apps/konqueror/src/konqundomanager.h

   1 /* This file is part of the KDE project
   2    Copyright 2007 David Faure <faure@kde.org>
   3    Copyright 2007 Eduardo Robles Elvira <edulix@gmail.com>
   4
   5    This program is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU General Public
   7    License as published by the Free Software Foundation; either
   8    version 2 of the License, or (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; see the file COPYING.  If not, write to
  17    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18    Boston, MA 02110-1301, USA.
  19 */
  20
  21 #ifndef KONQUNDOMANAGER_H
  22 #define KONQUNDOMANAGER_H
  23
  24 #include "konqprivate_export.h"
  25
  26 #include <QObject>
  27 #include "konqclosedtabitem.h"
  28 class QAction;
  29
  30 /**
  31  * Note that there is one KonqUndoManager per mainwindow.
  32  * It integrates KonqFileUndoManager (undoing file operations)
  33  * and undoing the closing of tabs.
  34  */
  35 class KONQ_TESTS_EXPORT KonqUndoManager : public QObject
  36 {
  37     Q_OBJECT
  38 public:
  39     explicit KonqUndoManager(QObject* parent);
  40     ~KonqUndoManager();
  41
  42     bool undoAvailable() const;
  43     QString undoText() const;
  44     quint64 newCommandSerialNumber();
  45
  46     const QList<KonqClosedTabItem* >& closedTabsList() const;
  47     void undoClosedTab(int index);
  48     void addClosedTabItem(KonqClosedTabItem* closedTabItem);
  49     void updateSupportsFileUndo(bool enable);
  50
  51 public Q_SLOTS:
  52     void undo();
  53     void clearClosedTabsList();
  54     void undoLastClosedTab();
  55     /**
  56      * Opens in a new tab the URL the user selected from the closed tabs menu
  57      * (by emitting openClosedTab), and takes it from the list.
  58      */
  59     void slotClosedTabsActivated(QAction* action);
  60
  61 Q_SIGNALS:
  62     void undoAvailable(bool canUndo);
  63     void undoTextChanged(const QString& text);
  64
  65     /// Emitted when a closed tab should be reopened
  66     void openClosedTab(const KonqClosedTabItem&);
  67     /// Emitted when closedTabsList() has changed.
  68     void closedTabsListChanged();
  69
  70 private Q_SLOTS:
  71     void slotFileUndoAvailable(bool);
  72     void slotFileUndoTextChanged(const QString& text);
  73
  74 private:
  75     QList<KonqClosedTabItem *> m_closedTabsList;
  76     bool m_supportsFileUndo;
  77 };
  78
  79 #endif /* KONQUNDOMANAGER_H */
  80