/*
	Copyright 2006-2025 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/>.
*/
#include "qetdiagrameditor.h"

#include "ElementsCollection/elementscollectionwidget.h"
#include "QWidgetAnimation/qwidgetanimation.h"
#include "autoNum/ui/autonumberingdockwidget.h"
#include "conductornumexport.h"
#include "diagramcommands.h"
#include "diagramevent/diagrameventaddimage.h"
#include "diagramevent/diagrameventaddshape.h"
#include "diagramevent/diagrameventaddtext.h"
#include "diagramview.h"
#include "elementspanelwidget.h"
#include "factory/qetgraphicstablefactory.h"
#include "print/projectprintwindow.h"
#include "qetgraphicsitem/ViewItem/qetgraphicstableitem.h"
#include "qetgraphicsitem/conductortextitem.h"
#include "qetgraphicsitem/dynamicelementtextitem.h"
#include "qeticons.h"
#include "qetmessagebox.h"
#include "recentfiles.h"
#include "ui/bomexportdialog.h"
#include "ui/diagrampropertieseditordockwidget.h"
#include "ui/dialogwaiting.h"
#include "undocommand/addelementtextcommand.h"
#include "undocommand/rotateselectioncommand.h"
#include "undocommand/rotatetextscommand.h"
#include "diagram.h"
#include "TerminalStrip/ui/terminalstripeditorwindow.h"
#include "ui/diagrameditorhandlersizewidget.h"
#include "TerminalStrip/ui/addterminalstripitemdialog.h"

#ifdef BUILD_WITHOUT_KF5
#else
#	include <KAutoSaveFile>
#endif

/**
	@brief QETDiagramEditor::QETDiagramEditor
	Constructor
	@param files : list of files to open
	@param parent : parent widget
*/
QETDiagramEditor::QETDiagramEditor(const QStringList &files, QWidget *parent) :
	QETMainWindow(parent),
	m_row_column_actions_group (this),
	m_selection_actions_group  (this),
	m_add_item_actions_group   (this),
	m_zoom_actions_group       (this),
	m_select_actions_group     (this),
	m_file_actions_group       (this),
	open_dialog_dir            (QETApp::documentDir())
{
		//Trivial property use to set the graphics handler size
	setProperty("graphics_handler_size", 10);

	activeSubWindowIndex = 0;

	QSplitter *splitter_ = new QSplitter(this);
	splitter_->setChildrenCollapsible(false);
	splitter_->setOrientation(Qt::Vertical);
	splitter_->addWidget(&m_workspace);
	splitter_->addWidget(&m_search_and_replace_widget);
	setCentralWidget(splitter_);
	m_search_and_replace_widget.setEditor(this);

	QList<int> s;
	s << m_workspace.maximumHeight() << m_search_and_replace_widget.minimumSizeHint().height();
	splitter_->setSizes(s); //Force the size of the search and replace widget, force have a good animation the first time he is showed

	auto anim = new QWidgetAnimation(&m_search_and_replace_widget, Qt::Vertical, QWidgetAnimation::lastSize, 250);
	anim->setObjectName("search and replace animator");
	m_search_and_replace_widget.setHidden(true);
	anim->setLastShowSize(m_search_and_replace_widget.minimumSizeHint().height());

		//Set object name to be retrieved by the stylesheets
	m_workspace.setBackground(QBrush(Qt::NoBrush));
	m_workspace.setObjectName("mdiarea");
	m_workspace.setTabsClosable(true);

		//Set the signal mapper
	connect(&windowMapper, SIGNAL(mapped(QWidget *)), this, SLOT(activateWidget(QWidget *)));

	setWindowTitle(tr("QElectroTech", "window title"));
	setWindowIcon(QET::Icons::QETLogo);
	statusBar() -> showMessage(tr("QElectroTech", "status bar message"));

	setUpElementsPanel();
	setUpElementsCollectionWidget();
	setUpUndoStack();
	setUpSelectionPropertiesEditor();
	setUpAutonumberingWidget();

	setUpActions();
	setUpToolBar();
	setUpMenu();

	tabifyDockWidget(qdw_undo, qdw_pa);

		//By default the windows is maximised
	setMinimumSize(QSize(500, 350));
	setWindowState(Qt::WindowMaximized);

	connect (&m_workspace,
		 SIGNAL(subWindowActivated(QMdiSubWindow *)),
		 this,
		 SLOT(subWindowActivated(QMdiSubWindow*)));
	connect (QApplication::clipboard(),
		 SIGNAL(dataChanged()),
		 this,
		 SLOT(slot_updatePasteAction()));

	readSettings();
	show();

		//If valid file path is given as arguments
	uint opened_projects = 0;
	if (files.count())
	{
			//So we open this files
		foreach(QString file, files)
			if (openAndAddProject(file))
				++ opened_projects;
	}

	slot_updateActions();
}

/**
	Destructeur
*/
QETDiagramEditor::~QETDiagramEditor()
{
}

/**
	@brief QETDiagramEditor::setUpElementsPanel
	Setup the element panel and element panel widget
*/
void QETDiagramEditor::setUpElementsPanel()
{
	//Add the element panel as a QDockWidget
	qdw_pa = new QDockWidget(tr("Projets", "dock title"), this);

	qdw_pa -> setObjectName   ("projects panel");
	qdw_pa -> setAllowedAreas (Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
	qdw_pa -> setFeatures     (
				QDockWidget::DockWidgetClosable
				|QDockWidget::DockWidgetMovable
				|QDockWidget::DockWidgetFloatable);
	qdw_pa -> setMinimumWidth (160);
	qdw_pa -> setWidget       (pa = new ElementsPanelWidget(qdw_pa));

	addDockWidget(Qt::LeftDockWidgetArea, qdw_pa);

	connect(pa, SIGNAL(requestForProject                  (QETProject *)), this, SLOT(activateProject(QETProject *)));
	connect(pa, SIGNAL(requestForProjectClosing           (QETProject *)), this, SLOT(closeProject(QETProject *)));
	connect(pa, SIGNAL(requestForProjectPropertiesEdition (QETProject *)), this, SLOT(editProjectProperties(QETProject *)));
	connect(pa, SIGNAL(requestForNewDiagram               (QETProject *)), this, SLOT(addDiagramToProject(QETProject *)));
	connect(pa, SIGNAL(requestForDiagramPropertiesEdition (Diagram *)), this, SLOT(editDiagramProperties(Diagram *)));
	connect(pa, SIGNAL(requestForDiagramDeletion          (Diagram *)), this, SLOT(removeDiagram(Diagram *)));
	connect(pa, SIGNAL(requestForDiagramMoveUp            (Diagram *)), this, SLOT(moveDiagramUp(Diagram *)));
	connect(pa, SIGNAL(requestForDiagramMoveDown          (Diagram *)), this, SLOT(moveDiagramDown(Diagram *)));
	connect(pa, SIGNAL(requestForDiagramMoveUpTop         (Diagram *)), this, SLOT(moveDiagramUpTop(Diagram *)));
	connect(pa, SIGNAL(requestForDiagramMoveUpx10         (Diagram *)), this, SLOT(moveDiagramUpx10(Diagram *)));
	connect(pa, SIGNAL(requestForDiagramMoveDownx10       (Diagram *)), this, SLOT(moveDiagramDownx10(Diagram *)));
}

/**
	@brief QETDiagramEditor::setUpElementsCollectionWidget
	Set up the dock widget of element collection
*/
void QETDiagramEditor::setUpElementsCollectionWidget()
{
	m_qdw_elmt_collection = new QDockWidget(tr("Collections"), this);
	m_qdw_elmt_collection->setObjectName("elements_collection_widget");
	m_qdw_elmt_collection->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
	m_qdw_elmt_collection->setFeatures(
				QDockWidget::DockWidgetClosable
				|QDockWidget::DockWidgetMovable
				|QDockWidget::DockWidgetFloatable);

	m_element_collection_widget = new ElementsCollectionWidget(m_qdw_elmt_collection);
	m_qdw_elmt_collection->setWidget(m_element_collection_widget);
	m_element_collection_widget->expandFirstItems();

	addDockWidget(Qt::RightDockWidgetArea, m_qdw_elmt_collection);
}

/**
	@brief QETDiagramEditor::setUpUndoStack
	Setup the undostack and undo stack widget
*/
void QETDiagramEditor::setUpUndoStack()
{

	QUndoView *undo_view = new QUndoView(&undo_group, this);

	undo_view -> setEmptyLabel (tr("Aucune modification"));
	undo_view -> setStatusTip  (tr("Cliquez sur une action pour revenir en arrière dans l'édition de votre schéma", "Status tip"));
	undo_view -> setWhatsThis  (tr("Ce panneau liste les différentes actions effectuées sur le folio courant. Cliquer sur une action permet de revenir à l'état du schéma juste après son application.", "\"What's this\" tip"));

	qdw_undo  = new QDockWidget(tr("Annulations", "dock title"), this);
	qdw_undo -> setObjectName("diagram_undo");

	qdw_undo -> setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
	qdw_undo -> setFeatures(
				QDockWidget::DockWidgetClosable
				|QDockWidget::DockWidgetMovable
				|QDockWidget::DockWidgetFloatable);
	qdw_undo -> setMinimumWidth(160);
	qdw_undo -> setWidget(undo_view);

	addDockWidget(Qt::LeftDockWidgetArea, qdw_undo);
}

/**
	@brief QETDiagramEditor::setUpSelectionPropertiesEditor
	Setup the dock for edit the current selection
*/
void QETDiagramEditor::setUpSelectionPropertiesEditor()
{
	m_selection_properties_editor = new DiagramPropertiesEditorDockWidget(this);
	m_selection_properties_editor -> setObjectName("diagram_properties_editor_dock_widget");
	addDockWidget(Qt::RightDockWidgetArea, m_selection_properties_editor);
}

