elementspanel.h

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/*
        Copyright 2006-2026 The QElectroTech Team
        This file is part of QElectroTech.
        
        QElectroTech 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.
        
        QElectroTech 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 QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PANELAPPAREILS_H
#define PANELAPPAREILS_H
 
#include "genericpanel.h"
#include "titleblock/templatelocation.h"
 
class QETProject;
class Diagram;
class TitleBlockTemplatesFilesCollection;

class ElementsPanel : public GenericPanel {
        Q_OBJECT
        
        // constructors, destructor
        public:
        ElementsPanel(QWidget * = nullptr);
        ~ElementsPanel() override;
        
        private:
        ElementsPanel(const ElementsPanel &);
        
        // methods
        public:
        // methods used to determine what is represented by a particular visual item
        
        // methods used to get what is represented by a particular visual item
        QString dirPathForItem(QTreeWidgetItem *);
        QString filePathForItem(QTreeWidgetItem *);
        QList<Diagram *> selectedDiagrams() const;
        
        signals:
        void requestForProject(QETProject *);
        void requestForTitleBlockTemplate(const TitleBlockTemplateLocation &);
                // Signal to open the project properties
        void requestForProjectPropertiesEdition();
                // Signal to open the diagram properties
        void requestForDiagramPropertiesEdition();
 
        public slots:
        void slot_clicked(QTreeWidgetItem *, int);
        void slot_doubleClick(QTreeWidgetItem *, int);
        void reload();
        void filter(const QString &, QET::Filtering = QET::RegularFilter);
        void projectWasOpened(QETProject *);
        void projectWasClosed(QETProject *);
        void buildFilterList();
        void applyCurrentFilter(const QList<QTreeWidgetItem *> &);
        void ensureHierarchyIsVisible(const QList<QTreeWidgetItem *> &);
        void requestForItem(QTreeWidgetItem *);
        void keyPressEvent(QKeyEvent *event)override;
 
        protected:
        void startDrag(Qt::DropActions) override;
        void startTitleBlockTemplateDrag(const TitleBlockTemplateLocation &);
        bool matchesFilter(const QTreeWidgetItem *, const QString&) const;
        
        protected slots:
        void panelContentChange();
        
        private:
                QTreeWidgetItem *addProject   (QETProject *, QTreeWidgetItem * = nullptr, PanelOptions = AddAllChild) override;
                QTreeWidgetItem *updateTemplatesCollectionItem(QTreeWidgetItem *, TitleBlockTemplatesCollection *, PanelOptions = AddAllChild, bool = false) override;
                QTreeWidgetItem *updateTemplateItem        (QTreeWidgetItem *, const TitleBlockTemplateLocation &,  PanelOptions, bool = false) override;
        
        // attributes
        private:
        QSet<QETProject *> projects_to_display_;       
        QTreeWidgetItem *common_tbt_collection_item_;  
        QTreeWidgetItem *company_tbt_collection_item_; 
        QTreeWidgetItem *custom_tbt_collection_item_;  
        bool first_reload_;                            
        QString filter_;                               
        QStringList filter_list_;                       
};
#endif