}
defer ui.Close()
sinps := (func() []float64 {
n := 400
ps := make([]float64, n)
for i := range ps {
ps[i] = 1 + math.Sin(float64(i)/5)
}
return ps
})()
sinpsint := (func() []int {
ps := make([]int, len(sinps))
for i, v := range sinps {
ps[i] = int(100*v + 10)
}
return ps
})()
// ui.UseTheme("helloworld")
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)
}
}
}
func main() {
configFile := flag.String("config", "config.json", "Configuration file")
flag.Parse()
monitors := readConfig(*configFile)
updates := make(chan monitor.CheckUpdate)
logbuf := new(bytes.Buffer)
log.SetOutput(logbuf)
err := termui.Init()
if err != nil {
log.Fatalf("Unable to init termui: %v\n", err)
}
defer termui.Close()
list := termui.NewList()
var urls []string
for _, m := range monitors {
e := fmt.Sprintf("[%v] %v", m.index, m.monitor.Source())
urls = append(urls, e)
if list.Width < int(float64(len(e))*float64(1.5)) {
list.Width = int(float64(len(e)) * float64(1.5))
}
}
list.Items = urls
list.ItemFgColor = termui.ColorYellow
list.BorderLabel = "URLs"
list.Height = 8
list.Y = 0
list.X = 0
sp := termui.NewSparklines()
sp.BorderLabel = "Response times"
sp.Y = list.Height
sp.X = 0
sp.Height = list.Height
for i, _ := range urls {
spark := termui.Sparkline{}
spark.Height = 1
spark.Title = fmt.Sprintf("URL %v", i)
spark.LineColor = termui.ColorCyan
spark.TitleColor = termui.ColorYellow
sp.Add(spark)
}
logPar := termui.NewPar(logbuf.String())
logPar.Height = 20
termui.Body.AddRows(
termui.NewRow(
termui.NewCol(6, 0, list),
termui.NewCol(6, 0, sp)),
termui.NewRow(
termui.NewCol(12, 0, logPar)))
termui.Body.Align()
for _, m := range monitors {
go m.monitor.Check(updates, m.index)
}
loop:
for {
select {
case u := <-updates:
if u.Healthy && u.Err == nil {
sp.Lines[u.Id].LineColor = COLOR_OK
} else {
sp.Lines[u.Id].LineColor = COLOR_KO
}
case <-time.After(2 * time.Second):
break loop
}
}
termui.Render(termui.Body)
termui.Handle("/sys/kbd/q", func(termui.Event) {
termui.StopLoop()
})
termui.Handle("/timer/1s", func(e termui.Event) {
t := e.Data.(termui.EvtTimer)
if t.Count%5 == 0 {
for _, m := range monitors {
go m.monitor.Check(updates, m.index)
}
loop:
for {
select {
case u := <-updates:
sp.Lines[u.Id].Data = append(sp.Lines[u.Id].Data, int(u.Duration))
if u.Healthy && u.Err == nil {
sp.Lines[u.Id].LineColor = COLOR_OK
} else {
sp.Lines[u.Id].LineColor = COLOR_KO
}
case <-time.After(2 * time.Second):
break loop
}
}
logPar.Text = logbuf.String()
termui.Render(termui.Body)
}
})
termui.Loop()
}
func main() {
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
strs := []string{"[0] gizak/termui", "[1] editbox.go", "[2] iterrupt.go", "[3] keyboard.go", "[4] output.go", "[5] random_out.go", "[6] dashboard.go", "[7] nsf/termbox-go"}
list := ui.NewList()
list.Items = strs
list.ItemFgColor = ui.ColorYellow
list.Border.Label = "List"
list.Height = 7
list.Width = 25
list.Y = 4
g := ui.NewGauge()
g.Percent = 50
g.Width = 50
g.Height = 3
g.Y = 11
g.Border.Label = "Gauge"
g.BarColor = ui.ColorRed
g.Border.FgColor = ui.ColorWhite
g.Border.LabelFgColor = ui.ColorCyan
spark := ui.Sparkline{}
spark.Height = 1
spark.Title = "srv 0:"
spdata := []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}
spark.Data = spdata
spark.LineColor = ui.ColorCyan
spark.TitleColor = ui.ColorWhite
spark1 := ui.Sparkline{}
spark1.Height = 1
spark1.Title = "srv 1:"
spark1.Data = spdata
spark1.TitleColor = ui.ColorWhite
spark1.LineColor = ui.ColorRed
sp := ui.NewSparklines(spark, spark1)
sp.Width = 25
sp.Height = 7
sp.Border.Label = "Sparkline"