/**
	@brief QETDiagramEditor::setUpAutonumberingWidget
	Setup the dock for AutoNumbering Selection
*/
void QETDiagramEditor::setUpAutonumberingWidget()
{
	m_autonumbering_dock = new AutoNumberingDockWidget(this);
	m_autonumbering_dock -> setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
	m_autonumbering_dock -> setFeatures(
				QDockWidget::DockWidgetClosable
				|QDockWidget::DockWidgetMovable
				|QDockWidget::DockWidgetFloatable);
	addDockWidget(Qt::RightDockWidgetArea, m_autonumbering_dock);
}

/**
	@brief QETDiagramEditor::setUpActions
	Set up all Qaction
*/
void QETDiagramEditor::setUpActions()
{
		//Export to another file type (jpeg, dxf etc...)
	m_export_to_images = new QAction(QET::Icons::DocumentExport,  tr("E&xporter"), this);
	m_export_to_images->setShortcut(QKeySequence(tr("Ctrl+Shift+X")));
	m_export_to_images->setStatusTip(tr("Exporte le folio courant dans un autre format", "status bar tip"));
	connect(m_export_to_images, &QAction::triggered, [this]() {
		ProjectView *current_project = currentProjectView();
		if (current_project) {
			current_project -> exportProject();
		}
	});

		//Print
	m_print = new QAction(QET::Icons::DocumentPrint,   tr("Imprimer"),  this);
	m_print->setShortcut(QKeySequence(QKeySequence::Print));
	m_print->setStatusTip(tr("Imprime un ou plusieurs folios du projet courant", "status bar tip"));
	connect(m_print, &QAction::triggered, [this]() {
		auto project = currentProject();
		if (project) {
			ProjectPrintWindow::launchDialog(project, QPrinter::NativeFormat ,this);
		}
	});

		//export to pdf
	m_export_to_pdf = new QAction(QET::Icons::PDF, tr("Exporter en pdf"), this);
	m_export_to_pdf->setStatusTip(tr("Exporte un ou plusieurs folios du projet courant", "status bar tip"));
	connect(m_export_to_pdf, &QAction::triggered, [this] () {
		auto project = currentProject();
		if (project) {
			ProjectPrintWindow::launchDialog(project, QPrinter::PdfFormat, this);
		}
	});

		//Quit editor
	m_quit_editor = new QAction(QET::Icons::ApplicationExit, tr("&Quitter"),  this);
	m_quit_editor->setShortcut(QKeySequence(tr("Ctrl+Q")));
	m_quit_editor->setStatusTip(tr("Ferme l'application QElectroTech", "status bar tip"));
	connect(m_quit_editor, &QAction::triggered, this, &QETDiagramEditor::close);

		//Undo
	undo = undo_group.createUndoAction(this, tr("Annuler"));
	undo->setIcon(QET::Icons::EditUndo);
	undo->setShortcut(QKeySequence::Undo);
	undo->setStatusTip(tr("Annule l'action précédente", "status bar tip"));
		//Redo
	redo = undo_group.createRedoAction(this, tr("Refaire"));
	redo->setIcon(QET::Icons::EditRedo);
	redo->setShortcut(QKeySequence::Redo);
	redo->setStatusTip(tr("Restaure l'action annulée", "status bar tip"));

		//cut copy past
	m_cut   = new QAction(QET::Icons::EditCut,   tr("Co&uper"), this);
	m_copy  = new QAction(QET::Icons::EditCopy,  tr("Cop&ier"), this);
	m_paste = new QAction(QET::Icons::EditPaste, tr("C&oller"), this);

	m_cut   -> setShortcut(QKeySequence::Cut);
	m_copy  -> setShortcut(QKeySequence::Copy);
	m_paste -> setShortcut(QKeySequence::Paste);

	m_cut   -> setStatusTip(tr("Transfère les éléments sélectionnés dans le presse-papier", "status bar tip"));
	m_copy  -> setStatusTip(tr("Copie les éléments sélectionnés dans le presse-papier", "status bar tip"));
	m_paste -> setStatusTip(tr("Place les éléments du presse-papier sur le folio", "status bar tip"));

	connect(m_cut, &QAction::triggered, [this]() {
		if (currentDiagramView())
			currentDiagramView()->cut();
	});
	connect(m_copy, &QAction::triggered, [this]() {
		if (currentDiagramView())
			currentDiagramView()->copy();
	});
	connect(m_paste, &QAction::triggered, [this]() {
		if(currentDiagramView())
			currentDiagramView()->paste();
	});

		//Reset conductor path
	m_conductor_reset = new QAction(QET::Icons::ConductorSettings,     tr("Réinitialiser les conducteurs"),        this);
	m_conductor_reset->setShortcut( QKeySequence( tr("Ctrl+K")		) );
	m_conductor_reset->setStatusTip(tr("Recalcule les chemins des conducteurs sans tenir compte des modifications", "status bar tip"));
	connect(m_conductor_reset, &QAction::triggered, [this]() {
		if (DiagramView *dv = currentDiagramView())
			dv->resetConductors();
	});

		//AutoConductor
	m_auto_conductor = new QAction   (QET::Icons::Autoconnect, tr("Création automatique de conducteur(s)","Tool tip of auto conductor"), this);
	m_auto_conductor->setStatusTip (tr("Utiliser la création automatique de conducteur(s) quand cela est possible", "Status tip of auto conductor"));
	m_auto_conductor->setCheckable (true);
	connect(m_auto_conductor, &QAction::triggered, [this](bool ac) {
		if (ProjectView *pv = currentProjectView())
			pv->project()->setAutoConductor(ac);
	});

		//Switch background color
	m_grey_background = new QAction   (QET::Icons::DiagramBg, tr("Couleur de fond blanc/gris","Tool tip of white/grey background button"), this);
	m_grey_background -> setStatusTip (tr("Affiche la couleur de fond du folio en blanc ou en gris", "Status tip of white/grey background button"));
	m_grey_background -> setCheckable (true);
	connect (m_grey_background, &QAction::triggered, [this](bool checked) {
		Diagram::background_color = checked ? Qt::darkGray : Qt::white;
		if (this->currentDiagramView() &&  this->currentDiagramView()->diagram())
			this->currentDiagramView()->diagram()->update();
	});

		//Draw or not the background grid
	m_draw_grid = new QAction ( QET::Icons::Grid, tr("Afficher la grille"), this);
	m_draw_grid->setStatusTip(tr("Affiche ou masque la grille des folios"));
	m_draw_grid->setCheckable(true);
	m_draw_grid->setChecked(true);
	connect(m_draw_grid, &QAction::triggered, [this](bool checked) {
		foreach (ProjectView *prjv, this->openedProjects())
			foreach (Diagram *d, prjv->project()->diagrams()) {
				d->setDisplayGrid(checked);
				d->update();
			}
	});

		//Edit current diagram properties
	m_edit_diagram_properties = new QAction(QET::Icons::DialogInformation, tr("Propriétés du folio"), this);
	m_edit_diagram_properties->setShortcut( QKeySequence( tr("Ctrl+L")));
	m_edit_diagram_properties     -> setStatusTip(tr("Édite les propriétés du folio (dimensions, informations du cartouche, propriétés des conducteurs...)", "status bar tip"));
	connect(m_edit_diagram_properties, &QAction::triggered, [this]() {
		if (ProjectView *project_view = currentProjectView())
		{
			activateProject(project_view);
			project_view->editCurrentDiagramProperties();
		}
	});

		//Edit current project properties
	m_project_edit_properties = new QAction(QET::Icons::ProjectProperties, tr("Propriétés du projet"), this);
	connect(m_project_edit_properties, &QAction::triggered, [this]() {
		editProjectProperties(currentProjectView());
	});

		//Add new folio to current project
	m_project_add_diagram = new QAction(QET::Icons::DiagramAdd, tr("Ajouter un folio"), this);
	m_project_add_diagram->setShortcut(QKeySequence(tr("Ctrl+T")));
	connect(m_project_add_diagram, &QAction::triggered, [this]() {
		if (ProjectView *current_project = currentProjectView()) {
			current_project->project()->addNewDiagram();
		}
	});

		//Remove current folio from current project
	m_remove_diagram_from_project = new QAction(QET::Icons::DiagramDelete, tr("Supprimer le folio"), this);
	connect(m_remove_diagram_from_project, &QAction::triggered, this, &QETDiagramEditor::removeDiagramFromProject);

		//Clean the current project
	m_clean_project         = new QAction(QET::Icons::EditClear,             tr("Nettoyer le projet"),                   this);
	connect(m_clean_project, &QAction::triggered, [this]() {
		if (ProjectView *current_project = currentProjectView()) {
			if (current_project->cleanProject()) {
				pa -> reloadAndFilter();
			}
		}
	});

		//Export nomenclature to CSV
	m_csv_export = new QAction(QET::Icons::DocumentSpreadsheet, tr("Exporter au format CSV"), this);
	connect(m_csv_export, &QAction::triggered, [this]() {
		BOMExportDialog bom(currentProjectView()->project(), this);
		bom.exec();
	});

