How to change theme for AlertDialog

Question

I was wondering if someone could help me out. I am trying to create a custom AlertDialog. In order to do this, I added the following line of code in styles.xml

Answer 1

 





new AlertDialog.Builder(new ContextThemeWrapper(context,R.style.AlertDialogCustom))
            .setMessage(Html.fromHtml(Msg))
            .setPositiveButton(posBtn, okListener)
            .setNegativeButton(negBtn, null)
            .create()
            .show();