sp.Y = 4
sp.X = 25
sinps := (func() []float64 {
n := 220
ps := make([]float64, n)
for i := range ps {
ps[i] = 1 + math.Sin(float64(i)/5)
}
return ps
})()
lc := ui.NewLineChart()
lc.Border.Label = "dot-mode Line Chart"
lc.Data = sinps
lc.Width = 50
lc.Height = 11
lc.X = 0
lc.Y = 14
lc.AxesColor = ui.ColorWhite
lc.LineColor = ui.ColorRed | ui.AttrBold
lc.Mode = "dot"
bc := ui.NewBarChart()
bcdata := []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.Width = 26
bc.Height = 10
bc.X = 51
bc.Y = 0
bc.DataLabels = bclabels
bc.BarColor = ui.ColorGreen
bc.NumColor = ui.ColorBlack
lc1 := ui.NewLineChart()
lc1.Border.Label = "braille-mode Line Chart"
lc1.Data = sinps
lc1.Width = 26
lc1.Height = 11
lc1.X = 51
lc1.Y = 14
lc1.AxesColor = ui.ColorWhite
lc1.LineColor = ui.ColorYellow | ui.AttrBold
p1 := ui.NewPar("Hey!\nI am a borderless block!")
p1.HasBorder = false
p1.Width = 26
p1.Height = 2
p1.TextFgColor = ui.ColorMagenta
p1.X = 52
p1.Y = 11
draw := func(t int) {
g.Percent = t % 101
list.Items = strs[t%9:]
sp.Lines[0].Data = spdata[t%10:]
sp.Lines[1].Data = spdata[t/2%10:]
lc.Data = sinps[t/2:]
lc1.Data = sinps[2*t:]
bc.Data = bcdata[t/2%10:]
ui.Render(p, list, g, sp, lc, bc, lc1, p1)
}
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() {
if err := ui.Init(); 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.BorderLabel = "Text Box"
p.BorderFg = ui.ColorCyan
p.Handle("/timer/1s", func(e ui.Event) {
cnt := e.Data.(ui.EvtTimer)
if cnt.Count%2 == 0 {
p.TextFgColor = ui.ColorRed
} else {
p.TextFgColor = ui.ColorWhite
}
})
strs := []string{"[0] gizak/termui", "[1] editbox.go", "[2] iterrupt.go", "[3] keyboard.go", "[4] output.go", "[5] random_out.go", "[6] dashboard.go", "[7] nsf/termbox-go"}
list := ui.NewList()
list.Items = strs
list.ItemFgColor = ui.ColorYellow
list.BorderLabel = "List"
list.Height = 7
list.Width = 25
list.Y = 4
g := ui.NewGauge()
g.Percent = 50
g.Width = 50
g.Height = 3
g.Y = 11
g.BorderLabel = "Gauge"
g.BarColor = ui.ColorRed
g.BorderFg = ui.ColorWhite
g.BorderLabelFg = ui.ColorCyan
spark := ui.Sparkline{}
spark.Height = 1
spark.Title = "srv 0:"
spdata := []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, 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, 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, 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}
spark.Data = spdata
spark.LineColor = ui.ColorCyan
spark.TitleColor = ui.ColorWhite
spark1 := ui.Sparkline{}
spark1.Height = 1
spark1.Title = "srv 1:"
spark1.Data = spdata
spark1.TitleColor = ui.ColorWhite
spark1.LineColor = ui.ColorRed
sp := ui.NewSparklines(spark, spark1)
sp.Width = 25
sp.Height = 7
sp.BorderLabel = "Sparkline"
sp.Y = 4
sp.X = 25
sinps := (func() []float64 {
n := 220
ps := make([]float64, n)
for i := range ps {
ps[i] = 1 + math.Sin(float64(i)/5)
}
return ps
})()
lc := ui.NewLineChart()
lc.BorderLabel = "dot-mode Line Chart"
lc.Data = sinps
lc.Width = 50
lc.Height = 11
lc.X = 0
lc.Y = 14
lc.AxesColor = ui.ColorWhite
lc.LineColor = ui.ColorRed | ui.AttrBold
lc.Mode = "dot"
bc := ui.NewBarChart()
bcdata := []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.BorderLabel = "Bar Chart"
bc.Width = 26
bc.Height = 10
bc.X = 51
bc.Y = 0
bc.DataLabels = bclabels
bc.BarColor = ui.ColorGreen
bc.NumColor = ui.ColorBlack
lc1 := ui.NewLineChart()
lc1.BorderLabel = "braille-mode Line Chart"
lc1.Data = sinps
lc1.Width = 26
lc1.Height = 11
lc1.X = 51
lc1.Y = 14
lc1.AxesColor = ui.ColorWhite
lc1.LineColor = ui.ColorYellow | ui.AttrBold
p1 := ui.NewPar("Hey!\nI am a borderless block!")
