add ContainerWidgets interface, config channel

widgets/compact.go

@@ -7,6 +7,15 @@ import (
 	ui "github.com/gizak/termui"
 )
 
+type ContainerWidgets interface {
+	Row() *ui.Row
+	Highlight()
+	UnHighlight()
+	SetCPU(int)
+	SetNet(int64, int64)
+	SetMem(int64, int64, int)
+}
+
 type Compact struct {
 	Cid    *ui.Par
 	Net    *ui.Par
@@ -35,6 +44,16 @@ func (w *Compact) Row() *ui.Row {
 	)
 }
 
+func (w *Compact) Highlight() {
+	w.Name.TextFgColor = ui.ColorDefault
+	w.Name.TextBgColor = ui.ColorWhite
+}
+
+func (w *Compact) UnHighlight() {
+	w.Name.TextFgColor = ui.ColorWhite
+	w.Name.TextBgColor = ui.ColorDefault
+}
+
 func (w *Compact) SetCPU(val int) {
 	w.Cpu.BarColor = colorScale(val)
 	w.Cpu.Label = fmt.Sprintf("%s%%", strconv.Itoa(val))