		//Add a nomenclature item
	m_add_nomenclature = new QAction(QET::Icons::TableOfContent, tr("Ajouter une nomenclature"), this);
	connect(m_add_nomenclature, &QAction::triggered, this, [=]() {
		if(this->currentDiagramView()) {
			QetGraphicsTableFactory::createAndAddNomenclature(this->currentDiagramView()->diagram());
		}
	});

		//Add a summary item
	m_add_summary = new QAction(QET::Icons::TableOfContent, tr("Ajouter un sommaire"), this);
	connect(m_add_summary, &QAction::triggered, this, [=]() {
		if(this->currentDiagramView()) {
			QetGraphicsTableFactory::createAndAddSummary(this->currentDiagramView()->diagram());
		}
	});

	m_terminal_strip_dialog = new QAction(QET::Icons::TerminalStrip, tr("Gestionnaire de borniers (DEV)"), this);
	connect(m_terminal_strip_dialog, &QAction::triggered, this, [=]()
	{
		if (auto project = this->currentProject())
		{
			TerminalStripEditorWindow::instance(project, this)->show();
		}
	});

		//Launch the plugin of terminal generator
	m_project_terminalBloc = new QAction(QET::Icons::TerminalStrip, tr("Lancer le plugin de création de borniers"), this);
	connect(m_project_terminalBloc, &QAction::triggered, this, &QETDiagramEditor::generateTerminalBlock);

	//Export conductor num to csv
	m_project_export_conductor_num = new QAction(QET::Icons::DocumentSpreadsheet, tr("Exporter la liste des noms de conducteurs"), this);
	connect(m_project_export_conductor_num, &QAction::triggered, [this]() {
		QETProject *project = this->currentProject();
		if (project)
		{
			ConductorNumExport wne(project, this);
			wne.toCsv();
		}
	});

#ifdef QET_EXPORT_PROJECT_DB
	m_export_project_db = new QAction(QET::Icons::DocumentSpreadsheet, tr("Exporter la base de donnée interne du projet"), this);
	connect(m_export_project_db, &QAction::triggered, [this]() {
		projectDataBase::exportDb(this->currentProject()->dataBase(), this);
	});
#endif

		//MDI view style
	m_tabbed_view_mode = new QAction(tr("en utilisant des onglets"), this);
	m_tabbed_view_mode->setStatusTip(tr("Présente les différents projets ouverts des onglets", "status bar tip"));
	m_tabbed_view_mode->setCheckable(true);
	connect(m_tabbed_view_mode, &QAction::triggered, this, &QETDiagramEditor::setTabbedMode);

	m_windowed_view_mode = new QAction(tr("en utilisant des fenêtres"), this);
	m_windowed_view_mode->setStatusTip(tr("Présente les différents projets ouverts dans des sous-fenêtres", "status bar tip"));
	m_windowed_view_mode->setCheckable(true);
	connect(m_windowed_view_mode, &QAction::triggered, this, &QETDiagramEditor::setWindowedMode);

	m_group_view_mode = new QActionGroup(this);
	m_group_view_mode -> addAction(m_windowed_view_mode);
	m_group_view_mode -> addAction(m_tabbed_view_mode);
	m_group_view_mode -> setExclusive(true);

	m_tile_window = new QAction(tr("&Mosaïque"), this);
	m_tile_window->setStatusTip(tr("Dispose les fenêtres en mosaïque", "status bar tip"));
	connect(m_tile_window, &QAction::triggered, &m_workspace, &QMdiArea::tileSubWindows);

	m_cascade_window = new QAction(tr("&Cascade"), this);
	m_cascade_window->setStatusTip(tr("Dispose les fenêtres en cascade", "status bar tip"));
	connect(m_cascade_window, &QAction::triggered, &m_workspace, &QMdiArea::cascadeSubWindows);

		//Switch selection/view mode
	m_mode_selection = new QAction(QET::Icons::PartSelect, tr("Mode Selection"), this);
	m_mode_selection->setStatusTip(tr("Permet de sélectionner les éléments", "status bar tip"));
	m_mode_selection->setCheckable(true);
	m_mode_selection->setChecked(true);
	connect(m_mode_selection, &QAction::triggered, [this]() {
		if (ProjectView *pv = currentProjectView()) {
			for (DiagramView *dv : pv->diagram_views()) {
				dv->setSelectionMode();
			}
		}
	});

	m_mode_visualise = new QAction(QET::Icons::ViewMove, tr("Mode Visualisation"), this);
	m_mode_visualise->setStatusTip(tr("Permet de visualiser le folio sans pouvoir le modifier", "status bar tip"));
	m_mode_visualise->setCheckable(true);
	connect(m_mode_visualise, &QAction::triggered, [this]() {
		if (ProjectView *pv = currentProjectView()) {
			for(DiagramView *dv : pv->diagram_views()) {
				dv->setVisualisationMode();
			}
		}
	});

	grp_visu_sel = new QActionGroup(this);
	grp_visu_sel->addAction(m_mode_selection);
	grp_visu_sel->addAction(m_mode_visualise);
	grp_visu_sel->setExclusive(true);

		//Navigate next/previous project
	m_next_window = new QAction(tr("Projet suivant"), this);
	m_next_window->setShortcut(QKeySequence::NextChild);
	m_next_window->setStatusTip(tr("Active le projet suivant", "status bar tip"));
	connect(m_next_window, &QAction::triggered, &m_workspace, &QMdiArea::activateNextSubWindow);

	m_previous_window = new QAction(tr("Projet précédent"), this);
	m_previous_window->setShortcut(QKeySequence::PreviousChild);
	m_previous_window->setStatusTip(tr("Active le projet précédent", "status bar tip"));
	connect(m_previous_window, &QAction::triggered, &m_workspace, &QMdiArea::activatePreviousSubWindow);

		//Files action
	QAction *new_file  = m_file_actions_group.addAction(QET::Icons::ProjectNew,     tr("&Nouveau"));
	QAction *open_file = m_file_actions_group.addAction(QET::Icons::DocumentOpen,   tr("&Ouvrir"));
	m_save_file          = m_file_actions_group.addAction(QET::Icons::DocumentSave,   tr("&Enregistrer"));
	m_save_file_as       = m_file_actions_group.addAction(QET::Icons::DocumentSaveAs, tr("Enregistrer sous"));
	m_close_file       = m_file_actions_group.addAction(QET::Icons::ProjectClose,   tr("&Fermer"));

	new_file     ->setShortcut(QKeySequence::New);
	open_file    ->setShortcut(QKeySequence::Open);
	m_close_file ->setShortcut(QKeySequence::Close);
	m_save_file    ->setShortcut(QKeySequence::Save);
	m_save_file_as  ->setShortcut(tr("Ctrl+Shift+S"));

	new_file     ->setStatusTip( tr("Crée un nouveau projet", "status bar tip") );
	open_file    ->setStatusTip( tr("Ouvre un projet existant", "status bar tip") );
	m_close_file ->setStatusTip( tr("Ferme le projet courant", "status bar tip") );
	m_save_file    ->setStatusTip( tr("Enregistre le projet courant et tous ses folios", "status bar tip") );
	m_save_file_as ->setStatusTip( tr("Enregistre le projet courant avec un autre nom de fichier", "status bar tip") );

	connect(m_save_file_as, &QAction::triggered, this, &QETDiagramEditor::saveAs);
	connect(m_save_file,    &QAction::triggered, this, &QETDiagramEditor::save);
	connect(new_file,       &QAction::triggered, this, &QETDiagramEditor::newProject);
	connect(open_file,      &QAction::triggered, this, &QETDiagramEditor::openProject);
	connect(m_close_file,   &QAction::triggered, [this]() {
		if (ProjectView *project_view = currentProjectView()) {
			closeProject(project_view);
		}
	});

		//Rows and Columns
	QAction *add_column    = m_row_column_actions_group.addAction( QET::Icons::EditTableInsertColumnRight, tr("Ajouter une colonne") );
	QAction *remove_column = m_row_column_actions_group.addAction( QET::Icons::EditTableDeleteColumn,      tr("Enlever une colonne") );
	QAction *add_row       = m_row_column_actions_group.addAction( QET::Icons::EditTableInsertRowUnder,    tr("Ajouter une ligne", "Add row") );
	QAction *remove_row    = m_row_column_actions_group.addAction( QET::Icons::EditTableDeleteRow,         tr("Enlever une ligne","Remove row") );

	add_column    -> setStatusTip( tr("Ajoute une colonne au folio", "status bar tip"));
	remove_column -> setStatusTip( tr("Enlève une colonne au folio", "status bar tip"));
	add_row       -> setStatusTip( tr("Agrandit le folio en hauteur", "status bar tip"));
	remove_row    -> setStatusTip( tr("Rétrécit le folio en hauteur", "status bar tip"));

	add_column   ->setData("add_column");
	remove_column->setData("remove_column");
	add_row      ->setData("add_row");
	remove_row   ->setData("remove_row");

	connect(&m_row_column_actions_group, &QActionGroup::triggered, this, &QETDiagramEditor::rowColumnGroupTriggered);

