X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/b26b1d491efe931ee3cf9fa9b6d647a0ec49c7da..011fe5b1e89b6e509165bc0551e164f3432aaa94:/src/kitemviews/kfileitemmodel.cpp

diff --git a/src/kitemviews/kfileitemmodel.cpp b/src/kitemviews/kfileitemmodel.cpp
index e03ec7c0e..bbc6847b0 100644
--- a/src/kitemviews/kfileitemmodel.cpp
+++ b/src/kitemviews/kfileitemmodel.cpp
@@ -11,10 +11,10 @@
 #include "dolphin_generalsettings.h"
 #include "dolphin_detailsmodesettings.h"
 #include "dolphindebug.h"
-#include "private/kfileitemmodeldirlister.h"
 #include "private/kfileitemmodelsortalgorithm.h"
 
-#include <kio_version.h>
+#include <KDirLister>
+#include <KIO/Job>
 #include <KLocalizedString>
 #include <KUrlMimeData>
 
@@ -34,6 +34,7 @@ KFileItemModel::KFileItemModel(QObject* parent) :
     KItemModelBase("text", parent),
     m_dirLister(nullptr),
     m_sortDirsFirst(true),
+    m_sortHiddenLast(true),
     m_sortRole(NameRole),
     m_sortingProgressPercent(-1),
     m_roles(),
@@ -53,7 +54,8 @@ KFileItemModel::KFileItemModel(QObject* parent) :
 
     loadSortingSettings();
 
-    m_dirLister = new KFileItemModelDirLister(this);
+    m_dirLister = new KDirLister(this);
+    m_dirLister->setAutoErrorHandlingEnabled(false);
     m_dirLister->setDelayedMimeTypes(true);
 
     const QWidget* parentWidget = qobject_cast<QWidget*>(parent);
@@ -61,23 +63,17 @@ KFileItemModel::KFileItemModel(QObject* parent) :
         m_dirLister->setMainWindow(parentWidget->window());
     }
 
-    connect(m_dirLister, &KFileItemModelDirLister::started, this, &KFileItemModel::directoryLoadingStarted);
+    connect(m_dirLister, &KCoreDirLister::started, this, &KFileItemModel::directoryLoadingStarted);
     connect(m_dirLister, QOverload<>::of(&KCoreDirLister::canceled), this, &KFileItemModel::slotCanceled);
-    connect(m_dirLister, &KFileItemModelDirLister::itemsAdded, this, &KFileItemModel::slotItemsAdded);
-    connect(m_dirLister, &KFileItemModelDirLister::itemsDeleted, this, &KFileItemModel::slotItemsDeleted);
-    connect(m_dirLister, &KFileItemModelDirLister::refreshItems, this, &KFileItemModel::slotRefreshItems);
+    connect(m_dirLister, &KCoreDirLister::itemsAdded, this, &KFileItemModel::slotItemsAdded);
+    connect(m_dirLister, &KCoreDirLister::itemsDeleted, this, &KFileItemModel::slotItemsDeleted);
+    connect(m_dirLister, &KCoreDirLister::refreshItems, this, &KFileItemModel::slotRefreshItems);
     connect(m_dirLister, QOverload<>::of(&KCoreDirLister::clear), this, &KFileItemModel::slotClear);
-    connect(m_dirLister, &KFileItemModelDirLister::infoMessage, this, &KFileItemModel::infoMessage);
-    connect(m_dirLister, &KFileItemModelDirLister::errorMessage, this, &KFileItemModel::errorMessage);
-    connect(m_dirLister, &KFileItemModelDirLister::percent, this, &KFileItemModel::directoryLoadingProgress);
+    connect(m_dirLister, &KCoreDirLister::infoMessage, this, &KFileItemModel::infoMessage);
+    connect(m_dirLister, &KCoreDirLister::jobError, this, &KFileItemModel::slotListerError);
+    connect(m_dirLister, &KCoreDirLister::percent, this, &KFileItemModel::directoryLoadingProgress);
     connect(m_dirLister, QOverload<const QUrl&, const QUrl&>::of(&KCoreDirLister::redirection), this, &KFileItemModel::directoryRedirection);
-    connect(m_dirLister, &KFileItemModelDirLister::urlIsFileError, this, &KFileItemModel::urlIsFileError);
-
-#if KIO_VERSION < QT_VERSION_CHECK(5, 79, 0)
-    connect(m_dirLister, QOverload<const QUrl&>::of(&KCoreDirLister::completed), this, &KFileItemModel::slotCompleted);
-#else
     connect(m_dirLister, &KCoreDirLister::listingDirCompleted, this, &KFileItemModel::slotCompleted);
-#endif
 
     // Apply default roles that should be determined
     resetRoles();
@@ -212,6 +208,19 @@ bool KFileItemModel::sortDirectoriesFirst() const
     return m_sortDirsFirst;
 }
 
