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/*
* This file is part of the KDE Help Center
*
* Copyright (C) 2002 Frerich Raabe <raabe@kde.org>
*
* 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.
*/
#ifndef KHC_HISTORY_H
#define KHC_HISTORY_H
#include <KUrl>
#include <QObject>
#include <QMenu>
#include <QList>
class KActionCollection;
class KXmlGuiWindow;
class KToolBarPopupAction;
class QMenu;
namespace KHC {
class View;
class History : public QObject
{
Q_OBJECT
public:
friend class foo; // to make gcc shut up
struct Entry
{
Entry() : view( 0 ), search( false ) {}
View *view;
KUrl url;
QString title;
QByteArray buffer;
bool search;
};
static History &self();
void setupActions( KActionCollection *coll );
void updateActions();
void installMenuBarHook( KXmlGuiWindow *mainWindow );
void createEntry();
void updateCurrentEntry( KHC::View *view );
Q_SIGNALS:
void goInternalUrl( const KUrl & );
void goUrl( const KUrl & );
private Q_SLOTS:
void backActivated( QAction *action );
void fillBackMenu();
void forwardActivated( QAction *action );
void fillForwardMenu();
void goMenuActivated( QAction* action );
void fillGoMenu();
void back();
void forward();
void goHistoryActivated( int steps );
void goHistory( int steps );
void goHistoryDelayed();
private:
History();
History( const History &rhs );
History &operator=( const History &rhs );
~History();
typedef QList<Entry*> EntryList;
bool canGoBack() const;
bool canGoForward() const;
void fillHistoryPopup( QMenu *, bool, bool, bool, uint = 0 );
/**
* dumps the history with a kDebug and mark wihch one is the current one
* This is a debugging function.
*/
void dumpHistory() const;
static History *m_instance;
EntryList m_entries;
EntryList::Iterator m_entries_current;
int m_goBuffer;
int m_goMenuIndex;
int m_goMenuHistoryStartPos;
int m_goMenuHistoryCurrentPos;
public:
KToolBarPopupAction *m_backAction;
KToolBarPopupAction *m_forwardAction;
};
}
#endif // KHC_HISTORY_H
// vim:ts=2:sw=2:et
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