Android Question How to change color slide menu ?

  lftMenu.Background = CreateGD
   For i = 1 To 30
     ListView1.AddSingleLine("Item " & i)
     ListView1.SingleLineLayout.Label.TextSize=12
     ListView1.SingleLineLayout.Label.Background = CreateGD
     ListView1.TwoLinesLayout.Label.Background = CreateGD
     ListView1.TwoLinesLayout.SecondLabel.Background = CreateGD
     
   Next
   Dim jo As JavaObject = ACToolBarLight1
   Dim xl As XmlLayoutBuilder
   jo.RunMethod("setPopupTheme", Array(xl.GetResourceId("style", "ToolbarMenu")))
End Sub

Sub CreateGD As GradientDrawable
   Dim gd As GradientDrawable
   gd.Initialize("BOTTOM_TOP", Array As Int (Colors.rgb(103,58,183), Colors.rgb(103,58,183), Colors.rgb(103,58,183)))
   Return gd
End Sub