/*
   This file is part of the KDE libraries
   Copyright (c) 2003 Waldo Bastian <bastian@kde.org>

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public License
   version 2 as published by the Free Software Foundation.

   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 BGDIALOG_H
#define BGDIALOG_H

#include <QtCore/QVector>
#include <QMap>

#include "ui_bgdialog_ui.h"
#include "bgrender.h"
#include "bgsettings.h"
#include "bgdefaults.h"

class BGMonitorArrangement;
class KStandardDirs;

class BGDialog_UI : public QWidget, public Ui::BGDialog_UI {
public:
    BGDialog_UI(QWidget *parent) : QWidget(parent) {
        setupUi(this);
    }
};

class BGDialog : public BGDialog_UI {
    Q_OBJECT
public:
    BGDialog(QWidget *parent, const KSharedConfigPtr &_config);
    ~BGDialog();

    void load();
    void save();
    void defaults();

    void makeReadOnly();

    QString quickHelp() const;

Q_SIGNALS:
    void changed(bool);

protected:
    void initUI();
    void updateUI();
    KBackgroundRenderer *eRenderer();

    void setWallpaper(const QString &);

    void loadWallpaperFilesList();

protected Q_SLOTS:
    void slotIdentifyScreens();
    void slotSelectScreen(int screen);
    void slotWallpaperTypeChanged(int i);
    void slotWallpaper(int i);
    void slotWallpaperPos(int);
    void slotWallpaperSelection();
    void slotSetupMulti();
    void slotPrimaryColor(const QColor &color);
    void slotSecondaryColor(const QColor &color);
    void slotPattern(int pattern);
    void slotImageDropped(const QString &uri);
    void slotPreviewDone(int screen);
    void slotAdvanced();
    void slotBlendMode(int mode);
    void slotBlendBalance(int value);
    void slotBlendReverse(bool b);
    void desktopResized();
    void setBlendingEnabled(bool);

protected:
    void getEScreen();
    KGlobalBackgroundSettings *m_pGlobals;
    KStandardDirs *m_pDirs;

    unsigned m_numScreens;
    int m_screen;
    int m_eScreen;
    QVector<KBackgroundRenderer *> m_renderer; // m_renderer[screen]
    QMap<QString, int> m_wallpaper;
    QStringList m_patterns;
    int m_slideShowRandom; // Remembers last Slide Show setting
    int m_wallpaperPos; // Remembers last wallpaper pos

    BGMonitorArrangement *m_pMonitorArrangement;

    bool m_previewUpdates;
    bool m_copyAllScreens;
    bool m_readOnly;
};

#endif