void Plugin::Upload (const QString& localPath, const QString& to, const QString& relPath)
{
QString target = to;
if (!target.endsWith ('/') && !relPath.startsWith ('/'))
target += '/';
target += relPath;
const QString& dirPath = relPath.left (relPath.lastIndexOf ('/'));
if (!QDir (to).mkpath (dirPath))
{
emit uploadFinished (localPath,
QFile::PermissionsError,
tr ("Unable to create the directory path %1 on target device %2.")
.arg (dirPath)
.arg (to));
return;
}
auto watcher = new QFutureWatcher<QFile_ptr> (this);
connect (watcher,
SIGNAL (finished ()),
this,
SLOT (handleCopyFinished ()));
std::function<QFile_ptr (void)> copier = [target, localPath] ()
{
QFile_ptr file (new QFile (localPath));
file->copy (target);
return file;
};
const auto& future = QtConcurrent::run (copier);
watcher->setFuture (future);
}
void GraffitiTab::handleIterateFinished ()
{
auto recIterator = qobject_cast<RecIterator*> (sender ());
recIterator->deleteLater ();
const auto& files = recIterator->GetResult ();
FilesWatcher_->AddFiles (files);
FilesModel_->AddFiles (files);
auto resolver = LMPProxy_->GetTagResolver ();
auto worker = [resolver, files] () -> QList<MediaInfo>
{
QList<MediaInfo> infos;
for (const auto& file : files)
try
{
infos << resolver->ResolveInfo (file.absoluteFilePath ());
}
catch (const std::exception& e)
{
qWarning () << Q_FUNC_INFO
<< e.what ();
}
return infos;
};
auto scanWatcher = new QFutureWatcher<QList<MediaInfo>> ();
connect (scanWatcher,
SIGNAL (finished ()),
this,
SLOT (handleScanFinished ()));
scanWatcher->setProperty ("LMP/Graffiti/Filename", recIterator->property ("LMP/Graffiti/Filename"));
scanWatcher->setFuture (QtConcurrent::run (std::function<QList<MediaInfo> ()> (worker)));
}
void IcecastFetcher::ParseList ()
{
auto watcher = new QFutureWatcher<Stations_t> (this);
connect (watcher,
SIGNAL (finished ()),
this,
SLOT (handleParsed ()));
watcher->setFuture (QtConcurrent::run (ParseWorker));
}
void KdeWaylandImageGrabber::startReadImage(int readPipe)
{
auto watcher = new QFutureWatcher<QImage>(this);
QObject::connect(watcher, &QFutureWatcher<QImage>::finished, this,
[watcher, this] {
watcher->deleteLater();
auto image = watcher->result();
emit finished(QPixmap::fromImage(image));
});
watcher->setFuture(QtConcurrent::run(readImage, readPipe));
}
HistoryMessagesPrepender::HistoryMessagesPrepender(QFuture<SortedMessages> messages, WebkitMessagesView *chatMessagesView, QObject *parent) :
QObject{parent},
m_messages{std::move(messages)},
m_messagesView(chatMessagesView)
{
Q_ASSERT(m_messagesView);
connect(m_messagesView, SIGNAL(destroyed()), this, SLOT(deleteLater()));
auto futureWatcher = make_owned<QFutureWatcher<SortedMessages>>(this);
connect(futureWatcher.get(), SIGNAL(finished()), this, SLOT(messagesAvailable()));
futureWatcher->setFuture(m_messages);
}
void Plugin::pollDevices ()
{
if (IsPolling_)
return;
auto watcher = new QFutureWatcher<USBDevInfos_t> ();
connect (watcher,
SIGNAL (finished ()),
this,
SLOT (handlePollFinished ()));
auto future = QtConcurrent::run (EnumerateWorker);
watcher->setFuture (future);
IsPolling_ = true;
}
void AlbumArtManagerDialog::handleImages (const Media::AlbumInfo& info, const QList<QImage>& images)
{
qDebug () << Q_FUNC_INFO << images.size ();
if (info.Album_ != GetAlbum () || info.Artist_ != GetArtist ())
return;
auto watcher = new QFutureWatcher<ScaleResult> ();
connect (watcher,
SIGNAL (finished ()),
this,
SLOT (handleResized ()));
auto worker = [info] (const QImage& image) -> ScaleResult
{
const auto& scaled = image.scaled (200, 200, Qt::KeepAspectRatio, Qt::SmoothTransformation);
return { scaled, image, info };
};
watcher->setFuture (QtConcurrent::mapped (images, std::function<ScaleResult (QImage)> (worker)));
}
void StreamListFetcherBase::HandleData (const QByteArray& data)
{
auto watcher = new QFutureWatcher<decltype (Parse (data))> ();
connect (watcher,
SIGNAL (finished ()),
this,
SLOT (handleParsed ()));
auto task = [this, data] () -> decltype (Parse (data))
{
auto result = Parse (data);
std::sort (result.begin (), result.end (),
[] (decltype (result.at (0)) left, decltype (result.at (0)) right)
{ return QString::localeAwareCompare (left.Name_, right.Name_) < 0; });
