add mute color placeholder for low-percent gauages

container.go

@@ -2,28 +2,24 @@ package main
 
 import (
 	"fmt"
-	"strings"
 
 	"github.com/fsouza/go-dockerclient"
 )
 
 type Container struct {
 	id      string
-	name    string
 	done    chan bool
 	stats   chan *docker.Stats
 	widgets *Widgets
 	reader  *StatReader
 }
 
-func NewContainer(cid string, names []string) *Container {
-	name := strings.Join(names, ",")
+func NewContainer(cid, names string) *Container {
 	return &Container{
 		id:      cid,
-		name:    name,
 		done:    make(chan bool),
 		stats:   make(chan *docker.Stats),
-		widgets: NewWidgets(cid, name),
+		widgets: NewWidgets(cid, names),
 		reader:  &StatReader{},
 	}
 }

grid.go

@@ -12,7 +12,7 @@ type Grid struct {
 	containers map[string]*Container
 }
 
-func (g *Grid) AddContainer(id string, names []string) {
+func (g *Grid) AddContainer(id, names string) {
 	g.containers[id] = NewContainer(id, names)
 }
 
@@ -60,7 +60,7 @@ func header() *ui.Row {
 		ui.NewCol(2, 0, headerPar("CPU")),
 		ui.NewCol(2, 0, headerPar("MEM")),
 		ui.NewCol(2, 0, headerPar("NET RX/TX")),
-		ui.NewCol(2, 0, headerPar("NAMES")),
+		ui.NewCol(2, 0, headerPar("NAME")),
 	)
 }
 

main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"os"
+	"strings"
 
 	"github.com/fsouza/go-dockerclient"
 )
@@ -19,6 +20,11 @@ func getContainers(client *docker.Client) []docker.APIContainers {
 	return containers
 }
 
+// Return primary container name
+func parseName(names []string) string {
+	return strings.Replace(names[0], "/", "", -1)
+}
+
 func main() {
 	dockerhost := os.Getenv("DOCKER_HOST")
 	if dockerhost == "" {
@@ -32,7 +38,7 @@ func main() {
 
 	g := &Grid{0, make(map[string]*Container)}
 	for _, c := range getContainers(client) {
-		g.AddContainer(c.ID[:12], c.Names)
+		g.AddContainer(c.ID[:12], parseName(c.Names))
 	}
 
 	for _, c := range g.containers {

widgets.go

@@ -9,9 +9,9 @@ import (
 
 type Widgets struct {
 	cid    *ui.Par
-	names  *ui.Par
+	net    *ui.Par
+	name   *ui.Par
 	cpu    *ui.Gauge
-	net    *ui.Gauge
 	memory *ui.Gauge
 }
 
@@ -21,43 +21,59 @@ func (w *Widgets) MakeRow() *ui.Row {
 		ui.NewCol(2, 0, w.cpu),
 		ui.NewCol(2, 0, w.memory),
 		ui.NewCol(2, 0, w.net),
-		ui.NewCol(2, 0, w.names),
+		ui.NewCol(2, 0, w.name),
 	)
 }
 
 func (w *Widgets) SetCPU(val int) {
 	w.cpu.BarColor = colorScale(val)
 	w.cpu.Label = fmt.Sprintf("%s%%", strconv.Itoa(val))
-	if val < 5 && val > 0 {
+	if val < 5 {
 		val = 5
+		w.cpu.BarColor = ui.ColorBlack
 	}
 	w.cpu.Percent = val
 }
 
 func (w *Widgets) SetNet(rx int64, tx int64) {
-	w.net.Label = fmt.Sprintf("%s / %s", byteFormat(rx), byteFormat(tx))
+	//w.net.Label = fmt.Sprintf("%s / %s", byteFormat(rx), byteFormat(tx))
+	w.net.Text = fmt.Sprintf("%s / %s", byteFormat(rx), byteFormat(tx))
+	//w.net2.Lines[0].Data = []int{0, 2, 5, 10, 20, 20, 2, 2, 0, 0}
 }
 
 func (w *Widgets) SetMem(val int64, limit int64) {
-	if val < 5 {
-		val = 5
-	}
-	w.memory.Percent = round((float64(val) / float64(limit)) * 100)
+	percent := round((float64(val) / float64(limit)) * 100)
 	w.memory.Label = fmt.Sprintf("%s / %s", byteFormat(val), byteFormat(limit))
+	if percent < 5 {
+		percent = 5
+		w.memory.BarColor = ui.ColorBlack
+	} else {
+		w.memory.BarColor = ui.ColorGreen
+	}
+	w.memory.Percent = percent
 }
 
 func NewWidgets(id string, names string) *Widgets {
+
 	cid := ui.NewPar(id)
 	cid.Border = false
 	cid.Height = 1
 	cid.Width = 20
 	cid.TextFgColor = ui.ColorWhite
+
 	name := ui.NewPar(names)
 	name.Border = false
 	name.Height = 1
 	name.Width = 20
 	name.TextFgColor = ui.ColorWhite
-	return &Widgets{cid, name, mkGauge(), mkGauge(), mkGauge()}
+
+	net := ui.NewPar("-")
+	net.Border = false
+	net.Height = 1
+	net.Width = 20
+	net.TextFgColor = ui.ColorWhite
+
+	return &Widgets{cid, net, name, mkGauge(), mkGauge()}
 }
 
 func mkGauge() *ui.Gauge {