Merge branch 'release/20.12'

[dolphin.git] / src / kitemviews / kfileitemmodelrolesupdater.h

diff --git a/src/kitemviews/kfileitemmodelrolesupdater.h b/src/kitemviews/kfileitemmodelrolesupdater.h
index 6e7559fb53a7f98eb167865a45abd23eefa6e583..09706a54a41da41b321587fc22ef1a3f2b83d93b 100644 (file)
--- a/src/kitemviews/kfileitemmodelrolesupdater.h
+++ b/src/kitemviews/kfileitemmodelrolesupdater.h
@@ -1,31 +1,17 @@
-/***************************************************************************
- *   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
+ */
 
 #ifndef KFILEITEMMODELROLESUPDATER_H
 #define KFILEITEMMODELROLESUPDATER_H
 
-#include <config-baloo.h>
+#include "dolphin_export.h"
+#include "kitemviews/kitemmodelbase.h"
 
 #include <KFileItem>
-#include <kitemviews/kitemmodelbase.h>
-
-#include "dolphin_export.h"
+#include <config-baloo.h>
 
 #include <QObject>
 #include <QSet>
@@ -36,6 +22,7 @@ class KDirectoryContentsCounter;
 class KFileItemModel;
 class QPixmap;
 class QTimer;
+class KOverlayIconPlugin;
 
 namespace KIO {
     class PreviewJob;
@@ -93,8 +80,8 @@ class DOLPHIN_EXPORT KFileItemModelRolesUpdater : public QObject
     Q_OBJECT
 
 public:
-    explicit KFileItemModelRolesUpdater(KFileItemModel* model, QObject* parent = 0);
-    virtual ~KFileItemModelRolesUpdater();
+    explicit KFileItemModelRolesUpdater(KFileItemModel* model, QObject* parent = nullptr);
+    ~KFileItemModelRolesUpdater() override;
 
     void setIconSize(const QSize& size);
     QSize iconSize() const;
@@ -154,10 +141,28 @@ public:
      */
     QStringList enabledPlugins() const;
 
+    /**
+     * Sets the maximum file size of local files for which
+     * previews will be generated (if enabled). A value of 0
+     * indicates no file size limit.
+     * Per default the value from KConfigGroup "PreviewSettings"
+     * MaximumSize is used, 0 otherwise.
+     * @param size
+     */
+    void setLocalFileSizePreviewLimit(qlonglong size);
+    qlonglong localFileSizePreviewLimit() const;
+
+    /**
+     * If set to true, directories contents are scanned to determine their size
+     * Default true
+     */
+    void setScanDirectories(bool enabled);
+    bool scanDirectories() const;
+
 private slots:
     void slotItemsInserted(const KItemRangeList& itemRanges);
     void slotItemsRemoved(const KItemRangeList& itemRanges);
-    void slotItemsMoved(const KItemRange& itemRange, QList<int> movedToIndexes);
+    void slotItemsMoved(const KItemRange& itemRange, const QList<int> &movedToIndexes);
     void slotItemsChanged(const KItemRangeList& itemRanges,
                           const QSet<QByteArray>& roles);
     void slotSortRoleChanged(const QByteArray& current,
@@ -183,6 +188,11 @@ private slots:
      */
     void slotPreviewJobFinished();
 
+    /**
+     * Is invoked when one of the KOverlayIconPlugin emit the signal that an overlay has changed
+     */
+    void slotOverlaysChanged(const QUrl& url, const QStringList&);
+
     /**
      * Resolves the sort role of the next item in m_pendingSortRole, applies it
      * to the model, and invokes itself if there are any pending items left. If
@@ -205,8 +215,9 @@ private slots:
     void resolveRecentlyChangedItems();
 
     void applyChangedBalooRoles(const QString& file);
+    void applyChangedBalooRolesForItem(const KFileItem& file);
 
-    void slotDirectoryContentsCountReceived(const QString& path, int count);
+    void slotDirectoryContentsCountReceived(const QString& path, int count, long size);
 
 private:
     /**
@@ -252,11 +263,6 @@ private:
     bool applyResolvedRoles(int index, ResolveHint hint);
     QHash<QByteArray, QVariant> rolesData(const KFileItem& item);
 
-    /**
-     * @return The number of items of the path \a path.
-     */
-    int subItemsCount(const QString& path) const;
-
     /**
      * Must be invoked if a property has been changed that affects
      * the look of the preview. Takes care to update all previews.
@@ -307,6 +313,8 @@ private:
     QSet<QByteArray> m_roles;
     QSet<QByteArray> m_resolvableRoles;
     QStringList m_enabledPlugins;
+    qulonglong m_localFileSizePreviewLimit;
+    bool m_scanDirectories;
 
     // Items for which the sort role still has to be determined.
     QSet<KFileItem> m_pendingSortRoleItems;
@@ -334,6 +342,8 @@ private:
 
     KDirectoryContentsCounter* m_directoryContentsCounter;
 
+    QList<KOverlayIconPlugin*> m_overlayIconsPlugin;
+
 #ifdef HAVE_BALOO
     Baloo::FileMonitor* m_balooFileMonitor;
     Baloo::IndexerConfig m_balooConfig;
@@ -341,5 +351,3 @@ private:
 };
 
 #endif
-
-