/*
 * opt_theme.h
 * Copyright (C) 2010-2017  Sergey Ilinykh, Vitaly Tonkacheyev
 *
 * 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, see <https://www.gnu.org/licenses/>.
 *
 */

#ifndef OPT_THEME_H
#define OPT_THEME_H

#include "optionstab.h"

#include <QPointer>

class PsiThemeModel;
class PsiThemeProvider;
class QDialog;
class QModelIndex;
class QSortFilterProxyModel;
class QWidget;

class OptionsTabAppearanceThemes : public MetaOptionsTab {
    Q_OBJECT
public:
    OptionsTabAppearanceThemes(QObject *parent);

    void setData(PsiCon *, QWidget *);
};

class OptionsTabAppearanceTheme : public OptionsTab {
    Q_OBJECT
public:
    OptionsTabAppearanceTheme(QObject *parent, PsiThemeProvider *provider_);
    ~OptionsTabAppearanceTheme();

    bool     stretchable() const { return true; }
    QWidget *widget();
    void     applyOptions();
    void     restoreOptions();

protected slots:
    void modelRowsInserted(const QModelIndex &parent, int first, int last);
    void showThemeScreenshot();

private slots:
    void themeSelected(const QModelIndex &current, const QModelIndex &previous);

private:
    QString getThemeId(const QString &objName) const;
    void    updateStyles(const QModelIndex &index);

private:
    QWidget               *w             = nullptr;
    PsiThemeModel         *unsortedModel = nullptr;
    QSortFilterProxyModel *themesModel   = nullptr;
    PsiThemeProvider      *provider      = nullptr;
    QPointer<QDialog>      screenshotDialog;
};

#endif // OPT_THEME_H
