X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/305ecd86f9cdfd7d4e3e96fb5b7f3daab72c6ba5..40c71d5ce0f6978ce48eb67fd73ed211bab4e887:/src/kitemviews/kfileitemmodel.cpp diff --git a/src/kitemviews/kfileitemmodel.cpp b/src/kitemviews/kfileitemmodel.cpp index 7644ae5ef..8b6522c07 100644 --- a/src/kitemviews/kfileitemmodel.cpp +++ b/src/kitemviews/kfileitemmodel.cpp @@ -19,25 +19,27 @@ #include "kfileitemmodel.h" -#include #include -#include "kfileitemmodelsortalgorithm_p.h" #include #include #include #include +#include "private/kfileitemmodelsortalgorithm.h" +#include "private/kfileitemmodeldirlister.h" + #include #include // #define KFILEITEMMODEL_DEBUG -KFileItemModel::KFileItemModel(KDirLister* dirLister, QObject* parent) : +KFileItemModel::KFileItemModel(QObject* parent) : KItemModelBase("name", parent), - m_dirLister(dirLister), + m_dirLister(0), m_naturalSorting(KGlobalSettings::naturalSorting()), - m_sortFoldersFirst(true), + m_sortDirsFirst(true), m_sortRole(NameRole), + m_sortingProgressPercent(-1), m_roles(), m_caseSensitivity(Qt::CaseInsensitive), m_itemData(), @@ -50,9 +52,25 @@ KFileItemModel::KFileItemModel(KDirLister* dirLister, QObject* parent) : m_pendingItemsToInsert(), m_groups(), m_expandedParentsCountRoot(UninitializedExpandedParentsCountRoot), - m_expandedUrls(), + m_expandedDirs(), m_urlsToExpand() { + m_dirLister = new KFileItemModelDirLister(this); + m_dirLister->setAutoUpdate(true); + m_dirLister->setDelayedMimeTypes(true); + + connect(m_dirLister, SIGNAL(started(KUrl)), this, SIGNAL(directoryLoadingStarted())); + connect(m_dirLister, SIGNAL(canceled()), this, SLOT(slotCanceled())); + connect(m_dirLister, SIGNAL(completed(KUrl)), this, SLOT(slotCompleted())); + connect(m_dirLister, SIGNAL(newItems(KFileItemList)), this, SLOT(slotNewItems(KFileItemList))); + connect(m_dirLister, SIGNAL(itemsDeleted(KFileItemList)), this, SLOT(slotItemsDeleted(KFileItemList))); + connect(m_dirLister, SIGNAL(refreshItems(QList >)), this, SLOT(slotRefreshItems(QList >))); + connect(m_dirLister, SIGNAL(clear()), this, SLOT(slotClear())); + connect(m_dirLister, SIGNAL(clear(KUrl)), this, SLOT(slotClear(KUrl))); + connect(m_dirLister, SIGNAL(infoMessage(QString)), this, SIGNAL(infoMessage(QString))); + connect(m_dirLister, SIGNAL(errorMessage(QString)), this, SIGNAL(errorMessage(QString))); + connect(m_dirLister, SIGNAL(redirection(KUrl,KUrl)), this, SIGNAL(directoryRedirection(KUrl,KUrl))); + // Apply default roles that should be determined resetRoles(); m_requestRole[NameRole] = true; @@ -60,16 +78,6 @@ KFileItemModel::KFileItemModel(KDirLister* dirLister, QObject* parent) : m_roles.insert("name"); m_roles.insert("isDir"); - Q_ASSERT(dirLister); - - connect(dirLister, SIGNAL(canceled()), this, SLOT(slotCanceled())); - connect(dirLister, SIGNAL(completed(KUrl)), this, SLOT(slotCompleted())); - connect(dirLister, SIGNAL(newItems(KFileItemList)), this, SLOT(slotNewItems(KFileItemList))); - connect(dirLister, SIGNAL(itemsDeleted(KFileItemList)), this, SLOT(slotItemsDeleted(KFileItemList))); - connect(dirLister, SIGNAL(refreshItems(QList >)), this, SLOT(slotRefreshItems(QList >))); - connect(dirLister, SIGNAL(clear()), this, SLOT(slotClear())); - connect(dirLister, SIGNAL(clear(KUrl)), this, SLOT(slotClear(KUrl))); - // For slow KIO-slaves like used for searching it makes sense to show results periodically even // before the completed() or canceled() signal has been emitted. m_maximumUpdateIntervalTimer = new QTimer(this); @@ -95,6 +103,26 @@ KFileItemModel::~KFileItemModel() m_itemData.clear(); } +void KFileItemModel::loadDirectory(const KUrl& url) +{ + m_dirLister->openUrl(url); +} + +void KFileItemModel::refreshDirectory(const KUrl& url) +{ + m_dirLister->openUrl(url, KDirLister::Reload); +} + +KUrl KFileItemModel::directory() const +{ + return m_dirLister->url(); +} + +void KFileItemModel::cancelDirectoryLoading() +{ + m_dirLister->stop(); +} + int KFileItemModel::count() const { return m_itemData.count(); @@ -144,49 +172,41 @@ bool KFileItemModel::setData(int index, const QHash& value return