linksingleelementwidget.h

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/*
        Copyright 2006-2020 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 LINKSINGLEELEMENTWIDGET_H
#define LINKSINGLEELEMENTWIDGET_H
 
#include "element.h"
#include "abstractelementpropertieseditorwidget.h"
 
class QTreeWidgetItem;
 
namespace Ui {
        class LinkSingleElementWidget;
}
 
class LinkSingleElementWidget : public AbstractElementPropertiesEditorWidget
{
        Q_OBJECT
 
        public:
                explicit LinkSingleElementWidget(Element *elmt,
                                                 QWidget *parent = nullptr);
                ~LinkSingleElementWidget() override;
 
                void setElement (Element *element) override;
                void apply() override;
                QUndoCommand *associatedUndo() const override;
                QString title() const override;
 
        public slots:
                void updateUi() override;
                void buildTree();
 
        public:
                bool setLiveEdit(bool live_edit) override;
 
        private :
                QList <Element *> availableElements();
                void setUpCompleter();
                void clearTreeWidget();
                void setUpHeaderLabels();
 
        private slots:
                void diagramWasRemovedFromProject();
                void showedElementWasDeleted();
                void linkTriggered();
                void hideButtons();
                void showButtons();
                void headerCustomContextMenuRequested(const QPoint &pos);
                
                void on_m_unlink_pb_clicked();
                void on_m_tree_widget_itemDoubleClicked(QTreeWidgetItem *item, int column);
                void on_m_tree_widget_customContextMenuRequested(const QPoint &pos);
                void on_m_show_linked_pb_clicked();
                void on_m_show_this_pb_clicked();
                
                void on_m_search_field_textEdited(const QString &arg1);
                
        private:
        Ui::LinkSingleElementWidget *ui;
 
        bool m_unlink = false;
        Element::kind m_filter;
        
        QHash <QTreeWidgetItem*, Element*> m_qtwi_elmt_hash;
        QHash <QTreeWidgetItem*, QStringList> m_qtwi_strl_hash;
        
        QTreeWidgetItem *m_qtwi_at_context_menu = nullptr,
                                        *m_pending_qtwi = nullptr;
        
        Element *m_showed_element = nullptr,
                        *m_element_to_link = nullptr;
        
        QMenu *m_context_menu;
        QAction *m_link_action,
                        *m_show_qtwi,
                        *m_show_element,
                        *m_save_header_state;
};
 
#endif // LINKSINGLEELEMENTWIDGET_H