private void calcCost(Cursor cursor, Preference pref) {
if (cursor.getCount() <= 0) {
return;
}
while (cursor.moveToNext()) {
totalCost +=
cursor.getFloat(cursor.getColumnIndexOrThrow(ItemDao.KEY_UNITPRICE))
* cursor.getInt(cursor.getColumnIndexOrThrow(ItemDao.KEY_QUANTITY));
}
;
totalCost = totalCost * (1 + pref.getTaxPercent() / 100.0);
}
