File indexing completed on 2024-05-12 17:22:01

 /*
     SPDX-FileCopyrightText: 2002 Shie Erlich <erlich@users.sourceforge.net>
     SPDX-FileCopyrightText: 2002 Rafi Yanai <yanai@users.sourceforge.net>
     SPDX-FileCopyrightText: 2010 Jan Lepper <dehtris@yahoo.de>
     SPDX-FileCopyrightText: 2004-2022 Krusader Krew <https://krusader.org>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #ifndef KRINTERVIEW_H
 #define KRINTERVIEW_H
 
 // QtCore
 #include <QSet>
 // QtWidgets
 #include <QAbstractItemView>
 
 #include "krview.h"
 
 class ListModel;
 class KrMouseHandler;
 class KrViewItem;
 
 /**
  * @brief Abstract intermediate class between KrView and full view implementations.
  *
  * It contains the methods common to all implementing subclasses of KrView.
  */
 class KrInterView : public KrView
 {
     friend class KrViewItem;
 
 public:
     KrInterView(KrViewInstance &instance, KConfig *cfg, QAbstractItemView *itemView);
     virtual ~KrInterView();
     QModelIndex getCurrentIndex() override
     {
         return _itemView->currentIndex();
     }
     bool isSelected(const QModelIndex &ndx) override;
     uint numSelected() const override
     {
         return _selection.count();
     }
     QList<QUrl> selectedUrls() override;
     void setSelectionUrls(const QList<QUrl> urls) override;
     KrViewItem *getFirst() override;
     KrViewItem *getLast() override;
     KrViewItem *getNext(KrViewItem *current) override;
     KrViewItem *getPrev(KrViewItem *current) override;
     KrViewItem *getCurrentKrViewItem() override;
     KrViewItem *findItemByName(const QString &name) override;
     KrViewItem *findItemByUrl(const QUrl &url) override;
     QString getCurrentItem() const override;
     KrViewItem *getKrViewItemAt(const QPoint &vp) override;
     void setCurrentItem(const QString &name, bool scrollToCurrent = true, const QModelIndex &fallbackToIndex = QModelIndex()) override;
     void setCurrentKrViewItem(KrViewItem *item, bool scrollToCurrent = true) override;
     void makeItemVisible(const KrViewItem *item) override;
     bool isItemVisible(const KrViewItem *item) override;
     void clear() override;
     void sort() override;
     void refreshColors() override;
     void redraw() override;
     void prepareForActive() override;
     void prepareForPassive() override;
     void selectRegion(KrViewItem *i1, KrViewItem *i2, bool select) override;
 
     void sortModeUpdated(int column, Qt::SortOrder order);
 
     void redrawItem(FileItem *fileitem)
     {
         _itemView->viewport()->update(itemRect(fileitem));
     }
 
 protected:
     class DummySelectionModel : public QItemSelectionModel
     {
     public:
         DummySelectionModel(QAbstractItemModel *model, QObject *parent)
             : QItemSelectionModel(model, parent)
         {
         }
         // do nothing - selection is managed by KrInterView
         void select(const QModelIndex &, QItemSelectionModel::SelectionFlags) override
         {
         }
         void select(const QItemSelection &, QItemSelectionModel::SelectionFlags) override
         {
         }
     };
 
     KIO::filesize_t calcSize() override;
     KIO::filesize_t calcSelectedSize() override;
     void populate(const QList<FileItem *> &fileItems, FileItem *dummy) override;
     KrViewItem *preAddItem(FileItem *fileitem) override;
     /**
      * Remove an item. Does not handle new current selection.
      */
     void preDeleteItem(KrViewItem *item) override;
     void intSetSelected(const FileItem *fileitem, bool select) override;
 
     virtual QRect itemRect(const FileItem *fileitem) = 0;
 
     KrViewItem *getKrViewItem(FileItem *fileitem);
     KrViewItem *getKrViewItem(const QModelIndex &);
     bool isSelected(const FileItem *fileitem) const
     {
         return _selection.contains(fileitem);
     }
     void makeCurrentVisible();
 
     ListModel *_model;
     QAbstractItemView *_itemView;
     KrMouseHandler *_mouseHandler;
     QHash<FileItem *, KrViewItem *> _itemHash;
     QSet<const FileItem *> _selection;
 
 private:
     void setCurrent(const QModelIndex &index, bool scrollToCurrent);
 };
 
 #endif