		//Selections Actions (related to a selected item)
	m_delete_selection    = m_selection_actions_group.addAction( QET::Icons::EditDelete,        tr("Supprimer")                 );
	m_rotate_selection     = m_selection_actions_group.addAction( QET::Icons::TransformRotate,   tr("Pivoter")                   );
	m_rotate_texts         = m_selection_actions_group.addAction( QET::Icons::ObjectRotateRight, tr("Orienter les textes")       );
	m_find_element         = m_selection_actions_group.addAction( QET::Icons::ZoomDraw,          tr("Retrouver dans le panel")   );
	m_edit_selection       = m_selection_actions_group.addAction( QET::Icons::ElementEdit,       tr("Éditer l'item sélectionné") );
	m_group_selected_texts = m_selection_actions_group.addAction(QET::Icons::textGroup,       tr("Grouper les textes sélectionnés"));

	m_delete_selection->setShortcut(QKeySequence::Delete);
	m_rotate_selection->setShortcut(QKeySequence( tr("SPACE")));
	m_rotate_texts    ->setShortcut(QKeySequence( tr("Ctrl+SPACE")));
	m_edit_selection  ->setShortcut(QKeySequence( tr("Ctrl+E")));

	m_delete_selection->setStatusTip( tr("Enlève les éléments sélectionnés du folio", "status bar tip"));
	m_rotate_selection->setStatusTip( tr("Pivote les éléments et textes sélectionnés", "status bar tip"));
	m_rotate_texts    ->setStatusTip( tr("Pivote les textes sélectionnés à un angle précis", "status bar tip"));
	m_find_element    ->setStatusTip( tr("Retrouve l'élément sélectionné dans le panel", "status bar tip"));

	m_delete_selection    ->setData("delete_selection");
	m_rotate_selection    ->setData("rotate_selection");
	m_rotate_texts        ->setData("rotate_selected_text");
	m_find_element        ->setData("find_selected_element");
	m_edit_selection      ->setData("edit_selected_element");
	m_group_selected_texts->setData("group_selected_texts");

	connect(&m_selection_actions_group, &QActionGroup::triggered, this, &QETDiagramEditor::selectionGroupTriggered);

		//Select Action
	QAction *select_all     = m_select_actions_group.addAction( QET::Icons::EditSelectAll,      tr("Tout sélectionner") );
	QAction *select_nothing = m_select_actions_group.addAction( QET::Icons::EditSelectNone,     tr("Désélectionner tout") );
	QAction *select_invert  = m_select_actions_group.addAction( QET::Icons::EditSelectInvert,   tr("Inverser la sélection") );

	select_all    ->setShortcut(QKeySequence::SelectAll);
	select_nothing->setShortcut(QKeySequence::Deselect);
	select_invert ->setShortcut(QKeySequence( tr("Ctrl+I")));

	select_all    ->setStatusTip( tr("Sélectionne tous les éléments du folio", "status bar tip") );
	select_nothing->setStatusTip( tr("Désélectionne tous les éléments du folio", "status bar tip") );
	select_invert ->setStatusTip( tr("Désélectionne les éléments sélectionnés et sélectionne les éléments non sélectionnés", "status bar tip") );

	select_all    ->setData("select_all");
	select_nothing->setData("deselect");
	select_invert ->setData("invert_selection");

	connect(&m_select_actions_group, &QActionGroup::triggered, this, &QETDiagramEditor::selectGroupTriggered);

		//Zoom actions
	QAction *zoom_in      = m_zoom_actions_group.addAction( QET::Icons::ZoomIn,       tr("Zoom avant"));
	QAction *zoom_out     = m_zoom_actions_group.addAction( QET::Icons::ZoomOut,      tr("Zoom arrière"));
	QAction *zoom_content = m_zoom_actions_group.addAction( QET::Icons::ZoomDraw,     tr("Zoom sur le contenu"));
	QAction *zoom_fit     = m_zoom_actions_group.addAction( QET::Icons::ZoomFitBest,  tr("Zoom adapté"));
	QAction *zoom_reset   = m_zoom_actions_group.addAction( QET::Icons::ZoomOriginal, tr("Pas de zoom"));
	m_zoom_action_toolBar << zoom_content << zoom_fit << zoom_reset;

	zoom_in     ->setShortcut(QKeySequence::ZoomIn);
	zoom_out    ->setShortcut(QKeySequence::ZoomOut);
	zoom_content->setShortcut(QKeySequence( tr("Ctrl+8")));
	zoom_fit    ->setShortcut(QKeySequence( tr("Ctrl+9")));
	zoom_reset  ->setShortcut(QKeySequence( tr("Ctrl+0")));

	zoom_in     ->setStatusTip(tr("Agrandit le folio", "status bar tip"));
	zoom_out    ->setStatusTip(tr("Rétrécit le folio", "status bar tip"));
	zoom_content->setStatusTip(tr("Adapte le zoom de façon à afficher tout le contenu du folio indépendamment du cadre"));
	zoom_fit    ->setStatusTip(tr("Adapte le zoom exactement sur le cadre du folio", "status bar tip"));
	zoom_reset  ->setStatusTip(tr("Restaure le zoom par défaut", "status bar tip"));

	zoom_in     ->setData("zoom_in");
	zoom_out    ->setData("zoom_out");
	zoom_content->setData("zoom_content");
	zoom_fit    ->setData("zoom_fit");
	zoom_reset  ->setData("zoom_reset");

	connect(&m_zoom_actions_group, &QActionGroup::triggered, this, &QETDiagramEditor::zoomGroupTriggered);

		//Adding action (add text, image, shape...)
	QAction *add_text      = m_add_item_actions_group.addAction(QET::Icons::PartTextField, tr("Ajouter un champ de texte"));
	QAction *add_image	   = m_add_item_actions_group.addAction(QET::Icons::adding_image,  tr("Ajouter une image"));
	QAction *add_line	   = m_add_item_actions_group.addAction(QET::Icons::PartLine,      tr("Ajouter une ligne", "Draw line"));
	QAction *add_rectangle = m_add_item_actions_group.addAction(QET::Icons::PartRectangle, tr("Ajouter un rectangle"));
	QAction *add_ellipse   = m_add_item_actions_group.addAction(QET::Icons::PartEllipse,   tr("Ajouter une ellipse"));
	QAction *add_polyline  = m_add_item_actions_group.addAction(QET::Icons::PartPolygon,   tr("Ajouter une polyligne"));
	QAction *add_terminal_strip = m_add_item_actions_group.addAction(QET::Icons::TerminalStrip, tr("Ajouter un plan de bornes"));

	add_text     ->setStatusTip(tr("Ajoute un champ de texte sur le folio actuel"));
	add_image    ->setStatusTip(tr("Ajoute une image sur le folio actuel"));
	add_line     ->setStatusTip(tr("Ajoute une ligne sur le folio actuel"));
	add_rectangle->setStatusTip(tr("Ajoute un rectangle sur le folio actuel"));
	add_ellipse  ->setStatusTip(tr("Ajoute une ellipse sur le folio actuel"));
	add_polyline ->setStatusTip(tr("Ajoute une polyligne sur le folio actuel"));
	add_terminal_strip->setStatusTip(tr("Ajoute un plan de bornier sur le folio actuel"));

	add_text     ->setData(QStringLiteral("text"));
	add_image    ->setData(QStringLiteral("image"));
	add_line     ->setData(QStringLiteral("line"));
	add_rectangle->setData(QStringLiteral("rectangle"));
	add_ellipse  ->setData(QStringLiteral("ellipse"));
	add_polyline ->setData(QStringLiteral("polyline"));
	add_terminal_strip->setData(QStringLiteral("terminal_strip"));

	add_text->setCheckable(true);
	add_line->setCheckable(true);
	add_rectangle->setCheckable(true);
	add_ellipse->setCheckable(true);
	add_polyline->setCheckable(true);

	connect(&m_add_item_actions_group, &QActionGroup::triggered, this, &QETDiagramEditor::addItemGroupTriggered);

		//Depth action
	m_depth_action_group = QET::depthActionGroup(this);
	m_depth_action_group->setDisabled(true);

	connect(m_depth_action_group, &QActionGroup::triggered, [this](QAction *action) {
		this->currentDiagramView()->diagram()->changeZValue(action->data().value<QET::DepthOption>());
	});

	m_find = new QAction(tr("Chercher/remplacer"), this);
	m_find->setShortcut(QKeySequence::Find);
	connect(m_find, &QAction::triggered, [this]()
	{
		if (auto animator = m_search_and_replace_widget.findChild<QWidgetAnimation *>("search and replace animator")) {
			animator->setHidden(!m_search_and_replace_widget.isHidden());
		} else {
			this->m_search_and_replace_widget.setHidden(!m_search_and_replace_widget.isHidden());
		}
	});
}

/**
	@brief QETDiagramEditor::setUpToolBar
*/
void QETDiagramEditor::setUpToolBar()
{
	main_tool_bar = new QToolBar(tr("Outils"), this);
	main_tool_bar -> setObjectName("toolbar");

	view_tool_bar = new QToolBar(tr("Affichage"), this);
	view_tool_bar -> setObjectName("display");

	diagram_tool_bar = new QToolBar(tr("Schéma"), this);
	diagram_tool_bar -> setObjectName("diagram");

	main_tool_bar -> addActions(m_file_actions_group.actions());
	main_tool_bar -> addAction(m_print);
	main_tool_bar -> addAction(m_export_to_pdf);
	main_tool_bar -> addSeparator();
	main_tool_bar -> addAction(undo);
	main_tool_bar -> addAction(redo);
	main_tool_bar -> addSeparator();
	main_tool_bar -> addAction(m_cut);
	main_tool_bar -> addAction(m_copy);
	main_tool_bar -> addAction(m_paste);
	main_tool_bar -> addSeparator();
	main_tool_bar -> addAction(m_delete_selection);
	main_tool_bar -> addAction(m_rotate_selection);

