-/***************************************************************************
- * Copyright (C) 2011 by Peter Penz <peter.penz19@gmail.com> *
- * *
- * 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, Boston, MA 02110-1301 USA *
- ***************************************************************************/
+/*
+ * SPDX-FileCopyrightText: 2011 Peter Penz <peter.penz19@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
#include "kfileitemmodelrolesupdater.h"
+#include "dolphindebug.h"
#include "kfileitemmodel.h"
+#include "private/kdirectorycontentscounter.h"
+#include "private/kpixmapmodifier.h"
#include <KConfig>
#include <KConfigGroup>
-#include <KDebug>
-#include <KDirWatch>
-#include <KFileItem>
-#include <KGlobal>
#include <KIO/JobUiDelegate>
#include <KIO/PreviewJob>
-
-#include "private/kpixmapmodifier.h"
+#include <KIconLoader>
+#include <KJobWidgets>
+#include <KOverlayIconPlugin>
+#include <KPluginMetaData>
+#include <KSharedConfig>
+
+#ifdef HAVE_BALOO
+#include "private/kbaloorolesprovider.h"
+#include <Baloo/File>
+#include <Baloo/FileMonitor>
+#endif
#include <QApplication>
+#include <QIcon>
#include <QPainter>
-#include <QPixmap>
+#include <QPluginLoader>
#include <QElapsedTimer>
#include <QTimer>
-#include <algorithm>
-
-#ifdef HAVE_NEPOMUK
- #include "private/knepomukrolesprovider.h"
- #include <Nepomuk2/ResourceWatcher>
- #include <Nepomuk2/ResourceManager>
-#endif
-
-// Required includes for subItemsCount():
-#ifdef Q_WS_WIN
- #include <QDir>
-#else
- #include <dirent.h>
- #include <QFile>
-#endif
-
// #define KFILEITEMMODELROLESUPDATER_DEBUG
namespace {
m_roles(),
m_resolvableRoles(),
m_enabledPlugins(),
+ m_localFileSizePreviewLimit(0),
+ m_scanDirectories(true),
m_pendingSortRoleItems(),
m_pendingIndexes(),
m_pendingPreviewItems(),
m_previewJob(),
- m_recentlyChangedItemsTimer(0),
+ m_hoverSequenceItem(),
+ m_hoverSequenceIndex(0),
+ m_hoverSequencePreviewJob(nullptr),
+ m_hoverSequenceNumSuccessiveFailures(0),
+ m_recentlyChangedItemsTimer(nullptr),
m_recentlyChangedItems(),
m_changedItems(),
- m_dirWatcher(0),
- m_watchedDirs()
- #ifdef HAVE_NEPOMUK
- , m_nepomukResourceWatcher(0),
- m_nepomukUriItems()
+ m_directoryContentsCounter(nullptr)
+ #ifdef HAVE_BALOO
+ , m_balooFileMonitor(nullptr)
#endif
{
Q_ASSERT(model);
- const KConfigGroup globalConfig(KGlobal::config(), "PreviewSettings");
- m_enabledPlugins = globalConfig.readEntry("Plugins", QStringList()
- << "directorythumbnail"
- << "imagethumbnail"
- << "jpegthumbnail");
-
- connect(m_model, SIGNAL(itemsInserted(KItemRangeList)),
- this, SLOT(slotItemsInserted(KItemRangeList)));
- connect(m_model, SIGNAL(itemsRemoved(KItemRangeList)),
- this, SLOT(slotItemsRemoved(KItemRangeList)));
- connect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
- connect(m_model, SIGNAL(itemsMoved(KItemRange,QList<int>)),
- this, SLOT(slotItemsMoved(KItemRange,QList<int>)));
- connect(m_model, SIGNAL(sortRoleChanged(QByteArray,QByteArray)),
- this, SLOT(slotSortRoleChanged(QByteArray,QByteArray)));
+ const KConfigGroup globalConfig(KSharedConfig::openConfig(), "PreviewSettings");
+ m_enabledPlugins = globalConfig.readEntry("Plugins", KIO::PreviewJob::defaultPlugins());
+ m_localFileSizePreviewLimit = static_cast<qulonglong>(globalConfig.readEntry("MaximumSize", 0));
+
+ connect(m_model, &KFileItemModel::itemsInserted,
+ this, &KFileItemModelRolesUpdater::slotItemsInserted);
+ connect(m_model, &KFileItemModel::itemsRemoved,
+ this, &KFileItemModelRolesUpdater::slotItemsRemoved);
+ connect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
+ connect(m_model, &KFileItemModel::itemsMoved,
+ this, &KFileItemModelRolesUpdater::slotItemsMoved);
+ connect(m_model, &KFileItemModel::sortRoleChanged,
+ this, &KFileItemModelRolesUpdater::slotSortRoleChanged);
// Use a timer to prevent that each call of slotItemsChanged() results in a synchronous
- // resolving of the roles. Postpone the resolving until no update has been done for 1 second.
+ // resolving of the roles. Postpone the resolving until no update has been done for 100 ms.
m_recentlyChangedItemsTimer = new QTimer(this);
- m_recentlyChangedItemsTimer->setInterval(1000);
+ m_recentlyChangedItemsTimer->setInterval(100);
m_recentlyChangedItemsTimer->setSingleShot(true);
- connect(m_recentlyChangedItemsTimer, SIGNAL(timeout()), this, SLOT(resolveRecentlyChangedItems()));
+ connect(m_recentlyChangedItemsTimer, &QTimer::timeout, this, &KFileItemModelRolesUpdater::resolveRecentlyChangedItems);
m_resolvableRoles.insert("size");
m_resolvableRoles.insert("type");
m_resolvableRoles.insert("isExpandable");
-#ifdef HAVE_NEPOMUK
- m_resolvableRoles += KNepomukRolesProvider::instance().roles();
+#ifdef HAVE_BALOO
+ m_resolvableRoles += KBalooRolesProvider::instance().roles();
#endif
- // When folders are expandable or the item-count is shown for folders, it is necessary
- // to watch the number of items of the sub-folder to be able to react on changes.
