122 lines
3.3 KiB
C++

// vim: set tabstop=4 shiftwidth=4 expandtab:
/*
Gwenview: an image viewer
Copyright 2009 Aurélien Gâteau <agateau@kde.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
*/
// Self
#include "documentdirfinder.h"
// Qt
// KF
#include <KDirLister>
#include <KIO/Job>
#include <KJobUiDelegate>
// Local
#include <lib/mimetypeutils.h>
namespace Gwenview
{
struct DocumentDirFinderPrivate {
QUrl mRootUrl;
KDirLister *mDirLister = nullptr;
QUrl mFoundDirUrl;
};
DocumentDirFinder::DocumentDirFinder(const QUrl &rootUrl)
: d(new DocumentDirFinderPrivate)
{
d->mRootUrl = rootUrl;
d->mDirLister = new KDirLister(this);
connect(d->mDirLister, &KCoreDirLister::itemsAdded, this, &DocumentDirFinder::slotItemsAdded);
connect(d->mDirLister, SIGNAL(completed()), SLOT(slotCompleted()));
connect(d->mDirLister, &KCoreDirLister::jobError, this, [this](KIO::Job *job) {
if (job->error() == KIO::Error::ERR_CANNOT_CREATE_WORKER) {
Q_EMIT protocollNotSupportedError(job->errorText());
} else {
job->uiDelegate()->showErrorMessage();
}
});
d->mDirLister->setAutoErrorHandlingEnabled(false);
d->mDirLister->openUrl(rootUrl);
}
DocumentDirFinder::~DocumentDirFinder()
{
delete d;
}
void DocumentDirFinder::start()
{
d->mDirLister->openUrl(d->mRootUrl);
}
void DocumentDirFinder::slotItemsAdded(const QUrl &dir, const KFileItemList &list)
{
for (const KFileItem &item : list) {
MimeTypeUtils::Kind kind = MimeTypeUtils::fileItemKind(item);
switch (kind) {
case MimeTypeUtils::KIND_DIR:
case MimeTypeUtils::KIND_ARCHIVE:
if (d->mFoundDirUrl.isValid()) {
// This is the second dir we find, stop now
finish(dir, MultipleDirsFound);
return;
} else {
// First dir
d->mFoundDirUrl = item.url();
}
break;
case MimeTypeUtils::KIND_RASTER_IMAGE:
case MimeTypeUtils::KIND_SVG_IMAGE:
case MimeTypeUtils::KIND_VIDEO:
finish(dir, DocumentDirFound);
return;
case MimeTypeUtils::KIND_UNKNOWN:
case MimeTypeUtils::KIND_FILE:
break;
}
}
}
void DocumentDirFinder::slotCompleted()
{
if (d->mFoundDirUrl.isValid()) {
const QUrl url = d->mFoundDirUrl;
d->mFoundDirUrl.clear();
d->mDirLister->openUrl(url);
} else {
finish(d->mRootUrl, NoDocumentFound);
}
}
void DocumentDirFinder::finish(const QUrl &url, DocumentDirFinder::Status status)
{
disconnect(d->mDirLister, nullptr, this, nullptr);
Q_EMIT done(url, status);
deleteLater();
}
} // namespace
#include "moc_documentdirfinder.cpp"