p1.Border = false
p1.Width = 26
p1.Height = 2
p1.TextFgColor = ui.ColorMagenta
p1.X = 52
p1.Y = 11
draw := func(t int) {
g.Percent = t % 101
list.Items = strs[t%9:]
sp.Lines[0].Data = spdata[:30+t%50]
sp.Lines[1].Data = spdata[:35+t%50]
lc.Data = sinps[t/2%220:]
lc1.Data = sinps[2*t%220:]
bc.Data = bcdata[t/2%10:]
ui.Render(p, list, g, sp, lc, bc, lc1, p1)
}
ui.Handle("/sys/kbd/q", func(ui.Event) {
ui.StopLoop()
})
ui.Handle("/timer/1s", func(e ui.Event) {
t := e.Data.(ui.EvtTimer)
draw(int(t.Count))
})
ui.Loop()
}
func main() {
if err := ui.Init(); err != nil {
panic(err)
}
defer ui.Close()
sinps := (func() []float64 {
n := 400
ps := make([]float64, n)
for i := range ps {
ps[i] = 1 + math.Sin(float64(i)/5)
}
return ps
})()
sinpsint := (func() []int {
ps := make([]int, len(sinps))
for i, v := range sinps {
ps[i] = int(100*v + 10)
}
return ps
})()
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.BorderLabel = "Sparkline"
lc := ui.NewLineChart()
lc.BorderLabel = "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].LabelAlign = ui.AlignCenter
gs[i].Height = 2
gs[i].Border = false
gs[i].Percent = i * 10
gs[i].PaddingBottom = 1
gs[i].BarColor = ui.ColorRed
}
ls := ui.NewList()
ls.Border = 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.BorderLabel = "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()
ui.Render(ui.Body)
ui.Handle("/sys/kbd/q", func(ui.Event) {
ui.StopLoop()
})
ui.Handle("/timer/1s", func(e ui.Event) {
t := e.Data.(ui.EvtTimer)
i := t.Count
if i > 103 {
ui.StopLoop()
return
}
for _, g := range gs {
g.Percent = (g.Percent + 3) % 100
}
sp.Lines[0].Data = spdata[:100+i]
lc.Data = sinps[2*i:]
ui.Render(ui.Body)
})
ui.Handle("/sys/wnd/resize", func(e ui.Event) {
ui.Body.Width = ui.TermWidth()
ui.Body.Align()
ui.Render(ui.Body)
})
ui.Loop()
}
func buildUI(info info.Info) {
urlLabel := ui.NewPar(fmt.Sprintf("%s", info.Url))
urlLabel.Height = 3
urlLabel.TextFgColor = ui.ColorWhite
urlLabel.BorderLabel = "URL"
urlLabel.BorderFg = ui.ColorCyan
basicInfoStrings := []string{
fmt.Sprintf("IP: %s", strings.Join(info.Ip, ",")),
fmt.Sprintf("Host: %s", strings.Join(info.RealHost, ",")),
fmt.Sprintf("Distribution: %s", info.Distribution),
}
basicInfoList := ui.NewList()
basicInfoList.Items = basicInfoStrings
basicInfoList.ItemFgColor = ui.ColorYellow
basicInfoList.BorderLabel = "BasicInfo"
basicInfoList.Height = 15
basicInfoList.Width = 25
basicInfoList.Y = 0
serverLabel := ui.NewPar(fmt.Sprintf("Name: %s\nVersion: %s", info.Server.Name, info.Server.Version))
serverLabel.Height = 4
serverLabel.TextFgColor = ui.ColorWhite
serverLabel.BorderLabel = "Server"
serverLabel.BorderFg = ui.ColorCyan
languageLabel := ui.NewPar(fmt.Sprintf("Name: %s\nVersion: %s", info.Language.Name, info.Language.Version))
languageLabel.Height = 4
languageLabel.TextFgColor = ui.ColorWhite
languageLabel.BorderLabel = "Language"