+void KFileItemModel::setSortHiddenLast(bool hiddenLast)
+{
+    if (hiddenLast != m_sortHiddenLast) {
+        m_sortHiddenLast = hiddenLast;
+        resortAllItems();
+    }
+}
+
+bool KFileItemModel::sortHiddenLast() const
+{
+    return m_sortHiddenLast;
+}
+
 void KFileItemModel::setShowHiddenFiles(bool show)
 {
     m_dirLister->setShowingDotFiles(show);
@@ -1089,32 +1098,46 @@ void KFileItemModel::slotRefreshItems(const QList<QPair<KFileItem, KFileItem> >&
     QSet<QByteArray> changedRoles;
     KFileItemList changedFiles;
 
+    // Contains the indexes of the currently visible items
+    // that should get hidden and hence moved to m_filteredItems.
+    QVector<int> newFilteredIndexes;
+
+    // Contains currently hidden items that should
+    // get visible and hence removed from m_filteredItems
+    QList<ItemData*> newVisibleItems;
+
     QListIterator<QPair<KFileItem, KFileItem> > it(items);
     while (it.hasNext()) {
         const QPair<KFileItem, KFileItem>& itemPair = it.next();
         const KFileItem& oldItem = itemPair.first;
         const KFileItem& newItem = itemPair.second;
         const int indexForItem = index(oldItem);
+        const bool newItemMatchesFilter = m_filter.matches(newItem);
         if (indexForItem >= 0) {
             m_itemData[indexForItem]->item = newItem;
 
             // Keep old values as long as possible if they could not retrieved synchronously yet.
             // The update of the values will be done asynchronously by KFileItemModelRolesUpdater.
-            QHashIterator<QByteArray, QVariant> it(retrieveData(newItem, m_itemData.at(indexForItem)->parent));
-            QHash<QByteArray, QVariant>& values = m_itemData[indexForItem]->values;
+            ItemData * const itemData = m_itemData.at(indexForItem);
+            QHashIterator<QByteArray, QVariant> it(retrieveData(newItem, itemData->parent));
             while (it.hasNext()) {
                 it.next();
                 const QByteArray& role = it.key();
-                if (values.value(role) != it.value()) {
-                    values.insert(role, it.value());
+                if (itemData->values.value(role) != it.value()) {
+                    itemData->values.insert(role, it.value());
                     changedRoles.insert(role);
                 }
             }
 
             m_items.remove(oldItem.url());
-            m_items.insert(newItem.url(), indexForItem);
-            changedFiles.append(newItem);
-            indexes.append(indexForItem);
+            if (newItemMatchesFilter) {
+                m_items.insert(newItem.url(), indexForItem);
+                changedFiles.append(newItem);
+                indexes.append(indexForItem);
+            } else {
+                newFilteredIndexes.append(indexForItem);
+                m_filteredItems.insert(newItem, itemData);
+            }
         } else {
             // Check if 'oldItem' is one of the filtered items.
             QHash<KFileItem, ItemData*>::iterator it = m_filteredItems.find(oldItem);
@@ -1127,11 +1150,22 @@ void KFileItemModel::slotRefreshItems(const QList<QPair<KFileItem, KFileItem> >&
                 itemData->values.clear();
 
                 m_filteredItems.erase(it);
-                m_filteredItems.insert(newItem, itemData);
+                if (newItemMatchesFilter) {
+                    newVisibleItems.append(itemData);
+                } else {
+                    m_filteredItems.insert(newItem, itemData);
+                }
             }
         }
     }
 
+    // Hide items, previously visible that should get hidden
+    const KItemRangeList removedRanges = KItemRangeList::fromSortedContainer(newFilteredIndexes);
+    removeItems(removedRanges, KeepItemData);
+
+    // Show previously hidden items that should get visible
+    insertItems(newVisibleItems);
+
     // If the changed items have been created recently, they might not be in m_items yet.
     // In that case, the list 'indexes' might be empty.
     if (indexes.isEmpty()) {
@@ -1734,12 +1768,14 @@ bool KFileItemModel::lessThan(const ItemData* a, const ItemData* b, const QColla
     }
 
     // Show hidden files and folders last
-    const bool isHiddenA = a->item.isHidden();
-    const bool isHiddenB = b->item.isHidden();
-    if (isHiddenA && !isHiddenB) {
-        return false;
-    } else if (!isHiddenA && isHiddenB) {
-        return true;
+    if (m_sortHiddenLast) {
+        const bool isHiddenA = a->item.isHidden();
+        const bool isHiddenB = b->item.isHidden();
+        if (isHiddenA && !isHiddenB) {
+            return false;
+        } else if (!isHiddenA && isHiddenB) {
+            return true;
+        }
     }
 
     if (m_sortDirsFirst || (DetailsModeSettings::directorySizeCount() && m_sortRole == SizeRole)) {
@@ -1780,6 +1816,11 @@ void KFileItemModel::sort(const QList<KFileItemModel::ItemData*>::iterator &begi
 
 int KFileItemModel::sortRoleCompare(const ItemData* a, const ItemData* b, const QCollator& collator) const
 {
+    // This function must never return 0, because that would break stable
+    // sorting, which leads to all kinds of bugs.
+    // See: https://bugs.kde.org/show_bug.cgi?id=433247
+    // If two items have equal sort values, let the fallbacks at the bottom of
+    // the function handle it.
     const KFileItem& itemA = a->item;
     const KFileItem& itemB = b->item;
 
