File indexing completed on 2024-04-14 04:53:15

 /* This file is part of the KDE project
     SPDX-FileCopyrightText: 2007 David Faure <faure@kde.org>
     SPDX-FileCopyrightText: 2007 Eduardo Robles Elvira <edulix@gmail.com>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #ifndef KONQUNDOMANAGER_H
 #define KONQUNDOMANAGER_H
 
 #include "konqprivate_export.h"
 #include <QObject>
 #include <QString>
 #include <QList>
 class KonqClosedWindowItem;
 class KonqClosedTabItem;
 class KonqClosedItem;
 class KonqClosedWindowsManager;
 class QAction;
 
 /**
  * Note that there is one KonqUndoManager per mainwindow.
  * It integrates KonqFileUndoManager (undoing file operations)
  * and undoing the closing of tabs.
  */
 class KONQ_TESTS_EXPORT KonqUndoManager : public QObject
 {
     Q_OBJECT
 public:
     /**
      * Constructor
      * @param parent the parent QObject, also used as the parent widget for KonqFileUndoManager::UiInterface.
      */
     explicit KonqUndoManager(KonqClosedWindowsManager *cwManager, QWidget *parent);
     ~KonqUndoManager() override;
 
     bool undoAvailable() const;
     QString undoText() const;
     quint64 newCommandSerialNumber();
 
     /**
      * This method is not constant because when calling it the m_closedItemsList
      * might get filled because of delayed initialization.
      */
     const QList<KonqClosedItem * > &closedItemsList();
     void undoClosedItem(int index);
     void addClosedTabItem(KonqClosedTabItem *closedTabItem);
     /**
      * Add current window as a closed window item to other windows
      */
     void addClosedWindowItem(KonqClosedWindowItem *closedWindowItem);
     void updateSupportsFileUndo(bool enable);
 
 public Q_SLOTS:
     void undo();
     void clearClosedItemsList(bool onlyInthisWindow = false);
     void undoLastClosedItem();
     /**
      * Opens in a new tab/window the item the user selected from the closed tabs
      * menu (by emitting openClosedTab/Window), and takes it from the list.
      */
     void slotClosedItemsActivated(QAction *action);
     void slotAddClosedWindowItem(KonqUndoManager *real_sender,
                                  KonqClosedWindowItem *closedWindowItem);
 
 Q_SIGNALS:
     void undoAvailable(bool canUndo);
     void undoTextChanged(const QString &text);
 
     /// Emitted when a closed tab should be reopened
     void openClosedTab(const KonqClosedTabItem &);
     /// Emitted when a closed window should be reopened
     void openClosedWindow(const KonqClosedWindowItem &);
     /// Emitted when closedItemsList() has changed.
     void closedItemsListChanged();
 
     /// Emitted to be received in other window instances, uing the singleton
     /// communicator
     void removeWindowInOtherInstances(KonqUndoManager *real_sender, const
                                       KonqClosedWindowItem *closedWindowItem);
     void addWindowInOtherInstances(KonqUndoManager *real_sender,
                                    KonqClosedWindowItem *closedWindowItem);
 private Q_SLOTS:
     void slotFileUndoAvailable(bool);
     void slotFileUndoTextChanged(const QString &text);
 
     /**
      * Received from other window instances, removes/adds a reference of a
      * window from m_closedItemList.
      */
     void slotRemoveClosedWindowItem(KonqUndoManager *real_sender, const
                                     KonqClosedWindowItem *closedWindowItem);
 
 private:
     /// Fill the m_closedItemList with closed windows
     void populate();
 
     QList<KonqClosedItem *> m_closedItemList;
     KonqClosedWindowsManager *m_cwManager;
     bool m_supportsFileUndo = false;
     bool m_populated = false;
 };
 
 #endif /* KONQUNDOMANAGER_H */