languageLabel.BorderFg = ui.ColorCyan
frameworkLabel := ui.NewPar(fmt.Sprintf("Name: %s\nVersion: %s", info.Framework.Name, info.Framework.Version))
frameworkLabel.Height = 4
frameworkLabel.TextFgColor = ui.ColorWhite
frameworkLabel.BorderLabel = "Framework"
frameworkLabel.BorderFg = ui.ColorCyan
packageLabel := ui.NewPar(fmt.Sprintf("Name: %s\nVersion: %s", info.Package.Name, info.Package.Version))
packageLabel.Height = 4
packageLabel.TextFgColor = ui.ColorWhite
packageLabel.BorderLabel = "Package"
packageLabel.BorderFg = ui.ColorCyan
ispLabel := ui.NewPar(fmt.Sprintf("Name: %s\nRegion: %s", info.ISP.Name, info.ISP.Region))
ispLabel.Height = 4
ispLabel.TextFgColor = ui.ColorWhite
ispLabel.BorderLabel = "ISP"
ispLabel.BorderFg = ui.ColorCyan
var headerStrings []string
for key, values := range info.RawHeaders {
headerStrings = append(headerStrings, fmt.Sprintf("%s: %s", key, strings.Join(values[:], ",")))
}
headerList := ui.NewList()
headerList.Items = headerStrings
headerList.ItemFgColor = ui.ColorYellow
headerList.BorderLabel = "Raw Headers"
headerList.Height = 25
headerList.Y = 0
var cookieStrings []string
for key, values := range info.Cookies {
cookieStrings = append(cookieStrings, fmt.Sprintf("%s: %s", key, values))
}
cookieList := ui.NewList()
cookieList.Items = cookieStrings
cookieList.ItemFgColor = ui.ColorYellow
cookieList.BorderLabel = "Cookies"
cookieList.Height = 25
cookieList.Y = 0
/* demo */
sinps := (func() []float64 {
n := 400
ps := make([]float64, n)
for i := range ps {
ps[i] = 1 + math.Sin(float64(i)/5)
}
return ps
})()
sinpsint := (func() []int {
ps := make([]int, len(sinps))
for i, v := range sinps {
ps[i] = int(100*v + 10)
}
return ps
})()
spark := ui.Sparkline{}
spark.Height = 12
spdata := sinpsint
spark.Data = spdata[:100]
spark.LineColor = ui.ColorCyan
spark.TitleColor = ui.ColorWhite
sp := ui.NewSparklines(spark)
sp.Height = 15
sp.BorderLabel = "Sparkline"
g1 := ui.NewGauge()
g1.Percent = 30
g1.Height = 4
g1.Y = 6
g1.BorderLabel = "Progress"
g1.PercentColor = ui.ColorYellow
g1.BarColor = ui.ColorGreen
g1.BorderFg = ui.ColorWhite
g1.BorderLabelFg = ui.ColorMagenta
ui.Body.AddRows(
ui.NewRow(
ui.NewCol(12, 0, urlLabel),
),
ui.NewRow(
ui.NewCol(6, 0, basicInfoList),
ui.NewCol(6, 0, sp),
),
ui.NewRow(
ui.NewCol(4, 0, serverLabel),
ui.NewCol(4, 0, languageLabel),
ui.NewCol(4, 0, frameworkLabel),
),
ui.NewRow(
ui.NewCol(4, 0, packageLabel),
ui.NewCol(4, 0, ispLabel),
ui.NewCol(4, 0, g1),
),
ui.NewRow(
ui.NewCol(6, 0, headerList),
ui.NewCol(6, 0, cookieList),
),
)
ui.Body.Align()
ui.Render(ui.Body)
// redraw := make(chan bool)
ui.Handle("/sys/kbd/q", func(ui.Event) {
// press q to quit
ui.StopLoop()
})
ui.Handle("/sys/wnd/resize", func(ui.Event) {
// press q to quit
ui.Body.Width = ui.TermWidth()
ui.Body.Align()
})
ui.Handle("/timer/1s", func(e ui.Event) {
ui.Body.Align()
})
ui.Loop()
}