/* ============================================================
*
* This file is a part of the rekonq project
*
* Copyright (C) 2012 by Andrea Diamantini <adjam7 at gmail dot com>
*
*
* 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) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* ============================================================ */


#ifndef TAB_WIDGET
#define TAB_WIDGET


// Rekonq Includes
#include "rekonq_defines.h"

// KDE Includes
#include <KTabWidget>
#include <KActionCollection>

// Forward Declarations
class KUrl;

class QToolButton;

class TabHistory;

class TabBar;
class WebPage;
class WebWindow;

class RekonqWindow;

// --------------------------------------------------------------------------------------


class TabWidget : public KTabWidget
{
    Q_OBJECT

public:
    explicit TabWidget(bool withTab = true, bool PrivateBrowsingMode = false, QWidget *parent = 0);
    explicit TabWidget(WebPage *pg, QWidget *parent = 0);

    WebWindow* currentWebWindow() const;
    WebWindow* webWindow(int index) const;

    TabBar* tabBar() const;

    bool isPrivateBrowsingWindowMode();

    virtual KActionCollection *actionCollection() const;
    QAction *actionByName(const QString &name);

    QList<TabHistory> recentlyClosedTabs();
    void restoreClosedTab(int index, bool inNewTab = true);
    
    // NOTE: For internal purpose only ------------------------------------------------------
    int addTab(QWidget *page, const QString &label);
    int addTab(QWidget *page, const QIcon &icon, const QString &label);

    int insertTab(int index, QWidget *page, const QString &label);
    int insertTab(int index, QWidget *page, const QIcon &icon, const QString &label);
    // --------------------------------------------------------------------------------------

public Q_SLOTS:
    void loadUrl(const KUrl &, Rekonq::OpenType type = Rekonq::CurrentTab, TabHistory *history = 0);
    void newTab(WebPage *page = 0);
    void reloadAllTabs();

Q_SIGNALS:
    void closeWindow();
    void windowTitleChanged(QString);
    void actionsReady();
    
private:
    /**
     * Prepares the new WebWindow to be open
     */
    WebWindow *prepareNewTab(WebPage *page = 0);

    void init();

private Q_SLOTS:
    /**
     * Updates new tab button position
     */
    void updateNewTabButtonPosition();

    void tabTitleChanged(const QString &);
    void tabUrlChanged(const QUrl &);
    void tabIconChanged();

    void tabLoadStarted();
    void tabLoadFinished(bool);

    void pageCreated(WebPage *);

    void currentChanged(int);

    // Indexed slots
    void cloneTab(int index = -1);
    void closeTab(int index = -1, bool del = true);
    void closeOtherTabs(int index = -1);
    void detachTab(int index = -1, RekonqWindow *toWindow = 0);
    void reloadTab(int index = -1);

    void bookmarkAllTabs();

    void nextTab();
    void previousTab();

    void restoreLastClosedTab();
    
    void setFullScreen(bool);

    void loadFavorite(const int);
    
private:
    // the new tab button
    QToolButton *_addTabButton;

    int _openedTabsCounter;

    QList<TabHistory> m_recentlyClosedTabs;

    bool _isPrivateBrowsing;

    KActionCollection *_ac;

    int _lastCurrentTabIndex;
};

#endif // TAB_WIDGET