void DirectoryFilter::refresh(QFutureInterface<void> &future)
{
QStringList directories;
{
QMutexLocker locker(&m_lock);
if (m_directories.count() < 1) {
files().clear();
generateFileNames();
future.setProgressRange(0, 1);
future.setProgressValueAndText(1, tr("%1 filter update: 0 files").arg(displayName()));
return;
}
directories = m_directories;
}
Utils::SubDirFileIterator it(directories, m_filters);
future.setProgressRange(0, it.maxProgress());
QStringList filesFound;
while (!future.isCanceled() && it.hasNext()) {
filesFound << it.next();
if (future.isProgressUpdateNeeded()
|| future.progressValue() == 0 /*workaround for regression in Qt*/) {
future.setProgressValueAndText(it.currentProgress(),
tr("%1 filter update: %n files", 0, filesFound.size()).arg(displayName()));
}
}
if (!future.isCanceled()) {
QMutexLocker locker(&m_lock);
files() = filesFound;
generateFileNames();
future.setProgressValue(it.maxProgress());
} else {
future.setProgressValueAndText(it.currentProgress(), tr("%1 filter update: canceled").arg(displayName()));
}
}
void DirectoryFilter::refresh(QFutureInterface<void> &future)
{
QStringList directories;
{
QMutexLocker locker(&m_lock);
if (m_directories.count() < 1) {
m_files.clear();
QTimer::singleShot(0, this, SLOT(updateFileIterator()));
future.setProgressRange(0, 1);
future.setProgressValueAndText(1, tr("%1 filter update: 0 files").arg(displayName()));
return;
}
directories = m_directories;
}
Utils::SubDirFileIterator subDirIterator(directories, m_filters);
future.setProgressRange(0, subDirIterator.maxProgress());
QStringList filesFound;
auto end = subDirIterator.end();
for (auto it = subDirIterator.begin(); it != end; ++it) {
if (future.isCanceled())
break;
filesFound << (*it).filePath;
if (future.isProgressUpdateNeeded()
|| future.progressValue() == 0 /*workaround for regression in Qt*/) {
future.setProgressValueAndText(subDirIterator.currentProgress(),
tr("%1 filter update: %n files", 0, filesFound.size()).arg(displayName()));
}
}
if (!future.isCanceled()) {
QMutexLocker locker(&m_lock);
m_files = filesFound;
QTimer::singleShot(0, this, SLOT(updateFileIterator()));
future.setProgressValue(subDirIterator.maxProgress());
} else {
future.setProgressValueAndText(subDirIterator.currentProgress(), tr("%1 filter update: canceled").arg(displayName()));
}
}