@@ -1797,29 +1838,21 @@ int KFileItemModel::sortRoleCompare(const ItemData* a, const ItemData* b, const
             auto valueA = a->values.value("count");
             auto valueB = b->values.value("count");
             if (valueA.isNull()) {
-                if (valueB.isNull()) {
-                    result = 0;
-                    break;
-                } else {
-                    result = -1;
-                    break;
+                if (!valueB.isNull()) {
+                    return -1;
                 }
             } else if (valueB.isNull()) {
-                result = +1;
-                break;
+                return +1;
             } else {
                 if (valueA.toLongLong() < valueB.toLongLong()) {
-                    result = -1;
-                    break;
+                    return -1;
                 } else if (valueA.toLongLong() > valueB.toLongLong()) {
-                    result = +1;
-                    break;
-                } else {
-                    result = 0;
-                    break;
+                    return +1;
                 }
             }
+            break;
         }
+
         KIO::filesize_t sizeA = 0;
         if (itemA.isDir()) {
             sizeA = a->values.value("size").toULongLong();
@@ -1832,12 +1865,10 @@ int KFileItemModel::sortRoleCompare(const ItemData* a, const ItemData* b, const
         } else {
             sizeB = itemB.size();
         }
-        if (sizeA > sizeB) {
-            result = +1;
-        } else if (sizeA < sizeB) {
-            result = -1;
-        } else {
-            result = 0;
+        if (sizeA < sizeB) {
+            return -1;
+        } else if (sizeA > sizeB) {
+            return +1;
         }
         break;
     }
@@ -1846,9 +1877,9 @@ int KFileItemModel::sortRoleCompare(const ItemData* a, const ItemData* b, const
         const long long dateTimeA = itemA.entry().numberValue(KIO::UDSEntry::UDS_MODIFICATION_TIME, -1);
         const long long dateTimeB = itemB.entry().numberValue(KIO::UDSEntry::UDS_MODIFICATION_TIME, -1);
         if (dateTimeA < dateTimeB) {
-            result = -1;
+            return -1;
         } else if (dateTimeA > dateTimeB) {
-            result = +1;
+            return +1;
         }
         break;
     }
@@ -1857,9 +1888,9 @@ int KFileItemModel::sortRoleCompare(const ItemData* a, const ItemData* b, const
         const long long dateTimeA = itemA.entry().numberValue(KIO::UDSEntry::UDS_CREATION_TIME, -1);
         const long long dateTimeB = itemB.entry().numberValue(KIO::UDSEntry::UDS_CREATION_TIME, -1);
         if (dateTimeA < dateTimeB) {
-            result = -1;
+            return -1;
         } else if (dateTimeA > dateTimeB) {
-            result = +1;
+            return +1;
         }
         break;
     }
@@ -1868,9 +1899,9 @@ int KFileItemModel::sortRoleCompare(const ItemData* a, const ItemData* b, const
         const QDateTime dateTimeA = a->values.value("deletiontime").toDateTime();
         const QDateTime dateTimeB = b->values.value("deletiontime").toDateTime();
         if (dateTimeA < dateTimeB) {
-            result = -1;
+            return -1;
         } else if (dateTimeA > dateTimeB) {
-            result = +1;
+            return +1;
         }
         break;
     }
@@ -1891,9 +1922,9 @@ int KFileItemModel::sortRoleCompare(const ItemData* a, const ItemData* b, const
         const QString roleValueA = a->values.value(role).toString();
         const QString roleValueB = b->values.value(role).toString();
         if (!roleValueA.isEmpty() && roleValueB.isEmpty()) {
-            result = -1;
+            return -1;
         } else if (roleValueA.isEmpty() && !roleValueB.isEmpty()) {
-            result = +1;
+            return +1;
         } else if (isRoleValueNatural(m_sortRole)) {
             result = stringCompare(roleValueA, roleValueB, collator);
         } else {
@@ -2501,3 +2532,15 @@ bool KFileItemModel::isConsistent() const
 
     return true;
 }
+
+void KFileItemModel::slotListerError(KIO::Job *job)
+{
+    if (job->error() == KIO::ERR_IS_FILE) {
+        if (auto *listJob = qobject_cast<KIO::ListJob *>(job)) {
+            Q_EMIT urlIsFileError(listJob->url());
+        }
+    } else {
+        const QString errorString = job->errorString();
+        Q_EMIT errorMessage(!errorString.isEmpty() ? errorString : i18nc("@info:status", "Unknown error."));
+    }
+}