Add example

example/dashboard.go

@@ -0,0 +1,69 @@
+package main
+
+import ui "github.com/gizak/termui"
+import tm "github.com/nsf/termbox-go"
+import "time"
+
+func main() {
+	err := ui.Init()
+	if err != nil {
+		panic(err)
+	}
+	defer ui.Close()
+
+	p := ui.NewP(":PRESS q TO QUIT DEMO\nThis is an example of termui package rendering.")
+	p.Height = 4
+	p.Width = 59
+	p.TextFgColor = ui.ColorWhite
+	p.Border.Label = "Text"
+	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 = 52
+	g.Height = 3
+	g.Y = 11
+	g.Border.Label = "Gauge"
+	g.BarColor = ui.ColorRed
+	g.Border.FgColor = ui.ColorWhite
+	g.Border.LabelFgColor = ui.ColorCyan
+
+	draw := func(t int) {
+		g.Percent = t % 101
+		list.Items = strs[t%9:]
+		ui.Render(p, list, g)
+	}
+
+	evt := make(chan tm.Event)
+	go func() {
+		for {
+			evt <- tm.PollEvent()
+		}
+	}()
+
+	i := 0
+	for {
+		select {
+		case e := <-evt:
+			if e.Type == tm.EventKey && e.Ch == 'q' {
+				return
+			}
+		default:
+			draw(i)
+			i++
+			if i == 102 {
+				return
+			}
+			time.Sleep(time.Second / 2)
+		}
+	}
+}