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fixed performance issue (patch from sss)

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This commit is contained in:
csoler 2018-02-09 23:02:27 +01:00
parent 644fce86de
commit fc3becacbf
1 changed files with 19 additions and 33 deletions
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52
retroshare-gui/src/gui/FileTransfer/TransfersDialog.cpp
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@ -538,23 +538,39 @@ public:
void update_transfers()
{
beginResetModel();
// beginResetModel();
std::list<RsFileHash> downHashes;
rsFiles->FileDownloads(downHashes);
size_t old_size = mDownloads.size();
mDownloads.resize(downHashes.size()) ;
if(old_size < mDownloads.size())
{
beginInsertRows(QModelIndex(), old_size, mDownloads.size());
insertRows(old_size, mDownloads.size() - old_size);
endInsertRows();
}
else if(mDownloads.size() < old_size)
{
beginRemoveRows(QModelIndex(), mDownloads.size(), old_size);
removeRows(old_size, old_size - mDownloads.size());
endRemoveRows();
}
//std::cerr << "updating file list: found " << mDownloads.size() << " transfers." << std::endl;
uint32_t i=0;
for(auto it(downHashes.begin());it!=downHashes.end();++it,++i)
{
FileInfo& fileInfo(mDownloads[i]);
rsFiles->FileDetails(*it, RS_FILE_HINTS_DOWNLOAD, fileInfo);
}
endResetModel();
// endResetModel();
QModelIndex topLeft = createIndex(0,0), bottomRight = createIndex(mDownloads.size(), COLUMN_COUNT-1);
emit dataChanged(topLeft, bottomRight);
@ -1845,45 +1861,15 @@ void TransfersDialog::insertTransfers()
std::set<QString> expanded_hashes ;
std::set<QString> selected_hashes ;
ui.downloadList->setSortingEnabled(false);
ui.downloadList->blockSignals(true) ;
std::cerr << "Updating transfers..." << std::endl;
QAbstractItemModel *model = ui.downloadList->model();
for(int row = 0; row < model->rowCount(); ++row)
{
QModelIndex index = model->index(row,0,QModelIndex());
if(ui.downloadList->isExpanded(index))
expanded_hashes.insert(model->index(row,COLUMN_ID).data(Qt::DisplayRole).toString());
if(ui.downloadList->selectionModel()->selection().contains(index))
selected_hashes.insert(model->index(row,COLUMN_ID).data(Qt::DisplayRole).toString());
}
DLListModel->update_transfers();
for(int row = 0; row < model->rowCount(); ++row)
{
QModelIndex index = model->index(row,0,QModelIndex());
if(expanded_hashes.end() != expanded_hashes.find(model->index(row,COLUMN_ID).data(Qt::DisplayRole).toString()))
ui.downloadList->setExpanded(index,true);
if(selected_hashes.end() != selected_hashes.find(model->index(row,COLUMN_ID).data(Qt::DisplayRole).toString()))
ui.downloadList->selectionModel()->select(index, QItemSelectionModel::Select | QItemSelectionModel::Rows);
}
ui.downloadList->setSortingEnabled(true);
ui.downloadList->blockSignals(false) ;
// Now show upload hashes. Here we use the "old" way, since the number of uploads is generally not so large.
//
/* disable for performance issues, enable after insert all transfers */
ui.uploadsList->setSortingEnabled(false);
ui.uploadsList->setSortingEnabled(false);
/* get the upload lists */
std::list<RsFileHash> upHashes;