update slider once per second always

ui/playercontrols.go

@@ -148,9 +148,8 @@ func (pc *PlayerControls) doPlayTimeUpdate(curTime, totalTime float64) {
 				pc.curTimeLabel.SetText(ct)
 				updated = true
 			}
-			if totalTime < 210 || updated {
-				// if current track is long, we only need to redraw the slider
-				// when the time label updates, to reduce screen redraws.
+			if updated {
+				// Only update slider once a second when time label changes
 				pc.slider.SetValue(v)
 			}
 		}

ui/util.go

@@ -1,13 +1,16 @@
 package ui
 
-import "fmt"
+import (
+	"fmt"
+	"math"
+)
 
 func SecondsToTimeString(s float64) string {
 	if s < 0 {
 		s = 0
 	}
 	min := int(s / 60)
-	sec := int(s - float64(min*60))
+	sec := int(math.Round(s - float64(min*60)))
 
 	return fmt.Sprintf("%2d:%02d", min, sec)
 }