- m_dirWatcher = new KDirWatch(this);
- connect(m_dirWatcher, SIGNAL(dirty(QString)), this, SLOT(slotDirWatchDirty(QString)));
+ m_directoryContentsCounter = new KDirectoryContentsCounter(m_model, this);
+ connect(m_directoryContentsCounter, &KDirectoryContentsCounter::result,
+ this, &KFileItemModelRolesUpdater::slotDirectoryContentsCountReceived);
+
+ const auto plugins = KPluginMetaData::findPlugins(QStringLiteral("kf5/overlayicon"));
+ for (const KPluginMetaData &data : plugins) {
+ auto instance = QPluginLoader(data.fileName()).instance();
+ auto plugin = qobject_cast<KOverlayIconPlugin *>(instance);
+ if (plugin) {
+ m_overlayIconsPlugin.append(plugin);
+ connect(plugin, &KOverlayIconPlugin::overlaysChanged, this, &KFileItemModelRolesUpdater::slotOverlaysChanged);
+ } else {
+ // not our/valid plugin, so delete the created object
+ delete instance;
+ }
+ }
}
KFileItemModelRolesUpdater::~KFileItemModelRolesUpdater()
if (m_roles != roles) {
m_roles = roles;
-#ifdef HAVE_NEPOMUK
- if (Nepomuk2::ResourceManager::instance()->initialized()) {
- // Check whether there is at least one role that must be resolved
- // with the help of Nepomuk. If this is the case, a (quite expensive)
- // resolving will be done in KFileItemModelRolesUpdater::rolesData() and
- // the role gets watched for changes.
- const KNepomukRolesProvider& rolesProvider = KNepomukRolesProvider::instance();
- bool hasNepomukRole = false;
- QSetIterator<QByteArray> it(roles);
- while (it.hasNext()) {
- const QByteArray& role = it.next();
- if (rolesProvider.roles().contains(role)) {
- hasNepomukRole = true;
- break;
- }
+#ifdef HAVE_BALOO
+ // Check whether there is at least one role that must be resolved
+ // with the help of Baloo. If this is the case, a (quite expensive)
+ // resolving will be done in KFileItemModelRolesUpdater::rolesData() and
+ // the role gets watched for changes.
+ const KBalooRolesProvider& rolesProvider = KBalooRolesProvider::instance();
+ bool hasBalooRole = false;
+ QSetIterator<QByteArray> it(roles);
+ while (it.hasNext()) {
+ const QByteArray& role = it.next();
+ if (rolesProvider.roles().contains(role)) {
+ hasBalooRole = true;
+ break;
}
+ }
- if (hasNepomukRole && !m_nepomukResourceWatcher) {
- Q_ASSERT(m_nepomukUriItems.isEmpty());
-
- m_nepomukResourceWatcher = new Nepomuk2::ResourceWatcher(this);
- connect(m_nepomukResourceWatcher, SIGNAL(propertyChanged(Nepomuk2::Resource,Nepomuk2::Types::Property,QVariantList,QVariantList)),
- this, SLOT(applyChangedNepomukRoles(Nepomuk2::Resource)));
- } else if (!hasNepomukRole && m_nepomukResourceWatcher) {
- delete m_nepomukResourceWatcher;
- m_nepomukResourceWatcher = 0;
- m_nepomukUriItems.clear();
- }
+ if (hasBalooRole && m_balooConfig.fileIndexingEnabled() && !m_balooFileMonitor) {
+ m_balooFileMonitor = new Baloo::FileMonitor(this);
+ connect(m_balooFileMonitor, &Baloo::FileMonitor::fileMetaDataChanged,
+ this, &KFileItemModelRolesUpdater::applyChangedBalooRoles);
+ } else if (!hasBalooRole && m_balooFileMonitor) {
+ delete m_balooFileMonitor;
+ m_balooFileMonitor = nullptr;
}
#endif
return m_enabledPlugins;
}
+void KFileItemModelRolesUpdater::setLocalFileSizePreviewLimit(const qlonglong size)
+{
+ m_localFileSizePreviewLimit = size;
+}
+
+qlonglong KFileItemModelRolesUpdater::localFileSizePreviewLimit() const
+{
+ return m_localFileSizePreviewLimit;
+}
+
+void KFileItemModelRolesUpdater::setScanDirectories(bool enabled)
+{
+ m_scanDirectories = enabled;
+}
+
+bool KFileItemModelRolesUpdater::scanDirectories() const
+{
+ return m_scanDirectories;
+}
+
+void KFileItemModelRolesUpdater::setHoverSequenceState(const QUrl& itemUrl, int seqIdx)
+{
+ const KFileItem item = m_model->fileItem(itemUrl);
+
+ if (item != m_hoverSequenceItem) {
+ killHoverSequencePreviewJob();
+ }
+
+ m_hoverSequenceItem = item;
+ m_hoverSequenceIndex = seqIdx;
+
+ if (!m_previewShown) {
+ return;
+ }
+
+ m_hoverSequenceNumSuccessiveFailures = 0;
+
+ loadNextHoverSequencePreview();
+}
+
void KFileItemModelRolesUpdater::slotItemsInserted(const KItemRangeList& itemRanges)
{
QElapsedTimer timer;
// Determine the sort role synchronously for as many items as possible.
if (m_resolvableRoles.contains(m_model->sortRole())) {
int insertedCount = 0;
- foreach (const KItemRange& range, itemRanges) {
+ for (const KItemRange& range : itemRanges) {
const int lastIndex = insertedCount + range.index + range.count - 1;
for (int i = insertedCount + range.index; i <= lastIndex; ++i) {
if (timer.elapsed() < MaxBlockTimeout) {
void KFileItemModelRolesUpdater::slotItemsRemoved(const KItemRangeList& itemRanges)
{
- Q_UNUSED(itemRanges);
+ Q_UNUSED(itemRanges)
const bool allItemsRemoved = (m_model->count() == 0);
- if (!m_watchedDirs.isEmpty()) {
- // Don't let KDirWatch watch for removed items
+#ifdef HAVE_BALOO
+ if (m_balooFileMonitor) {
+ // Don't let the FileWatcher watch for removed items
if (allItemsRemoved) {
- foreach (const QString& path, m_watchedDirs) {
- m_dirWatcher->removeDir(path);
- }
- m_watchedDirs.clear();
+ m_balooFileMonitor->clear();
} else {
- QMutableSetIterator<QString> it(m_watchedDirs);
- while (it.hasNext()) {
- const QString& path = it.next();
- if (m_model->index(KUrl(path)) < 0) {
- m_dirWatcher->removeDir(path);
- it.remove();
+ QStringList newFileList;
+ const QStringList oldFileList = m_balooFileMonitor->files();
+ for (const QString& file : oldFileList) {
+ if (m_model->index(QUrl::fromLocalFile(file)) >= 0) {
+ newFileList.append(file);
}
}
- }
- }
-
-#ifdef HAVE_NEPOMUK
- if (m_nepomukResourceWatcher) {
- // Don't let the ResourceWatcher watch for removed items
- if (allItemsRemoved) {
- m_nepomukResourceWatcher->setResources(QList<Nepomuk2::Resource>());
- m_nepomukResourceWatcher->stop();
- m_nepomukUriItems.clear();
- } else {
- QList<Nepomuk2::Resource> newResources;
- const QList<Nepomuk2::Resource> oldResources = m_nepomukResourceWatcher->resources();
- foreach (const Nepomuk2::Resource& resource, oldResources) {
- const QUrl uri = resource.uri();
- const KUrl itemUrl = m_nepomukUriItems.value(uri);
- if (m_model->index(itemUrl) >= 0) {
- newResources.append(resource);
- } else {
- m_nepomukUriItems.remove(uri);
- }
- }
- m_nepomukResourceWatcher->setResources(newResources);
- if (newResources.isEmpty()) {
- Q_ASSERT(m_nepomukUriItems.isEmpty());
- m_nepomukResourceWatcher->stop();
- }
+ m_balooFileMonitor->setFiles(newFileList);
}
}
#endif
m_recentlyChangedItems.clear();
m_recentlyChangedItemsTimer->stop();
m_changedItems.clear();
+ m_hoverSequenceLoadedItems.clear();
killPreviewJob();
} else {
}
}
+ // Removed items won't have hover previews loaded anymore.