	// Modes selection / visualisation et zoom
	view_tool_bar -> addAction(m_mode_selection);
	view_tool_bar -> addAction(m_mode_visualise);
	view_tool_bar -> addSeparator();
	view_tool_bar -> addWidget(new DiagramEditorHandlerSizeWidget(this));
	view_tool_bar -> addSeparator();
	view_tool_bar -> addAction(m_draw_grid);
	view_tool_bar -> addAction (m_grey_background);
	view_tool_bar -> addSeparator();
	view_tool_bar -> addActions(m_zoom_action_toolBar);

	diagram_tool_bar -> addAction (m_edit_diagram_properties);
	diagram_tool_bar -> addAction (m_conductor_reset);
	diagram_tool_bar -> addAction (m_auto_conductor);

	m_add_item_tool_bar = new QToolBar(tr("Ajouter"), this);
	m_add_item_tool_bar->setObjectName("adding");
	m_add_item_tool_bar->addActions(m_add_item_actions_group.actions());

	m_depth_tool_bar = new QToolBar(tr("Profondeur", "toolbar title"));
	m_depth_tool_bar->setObjectName("diagram_depth_toolbar");
	m_depth_tool_bar->addActions(m_depth_action_group->actions());

	addToolBar(Qt::TopToolBarArea, main_tool_bar);
	addToolBar(Qt::TopToolBarArea, view_tool_bar);
	addToolBar(Qt::TopToolBarArea, diagram_tool_bar);
	addToolBar(Qt::TopToolBarArea, m_add_item_tool_bar);
	addToolBar(Qt::TopToolBarArea, m_depth_tool_bar);
}

/**
	@brief QETDiagramEditor::setUpMenu
*/
void QETDiagramEditor::setUpMenu()
{

	QMenu *menu_fichier   = new QMenu(tr("&Fichier"));
	QMenu *menu_edition   = new QMenu(tr("&Édition"));
	QMenu *menu_project   = new QMenu(tr("&Projet"));
	QMenu *menu_affichage = new QMenu(tr("Afficha&ge"));
	//QMenu *menu_outils    = new QMenu(tr("O&utils"));
	windows_menu          = new QMenu(tr("Fe&nêtres"));

	insertMenu(settings_menu_, menu_fichier);
	insertMenu(settings_menu_, menu_edition);
	insertMenu(settings_menu_, menu_project);
	insertMenu(settings_menu_, menu_affichage);
	insertMenu(help_menu_, windows_menu);

	// File menu
	QMenu *recentfile = menu_fichier -> addMenu(QET::Icons::DocumentOpenRecent, tr("&Récemment ouverts"));
	recentfile->addActions(QETApp::projectsRecentFiles()->menu()->actions());
	connect(QETApp::projectsRecentFiles(), SIGNAL(fileOpeningRequested(const QString &)),
		this, SLOT(openRecentFile(const QString &)));
	menu_fichier -> addActions(m_file_actions_group.actions());
	menu_fichier -> addSeparator();
	//menu_fichier -> addAction(import_diagram);
	menu_fichier -> addAction(m_export_to_images);
	menu_fichier -> addAction(m_export_to_pdf);
	menu_fichier -> addAction(m_print);
	menu_fichier -> addSeparator();
	menu_fichier -> addAction(m_quit_editor);

	// menu Edition
	menu_edition -> addAction(undo);
	menu_edition -> addAction(redo);
	menu_edition -> addSeparator();
	menu_edition -> addAction(m_cut);
	menu_edition -> addAction(m_copy);
	menu_edition -> addAction(m_paste);
	menu_edition -> addSeparator();
	menu_edition -> addActions(m_select_actions_group.actions());
	menu_edition -> addSeparator();
	menu_edition -> addActions(m_selection_actions_group.actions());
	menu_edition -> addSeparator();
	menu_edition -> addAction(m_conductor_reset);
	menu_edition -> addSeparator();
	menu_edition -> addAction(m_edit_diagram_properties);
	menu_edition -> addActions(m_row_column_actions_group.actions());
	menu_edition -> addSeparator();
	menu_edition -> addActions(m_depth_action_group->actions());
	menu_edition -> addSeparator();
	menu_edition -> addAction(m_find);

	// menu Projet
	menu_project -> addAction(m_project_edit_properties);
	menu_project -> addAction(m_project_add_diagram);
	menu_project -> addAction(m_remove_diagram_from_project);
	menu_project -> addAction(m_clean_project);
	menu_project -> addSeparator();
	menu_project -> addAction(m_add_summary);
	menu_project -> addAction(m_add_nomenclature);
	menu_project -> addAction(m_csv_export);
	menu_project -> addAction(m_project_export_conductor_num);
	menu_project -> addAction(m_terminal_strip_dialog);
	menu_project -> addAction(m_project_terminalBloc);
#ifdef QET_EXPORT_PROJECT_DB
	menu_project -> addSeparator();
	menu_project -> addAction(m_export_project_db);
#endif

	main_tool_bar         -> toggleViewAction() -> setStatusTip(tr("Affiche ou non la barre d'outils principale"));
	view_tool_bar         -> toggleViewAction() -> setStatusTip(tr("Affiche ou non la barre d'outils Affichage"));
	diagram_tool_bar      -> toggleViewAction() -> setStatusTip(tr("Affiche ou non la barre d'outils Schéma"));
	qdw_pa           -> toggleViewAction() -> setStatusTip(tr("Affiche ou non le panel d'appareils"));
	qdw_undo         -> toggleViewAction() -> setStatusTip(tr("Affiche ou non la liste des modifications"));


	// menu Affichage
	QMenu *projects_view_mode = menu_affichage -> addMenu(QET::Icons::ConfigureToolbars, tr("Afficher les projets"));
	projects_view_mode -> setTearOffEnabled(true);
	projects_view_mode -> addAction(m_windowed_view_mode);
	projects_view_mode -> addAction(m_tabbed_view_mode);

	menu_affichage -> addSeparator();
	menu_affichage -> addAction(m_mode_selection);
	menu_affichage -> addAction(m_mode_visualise);
	menu_affichage -> addSeparator();
	menu_affichage -> addAction(m_draw_grid);
	menu_affichage -> addAction(m_grey_background);
	menu_affichage -> addSeparator();
	menu_affichage -> addActions(m_zoom_actions_group.actions());

	// menu Fenetres
	slot_updateWindowsMenu();
}

/**
	Permet de quitter l'application lors de la fermeture de la fenetre principale
	@param qce Le QCloseEvent correspondant a l'evenement de fermeture
*/
void QETDiagramEditor::closeEvent(QCloseEvent *qce)
{
	// quitte directement s'il n'y a aucun projet ouvert
	bool can_quit = true;
	if (openedProjects().count()) {
		// s'assure que la fenetre soit visible s'il y a des projets a fermer
		if (!isVisible() || isMinimized()) {
			if (isMaximized()) showMaximized();
			else showNormal();
		}
		// sinon demande la permission de fermer chaque projet
		foreach(ProjectView *project, openedProjects()) {
			if (!closeProject(project)) {
				can_quit = false;
				qce -> ignore();
				break;
			}
		}
	}
	if (can_quit) {
		writeSettings();
		setAttribute(Qt::WA_DeleteOnClose);
		qce -> accept();
	}
}

/**
	@brief QETDiagramEditor::event
	Reimplemented to :
	-Load elements collection when WindowActivate.
	@param e
	@return
*/
bool QETDiagramEditor::event(QEvent *e)
{
	if (m_first_show && e->type() == QEvent::WindowActivate)
	{
		m_first_show = false;
		QTimer::singleShot(250, m_element_collection_widget, SLOT(reload()));
	}
	return(QETMainWindow::event(e));
}

/**
	@brief QETDiagramEditor::save
	Ask the current active project to save
*/
void QETDiagramEditor::save()
{
	if (ProjectView *project_view = currentProjectView()) {
		QETResult saved = project_view -> save();

		if (saved.isOk()) {
			//save_file -> setDisabled(true);
			QETApp::projectsRecentFiles() -> fileWasOpened(project_view -> project() -> filePath());

			QString title = (project_view -> project() -> title ());
			if (title.isEmpty()) title = "QElectroTech ";
			QString filePath = (project_view -> project() -> filePath ());
			statusBar()-> showMessage(tr("Projet %1 enregistré dans le repertoire: %2.").arg(title).arg (filePath), 2000);
			m_element_collection_widget->highlightUnusedElement();
		}
		else {
			showError(saved);
		}
	}
}

/**
	@brief QETDiagramEditor::saveAs
	Ask the current active project to save as
*/
void QETDiagramEditor::saveAs()
{
	if (ProjectView *project_view = currentProjectView()) {
		QETResult save_file = project_view -> saveAs();
		if (save_file.isOk()) {
			QETApp::projectsRecentFiles() -> fileWasOpened(project_view -> project() -> filePath());

			QString title = (project_view -> project() -> title ());
			if (title.isEmpty()) title = "QElectroTech ";
			QString filePath = (project_view -> project() -> filePath ());
			statusBar()->showMessage(tr("Projet %1 enregistré dans le repertoire: %2.").arg(title).arg (filePath), 2000);
			m_element_collection_widget->highlightUnusedElement();
		}
		else {
			showError(save_file);
		}
	}
}

