custom dialog function

private fun showDialog(title:String,message:String){
        val mDialogView = LayoutInflater.from(context).inflate(R.layout.layout_dialog,null)
        val mBuilder = AlertDialog.Builder(context)
            .setView(mDialogView)
        val alertDialog = mBuilder.show()

        mDialogView.tv_title.text = title
        mDialogView.tv_desc.text = message

        mDialogView.btn_ok.setOnClickListener {
             alertDialog.dismiss()
        }

        mDialogView.btn_cancel.setOnClickListener{
            alertDialog.dismiss()
        }
    }