+ for (const KItemRange& itemRange : itemRanges) {
+ int index = itemRange.index;
+ for (int count = itemRange.count; count > 0; --count) {
+ const KFileItem item = m_model->fileItem(index);
+ m_hoverSequenceLoadedItems.remove(item);
+ ++index;
+ }
+ }
+
// The visible items might have changed.
startUpdating();
}
}
-void KFileItemModelRolesUpdater::slotItemsMoved(const KItemRange& itemRange, QList<int> movedToIndexes)
+void KFileItemModelRolesUpdater::slotItemsMoved(const KItemRange& itemRange, const QList<int> &movedToIndexes)
{
- Q_UNUSED(itemRange);
- Q_UNUSED(movedToIndexes);
+ Q_UNUSED(itemRange)
+ Q_UNUSED(movedToIndexes)
// The visible items might have changed.
startUpdating();
void KFileItemModelRolesUpdater::slotItemsChanged(const KItemRangeList& itemRanges,
const QSet<QByteArray>& roles)
{
- Q_UNUSED(roles);
+ Q_UNUSED(roles)
// Find out if slotItemsChanged() has been done recently. If that is the
// case, resolving the roles is postponed until a timer has exceeded
QSet<KFileItem>& targetSet = itemsChangedRecently ? m_recentlyChangedItems : m_changedItems;
- foreach (const KItemRange& itemRange, itemRanges) {
+ for (const KItemRange& itemRange : itemRanges) {
int index = itemRange.index;
for (int count = itemRange.count; count > 0; --count) {
const KFileItem item = m_model->fileItem(index);
void KFileItemModelRolesUpdater::slotSortRoleChanged(const QByteArray& current,
const QByteArray& previous)
{
- Q_UNUSED(current);
- Q_UNUSED(previous);
+ Q_UNUSED(current)
+ Q_UNUSED(previous)
if (m_resolvableRoles.contains(current)) {
m_pendingSortRoleItems.clear();
return;
}
- QPixmap scaledPixmap = pixmap;
-
- const QString mimeType = item.mimetype();
- const int slashIndex = mimeType.indexOf(QLatin1Char('/'));
- const QString mimeTypeGroup = mimeType.left(slashIndex);
- if (mimeTypeGroup == QLatin1String("image")) {
- if (m_enlargeSmallPreviews) {
- KPixmapModifier::applyFrame(scaledPixmap, m_iconSize);
- } else {
- // Assure that small previews don't get enlarged. Instead they
- // should be shown centered within the frame.
- const QSize contentSize = KPixmapModifier::sizeInsideFrame(m_iconSize);
- const bool enlargingRequired = scaledPixmap.width() < contentSize.width() &&
- scaledPixmap.height() < contentSize.height();
- if (enlargingRequired) {
- QSize frameSize = scaledPixmap.size();
- frameSize.scale(m_iconSize, Qt::KeepAspectRatio);
-
- QPixmap largeFrame(frameSize);
- largeFrame.fill(Qt::transparent);
+ QPixmap scaledPixmap = transformPreviewPixmap(pixmap);
- KPixmapModifier::applyFrame(largeFrame, frameSize);
+ QHash<QByteArray, QVariant> data = rolesData(item);
- QPainter painter(&largeFrame);
- painter.drawPixmap((largeFrame.width() - scaledPixmap.width()) / 2,
- (largeFrame.height() - scaledPixmap.height()) / 2,
- scaledPixmap);
- scaledPixmap = largeFrame;
- } else {
- // The image must be shrinked as it is too large to fit into
- // the available icon size
- KPixmapModifier::applyFrame(scaledPixmap, m_iconSize);
+ const QStringList overlays = data["iconOverlays"].toStringList();
+ // Strangely KFileItem::overlays() returns empty string-values, so
+ // we need to check first whether an overlay must be drawn at all.
+ // It is more efficient to do it here, as KIconLoader::drawOverlays()
+ // assumes that an overlay will be drawn and has some additional
+ // setup time.