true; } -void KFileItemModel::setSortFoldersFirst(bool foldersFirst) +void KFileItemModel::setSortDirectoriesFirst(bool dirsFirst) { - if (foldersFirst != m_sortFoldersFirst) { - m_sortFoldersFirst = foldersFirst; + if (dirsFirst != m_sortDirsFirst) { + m_sortDirsFirst = dirsFirst; resortAllItems(); } } -bool KFileItemModel::sortFoldersFirst() const +bool KFileItemModel::sortDirectoriesFirst() const { - return m_sortFoldersFirst; + return m_sortDirsFirst; } void KFileItemModel::setShowHiddenFiles(bool show) { - KDirLister* dirLister = m_dirLister.data(); - if (dirLister) { - dirLister->setShowingDotFiles(show); - dirLister->emitChanges(); - if (show) { - slotCompleted(); - } + m_dirLister->setShowingDotFiles(show); + m_dirLister->emitChanges(); + if (show) { + slotCompleted(); } } bool KFileItemModel::showHiddenFiles() const { - const KDirLister* dirLister = m_dirLister.data(); - return dirLister ? dirLister->showingDotFiles() : false; + return m_dirLister->showingDotFiles(); } -void KFileItemModel::setShowFoldersOnly(bool enabled) +void KFileItemModel::setShowDirectoriesOnly(bool enabled) { - KDirLister* dirLister = m_dirLister.data(); - if (dirLister) { - dirLister->setDirOnlyMode(enabled); - } + m_dirLister->setDirOnlyMode(enabled); } -bool KFileItemModel::showFoldersOnly() const +bool KFileItemModel::showDirectoriesOnly() const { - KDirLister* dirLister = m_dirLister.data(); - return dirLister ? dirLister->dirOnlyMode() : false; + return m_dirLister->dirOnlyMode(); } QMimeData* KFileItemModel::createMimeData(const QSet& indexes) const @@ -323,11 +343,7 @@ int KFileItemModel::index(const KUrl& url) const KFileItem KFileItemModel::rootItem() const { - const KDirLister* dirLister = m_dirLister.data(); - if (dirLister) { - return dirLister->rootItem(); - } - return KFileItem(); + return m_dirLister->rootItem(); } void KFileItemModel::clear() @@ -390,21 +406,14 @@ bool KFileItemModel::setExpanded(int index, bool expanded) return false; } - KDirLister* dirLister = m_dirLister.data(); const KUrl url = m_itemData.at(index)->item.url(); if (expanded) { - m_expandedUrls.insert(url); - - if (dirLister) { - dirLister->openUrl(url, KDirLister::Keep); - return true; - } + m_expandedDirs.insert(url); + m_dirLister->openUrl(url, KDirLister::Keep); } else { - m_expandedUrls.remove(url); + m_expandedDirs.remove(url); + m_dirLister->stop(url); - if (dirLister) { - dirLister->stop(url); - } KFileItemList itemsToRemove; const int expandedParentsCount = data(index)["expandedParentsCount"].toInt(); @@ -414,10 +423,9 @@ bool KFileItemModel::setExpanded(int index, bool expanded) ++index; } removeItems(itemsToRemove); - return true; } - return false; + return true; } bool KFileItemModel::isExpanded(int index) const @@ -447,30 +455,25 @@ int KFileItemModel::expandedParentsCount(int index) const return 0; } -QSet KFileItemModel::expandedUrls() const +QSet KFileItemModel::expandedDirectories() const { - return m_expandedUrls; + return m_expandedDirs; } -void KFileItemModel::restoreExpandedUrls(const QSet& urls) +void KFileItemModel::restoreExpandedDirectories(const QSet& urls) { m_urlsToExpand = urls; } -void KFileItemModel::expandParentItems(const KUrl& url) +void KFileItemModel::expandParentDirectories(const KUrl& url) { - const KDirLister* dirLister = m_dirLister.data(); - if (!dirLister) { - return; - } - - const int pos = dirLister->url().path().length(); + const int pos = m_dirLister->url().path().length(); // Assure that each sub-path of the URL that should be // expanded is added to m_urlsToExpand. KDirLister // does not care whether the parent-URL has already been // expanded. - KUrl urlToExpand = dirLister->url(); + KUrl urlToExpand = m_dirLister->url(); const QStringList subDirs = url.path().mid(pos).split(QDir::separator()); for (int i = 0; i < subDirs.count() - 1; ++i) { urlToExpand.addPath(subDirs.at(i)); @@ -665,7 +668,7 @@ void KFileItemModel::slotCompleted() m_urlsToExpand.clear(); } - emit loadingCompleted(); + emit directoryLoadingCompleted(); } void KFileItemModel::slotCanceled() @@ -850,7 +853,7 @@ void