re-implement expanded view widgets

cwidgets/expanded/main.go

@@ -0,0 +1,42 @@
+package expanded
+
+import (
+	"github.com/bcicen/ctop/metrics"
+	ui "github.com/gizak/termui"
+)
+
+type Expanded struct {
+	Info    *Info
+	Net     *ExpandedNet
+	Cpu     *ExpandedCpu
+	Mem     *ExpandedMem
+	infoMap map[string]string
+}
+
+func NewExpanded(id string) *Expanded {
+	return &Expanded{
+		Info: NewInfo(id),
+		Net:  NewExpandedNet(),
+		Cpu:  NewExpandedCpu(),
+		Mem:  NewExpandedMem(),
+	}
+}
+
+func (w *Expanded) Buffer() ui.Buffer {
+	buf := ui.NewBuffer()
+	buf.Merge(w.Info.Buffer())
+	buf.Merge(w.Cpu.Buffer())
+	buf.Merge(w.Mem.Buffer())
+	buf.Merge(w.Net.Buffer())
+	return buf
+}
+
+func (w *Expanded) SetMeta(k, v string) {
+	w.Info.Set(k, v)
+}
+
+func (w *Expanded) SetMetrics(m metrics.Metrics) {
+	w.Cpu.Update(m.CPUUtil)
+	w.Net.Update(m.NetRx, m.NetTx)
+	w.Mem.Update(int(m.MemUsage), int(m.MemLimit))
+}