Cut down number of signal emits

This commit is contained in:
Chocobo1 2019-08-28 15:32:21 +08:00
parent 863c9f9876
commit 72d1d5d2dd
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@ -325,13 +325,20 @@ void TransferListModel::handleTorrentStatusUpdated(BitTorrent::TorrentHandle *co
void TransferListModel::handleTorrentsUpdated(const QVector<BitTorrent::TorrentHandle *> &torrents)
{
const int columns = (columnCount() - 1);
for (BitTorrent::TorrentHandle *const torrent : torrents) {
const int row = m_torrentMap.value(torrent, -1);
if (row < 0)
continue;
if (torrents.size() <= (m_torrentList.size() * 0.5)) {
for (BitTorrent::TorrentHandle *const torrent : torrents) {
const int row = m_torrentMap.value(torrent, -1);
emit dataChanged(index(row, 0), index(row, columns));
if (row < 0)
continue;
emit dataChanged(index(row, 0), index(row, columns));
}
}
else {
// save the overhead when more than half of the torrent list needs update
emit dataChanged(index(0, 0), index((rowCount() - 1), columns));
}
}