/**
	@brief QETDiagramEditor::newProject
	Create a new project with an empty diagram
	@return
*/
bool QETDiagramEditor::newProject()
{
	auto new_project = new QETProject(this);

	// add new diagram
	new_project -> addNewDiagram();

	return addProject(new_project);
}

/**
	Slot utilise pour ouvrir un fichier recent.
	Transfere filepath au slot openAndAddDiagram seulement si cet editeur est
	actif
	@param filepath Fichier a ouvrir
	@see openAndAddDiagram
*/
bool QETDiagramEditor::openRecentFile(const QString &filepath)
{
	// small hack to prevent all diagram editors from trying to topen the required
	// recent file at the same time
	if (qApp -> activeWindow() != this) return(false);
	return(openAndAddProject(filepath));
}

/**
	Cette fonction demande un nom de fichier a ouvrir a l'utilisateur
	@return true si l'ouverture a reussi, false sinon
*/
bool QETDiagramEditor::openProject()
{
	// demande un chemin de fichier a ouvrir a l'utilisateur
	QString filepath = QFileDialog::getOpenFileName(
		this,
		tr("Ouvrir un fichier"),
		open_dialog_dir.absolutePath(),
		tr("Projets QElectroTech (*.qet);;Fichiers XML (*.xml);;Tous les fichiers (*)")
	);
	if (filepath.isEmpty()) return(false);

	// retient le dossier contenant le dernier projet ouvert
	open_dialog_dir = QDir(filepath);

	// ouvre le fichier
	return(openAndAddProject(filepath));
}

/**
	Ferme un projet
	@param project_view Projet a fermer
	@return true si la fermeture du projet a reussi, false sinon
	Note : cette methode renvoie true si project est nul
*/
bool QETDiagramEditor::closeProject(ProjectView *project_view)
{
	if (project_view) {
		activateProject(project_view);
		if (QMdiSubWindow *sub_window = subWindowForWidget(project_view)){
			return(sub_window -> close());
		}
	}
	return(true);
}

/**
	Ferme un projet
	@param project projet a fermer
	@return true si la fermeture du fichier a reussi, false sinon
	Note : cette methode renvoie true si project est nul
*/
bool QETDiagramEditor::closeProject(QETProject *project)
{
	if (ProjectView *project_view = findProject(project)) {
		return(closeProject(project_view));
	}
	return(true);
}

/**
	Ouvre un projet depuis un fichier et l'ajoute a cet editeur
	@param filepath Chemin du projet a ouvrir
	@param interactive true pour afficher des messages a l'utilisateur, false sinon
	@return true si l'ouverture a reussi, false sinon
*/
bool QETDiagramEditor::openAndAddProject(
		const QString &filepath,
		bool interactive)
{
	if (filepath.isEmpty()) return(false);

	QFileInfo filepath_info(filepath);

	//Check if project is not open in another editor
	if (QETDiagramEditor *diagram_editor = QETApp::diagramEditorForFile(filepath))
	{
		if (diagram_editor == this)
		{
			if (ProjectView *project_view = viewForFile(filepath))
			{
				activateWidget(project_view);
				show();
				activateWindow();
			}
			return(false);
		}
		else
		{
				//Ask to the other editor to display the file
			return(diagram_editor -> openAndAddProject(filepath));
		}
	}

	// check the file exists
	if (!filepath_info.exists())
	{
		if (interactive)
		{
			QET::QetMessageBox::critical(
				this,
				tr("Impossible d'ouvrir le fichier", "message box title"),
				QString(
					tr("Il semblerait que le fichier %1 que vous essayez d'ouvrir"
					" n'existe pas ou plus.")
				).arg(filepath)
			);
		}
		return(false);
	}

	//Check if file readable
	if (!filepath_info.isReadable())
	{
		if (interactive) {
			QET::QetMessageBox::critical(
				this,
				tr("Impossible d'ouvrir le fichier", "message box title"),
				tr("Il semblerait que le fichier que vous essayez d'ouvrir ne "
				"soit pas accessible en lecture. Il est donc impossible de "
				"l'ouvrir. Veuillez vérifier les permissions du fichier.")
			);
		}
		return(false);
	}

	//Check if file is read only
	if (!filepath_info.isWritable())
	{
		if (interactive) {
			QET::QetMessageBox::warning(
				this,
				tr("Ouverture du projet en lecture seule", "message box title"),
				tr("Il semblerait que le projet que vous essayez d'ouvrir ne "
				"soit pas accessible en écriture. Il sera donc ouvert en "
				"lecture seule.")
			);
		}
	}

	//Create the project
	DialogWaiting::instance(this);

	QETProject *project = new QETProject(filepath);
	if (project -> state() != QETProject::Ok)
	{
		if (interactive && project -> state() != QETProject::FileOpenDiscard)
		{
			QET::QetMessageBox::warning(
				this,
				tr("Échec de l'ouverture du projet", "message box title"),
				QString(
					tr(
						"Il semblerait que le fichier %1 ne soit pas un fichier"
						" projet QElectroTech. Il ne peut donc être ouvert.",
						"message box content"
					)
				).arg(filepath)
			);
		}
		delete project;
		DialogWaiting::dropInstance();
		return(false);
	}

	QETApp::projectsRecentFiles() -> fileWasOpened(filepath);
	addProject(project);
	DialogWaiting::dropInstance();
	return true;
}

/**
	Ajoute un projetmoveDiagramUp(
	@param project projet a ajouter
	@param update_panel Whether the elements panel should be warned this
	project has been added. Defaults to true.
*/
bool QETDiagramEditor::addProject(QETProject *project, bool update_panel)
{
	// enregistre le projet
	QETApp::registerProject(project);

	// cree un ProjectView pour visualiser le projet
	ProjectView *project_view = new ProjectView(project);
	addProjectView(project_view);

	undo_group.addStack(project -> undoStack());

	m_element_collection_widget->addProject(project);

	// met a jour le panel d'elements
	if (update_panel) {
		pa -> elementsPanel().projectWasOpened(project);
		if (currentDiagramView() != nullptr)
		m_autonumbering_dock->setProject(project, project_view);
	}

	return(true);
}

/**
	@return la liste des projets ouverts dans cette fenetre
*/
QList<ProjectView *> QETDiagramEditor::openedProjects() const
{
	QList<ProjectView *> result;
	QList<QMdiSubWindow *> window_list(m_workspace.subWindowList());
	foreach(QMdiSubWindow *window, window_list) {
		if (ProjectView *project_view = qobject_cast<ProjectView *>(window -> widget())) {
			result << project_view;
		}
	}
	return(result);
}

/**
	@return Le projet actuellement edite (= qui a le focus dans l'interface
	MDI) ou 0 s'il n'y en a pas
*/
ProjectView *QETDiagramEditor::currentProjectView() const
{
	QMdiSubWindow *current_window = m_workspace.activeSubWindow();
	if (!current_window) return(nullptr);

	QWidget *current_widget = current_window -> widget();
	if (!current_widget) return(nullptr);

	if (ProjectView *project_view = qobject_cast<ProjectView *>(current_widget)) {
		return(project_view);
	}
	return(nullptr);
}

/**
	@brief QETDiagramEditor::currentProject
	@return the current edited project.
	This function can return nullptr.
*/
QETProject *QETDiagramEditor::currentProject() const
{
	ProjectView *view = currentProjectView();
	if (view) {
		return view->project();
	}
	else {
		return nullptr;
	}
}

/**
	@return Le schema actuellement edite (= l'onglet ouvert dans le projet
	courant) ou 0 s'il n'y en a pas
*/
DiagramView *QETDiagramEditor::currentDiagramView() const
{
	if (ProjectView *project_view = currentProjectView()) {
		return(project_view -> currentDiagram());
	}
	return(nullptr);
}

/**
	@return the selected element in the current diagram view, or 0 if:
	  * no diagram is being viewed in this editor.
	  * no element is selected
	  * more than one element is selected
*/
Element *QETDiagramEditor::currentElement() const
{
	DiagramView *dv = currentDiagramView();
	if (!dv)
		return(nullptr);

	QList<Element *> selected_elements = DiagramContent(dv->diagram()).m_elements;
	if (selected_elements.count() != 1)
		return(nullptr);

	return(selected_elements.first());
}

/**
	Cette methode permet de retrouver le projet contenant un schema donne.
	@param diagram_view Schema dont il faut retrouver
	@return la vue sur le projet contenant ce schema ou 0 s'il n'y en a pas
*/
ProjectView *QETDiagramEditor::findProject(DiagramView *diagram_view) const
{
	foreach(ProjectView *project_view, openedProjects()) {
		if (project_view -> diagram_views().contains(diagram_view)) {
			return(project_view);
		}
	}
	return(nullptr);
}

/**
	Cette methode permet de retrouver le projet contenant un schema donne.
	@param diagram Schema dont il faut retrouver
	@return la vue sur le projet contenant ce schema ou 0 s'il n'y en a pas
*/
ProjectView *QETDiagramEditor::findProject(Diagram *diagram) const
{
	foreach(ProjectView *project_view, openedProjects()) {
		foreach(DiagramView *diagram_view, project_view -> diagram_views()) {
			if (diagram_view -> diagram() == diagram) {
				return(project_view);
			}
		}
	}
	return(nullptr);
}

