Port from KIconLoader::drawOverlays to KIconUtils::addOverlays

[dolphin.git] / src / kitemviews / kfileitemmodel.cpp

diff --git a/src/kitemviews/kfileitemmodel.cpp b/src/kitemviews/kfileitemmodel.cpp
index 5f4f0bb9ada11195d08360c89c5041dc92edd271..d18754ec75352fa7c9e1b5fc916d361f48292aa8 100644 (file)
--- a/src/kitemviews/kfileitemmodel.cpp
+++ b/src/kitemviews/kfileitemmodel.cpp
@@ -12,6 +12,7 @@
 #include "dolphin_generalsettings.h"
 #include "dolphindebug.h"
 #include "private/kfileitemmodelsortalgorithm.h"
+#include "views/draganddrophelper.h"
 
 #include <KDirLister>
 #include <KIO/Job>
@@ -99,7 +100,8 @@ KFileItemModel::KFileItemModel(QObject *parent)
     // for a lot of items within a quite small timeslot. To prevent expensive resortings the
     // resorting is postponed until the timer has been exceeded.
     m_resortAllItemsTimer = new QTimer(this);
-    m_resortAllItemsTimer->setInterval(50);
+    m_resortAllItemsTimer->setInterval(100); // 100 is a middle ground between sorting too frequently which makes the view unreadable
+                                             // and sorting too infrequently which leads to users seeing an outdated sort order.
     m_resortAllItemsTimer->setSingleShot(true);
     connect(m_resortAllItemsTimer, &QTimer::timeout, this, &KFileItemModel::resortAllItems);
 
@@ -347,7 +349,18 @@ bool KFileItemModel::supportsDropping(int index) const
     } else {
         item = fileItem(index);
     }
-    return !item.isNull() && ((item.isDir() && item.isWritable()) || item.isDesktopFile());
+    return !item.isNull() && DragAndDropHelper::supportsDropping(item);
+}
+
+bool KFileItemModel::canEnterOnHover(int index) const
+{
+    KFileItem item;
+    if (index == -1) {
+        item = rootItem();
+    } else {
+        item = fileItem(index);
+    }
+    return !item.isNull() && (item.isDir() || item.isDesktopFile());
 }
 
 QString KFileItemModel::roleDescription(const QByteArray &role) const
@@ -1196,12 +1209,7 @@ void KFileItemModel::slotItemsDeleted(const KFileItemList &items)
 
     for (const KFileItem &item : items) {
         if (item.url() == currentDir) {
-            // #473377: Delay emitting currentDirectoryRemoved() to avoid modifying KCoreDirLister
-            // before KCoreDirListerCache::deleteDir() returns.
-            QTimer::singleShot(0, this, [this] {
-                Q_EMIT currentDirectoryRemoved();
-            });
-
+            Q_EMIT currentDirectoryRemoved();
             return;
         }
 
@@ -1730,7 +1738,8 @@ void KFileItemModel::emitItemsChangedAndTriggerResorting(const KItemRangeList &i
 
     // Trigger a resorting if necessary. Note that this can happen even if the sort
     // role has not changed at all because the file name can be used as a fallback.
-    if (changedRoles.contains(sortRole()) || changedRoles.contains(roleForType(NameRole))) {
+    if (changedRoles.contains(sortRole()) || changedRoles.contains(roleForType(NameRole))
+        || (changedRoles.contains("count") && sortRole() == "size")) { // "count" is used in the "size" sort role, so this might require a resorting.
         for (const KItemRange &range : itemRanges) {
             bool needsResorting = false;
 
@@ -1755,7 +1764,7 @@ void KFileItemModel::emitItemsChangedAndTriggerResorting(const KItemRangeList &i
             }
 
             if (needsResorting) {
-                m_resortAllItemsTimer->start();
+                scheduleResortAllItems();
                 return;
             }
         }
@@ -2021,7 +2030,8 @@ bool KFileItemModel::lessThan(const ItemData *a, const ItemData *b, const QColla
         }
     }
 
-    if (m_sortDirsFirst || (ContentDisplaySettings::directorySizeCount() && m_sortRole == SizeRole)) {
+    if (m_sortDirsFirst
+        || (ContentDisplaySettings::directorySizeMode() == ContentDisplaySettings::EnumDirectorySizeMode::ContentCount && m_sortRole == SizeRole)) {
         const bool isDirA = a->item.isDir();
         const bool isDirB = b->item.isDir();
         if (isDirA && !isDirB) {
@@ -2073,7 +2083,7 @@ int KFileItemModel::sortRoleCompare(const ItemData *a, const ItemData *b, const
         break;
 
     case SizeRole: {
-        if (ContentDisplaySettings::directorySizeCount() && itemA.isDir()) {
+        if (ContentDisplaySettings::directorySizeMode() == ContentDisplaySettings::EnumDirectorySizeMode::ContentCount && itemA.isDir()) {
             // folders first then
             // items A and B are folders thanks to lessThan checks
             auto valueA = a->values.value("count");
@@ -2333,7 +2343,7 @@ QList<QPair<int, QVariant>> KFileItemModel::sizeRoleGroups() const
         KIO::filesize_t fileSize = !item.isNull() ? item.size() : ~0U;
         QString newGroupValue;
         if (!item.isNull() && item.isDir()) {
-            if (ContentDisplaySettings::directorySizeCount() || m_sortDirsFirst) {
+            if (ContentDisplaySettings::directorySizeMode() == ContentDisplaySettings::EnumDirectorySizeMode::ContentCount || m_sortDirsFirst) {
                 newGroupValue = i18nc("@title:group Size", "Folders");
             } else {
                 fileSize = m_itemData.at(i)->values.value("size").toULongLong();
@@ -2846,13 +2856,14 @@ bool KFileItemModel::isConsistent() const
 
 void KFileItemModel::slotListerError(KIO::Job *job)
 {
-    if (job->error() == KIO::ERR_IS_FILE) {
+    const int jobError = job->error();
+    if (jobError == 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."));
+        Q_EMIT errorMessage(!errorString.isEmpty() ? errorString : i18nc("@info:status", "Unknown error."), jobError);
     }
 }