plclinkwidget.h

Go to the documentation of this file.

/*
        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 PLCLINKWIDGET_H
#define PLCLINKWIDGET_H
 
#include "abstractelementpropertieseditorwidget.h"
 
#include <QHash>
#include <QPointer>
#include <QSet>
 
class QTreeWidgetItem;
class QTreeWidget;
class QLineEdit;
class QPushButton;
class QLabel;
class Element;

class PlcLinkWidget : public AbstractElementPropertiesEditorWidget
{
        Q_OBJECT
 
        public:
                explicit PlcLinkWidget(Element *elmt, QWidget *parent = nullptr);
                ~PlcLinkWidget() override = default;
 
                void setElement(Element *element) override;
                void apply() override;
                QUndoCommand *associatedUndo() const override;
                QString title() const override;
 
        public slots:
                void updateUi() override;
 
        private:
                void buildPlcTree();
                void hideButtons();
                void showButtons();
 
        private slots:
                void on_m_search_field_textEdited(const QString &text);
                void on_m_tree_widget_customContextMenuRequested(const QPoint &pos);
                void on_m_unlink_pb_clicked();
                void on_m_show_this_pb_clicked();
 
        private:
                QLabel *m_label{nullptr};
                QPushButton *m_unlink_pb{nullptr};
                QPushButton *m_show_this_pb{nullptr};
                QLineEdit *m_search_field{nullptr};
                QTreeWidget *m_tree_widget{nullptr};
                QLabel *m_hidden_masters_label{nullptr};
 
                // Maps IO child items to (master, io_index)
                struct PlcIoEntry {
                        QPointer<Element> master;
                        int ioIndex = -1;
                };
                QHash<QTreeWidgetItem*, PlcIoEntry> m_io_entry_hash;
 
                Element *m_element_to_link = nullptr;
                int m_pending_io_index = -1;
};
 
#endif // PLCLINKWIDGET_H