+ if (!scaledPixmap.isNull()) {
+ for (const QString& overlay : overlays) {
+ if (!overlay.isEmpty()) {
+ // There is at least one overlay, draw all overlays above m_pixmap
+ // and cancel the check
+ KIconLoader::global()->drawOverlays(overlays, scaledPixmap, KIconLoader::Desktop);
+ break;
}
}
- } else {
- KPixmapModifier::scale(scaledPixmap, m_iconSize);
}
- QHash<QByteArray, QVariant> data = rolesData(item);
data.insert("iconPixmap", scaledPixmap);
- disconnect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ disconnect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
m_model->setData(index, data);
- connect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ connect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
m_finishedItems.insert(item);
}
QHash<QByteArray, QVariant> data;
data.insert("iconPixmap", QPixmap());
- disconnect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ disconnect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
m_model->setData(index, data);
- connect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ connect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
- applyResolvedRoles(item, ResolveAll);
+ applyResolvedRoles(index, ResolveAll);
m_finishedItems.insert(item);
}
}
void KFileItemModelRolesUpdater::slotPreviewJobFinished()
{
- m_previewJob = 0;
+ m_previewJob = nullptr;
if (m_state != PreviewJobRunning) {
return;
}
}
+void KFileItemModelRolesUpdater::slotHoverSequenceGotPreview(const KFileItem& item, const QPixmap& pixmap)
+{
+ const int index = m_model->index(item);
+ if (index < 0) {
+ return;
+ }
+
+ QHash<QByteArray, QVariant> data = m_model->data(index);
+ QVector<QPixmap> pixmaps = data["hoverSequencePixmaps"].value<QVector<QPixmap>>();
+ const int loadedIndex = pixmaps.size();
+
+ float wap = m_hoverSequencePreviewJob->sequenceIndexWraparoundPoint();
+ if (!m_hoverSequencePreviewJob->handlesSequences()) {
+ wap = 1.0f;
+ }
+ if (wap >= 0.0f) {
+ data["hoverSequenceWraparoundPoint"] = wap;
+ m_model->setData(index, data);
+ }
+
+ // For hover sequence previews we never load index 0, because that's just the regular preview
+ // in "iconPixmap". But that means we'll load index 1 even for thumbnailers that don't support
+ // sequences, in which case we can just throw away the preview because it's the same as for
+ // index 0. Unfortunately we can't find it out earlier :(
+ if (wap < 0.0f || loadedIndex < static_cast<int>(wap)) {
+ // Add the preview to the model data
+
+ const QPixmap scaledPixmap = transformPreviewPixmap(pixmap);
+
+ pixmaps.append(scaledPixmap);
+ data["hoverSequencePixmaps"] = QVariant::fromValue(pixmaps);
+
+ m_model->setData(index, data);
+
+ const auto loadedIt = std::find(m_hoverSequenceLoadedItems.begin(),
+ m_hoverSequenceLoadedItems.end(), item);
+ if (loadedIt == m_hoverSequenceLoadedItems.end()) {
+ m_hoverSequenceLoadedItems.push_back(item);
+ trimHoverSequenceLoadedItems();
+ }
+ }
+
+ m_hoverSequenceNumSuccessiveFailures = 0;
+}
+
+void KFileItemModelRolesUpdater::slotHoverSequencePreviewFailed(const KFileItem& item)
+{
+ const int index = m_model->index(item);
+ if (index < 0) {
+ return;
+ }
+
+ static const int numRetries = 2;
+
+ QHash<QByteArray, QVariant> data = m_model->data(index);
+ QVector<QPixmap> pixmaps = data["hoverSequencePixmaps"].value<QVector<QPixmap>>();
+
+ qCDebug(DolphinDebug).nospace()
+ << "Failed to generate hover sequence preview #" << pixmaps.size()
+ << " for file " << item.url().toString()
+ << " (attempt " << (m_hoverSequenceNumSuccessiveFailures+1)
+ << "/" << (numRetries+1) << ")";
+
+ if (m_hoverSequenceNumSuccessiveFailures >= numRetries) {
+ // Give up and simply duplicate the previous sequence image (if any)
+
+ pixmaps.append(pixmaps.empty() ? QPixmap() : pixmaps.last());
+ data["hoverSequencePixmaps"] = QVariant::fromValue(pixmaps);
+
+ if (!data.contains("hoverSequenceWraparoundPoint")) {
+ // hoverSequenceWraparoundPoint is only available when PreviewJob succeeds, so unless
+ // it has previously succeeded, it's best to assume that it just doesn't handle
+ // sequences instead of trying to load the next image indefinitely.
+ data["hoverSequenceWraparoundPoint"] = 1.0f;
+ }
+
+ m_model->setData(index, data);
+
+ m_hoverSequenceNumSuccessiveFailures = 0;
+ } else {
+ // Retry
+
+ m_hoverSequenceNumSuccessiveFailures++;
+ }
+
+ // Next image in the sequence (or same one if the retry limit wasn't reached yet) will be
+ // loaded automatically, because slotHoverSequencePreviewJobFinished() will be triggered
+ // even when PreviewJob fails.
+}
+
+void KFileItemModelRolesUpdater::slotHoverSequencePreviewJobFinished()
+{
+ const int index = m_model->index(m_hoverSequenceItem);
+ if (index < 0) {
+ m_hoverSequencePreviewJob = nullptr;
+ return;
+ }
+
+ // Since a PreviewJob can only have one associated sequence index, we can only generate
+ // one sequence image per job, so we have to start another one for the next index.
+
+ // Load the next image in the sequence
+ m_hoverSequencePreviewJob = nullptr;
+ loadNextHoverSequencePreview();
+}
+
void KFileItemModelRolesUpdater::resolveNextSortRole()
{
if (m_state != ResolvingSortRole) {
if (!m_pendingSortRoleItems.isEmpty()) {
applySortProgressToModel();
- QTimer::singleShot(0, this, SLOT(resolveNextSortRole()));
+ QTimer::singleShot(0, this, &KFileItemModelRolesUpdater::resolveNextSortRole);
} else {
m_state = Idle;
// Prevent that we try to update the items twice.
- disconnect(m_model, SIGNAL(itemsMoved(KItemRange,QList<int>)),
- this, SLOT(slotItemsMoved(KItemRange,QList<int>)));
+ disconnect(m_model, &KFileItemModel::itemsMoved,
+ this, &KFileItemModelRolesUpdater::slotItemsMoved);
applySortProgressToModel();
- connect(m_model, SIGNAL(itemsMoved(KItemRange,QList<int>)),
- this, SLOT(slotItemsMoved(KItemRange,QList<int>)));
+ connect(m_model, &KFileItemModel::itemsMoved,
+ this, &KFileItemModelRolesUpdater::slotItemsMoved);
startUpdating();
}
}
continue;
}
- applyResolvedRoles(item, ResolveAll);
+ applyResolvedRoles(index, ResolveAll);
m_finishedItems.insert(item);
m_changedItems.remove(item);
break;
}
if (!m_pendingIndexes.isEmpty()) {
- QTimer::singleShot(0, this, SLOT(resolveNextPendingRoles()));
+ QTimer::singleShot(0, this, &KFileItemModelRolesUpdater::resolveNextPendingRoles);
} else {
m_state = Idle;
if (m_finishedItems.count() != m_model->count()) {
QHash<QByteArray, QVariant> data;
data.insert("iconPixmap", QPixmap());
+ data.insert("hoverSequencePixmaps", QVariant::fromValue(QVector<QPixmap>()));
- disconnect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ disconnect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
for (int index = 0; index <= m_model->count(); ++index) {
- if (m_model->data(index).contains("iconPixmap")) {
+ if (m_model->data(index).contains("iconPixmap") ||
+ m_model->data(index).contains("hoverSequencePixmaps"))
+ {
m_model->setData(index, data);
}
}
- connect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ connect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
}
m_clearPreviews = false;
updateChangedItems();
}
-void KFileItemModelRolesUpdater::applyChangedNepomukRoles(const Nepomuk2::Resource& resource)
+void KFileItemModelRolesUpdater::applyChangedBalooRoles(const QString& file)
{
-#ifdef HAVE_NEPOMUK
- if (!Nepomuk2::ResourceManager::instance()->initialized()) {
- return;
- }
-
- const KUrl itemUrl = m_nepomukUriItems.value(resource.uri());
- const KFileItem item = m_model->fileItem(itemUrl);
+#ifdef HAVE_BALOO
+ const KFileItem item = m_model->fileItem(QUrl::fromLocalFile(file));
if (item.isNull()) {
// itemUrl is not in the model anymore, probably because
// the corresponding file has been deleted in the meantime.
