X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/bd88f237b1cb87eadc69ca3925b9bd237cd2ff43..0f0d14d4c236eee7f1df4f0c21c60f6b784dab75:/src/kitemviews/kfileitemmodelrolesupdater.h

diff --git a/src/kitemviews/kfileitemmodelrolesupdater.h b/src/kitemviews/kfileitemmodelrolesupdater.h
index aa47f1756..b881b73e4 100644
--- a/src/kitemviews/kfileitemmodelrolesupdater.h
+++ b/src/kitemviews/kfileitemmodelrolesupdater.h
@@ -20,37 +20,33 @@
 #ifndef KFILEITEMMODELROLESUPDATER_H
 #define KFILEITEMMODELROLESUPDATER_H
 
-#include <config-nepomuk.h>
+#include "dolphin_export.h"
+#include "kitemviews/kitemmodelbase.h"
 
 #include <KFileItem>
-#include <kitemviews/kitemmodelbase.h>
-
-#include <libdolphin_export.h>
+#include <config-baloo.h>
 
 #include <QObject>
 #include <QSet>
 #include <QSize>
 #include <QStringList>
 
-class KDirWatch;
+class KDirectoryContentsCounter;
 class KFileItemModel;
-class KJob;
 class QPixmap;
 class QTimer;
+class KOverlayIconPlugin;
 
-#ifdef HAVE_NEPOMUK
-    namespace Nepomuk2
-    {
-        class ResourceWatcher;
-        class Resource;
-    }
-#else
-    // Required for the slot applyChangedNepomukRoles() that
-    // cannot be ifdefined due to moc.
-    namespace Nepomuk2
+namespace KIO {
+    class PreviewJob;
+}
+
+#ifdef HAVE_BALOO
+    namespace Baloo
     {
-        class Resource;
+        class FileMonitor;
     }
+    #include <Baloo/IndexerConfig>
 #endif
 
 /**
@@ -92,13 +88,13 @@ class QTimer;
  * 3.   Finally, the entire process is repeated for any items that might have
  *      changed in the mean time.
  */
-class LIBDOLPHINPRIVATE_EXPORT KFileItemModelRolesUpdater : public QObject
+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;
@@ -158,10 +154,21 @@ 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;
+
 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,
@@ -187,6 +194,11 @@ 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
@@ -208,14 +220,10 @@ private slots:
      */
     void resolveRecentlyChangedItems();
 
-    void applyChangedNepomukRoles(const Nepomuk2::Resource& resource);
+    void applyChangedBalooRoles(const QString& file);
+    void applyChangedBalooRolesForItem(const KFileItem& file);
 
-    /**
-     * Is invoked if a directory watched by KDirWatch got dirty. Updates
-     * the "isExpandable"- and "size"-roles of the item that matches to
-     * the given path.
-     */
-    void slotDirWatchDirty(const QString& path);
+    void slotDirectoryContentsCountReceived(const QString& path, int count, long size);
 
 private:
     /**
@@ -224,13 +232,22 @@ private:
     void startUpdating();
 
     /**
-     * Creates previews for the items starting from the first item of the
-     * given list.
+     * Loads the icons for the visible items. After 200 ms, the function
+     * stops determining mime types and only loads preliminary icons.
+     * This is a compromise that prevents that
+     * (a) the GUI is blocked for more than 200 ms, and
+     * (b) "unknown" icons could be shown in the view.
+     */
+    void updateVisibleIcons();
+
+    /**
+     * Creates previews for the items starting from the first item in
+     * m_pendingPreviewItems.
      * @see slotGotPreview()
      * @see slotPreviewFailed()
      * @see slotPreviewJobFinished()
      */
-    void startPreviewJob(const KFileItemList items);
+    void startPreviewJob();
 
     /**
      * Ensures that icons, previews, and other roles are determined for any
@@ -249,8 +266,8 @@ private:
         ResolveFast,
         ResolveAll
     };
-    bool applyResolvedRoles(const KFileItem& item, ResolveHint hint);
-    QHash<QByteArray, QVariant> rolesData(const KFileItem& item) const;
+    bool applyResolvedRoles(int index, ResolveHint hint);
+    QHash<QByteArray, QVariant> rolesData(const KFileItem& item);
 
     /**
      * @return The number of items of the path \a path.
@@ -307,15 +324,11 @@ private:
     QSet<QByteArray> m_roles;
     QSet<QByteArray> m_resolvableRoles;
     QStringList m_enabledPlugins;
+    qulonglong m_localFileSizePreviewLimit;
 
     // Items for which the sort role still has to be determined.
     QSet<KFileItem> m_pendingSortRoleItems;
 
-    // While the sort role is being resolved, we also keep the indexes
-    // in a sorted list. The reason is that this enables us to determine
-    // both the sort role and the icon for the visible items first.
-    QList<int> m_pendingSortRoleIndexes;
-
     // Indexes of items which still have to be handled by
     // resolveNextPendingRoles().
     QList<int> m_pendingIndexes;
@@ -324,7 +337,7 @@ private:
     // A new preview job will be started from them once the first one finishes.
     KFileItemList m_pendingPreviewItems;
 
-    KJob* m_previewJob;
+    KIO::PreviewJob* m_previewJob;
 
     // When downloading or copying large files, the slot slotItemsChanged()
     // will be called periodically within a quite short delay. To prevent
@@ -337,12 +350,13 @@ private:
     // Items which have not been changed repeatedly recently.
     QSet<KFileItem> m_changedItems;
 
-    KDirWatch* m_dirWatcher;
-    mutable QSet<QString> m_watchedDirs; // Required as sadly KDirWatch does not offer a getter method
-                                         // to get all watched directories.
-#ifdef HAVE_NEPOMUK
-    Nepomuk2::ResourceWatcher* m_nepomukResourceWatcher;
-    mutable QHash<QUrl, KUrl> m_nepomukUriItems;
+    KDirectoryContentsCounter* m_directoryContentsCounter;
+
+    QList<KOverlayIconPlugin*> m_overlayIconsPlugin;
+
+#ifdef HAVE_BALOO
+    Baloo::FileMonitor* m_balooFileMonitor;
+    Baloo::IndexerConfig m_balooConfig;
 #endif
 };