return (destItem.isDir() && destItem.isWritable()) || destItem.isDesktopFile();
}
-DragAndDropHelper::DragAndDropHelper(QObject *parent)
- : QObject(parent)
-{
- m_destItemCacheInvalidationTimer.setSingleShot(true);
- m_destItemCacheInvalidationTimer.setInterval(30000);
- connect(&m_destItemCacheInvalidationTimer, &QTimer::timeout, this, [this]() {
- m_destItemCache = KFileItem();
- });
-}
-
void DragAndDropHelper::updateDropAction(QDropEvent *event, const QUrl &destUrl)
{
- auto processEvent = [this](QDropEvent *event) {
- if (supportsDropping(m_destItemCache)) {
- event->setDropAction(event->proposedAction());
- event->accept();
- } else {
- event->setDropAction(Qt::IgnoreAction);
- event->ignore();
- }
- };
-
- m_lastUndecidedEvent = nullptr;
-
if (urlListMatchesUrl(event->mimeData()->urls(), destUrl)) {
event->setDropAction(Qt::IgnoreAction);
event->ignore();
- return;
}
-
- if (destUrl == m_destItemCache.url()) {
- // We already received events for this URL, and already have the
- // stat result cached because:
- // 1. it's a local file, and we already called KFileItem(destUrl)
- // 2. it's a remote file, and StatJob finished
- processEvent(event);
- return;
- }
-
- if (m_statJob) {
- if (destUrl == m_statJobUrl) {
- // We already received events for this URL. Still waiting for
- // the stat result. StatJob will process the event when it finishes.
- m_lastUndecidedEvent = event;
- return;
- }
-
- // We are waiting for the stat result of a different URL. Cancel.
- m_statJob->kill();
- m_statJob = nullptr;
- m_statJobUrl.clear();
- }
-
- if (destUrl.isLocalFile()) {
- // New local URL. KFileItem will stat on demand.
- m_destItemCache = KFileItem(destUrl);
- m_destItemCacheInvalidationTimer.start();
- processEvent(event);
- return;
+ KFileItem item(destUrl);
+ if (!item.isLocalFile() || supportsDropping(item)) {
+ event->setDropAction(event->proposedAction());
+ event->accept();
+ } else {
+ event->setDropAction(Qt::IgnoreAction);
+ event->ignore();
}
-
- // New remote URL. Start a StatJob and process the event when it finishes.
- m_lastUndecidedEvent = event;
- m_statJob = KIO::stat(destUrl, KIO::StatJob::SourceSide, KIO::StatDetail::StatBasic, KIO::JobFlag::HideProgressInfo);
- m_statJobUrl = destUrl;
- connect(m_statJob, &KIO::StatJob::result, this, [this, processEvent](KJob *job) {
- KIO::StatJob *statJob = static_cast<KIO::StatJob *>(job);
-
- m_destItemCache = KFileItem(statJob->statResult(), m_statJobUrl);
- m_destItemCacheInvalidationTimer.start();
-
- if (m_lastUndecidedEvent) {
- processEvent(m_lastUndecidedEvent);
- m_lastUndecidedEvent = nullptr;
- }
-
- m_statJob = nullptr;
- m_statJobUrl.clear();
- });
}
void DragAndDropHelper::clearUrlListMatchesUrlCache()