return;
}
+ applyChangedBalooRolesForItem(item);
+#else
+ Q_UNUSED(file)
+#endif
+}
- QHash<QByteArray, QVariant> data = rolesData(item);
+void KFileItemModelRolesUpdater::applyChangedBalooRolesForItem(const KFileItem &item)
+{
+#ifdef HAVE_BALOO
+ Baloo::File file(item.localPath());
+ file.load();
+
+ const KBalooRolesProvider& rolesProvider = KBalooRolesProvider::instance();
+ QHash<QByteArray, QVariant> data;
+
+ const auto roles = rolesProvider.roles();
+ for (const QByteArray& role : roles) {
+ // Overwrite all the role values with an empty QVariant, because the roles
+ // provider doesn't overwrite it when the property value list is empty.
+ // See bug 322348
+ data.insert(role, QVariant());
+ }
- const KNepomukRolesProvider& rolesProvider = KNepomukRolesProvider::instance();
- QHashIterator<QByteArray, QVariant> it(rolesProvider.roleValues(resource, m_roles));
+ QHashIterator<QByteArray, QVariant> it(rolesProvider.roleValues(file, m_roles));
while (it.hasNext()) {
it.next();
data.insert(it.key(), it.value());
}
- disconnect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ disconnect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
const int index = m_model->index(item);
m_model->setData(index, data);
- connect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ connect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
#else
#ifndef Q_CC_MSVC
- Q_UNUSED(resource);
+ Q_UNUSED(item)
#endif
#endif
}
-void KFileItemModelRolesUpdater::slotDirWatchDirty(const QString& path)
+void KFileItemModelRolesUpdater::slotDirectoryContentsCountReceived(const QString& path, int count, long size)
{
const bool getSizeRole = m_roles.contains("size");
const bool getIsExpandableRole = m_roles.contains("isExpandable");
if (getSizeRole || getIsExpandableRole) {
- const int index = m_model->index(KUrl(path));
+ const int index = m_model->index(QUrl::fromLocalFile(path));
if (index >= 0) {
- if (!m_model->fileItem(index).isDir()) {
- // If INotify is used, KDirWatch issues the dirty() signal
- // also for changed files inside the directory, even if we
- // don't enable this behavior explicitly (see bug 309740).
- return;
- }
-
QHash<QByteArray, QVariant> data;
- const int count = subItemsCount(path);
if (getSizeRole) {
- data.insert("size", count);
+ data.insert("count", count);
+ data.insert("size", QVariant::fromValue(size));
}
if (getIsExpandableRole) {
data.insert("isExpandable", count > 0);
}
- // Note that we do not block the itemsChanged signal here.
- // This ensures that a new preview will be generated.
+ disconnect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
m_model->setData(index, data);
+ connect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
}
}
}
m_pendingPreviewItems.clear();
m_pendingPreviewItems.reserve(indexes.count());
- foreach (int index, indexes) {
+ for (int index : qAsConst(indexes)) {
const KFileItem item = m_model->fileItem(index);
if (!m_finishedItems.contains(item)) {
m_pendingPreviewItems.append(item);
m_pendingIndexes = indexes;
// Trigger the asynchronous resolving of all roles.
m_state = ResolvingAllRoles;
- QTimer::singleShot(0, this, SLOT(resolveNextPendingRoles()));
+ QTimer::singleShot(0, this, &KFileItemModelRolesUpdater::resolveNextPendingRoles);
}
}
// Try to determine the final icons for all visible items.
int index;
for (index = m_firstVisibleIndex; index <= lastVisibleIndex && timer.elapsed() < MaxBlockTimeout; ++index) {
- const KFileItem item = m_model->fileItem(index);
- applyResolvedRoles(item, ResolveFast);
+ applyResolvedRoles(index, ResolveFast);
}
// KFileItemListView::initializeItemListWidget(KItemListWidget*) will load
m_state = PreviewJobRunning;
if (m_pendingPreviewItems.isEmpty()) {
- QTimer::singleShot(0, this, SLOT(slotPreviewJobFinished()));
+ QTimer::singleShot(0, this, &KFileItemModelRolesUpdater::slotPreviewJobFinished);
return;
}
KIO::PreviewJob* job = new KIO::PreviewJob(itemSubSet, cacheSize, &m_enabledPlugins);
- job->setIgnoreMaximumSize(itemSubSet.first().isLocalFile());
- if (job->ui()) {
- job->ui()->setWindow(qApp->activeWindow());
+ job->setIgnoreMaximumSize(itemSubSet.first().isLocalFile() && m_localFileSizePreviewLimit <= 0);
+ if (job->uiDelegate()) {
+ KJobWidgets::setWindow(job, qApp->activeWindow());
}
- connect(job, SIGNAL(gotPreview(KFileItem,QPixmap)),
- this, SLOT(slotGotPreview(KFileItem,QPixmap)));
- connect(job, SIGNAL(failed(KFileItem)),
- this, SLOT(slotPreviewFailed(KFileItem)));
- connect(job, SIGNAL(finished(KJob*)),
- this, SLOT(slotPreviewJobFinished()));
+ connect(job, &KIO::PreviewJob::gotPreview,
+ this, &KFileItemModelRolesUpdater::slotGotPreview);
+ connect(job, &KIO::PreviewJob::failed,
+ this, &KFileItemModelRolesUpdater::slotPreviewFailed);
+ connect(job, &KIO::PreviewJob::finished,
+ this, &KFileItemModelRolesUpdater::slotPreviewJobFinished);
m_previewJob = job;
}
+QPixmap KFileItemModelRolesUpdater::transformPreviewPixmap(const QPixmap& pixmap)
+{
+ QPixmap scaledPixmap = pixmap;
+
+ if (!pixmap.hasAlpha() && !pixmap.isNull()
+ && m_iconSize.width() > KIconLoader::SizeSmallMedium
+ && m_iconSize.height() > KIconLoader::SizeSmallMedium) {
+ if (m_enlargeSmallPreviews) {
+ KPixmapModifier::applyFrame(scaledPixmap, m_iconSize);
+ } else {
+ // Assure that small previews don't get enlarged. Instead they
+ // should be shown centered within the frame.
