GenreView.h

/* GenreView.h */
 
/* Copyright (C) 2011-2024 Michael Lugmair (Lucio Carreras)
 *
 * This file is part of sayonara player
 *
 * 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 3 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 <http://www.gnu.org/licenses/>.
 */
 
#ifndef LIBRARYGENREVIEW_H
#define LIBRARYGENREVIEW_H
 
#include "Gui/Utils/Widgets/WidgetTemplate.h"
#include "Gui/Utils/SearchableWidget/SearchableView.h"
#include "Utils/Pimpl.h"
 
#include <QTreeWidget>
 
class Genre;
class TreeDelegate;
class LocalLibrary;
class QItemSelection;
 
namespace Util
{
    template<typename T>
    class Tree;
}
 
namespace Library
{
    class GenreView :
        public Gui::WidgetTemplate<QTreeWidget>
    {
            using Parent = Gui::WidgetTemplate<QTreeWidget>;
 
        Q_OBJECT
        PIMPL(GenreView)
 
        signals:
            void sigProgress(const QString& name, int progress);
            void sigSelectedChanged(const QStringList& genres);
            void sigInvalidGenreSelected();
 
        private:
            using Parent::activated;
            using Parent::clicked;
            using Parent::pressed;
 
        public:
            explicit GenreView(QWidget* parent = nullptr);
            ~GenreView() override;
 
            void init(LocalLibrary* library);
            void reloadGenres();
 
            static QString invalidGenreName();
 
        private:
            void initContextMenu();
 
            void setGenres(const Util::Set<Genre>& genres);
 
            [[maybe_unused]] QTreeWidgetItem* findGenre(const QString& genre);
 
        private slots: // NOLINT(*-redundant-access-specifiers)
            void expandCurrentItem();
 
            void progressChanged(int progress);
            void updateFinished();
 
            void newPressed();
            void renamePressed();
            void deletePressed();
 
            void switchTreeList();
 
            void selectionChanged(const QItemSelection& selected, const QItemSelection& deselected) override;
 
        protected:
            void languageChanged() override;
            void dragEnterEvent(QDragEnterEvent* e) override;
            void dragMoveEvent(QDragMoveEvent* e) override;
            void dragLeaveEvent(QDragLeaveEvent* e) override;
            void dropEvent(QDropEvent* e) override;
            void contextMenuEvent(QContextMenuEvent* e) override;
    };
 
    class GenreTreeItem :
        public QTreeWidgetItem
    {
        public:
            GenreTreeItem(QTreeWidgetItem* parent, const QStringList& text);
            GenreTreeItem(QTreeWidget* parent, const QStringList& text, bool isInvalidGenre);
 
            void setInvalidGenre(bool b);
    };
}
 
#endif // LIBRARYGENREVIEW_H