xmtop/widgets/mem.go
2018-03-03 17:05:52 -08:00

41 lines
695 B
Go

package widgets
import (
"time"
ui "github.com/cjbassi/gotop/termui"
psMem "github.com/shirou/gopsutil/mem"
)
type Mem struct {
*ui.LineGraph
interval time.Duration
}
func NewMem() *Mem {
m := &Mem{
LineGraph: ui.NewLineGraph(),
interval: time.Second,
}
m.Label = "Memory Usage"
m.Data["Main"] = []float64{0}
m.Data["Swap"] = []float64{0}
go m.update()
ticker := time.NewTicker(m.interval)
go func() {
for range ticker.C {
m.update()
}
}()
return m
}
func (m *Mem) update() {
main, _ := psMem.VirtualMemory()
swap, _ := psMem.SwapMemory()
m.Data["Main"] = append(m.Data["Main"], main.UsedPercent)
m.Data["Swap"] = append(m.Data["Swap"], swap.UsedPercent)
}