return result;
};
watcher->setFuture (QtConcurrent::run (task));
}
void BioViewManager::handleAlbumArt (const Media::AlbumInfo& info, const QList<QImage>& images)
{
if (info.Artist_ != CurrentArtist_ || images.isEmpty ())
return;
auto img = images.first ();
if (img.width () <= AASize)
{
SetAlbumImage (info.Album_, img);
return;
}
auto watcher = new QFutureWatcher<ScaleResult> ();
connect (watcher,
SIGNAL (finished ()),
this,
SLOT (handleImageScaled ()));
watcher->setFuture (QtConcurrent::run ([img, info] () -> ScaleResult
{ return { img.scaled (AASize, AASize, Qt::KeepAspectRatio, Qt::SmoothTransformation), info.Album_ }; }));
}
void MainWindow::openDocument(const QUrl &url)
{
Q_D(MainWindow);
if (!url.isLocalFile()) {
return;
}
d->_url = url;
using Result = std::pair<ImageIOResult, ImageContents>;
auto worker = [](const QString &path)
{
ImageIO io(path);
return io.read();
};
auto finisher = [this, d]()
{
const auto watcher = static_cast<QFutureWatcher<Result> *>(sender());
const auto result = watcher->future().result();
const auto &status = result.first;
const auto &contents = result.second;
watcher->deleteLater();
if (status) {
d->_document->setContents(contents);
} else {
QMessageBox::warning(this,
tr("Open"),
tr("Can't open file"),
QMessageBox::Close);
}
};
auto watcher = new QFutureWatcher<Result>(this);
connect(watcher, &QFutureWatcherBase::finished, this, finisher);
watcher->setFuture(QtConcurrent::run(worker, url.toLocalFile()));
}
void MainWindow::saveDocument(const QUrl &url, const QByteArray &subType, const ImageOptions &options)
{
Q_D(MainWindow);
if (!url.isLocalFile()) {
return;
}
const auto workerSubType = subType;
const auto workerOptions = options;
using Result = ImageIOResult;
auto worker = [workerSubType, workerOptions](const QString &path, const ImageContents &contents)
{
ImageIO io(path);
io.setSubType(workerSubType);
return io.write(contents, workerOptions);
};
auto finisher = [this]()
{
const auto watcher = static_cast<QFutureWatcher<Result> *>(sender());
const auto result = watcher->future().result();
watcher->deleteLater();
if (!result) {
QMessageBox::warning(this,
tr("Save"),
tr("Can't save file"),
QMessageBox::Close);
}
};
auto watcher = new QFutureWatcher<Result>(this);
connect(watcher, &QFutureWatcherBase::finished, this, finisher);
watcher->setFuture(QtConcurrent::run(worker, url.toLocalFile(), d->_document->toContents()));
}
void Plugin::UploadTo (LIBMTP_mtpdevice_t *device, const QByteArray& storageId,
const QString& localPath, const QString& origPath)
{
if (!device->storage)
LIBMTP_Get_Storage (device, 0);
auto storage = device->storage;
while (storage)
{
qDebug () << "st" << storage->id;
if (QByteArray::number (storage->id) == storageId)
break;
storage = storage->next;
}
if (!storage)
{
qWarning () << Q_FUNC_INFO
<< "could not find storage"
<< storageId;
emit uploadFinished (localPath,
QFile::ResourceError,
tr ("Unable to find the requested storage."));
return;
}
const auto id = storage->id;
const auto& info = OrigInfos_.take (origPath);
qDebug () << "uploading" << localPath << "of type" << GetFileType (info.FileFormat_) << "to" << storage->id;
auto track = LIBMTP_new_track_t ();
track->storage_id = id;
auto getStr = [] (const QString& str) { return strdup (str.toUtf8 ().constData ()); };
track->filename = getStr (QFileInfo (localPath).fileName ());
track->album = getStr (info.Album_);
track->title = getStr (info.TrackTitle_);
track->genre = getStr (info.Genres_.join ("; "));
track->artist = getStr (info.Artist_);
track->tracknumber = info.TrackNumber_;
track->filetype = GetFileType (info.FileFormat_);
track->filesize = QFileInfo (localPath).size ();
track->date = getStr (QString::number (info.AlbumYear_) + "0101T0000.0");
auto watcher = new QFutureWatcher<UploadInfo> ();
connect (watcher,
SIGNAL (finished ()),
this,
SLOT (handleUploadFinished ()));
const auto future = QtConcurrent::run ([=] () -> UploadInfo
{
const auto cbData = new CallbackData { this, 0 };
const auto res = LIBMTP_Send_Track_From_File (device,
localPath.toUtf8 ().constData (), track,
TransferCallback, cbData);
delete cbData;
return { res, device, localPath, track, info };
});
watcher->setFuture (future);
}