+ const QSize contentSize = KPixmapModifier::sizeInsideFrame(m_iconSize);
+ const bool enlargingRequired = scaledPixmap.width() < contentSize.width() &&
+ scaledPixmap.height() < contentSize.height();
+ if (enlargingRequired) {
+ QSize frameSize = scaledPixmap.size() / scaledPixmap.devicePixelRatio();
+ frameSize.scale(m_iconSize, Qt::KeepAspectRatio);
+
+ QPixmap largeFrame(frameSize);
+ largeFrame.fill(Qt::transparent);
+
+ KPixmapModifier::applyFrame(largeFrame, frameSize);
+
+ QPainter painter(&largeFrame);
+ painter.drawPixmap((largeFrame.width() - scaledPixmap.width() / scaledPixmap.devicePixelRatio()) / 2,
+ (largeFrame.height() - scaledPixmap.height() / scaledPixmap.devicePixelRatio()) / 2,
+ scaledPixmap);
+ scaledPixmap = largeFrame;
+ } else {
+ // The image must be shrunk as it is too large to fit into
+ // the available icon size
+ KPixmapModifier::applyFrame(scaledPixmap, m_iconSize);
+ }
+ }
+ } else if (!pixmap.isNull()) {
+ KPixmapModifier::scale(scaledPixmap, m_iconSize * qApp->devicePixelRatio());
+ scaledPixmap.setDevicePixelRatio(qApp->devicePixelRatio());
+ }
+
+ return scaledPixmap;
+}
+
+void KFileItemModelRolesUpdater::loadNextHoverSequencePreview()
+{
+ if (m_hoverSequenceItem.isNull() || m_hoverSequencePreviewJob) {
+ return;
+ }
+
+ const int index = m_model->index(m_hoverSequenceItem);
+ if (index < 0) {
+ return;
+ }
+
+ // We generate the next few sequence indices in advance (buffering)
+ const int maxSeqIdx = m_hoverSequenceIndex+5;
+
+ QHash<QByteArray, QVariant> data = m_model->data(index);
+
+ if (!data.contains("hoverSequencePixmaps")) {
+ // The pixmap at index 0 isn't used ("iconPixmap" will be used instead)
+ data.insert("hoverSequencePixmaps", QVariant::fromValue(QVector<QPixmap>() << QPixmap()));
+ m_model->setData(index, data);
+ }
+
+ const QVector<QPixmap> pixmaps = data["hoverSequencePixmaps"].value<QVector<QPixmap>>();
+
+ const int loadSeqIdx = pixmaps.size();
+
+ float wap = -1.0f;
+ if (data.contains("hoverSequenceWraparoundPoint")) {
+ wap = data["hoverSequenceWraparoundPoint"].toFloat();
+ }
+ if (wap >= 1.0f && loadSeqIdx >= static_cast<int>(wap)) {
+ // Reached the wraparound point -> no more previews to load.
+ return;
+ }
+
+ if (loadSeqIdx > maxSeqIdx) {
+ // Wait until setHoverSequenceState() is called with a higher sequence index.
+ return;
+ }
+
+ // PreviewJob internally caches items always with the size of
+ // 128 x 128 pixels or 256 x 256 pixels. A (slow) downscaling is done
+ // by PreviewJob if a smaller size is requested. For images KFileItemModelRolesUpdater must
+ // do a downscaling anyhow because of the frame, so in this case only the provided
+ // cache sizes are requested.
+ const QSize cacheSize = (m_iconSize.width() > 128) || (m_iconSize.height() > 128)
+ ? QSize(256, 256) : QSize(128, 128);
+
+ KIO::PreviewJob* job = new KIO::PreviewJob({m_hoverSequenceItem}, cacheSize, &m_enabledPlugins);
+
+ job->setSequenceIndex(loadSeqIdx);
+ job->setIgnoreMaximumSize(m_hoverSequenceItem.isLocalFile() && m_localFileSizePreviewLimit <= 0);
+ if (job->uiDelegate()) {
+ KJobWidgets::setWindow(job, qApp->activeWindow());
+ }
+
+ connect(job, &KIO::PreviewJob::gotPreview,
+ this, &KFileItemModelRolesUpdater::slotHoverSequenceGotPreview);
+ connect(job, &KIO::PreviewJob::failed,
+ this, &KFileItemModelRolesUpdater::slotHoverSequencePreviewFailed);
+ connect(job, &KIO::PreviewJob::finished,
+ this, &KFileItemModelRolesUpdater::slotHoverSequencePreviewJobFinished);
+
+ m_hoverSequencePreviewJob = job;
+}
+
+void KFileItemModelRolesUpdater::killHoverSequencePreviewJob()
+{
+ if (m_hoverSequencePreviewJob) {
+ disconnect(m_hoverSequencePreviewJob, &KIO::PreviewJob::gotPreview,
+ this, &KFileItemModelRolesUpdater::slotHoverSequenceGotPreview);
+ disconnect(m_hoverSequencePreviewJob, &KIO::PreviewJob::failed,
+ this, &KFileItemModelRolesUpdater::slotHoverSequencePreviewFailed);
+ disconnect(m_hoverSequencePreviewJob, &KIO::PreviewJob::finished,
+ this, &KFileItemModelRolesUpdater::slotHoverSequencePreviewJobFinished);
+ m_hoverSequencePreviewJob->kill();
+ m_hoverSequencePreviewJob = nullptr;
+ }
+}
+
void KFileItemModelRolesUpdater::updateChangedItems()
{
if (m_state == Paused) {
// asynchronous determination of the sort role.