/**
	@param project Projet dont il faut trouver la vue
	@return la vue du projet passe en parametre
*/
ProjectView *QETDiagramEditor::findProject(QETProject *project) const
{
	foreach(ProjectView *opened_project, openedProjects()) {
		if (opened_project -> project() == project) {
			return(opened_project);
		}
	}
	return(nullptr);
}

/**
	@param filepath Chemin de fichier d'un projet
	@return le ProjectView correspondant au chemin passe en parametre, ou 0 si
	celui-ci n'a pas ete trouve
*/
ProjectView *QETDiagramEditor::findProject(const QString &filepath) const
{
	foreach(ProjectView *opened_project, openedProjects()) {
		if (QETProject *project = opened_project -> project()) {
			if (project -> filePath() == filepath) {
				return(opened_project);
			}
		}
	}
	return(nullptr);
}

/**
	@param widget Widget a rechercher dans la zone MDI
	@return La sous-fenetre accueillant le widget passe en parametre, ou 0 si
	celui-ci n'a pas ete trouve.
*/
QMdiSubWindow *QETDiagramEditor::subWindowForWidget(QWidget *widget) const
{
	foreach(QMdiSubWindow *sub_window, m_workspace.subWindowList()) {
		if (sub_window -> widget() == widget) {
			return(sub_window);
		}
	}
	return(nullptr);
}

/**
	@param widget Widget a activer
*/
void QETDiagramEditor::activateWidget(QWidget *widget) {
	QMdiSubWindow *sub_window = subWindowForWidget(widget);
	if (sub_window) {
		m_workspace.setActiveSubWindow(sub_window);
	}
}

void QETDiagramEditor::zoomGroupTriggered(QAction *action)
{
	QString value = action->data().toString();
	DiagramView *dv = currentDiagramView();

	if (!dv || value.isEmpty()) return;

	if (value == "zoom_in")
		dv->zoom(1.15);
	else if (value == "zoom_out")
		dv->zoom(0.85);
	else if (value == "zoom_content")
		dv->zoomContent();
	else if (value == "zoom_fit")
		dv->zoomFit();
	else if (value == "zoom_reset")
		dv->zoomReset();
}

/**
	@brief QETDiagramEditor::selectGroupTriggered
	This slot is called when selection need to change.
	@param action : Action that describes what to do.
*/
void QETDiagramEditor::selectGroupTriggered(QAction *action)
{
	if (!currentDiagramView() || !currentDiagramView()->diagram())
		return;

	auto value = action->data().toString();
	if (value.isEmpty())
		return;

	auto diagram = currentDiagramView()->diagram();

	if (value == "select_all")
		diagram->selectAll();
	else if (value == "deselect")
		diagram->deselectAll();
	else if (value == "invert_selection")
		diagram->invertSelection();
}

/**
	@brief QETDiagramEditor::addItemGroupTriggered
	This slot is called when an item must be added to the current diagram,
	this slot use the DVEventInterface to add item
	@param action : Action that describe the item to add.
*/
void QETDiagramEditor::addItemGroupTriggered(QAction *action)
{
	QString value = action->data().toString();

	if (Q_UNLIKELY (!currentDiagramView() || !currentDiagramView()->diagram() || value.isEmpty())) return;

	Diagram *d = currentDiagramView()->diagram();
	DiagramEventInterface *diagram_event = nullptr;

	if (value == "line")
		diagram_event = new DiagramEventAddShape (d, QetShapeItem::Line);
	else if (value == "rectangle")
		diagram_event = new DiagramEventAddShape (d, QetShapeItem::Rectangle);
	else if (value == "ellipse")
		diagram_event = new DiagramEventAddShape (d, QetShapeItem::Ellipse);
	else if (value == "polyline")
	{
		diagram_event = new DiagramEventAddShape (d, QetShapeItem::Polygon);
		statusBar()-> showMessage(tr("Double-click pour terminer la forme, Click droit pour annuler le dernier point"));
		connect(diagram_event, &DiagramEventInterface::destroyed, [this]() {
		statusBar()->clearMessage();
		});
	}
	else if (value == "image")
	{
		DiagramEventAddImage *deai = new DiagramEventAddImage(d);
		if (deai->isNull())
		{
			delete deai;
			return;
		}
		else
			diagram_event = deai;
	}
	else if (value == "text")
	{
		diagram_event = new DiagramEventAddText(d);
	}
	else if (value == QLatin1String("terminal_strip"))
	{
		const auto diagram_view{currentDiagramView()};
		if (diagram_view)
		{
			AddTerminalStripItemDialog::openDialog(diagram_view->diagram(), this);
		}
	}

	if (diagram_event)
	{
		d->setEventInterface(diagram_event);
		connect(diagram_event, &DiagramEventInterface::destroyed, [action]() {action->setChecked(false);});
	}
}

/**
	@brief QETDiagramEditor::selectionGroupTriggered
	This slot is called when an action should be made on the current selection
	@param action : Action that describe the action to do.
*/
void QETDiagramEditor::selectionGroupTriggered(QAction *action)
{
	QString value = action->data().toString();
	DiagramView *dv = currentDiagramView();
	Diagram *diagram = dv->diagram();
	DiagramContent dc(diagram);

	if (!dv || value.isEmpty()) return;

	if (value == "delete_selection")
	{
		diagram->clearSelection();
		diagram->undoStack().push(new DeleteQGraphicsItemCommand(diagram, dc));
		dv->adjustSceneRect();
	}
	else if (value == "rotate_selection")
	{
		RotateSelectionCommand *c = new RotateSelectionCommand(diagram);
		if(c->isValid())
			diagram->undoStack().push(c);
	}
	else if (value == "rotate_selected_text")
		diagram->undoStack().push(new RotateTextsCommand(diagram));
	else if (value == "find_selected_element" && currentElement())
		findElementInPanel(currentElement()->location());
	else if (value == "edit_selected_element")
		dv->editSelection();
	else if (value == "group_selected_texts")
	{
		QList<DynamicElementTextItem *> deti_list = dc.m_element_texts.values();
		if(deti_list.size() <= 1)
			return;

		diagram->undoStack().push(new AddTextsGroupCommand(deti_list.first()->parentElement(), tr("Groupe"), deti_list));
	}
}

void QETDiagramEditor::rowColumnGroupTriggered(QAction *action)
{
	QString value = action->data().toString();
	DiagramView *dv = currentDiagramView();

	if (!dv || value.isEmpty() || dv->diagram()->isReadOnly()) return;

	Diagram *d = dv->diagram();
	BorderProperties old_bp = d->border_and_titleblock.exportBorder();
	BorderProperties new_bp = d->border_and_titleblock.exportBorder();

	if (value == "add_column")
		new_bp.columns_count += 1;
	else if (value == "remove_column")
		new_bp.columns_count -= 1;
	else if (value == "add_row")
		new_bp.rows_count += 1;
	else if (value == "remove_row")
		new_bp.rows_count -= 1;

	d->undoStack().push(new ChangeBorderCommand(d, old_bp, new_bp));
}

/**
	@brief QETDiagramEditor::slot_updateActions
	Manage actions
*/
void QETDiagramEditor::slot_updateActions()
{
	DiagramView *dv = currentDiagramView();
	ProjectView *pv = currentProjectView();

	bool opened_project = pv;
	bool opened_diagram = dv;
	bool editable_project = (pv && !pv -> project() -> isReadOnly());

	m_close_file->                  setEnabled(opened_project);
	m_save_file->                   setEnabled(opened_project);
	m_save_file_as->                setEnabled(opened_project);
	m_rotate_texts->                setEnabled(editable_project);
	m_export_to_images->            setEnabled(opened_diagram);
	m_print->                       setEnabled(opened_diagram);
	m_export_to_pdf->               setEnabled(opened_diagram);
	m_edit_diagram_properties->     setEnabled(opened_diagram);
	m_zoom_actions_group.           setEnabled(opened_diagram);
	m_select_actions_group.         setEnabled(opened_diagram);
	m_add_item_actions_group.       setEnabled(editable_project);
	m_row_column_actions_group.     setEnabled(editable_project);
	m_grey_background->             setEnabled(opened_diagram);
	m_draw_grid->                   setEnabled(opened_diagram);

		//Project menu
	m_project_edit_properties     -> setEnabled(opened_project);
	m_project_add_diagram         -> setEnabled(editable_project);
	m_remove_diagram_from_project -> setEnabled(editable_project);
	m_clean_project               -> setEnabled(editable_project);
	m_add_summary                 -> setEnabled(editable_project);
	m_add_nomenclature            -> setEnabled(editable_project);
	m_csv_export                  -> setEnabled(editable_project);
	m_project_export_conductor_num-> setEnabled(opened_project);
	m_terminal_strip_dialog       -> setEnabled(editable_project);
#ifdef QET_EXPORT_PROJECT_DB
	m_export_project_db           -> setEnabled(editable_project);
#endif
	m_project_terminalBloc        -> setEnabled(editable_project);


	slot_updateUndoStack();
	slot_updateModeActions();
	slot_updatePasteAction();
	slot_updateComplexActions();
	slot_updateAutoNumDock();
}

/**
	@brief QETDiagramEditor::slot_updateAutoNumDock
	Update Auto Num Dock Widget when changing Project
*/
void QETDiagramEditor::slot_updateAutoNumDock()
{
	if ( m_workspace.subWindowList().indexOf(m_workspace.activeSubWindow()) != activeSubWindowIndex) {
			activeSubWindowIndex = m_workspace.subWindowList().indexOf(m_workspace.activeSubWindow());
			if (currentProjectView() != nullptr && currentDiagramView() != nullptr) {
				m_autonumbering_dock->setProject(currentProjectView()->project(),currentProjectView());
			}
	}
}

