/* BEGIN_COMMON_COPYRIGHT_HEADER
 * (c)LGPL2+
 *
 * Copyright (C) 2012  Alec Moskvin <alecm@gmx.com>
 * Copyright (C) 2019 Tianjin KYLIN Information Technology Co., Ltd. *
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 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
 * Lesser General Public License for more details.

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

#ifndef UKUICONFIGDIALOG_H
#define UKUICONFIGDIALOG_H

#include <QDialog>
#include <QAbstractButton>
#include <QDialogButtonBox>
#include <QScopedPointer>
#include "../ukuiglobals.h"

namespace Ui {
class ConfigDialog;
}

namespace UKUi
{
class Settings;
class ConfigDialogPrivate;

class UKUI_API ConfigDialog : public QDialog
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(ConfigDialog)

public:
    explicit ConfigDialog(const QString& title, Settings* settings, QWidget* parent = 0);

    ~ConfigDialog();

    /*!
     * Sets buttons in button bar
     */
    void setButtons(QDialogButtonBox::StandardButtons buttons);

    /*!
     * Enable/disable a standard button if it exists
     */
    void enableButton(QDialogButtonBox::StandardButton which, bool enable);

    /*!
     * Add a page to the configure dialog
     */
    void addPage(QWidget* page, const QString& name, const QString& iconName = QLatin1String("application-x-executable"));

    /*!
     * Add a page to the configure dialog, attempting several alternative icons to find one in the theme
     */
    void addPage(QWidget* page, const QString& name, const QStringList& iconNames);

    /*!
     * Show page containing the widget in parameter
     */
    void showPage(QWidget *page);

    /*!
     * \brief Shows the given page
     * \param name The page to be shown.
     */
    void showPage(const QString &name);

signals:
    /*!
     * This signal is emitted when the user pressed the "Reset" button.
     * Settings should be re-read and the widgets should be set accordingly.
     */
    void reset();

    /*!
     * This is emitted whenever the window is closed and settings need to be saved.
     * It is only necessary if additional actions need to be performed - Settings are handled automatically.
     */
    void save();

    /*!
     * This is emitted when some button in the buttonbar is clicked.
     */
    void clicked(QDialogButtonBox::StandardButton);

protected:
    Settings* mSettings;
    virtual bool event(QEvent * event) override;
    virtual void closeEvent(QCloseEvent* event) override;

private:
    Q_DISABLE_COPY(ConfigDialog)
    QScopedPointer<ConfigDialogPrivate> const d_ptr;
};

} // namespace UKUi
#endif // UKUICONFIGDIALOG_H