killPreviewJob();
m_state = ResolvingSortRole;
- QTimer::singleShot(0, this, SLOT(resolveNextSortRole()));
+ QTimer::singleShot(0, this, &KFileItemModelRolesUpdater::resolveNextSortRole);
}
return;
QList<int> visibleChangedIndexes;
QList<int> invisibleChangedIndexes;
+ visibleChangedIndexes.reserve(m_changedItems.size());
+ invisibleChangedIndexes.reserve(m_changedItems.size());
- foreach (const KFileItem& item, m_changedItems) {
+ auto changedItemsIt = m_changedItems.begin();
+ while (changedItemsIt != m_changedItems.end()) {
+ const auto& item = *changedItemsIt;
const int index = m_model->index(item);
if (index < 0) {
- m_changedItems.remove(item);
+ changedItemsIt = m_changedItems.erase(changedItemsIt);
continue;
}
+ ++changedItemsIt;
if (index >= m_firstVisibleIndex && index <= m_lastVisibleIndex) {
visibleChangedIndexes.append(index);
std::sort(visibleChangedIndexes.begin(), visibleChangedIndexes.end());
if (m_previewShown) {
- foreach (int index, visibleChangedIndexes) {
+ for (int index : qAsConst(visibleChangedIndexes)) {
m_pendingPreviewItems.append(m_model->fileItem(index));
}
- foreach (int index, invisibleChangedIndexes) {
+ for (int index : qAsConst(invisibleChangedIndexes)) {
m_pendingPreviewItems.append(m_model->fileItem(index));
}
if (!resolvingInProgress) {
// Trigger the asynchronous resolving of the changed roles.
m_state = ResolvingAllRoles;
- QTimer::singleShot(0, this, SLOT(resolveNextPendingRoles()));
+ QTimer::singleShot(0, this, &KFileItemModelRolesUpdater::resolveNextPendingRoles);
}
}
}
data.insert("type", item.mimeComment());
} else if (m_model->sortRole() == "size" && item.isLocalFile() && item.isDir()) {
const QString path = item.localPath();
- data.insert("size", subItemsCount(path));
+ if (m_scanDirectories) {
+ m_directoryContentsCounter->scanDirectory(path);
+ }
} else {
- // Probably the sort role is a Nepomuk role - just determine all roles.
+ // Probably the sort role is a baloo role - just determine all roles.
data = rolesData(item);
}
- disconnect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ disconnect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
m_model->setData(index, data);
- connect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ connect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
}
void KFileItemModelRolesUpdater::applySortProgressToModel()
m_model->emitSortProgress(resolvedCount);
}
-bool KFileItemModelRolesUpdater::applyResolvedRoles(const KFileItem& item, ResolveHint hint)
+bool KFileItemModelRolesUpdater::applyResolvedRoles(int index, ResolveHint hint)
{
- if (item.isNull()) {
- return false;
- }
-
+ const KFileItem item = m_model->fileItem(index);
const bool resolveAll = (hint == ResolveAll);
bool iconChanged = false;
if (!item.isMimeTypeKnown() || !item.isFinalIconKnown()) {
item.determineMimeType();
iconChanged = true;
- } else {
- const int index = m_model->index(item);
- if (!m_model->data(index).contains("iconName")) {
- iconChanged = true;
- }
+ } else if (!m_model->data(index).contains("iconName")) {
+ iconChanged = true;
}
if (iconChanged || resolveAll || m_clearPreviews) {
- const int index = m_model->index(item);
if (index < 0) {
return false;
}
data = rolesData(item);
}
- data.insert("iconName", item.iconName());
+ if (!item.iconName().isEmpty()) {
+ data.insert("iconName", item.iconName());
+ }
if (m_clearPreviews) {
data.insert("iconPixmap", QPixmap());
+ data.insert("hoverSequencePixmaps", QVariant::fromValue(QVector<QPixmap>()));
}
- disconnect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ disconnect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
m_model->setData(index, data);
- connect(m_model, SIGNAL(itemsChanged(KItemRangeList,QSet<QByteArray>)),
- this, SLOT(slotItemsChanged(KItemRangeList,QSet<QByteArray>)));
+ connect(m_model, &KFileItemModel::itemsChanged,
+ this, &KFileItemModelRolesUpdater::slotItemsChanged);
return true;
}
return false;
}
-QHash<QByteArray, QVariant> KFileItemModelRolesUpdater::rolesData(const KFileItem& item) const
+QHash<QByteArray, QVariant> KFileItemModelRolesUpdater::rolesData(const KFileItem& item)
{
QHash<QByteArray, QVariant> data;
if ((getSizeRole || getIsExpandableRole) && item.isDir()) {
if (item.isLocalFile()) {
- const QString path = item.localPath();
- const int count = subItemsCount(path);
- if (getSizeRole) {
- data.insert("size", count);
- }
- if (getIsExpandableRole) {
- data.insert("isExpandable", count > 0);
- }
-
- if (!m_dirWatcher->contains(path)) {
- m_dirWatcher->addDir(path);
- m_watchedDirs.insert(path);
+ // Tell m_directoryContentsCounter that we want to count the items
+ // inside the directory. The result will be received in slotDirectoryContentsCountReceived.
+ if (m_scanDirectories) {
+ const QString path = item.localPath();
+ m_directoryContentsCounter->scanDirectory(path);
}
} else if (getSizeRole) {
data.insert("size", -1); // -1 indicates an unknown number of items
data.insert("type", item.mimeComment());
}
- data.insert("iconOverlays", item.overlays());
-
-#ifdef HAVE_NEPOMUK
- if (m_nepomukResourceWatcher) {
- const KNepomukRolesProvider& rolesProvider = KNepomukRolesProvider::instance();
- Nepomuk2::Resource resource(item.nepomukUri());
- QHashIterator<QByteArray, QVariant> it(rolesProvider.roleValues(resource, m_roles));
- while (it.hasNext()) {
- it.next();
- data.insert(it.key(), it.value());
- }
-
- QUrl uri = resource.uri();
- if (uri.isEmpty()) {
- // TODO: Is there another way to explicitly create a resource?
- // We need a resource to be able to track it for changes.