KFileItemModel::slotClear() emit itemsRemoved(KItemRangeList() << KItemRange(0, removedCount)); } - m_expandedUrls.clear(); + m_expandedDirs.clear(); } void KFileItemModel::slotClear(const KUrl& url) @@ -878,6 +881,13 @@ void KFileItemModel::insertItems(const KFileItemList& items) return; } + if (m_sortRole == TypeRole) { + // Try to resolve the MIME-types synchronously to prevent a reordering of + // the items when sorting by type (per default MIME-types are resolved + // asynchronously by KFileItemModelRolesUpdater). + determineMimeTypes(items, 200); + } + #ifdef KFILEITEMMODEL_DEBUG QElapsedTimer timer; timer.start(); @@ -1079,7 +1089,7 @@ void KFileItemModel::removeExpandedItems() removeItems(expandedItems); m_expandedParentsCountRoot = UninitializedExpandedParentsCountRoot; - m_expandedUrls.clear(); + m_expandedDirs.clear(); } void KFileItemModel::resetRoles() @@ -1214,8 +1224,8 @@ QHash KFileItemModel::retrieveData(const KFileItem& item) } if (m_requestRole[ExpandedParentsCountRole]) { - if (m_expandedParentsCountRoot == UninitializedExpandedParentsCountRoot && m_dirLister.data()) { - const KUrl rootUrl = m_dirLister.data()->url(); + if (m_expandedParentsCountRoot == UninitializedExpandedParentsCountRoot) { + const KUrl rootUrl = m_dirLister->url(); const QString protocol = rootUrl.protocol(); const bool forceExpandedParentsCountRoot = (protocol == QLatin1String("trash") || protocol == QLatin1String("nepomuk") || @@ -1261,7 +1271,7 @@ bool KFileItemModel::lessThan(const ItemData* a, const ItemData* b) const } } - if (m_sortFoldersFirst || m_sortRole == SizeRole) { + if (m_sortDirsFirst || m_sortRole == SizeRole) { const bool isDirA = a->item.isDir(); const bool isDirB = b->item.isDir(); if (isDirA && !isDirB) { @@ -1449,7 +1459,7 @@ int KFileItemModel::expandedParentsCountCompare(const ItemData* a, const ItemDat bool isDirB = true; const QString subPathB = subPath(b->item, pathB, index, &isDirB); - if (m_sortFoldersFirst || m_sortRole == SizeRole) { + if (m_sortDirsFirst || m_sortRole == SizeRole) { if (isDirA && !isDirB) { return (sortOrder() == Qt::AscendingOrder) ? -1 : +1; } else if (!isDirA && isDirB) { @@ -1493,8 +1503,7 @@ QString KFileItemModel::subPath(const KFileItem& item, bool KFileItemModel::useMaximumUpdateInterval() const { - const KDirLister* dirLister = m_dirLister.data(); - return dirLister && !dirLister->url().isLocalFile(); + return !m_dirLister->url().isLocalFile(); } QList > KFileItemModel::nameRoleGroups() const @@ -1829,6 +1838,34 @@ KFileItemList KFileItemModel::childItems(const KFileItem& item) const return items; } +void KFileItemModel::emitSortProgress(int resolvedCount) +{ + // Be tolerant against a resolvedCount with a wrong range. + // Although there should not be a case where KFileItemModelRolesUpdater + // (= caller) provides a wrong range, it is important to emit + // a useful progress information even if there is an unexpected + // implementation issue. + + const int itemCount = count(); + if (resolvedCount >= itemCount) { + m_sortingProgressPercent = -1; + if (m_resortAllItemsTimer->isActive()) { + m_resortAllItemsTimer->stop(); + resortAllItems(); + } + + emit directorySortingProgress(100); + } else if (itemCount > 0) { + resolvedCount = qBound(0, resolvedCount, itemCount); + + const int progress = resolvedCount * 100 / itemCount; + if (m_sortingProgressPercent != progress) { + m_sortingProgressPercent = progress; + emit directorySortingProgress(progress); + } + } +} + const KFileItemModel::RoleInfoMap* KFileItemModel::rolesInfoMap(int& count) { static const RoleInfoMap rolesInfoMap[] = { @@ -1861,4 +1898,18 @@ const KFileItemModel::RoleInfoMap* KFileItemModel::rolesInfoMap(int& count) return rolesInfoMap; } +void KFileItemModel::determineMimeTypes(const KFileItemList& items, int timeout) +{ + QElapsedTimer timer; + timer.start(); + foreach (KFileItem item, items) { + item.determineMimeType(); + if (timer.elapsed() > timeout) { + // Don't block the user interface, let the remaining items + // be resolved asynchronously. + return; + } + } +} + #include "kfileitemmodel.moc"