QVariant MPDSongModel::data(const QModelIndex &index, int role) const {
Q_ASSERT(m_header);
if (!index.isValid() || index.row() < 0 || index.row() >= m_visible.size() || index.column() >= m_header->columns().size())
return QVariant();
MPDSong song = m_visible.at(index.row());
if (song.isNull())
return QVariant();
if (role == Qt::DisplayRole) {
switch (m_header->columns().at(index.column())) {
case HeaderView::TRACK:
return song.track();
case HeaderView::TITLE:
return song.title();
case HeaderView::LENGTH:
return song.time();
case HeaderView::ALBUM:
return song.album();
case HeaderView::ARTIST:
return song.artist();
case HeaderView::FILENAME:
return song.filename();
case HeaderView::URL:
return song.url();
case HeaderView::GENRE:
return song.genre();
case HeaderView::DATE:
return song.date();
case HeaderView::COMPOSER:
return song.composer();
case HeaderView::PERFORMER:
return song.performer();
case HeaderView::COMMENT:
return song.comment();
case HeaderView::DISC:
return song.disc();
default:
return "?";
}
}
if (role == Qt::TextAlignmentRole && m_header->columns().at(index.column()) == HeaderView::LENGTH)
return Qt::AlignRight;
return QVariant();
}
int compareRows(MPDSong l, MPDSong r) const {
int res = 0;
switch (m_sortColumn) {
case HeaderView::TRACK:
res = compareTrack(l, r);
if (!res) res = compareCols(l.artist(), r.artist());
if (!res) res = compareCols(l.album(), r.album());
if (!res) res = compareCols(l.title(), r.title());
break;
case HeaderView::LENGTH:
res = compareCols(l.secs(), r.secs());
// Fall through
case HeaderView::ARTIST:
if (!res) res = compareCols(l.artist(), r.artist());
if (!res) res = compareCols(l.album(), r.album());
if (!res) res = compareTrack(l, r);
if (!res) res = compareCols(l.title(), r.title());
break;
case HeaderView::COMPOSER:
res = compareCols(l.composer(), r.composer());
if (!res) res = compareCols(l.album(), r.album());
if (!res) res = compareTrack(l, r);
if (!res) res = compareCols(l.title(), r.title());
break;
case HeaderView::TITLE:
res = normalizedCompareCols(l.title(), r.title());
if (!res) res = compareCols(l.artist(), r.artist());
if (!res) res = compareCols(l.album(), r.album());
if (!res) res = compareTrack(l, r);
break;
case HeaderView::URL:
res = compareCols(l.url(), r.url());
break;
// Similar ones..
case HeaderView::FILENAME:
STD_COMP(filename);
break;
case HeaderView::GENRE:
STD_COMP(genre);
break;
case HeaderView::DATE:
STD_COMP(date);
res = compareCols(l.date(), r.date());
break;
case HeaderView::COMMENT:
STD_COMP(comment);
break;
case HeaderView::DISC:
STD_COMP(disc);
break;
case HeaderView::PERFORMER:
STD_COMP(performer);
break;
default: // ALBUM
res = normalizedCompareCols(l.album(), r.album());
if (!res) res = compareCols(l.artist(), r.artist());
if (!res) res = compareTrack(l, r);
if (!res) res = compareCols(l.title(), r.title());
}
if (m_sortOrder != Qt::AscendingOrder)
res = res * -1;
return res;
}