- resource.setRating(0);
- uri = resource.uri();
- }
- if (!uri.isEmpty() && !m_nepomukUriItems.contains(uri)) {
- m_nepomukResourceWatcher->addResource(resource);
-
- if (m_nepomukUriItems.isEmpty()) {
- m_nepomukResourceWatcher->start();
- }
+ QStringList overlays = item.overlays();
+ for (KOverlayIconPlugin *it : qAsConst(m_overlayIconsPlugin)) {
+ overlays.append(it->getOverlays(item.url()));
+ }
+ data.insert("iconOverlays", overlays);
- m_nepomukUriItems.insert(uri, item.url());
- }
+#ifdef HAVE_BALOO
+ if (m_balooFileMonitor) {
+ m_balooFileMonitor->addFile(item.localPath());
+ applyChangedBalooRolesForItem(item);
}
#endif
-
return data;
}
-int KFileItemModelRolesUpdater::subItemsCount(const QString& path) const
+void KFileItemModelRolesUpdater::slotOverlaysChanged(const QUrl& url, const QStringList &)
{
- const bool countHiddenFiles = m_model->showHiddenFiles();
- const bool showFoldersOnly = m_model->showDirectoriesOnly();
-
-#ifdef Q_WS_WIN
- QDir dir(path);
- QDir::Filters filters = QDir::NoDotAndDotDot | QDir::System;
- if (countHiddenFiles) {
- filters |= QDir::Hidden;
- }
- if (showFoldersOnly) {
- filters |= QDir::Dirs;
- } else {
- filters |= QDir::AllEntries;
+ const KFileItem item = m_model->fileItem(url);
+ if (item.isNull()) {
+ return;
}
- return dir.entryList(filters).count();
-#else
- // Taken from kdelibs/kio/kio/kdirmodel.cpp
- // Copyright (C) 2006 David Faure <faure@kde.org>
-
- int count = -1;
- DIR* dir = ::opendir(QFile::encodeName(path));
- if (dir) { // krazy:exclude=syscalls
- count = 0;
- struct dirent *dirEntry = 0;
- while ((dirEntry = ::readdir(dir))) {
- if (dirEntry->d_name[0] == '.') {
- if (dirEntry->d_name[1] == '\0' || !countHiddenFiles) {
- // Skip "." or hidden files
- continue;
- }
- if (dirEntry->d_name[1] == '.' && dirEntry->d_name[2] == '\0') {
- // Skip ".."
- continue;
- }
- }
-
- // If only directories are counted, consider an unknown file type and links also
- // as directory instead of trying to do an expensive stat()
- // (see bugs 292642 and 299997).
- const bool countEntry = !showFoldersOnly ||
- dirEntry->d_type == DT_DIR ||
- dirEntry->d_type == DT_LNK ||
- dirEntry->d_type == DT_UNKNOWN;
- if (countEntry) {
- ++count;
- }
- }
- ::closedir(dir);
+ const int index = m_model->index(item);
+ QHash<QByteArray, QVariant> data = m_model->data(index);
+ QStringList overlays = item.overlays();
+ for (KOverlayIconPlugin *it : qAsConst(m_overlayIconsPlugin)) {
+ overlays.append(it->getOverlays(url));
}
- return count;
-#endif
+ data.insert("iconOverlays", overlays);
+ m_model->setData(index, data);
}
void KFileItemModelRolesUpdater::updateAllPreviews()
void KFileItemModelRolesUpdater::killPreviewJob()
{
if (m_previewJob) {
- disconnect(m_previewJob, SIGNAL(gotPreview(KFileItem,QPixmap)),
- this, SLOT(slotGotPreview(KFileItem,QPixmap)));
- disconnect(m_previewJob, SIGNAL(failed(KFileItem)),
- this, SLOT(slotPreviewFailed(KFileItem)));
- disconnect(m_previewJob, SIGNAL(finished(KJob*)),
- this, SLOT(slotPreviewJobFinished()));
+ disconnect(m_previewJob, &KIO::PreviewJob::gotPreview,
+ this, &KFileItemModelRolesUpdater::slotGotPreview);
+ disconnect(m_previewJob, &KIO::PreviewJob::failed,
+ this, &KFileItemModelRolesUpdater::slotPreviewFailed);
+ disconnect(m_previewJob, &KIO::PreviewJob::finished,
+ this, &KFileItemModelRolesUpdater::slotPreviewJobFinished);
m_previewJob->kill();
- m_previewJob = 0;
+ m_previewJob = nullptr;
m_pendingPreviewItems.clear();
}
}
const int count = m_model->count();
QList<int> result;
- result.reserve(ResolveAllItemsLimit);
+ result.reserve(qMin(count, (m_lastVisibleIndex - m_firstVisibleIndex + 1) +
+ ResolveAllItemsLimit +
+ (2 * m_maximumVisibleItems)));
// Add visible items.
+ // Resolve files first, their previews are quicker.
+ QList<int> visibleDirs;
for (int i = m_firstVisibleIndex; i <= m_lastVisibleIndex; ++i) {
- result.append(i);
+ const KFileItem item = m_model->fileItem(i);
+ if (item.isDir()) {
+ visibleDirs.append(i);
+ } else {
+ result.append(i);
+ }
}
+ result.append(visibleDirs);
+
// We need a reasonable upper limit for number of items to resolve after
// and before the visible range. m_maximumVisibleItems can be quite large
- // when using Compace View.
+ // when using Compact View.
const int readAheadItems = qMin(ReadAheadPages * m_maximumVisibleItems, ResolveAllItemsLimit / 2);
// Add items after the visible range.
}
// Add items on the last page.
- const int beginLastPage = qMax(qMin(endExtendedVisibleRange + 1, count - 1), count - m_maximumVisibleItems);
+ const int beginLastPage = qMax(endExtendedVisibleRange + 1, count - m_maximumVisibleItems);
for (int i = beginLastPage; i < count; ++i) {
result.append(i);
}
// Add items on the first page.
- const int endFirstPage = qMin(qMax(beginExtendedVisibleRange - 1, 0), m_maximumVisibleItems);
- for (int i = 0; i <= endFirstPage; ++i) {
+ const int endFirstPage = qMin(beginExtendedVisibleRange, m_maximumVisibleItems);
+ for (int i = 0; i < endFirstPage; ++i) {
result.append(i);
}
--remainingItems;
}
- for (int i = beginExtendedVisibleRange - 1; i > endFirstPage && remainingItems > 0; --i) {
+ for (int i = beginExtendedVisibleRange - 1; i >= endFirstPage && remainingItems > 0; --i) {
result.append(i);
--remainingItems;
}
return result;
}
-#include "kfileitemmodelrolesupdater.moc"
+void KFileItemModelRolesUpdater::trimHoverSequenceLoadedItems()
+{
+ static const size_t maxLoadedItems = 20;
+
+ size_t loadedItems = m_hoverSequenceLoadedItems.size();
+ while (loadedItems > maxLoadedItems) {
+ const KFileItem item = m_hoverSequenceLoadedItems.front();
+
+ m_hoverSequenceLoadedItems.pop_front();
+ loadedItems--;
+
+ const int index = m_model->index(item);
+ if (index >= 0) {
+ QHash<QByteArray, QVariant> data = m_model->data(index);
+ data["hoverSequencePixmaps"] = QVariant::fromValue(QVector<QPixmap>() << QPixmap());
+ m_model->setData(index, data);
+ }
+ }
+}
+
projects / dolphin.git / blobdiff