// gets total count of messages in inbox
            String folder = "content://sms/inbox";
            Uri mSmsQueryUri = Uri.parse(folder);
            String columns[] = new String[] {"person", "address", "body", "date","status"};
            String sortOrder = "date ASC";
            Cursor c = context.getContentResolver().query(mSmsQueryUri, columns, null, null, sortOrder);

        	holder.tv.setText("num " +c.getCount()); //+ c.getPosition()