/* This file is part of the KDE project
   Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/

#ifndef KIS_APPLICATION_H
#define KIS_APPLICATION_H

#include <qtsingleapplication/qtsingleapplication.h>
#include "kritaui_export.h"
#include <KisAutoSaveRecoveryDialog.h>

class KisMainWindow;
class KisApplicationPrivate;
class QWidget;
class KisApplicationArguments;
class KisAutoSaveRecoveryDialog;

#include <KisImportExportManager.h>

/**
 *  @brief Base class for the %Krita app
 *
 *  This class handles arguments given on the command line and
 *  shows a generic about dialog for the Krita app.
 *
 *  In addition it adds the standard directories where Krita
 *  can find its images etc.
 *
 *  If the last mainwindow becomes closed, KisApplication automatically
 *  calls QApplication::quit.
 */
class KRITAUI_EXPORT KisApplication : public QtSingleApplication
{
    Q_OBJECT

public:
    /**
     * Creates an application object, adds some standard directories and
     * initializes kimgio.
     */
    explicit KisApplication(const QString &key, int &argc, char **argv);

    /**
     *  Destructor.
     */
    virtual ~KisApplication();

    /**
     * Call this to start the application.
     *
     * Parses command line arguments and creates the initial main windowss and docs
     * from them (or an empty doc if no cmd-line argument is specified ).
     *
     * You must call this method directly before calling QApplication::exec.
     *
     * It is valid behaviour not to call this method at all. In this case you
     * have to process your command line parameters by yourself.
     */
    virtual bool start(const KisApplicationArguments &args);

    /**
     * Checks if user is holding ctrl+alt+shift keys and asks if the settings file should be cleared.
     *
     * Typically called during startup before reading the config.
     */
    void askClearConfig();

    /**
     * Tell KisApplication to show this splashscreen when you call start();
     * when start returns, the splashscreen is hidden. Use KSplashScreen
     * to have the splash show correctly on Xinerama displays. 
     */
    void setSplashScreen(QWidget *splash);

    void setSplashScreenLoadingText(QString);




    /// Overridden to handle exceptions from event handlers.
    bool notify(QObject *receiver, QEvent *event);

public Q_SLOTS:

    void remoteArguments(QByteArray message, QObject*socket);
    void fileOpenRequested(const QString & url);

    void onAutoSaveFinished(int result);

private:
    /// @return the number of autosavefiles opened
    void checkAutosaveFiles();
    bool createNewDocFromTemplate(const QString &fileName, KisMainWindow *mainWindow);
    void clearConfig();
    void loadResources();
    void loadPlugins();

private:
    KisApplicationPrivate * const d;
    class ResetStarting;
    friend class ResetStarting;
    KisAutoSaveRecoveryDialog *dlg;
    QStringList autoSaveFiles;
    KisMainWindow *mainWindow;
};

#endif
