| 57 | } |
| 58 | |
| 59 | bool OpeningBook::read(const QString& filename) |
| 60 | { |
| 61 | m_filename = filename; |
| 62 | QFile file(filename); |
| 63 | if (!file.open(QIODevice::ReadOnly)) |
| 64 | return false; |
| 65 | |
| 66 | if ((file.size() % entrySize()) != 0) |
| 67 | { |
| 68 | qWarning("Invalid size for opening book %s", |
| 69 | qUtf8Printable(filename)); |
| 70 | return false; |
| 71 | } |
| 72 | |
| 73 | if (m_mode == Disk) |
| 74 | return true; |
| 75 | |
| 76 | m_map.clear(); |
| 77 | QDataStream in(&file); |
| 78 | in >> this; |
| 79 | |
| 80 | return !m_map.isEmpty(); |
| 81 | } |
| 82 | |
| 83 | bool OpeningBook::write(const QString& filename) const |
| 84 | { |