Android Question State manager save state togglebutton

Sub Process_Globals
 Dim tbState As Boolean = False
End Sub

Sub Activity_Create
 'load layout
 Togglebutton1.Checked = tbState
End Sub

Sub Activity_Pause
 tbState = ToggleButton1.Checked
End Sub

Sub ToggleButton1_CheckedChange(Checked As Boolean)
    If Checked Then
        Manager.SetBoolean("AC",True)
    Else
        Manager.SetBoolean("AC",False)
    End If
End Sub

    If Manager.GetBoolean("AC") Then
        ToggleButton1.Checked=True
    Else
        ToggleButton1.Checked=False
    End If