/**
	@brief QETDiagramEditor::slot_updateUndoStack
	Update the undo stack view
*/
void QETDiagramEditor::slot_updateUndoStack()
{
	if(currentProjectView())
		undo_group.setActiveStack(currentProjectView()->project()->undoStack());
}

/**
	@brief QETDiagramEditor::slot_updateComplexActions
	Manage the actions who need some conditions to be enable or not.
	This method does nothing if there is no project opened
*/
void QETDiagramEditor::slot_updateComplexActions()
{
	DiagramView *dv = currentDiagramView();
	if(!dv)
	{
		QList <QAction *> action_list;
		action_list << m_conductor_reset
			    << m_find_element
			    << m_cut
			    << m_copy
			    << m_delete_selection
			    << m_rotate_selection
			    << m_edit_selection
			    << m_group_selected_texts;
		for(QAction *action : action_list)
			action->setEnabled(false);

		return;
	}

	Diagram *diagram_ = dv->diagram();
	DiagramContent dc(diagram_);
	bool ro = diagram_->isReadOnly();


	//Number of selected conductors
	int selected_conductors_count = diagram_->selectedConductors().count();
	m_conductor_reset->setEnabled(!ro && selected_conductors_count);

	// number of selected elements
	int selected_elements_count = dc.count(DiagramContent::Elements);
	m_find_element->setEnabled(selected_elements_count == 1);

	//Action that need items (elements, conductors, texts...) selected, to be enabled
	bool copiable_items  = dc.hasCopiableItems();
	bool deletable_items = dc.hasDeletableItems();
	m_cut              -> setEnabled(!ro && copiable_items);
	m_copy             -> setEnabled(copiable_items);
	m_delete_selection -> setEnabled(!ro && deletable_items);
	m_rotate_selection -> setEnabled(!ro && diagram_->canRotateSelection());

		//Action that need selected texts or texts group
	QList<DiagramTextItem *> texts = DiagramContent(diagram_).selectedTexts();
	QList<ElementTextItemGroup *> groups = DiagramContent(diagram_).selectedTextsGroup();
	int selected_texts = texts.count();
	int selected_conductor_texts   = 0;
	for(DiagramTextItem *dti : texts)
	{
		if(dti->type() == ConductorTextItem::Type)
			selected_conductor_texts++;
	}
	int selected_dynamic_elmt_text = 0;
	for(DiagramTextItem *dti : texts)
	{
		if(dti->type() == DynamicElementTextItem::Type)
			selected_dynamic_elmt_text++;
	}
	m_rotate_texts->setEnabled(!ro && (selected_texts || groups.size()));

	//Action that need only element text selected
	QList<DynamicElementTextItem *> deti_list = dc.m_element_texts.values();
	if(deti_list.size() > 1 && dc.count() == deti_list.count())
	{
		Element *elmt = deti_list.first()->parentElement();
		bool ok = true;
		for(DynamicElementTextItem *deti : deti_list)
		{
			if(elmt != deti->parentElement())
				ok = false;
		}
		m_group_selected_texts->setEnabled(!ro && ok);
	}
	else
		m_group_selected_texts->setDisabled(true);

	// actions need only one editable item
	int selected_image = dc.count(DiagramContent::Images);

	int selected_shape = dc.count(DiagramContent::Shapes);
	int selected_editable = selected_elements_count
			+ (selected_texts
			   - selected_conductor_texts
			   - selected_dynamic_elmt_text)
			+ selected_image
			+ selected_shape
			+ selected_conductors_count;

	if (selected_editable == 1)
	{
		m_edit_selection -> setEnabled(true);
		//edit element
		if (selected_elements_count)
		{
			m_edit_selection -> setText(tr("Éditer l'élement",
						       "edit element"));
			m_edit_selection -> setIcon(QET::Icons::ElementEdit);
		}
		//edit text field
		else if (selected_texts)
		{
			m_edit_selection -> setText(tr("Éditer le champ de texte",
						       "edit text field"));
			m_edit_selection -> setIcon(QET::Icons::EditText);
		}
		//edit image
		else if (selected_image)
		{
			m_edit_selection -> setText(tr("Éditer l'image",
						       "edit image"));
			m_edit_selection -> setIcon(QET::Icons::resize_image);
		}
		//edit conductor
		else if (selected_conductors_count)
		{
			m_edit_selection -> setText(tr("Éditer le conducteur",
						       "edit conductor"));
			m_edit_selection -> setIcon(QET::Icons::ConductorEdit);
		}
	}
	//not an editable item
	else
	{
		m_edit_selection -> setText(tr("Éditer l'objet sélectionné",
					       "edit selected item"));
		m_edit_selection -> setIcon(QET::Icons::ElementEdit);
		m_edit_selection -> setEnabled(false);
	}

	//Actions for edit Z value
	QList<QGraphicsItem *> list = dc.items(
				DiagramContent::SelectedOnly
				| DiagramContent::Elements
				| DiagramContent::Shapes
				| DiagramContent::Images);
	m_depth_action_group->setEnabled(list.isEmpty()? false : true);
}

/**
	@brief QETDiagramEditor::slot_updateModeActions
	Manage action who need an opened diagram or project to be updated
*/
void QETDiagramEditor::slot_updateModeActions()
{
	DiagramView *dv = currentDiagramView();

	if (!dv)
		grp_visu_sel -> setEnabled(false);
	else
	{
		switch((int)(dv -> dragMode()))
		{
			case QGraphicsView::NoDrag:
				grp_visu_sel -> setEnabled(false);
				break;
			case QGraphicsView::ScrollHandDrag:
				grp_visu_sel -> setEnabled(true);
				m_mode_visualise -> setChecked(true);
				break;
			case QGraphicsView::RubberBandDrag:
				grp_visu_sel -> setEnabled(true);
				m_mode_selection -> setChecked(true);
				break;
		}
	}

	if (ProjectView *pv = currentProjectView())
	{
		m_auto_conductor -> setEnabled (true);
		m_auto_conductor -> setChecked (pv -> project() -> autoConductor());
	}
	else
		m_auto_conductor -> setDisabled(true);
}

/**
	@brief QETDiagramEditor::slot_updatePasteAction
	Gere les actions ayant besoin du presse-papier
*/
void QETDiagramEditor::slot_updatePasteAction()
{
	DiagramView *dv = currentDiagramView();
	bool editable_diagram = (dv && !dv -> diagram() -> isReadOnly());

	// pour coller, il faut un schema ouvert et un schema dans le presse-papier
	m_paste -> setEnabled(editable_diagram && Diagram::clipboardMayContainDiagram());
}

/**
	@brief QETDiagramEditor::addProjectView
	Add a new project view to workspace and build the connection between
	the projectview / project and this QETDiagramEditor.
	@param project_view : project view to add
*/
void QETDiagramEditor::addProjectView(ProjectView *project_view)
{
	if (!project_view) return;

	foreach(DiagramView *dv, project_view -> diagram_views())
		diagramWasAdded(dv);

	//Manage the close event of project
	connect(project_view, SIGNAL(projectClosed(ProjectView*)),
		this, SLOT(projectWasClosed(ProjectView *)));
	//Manage the adding  of diagram
	connect(project_view, SIGNAL(diagramAdded(DiagramView *)),
		this, SLOT(diagramWasAdded(DiagramView *)));

	if (QETProject *project = project_view -> project())
		connect(project, SIGNAL(readOnlyChanged(QETProject *, bool)),
			this, SLOT(slot_updateActions()));

	//Manage request for edit or find element and titleblock
	connect (project_view, &ProjectView::findElementRequired,
		 this, &QETDiagramEditor::findElementInPanel);

	// display error messages sent by the project view
	connect(project_view, SIGNAL(errorEncountered(QString)),
		this, SLOT(showError(const QString &)));

	//We maximise the new window if the current window is inexistent or maximized
	QWidget *current_window = m_workspace.activeSubWindow();
	bool maximise = ((!current_window)
			 || (current_window -> windowState()
			     & Qt::WindowMaximized));

		//Add the new window
	QMdiSubWindow *sub_window = m_workspace.addSubWindow(project_view);
	sub_window -> setWindowIcon(project_view -> windowIcon());
	sub_window -> systemMenu() -> clear();

	//By default QMdiSubWindow have a QAction "close" with shortcut QKeySequence::Close
	//But the QAction m_close_file of this class have the same shortcut too.
	//We remove the shortcut of the QAction of QMdiSubWindow for avoid conflic
	for(QAction *act : sub_window->actions())
	{
		if(act->shortcut() == QKeySequence::Close)
			act->setShortcut(QKeySequence());
	}

		//Display the new window
	if (maximise) project_view -> showMaximized();
	else          project_view -> show();
}

/**
	@return la liste des fichiers edites par cet editeur de schemas
*/
QList<QString> QETDiagramEditor::editedFiles() const
{
	QList<QString> edited_files_list;
	foreach (ProjectView *project_view, openedProjects()) {
		QString diagram_file(project_view -> project() -> filePath());
		if (!diagram_file.isEmpty()) {
			edited_files_list << QFileInfo(diagram_file).canonicalFilePath();
		}
	}
	return(edited_files_list);
}

/**
	@param filepath Un chemin de fichier
	Note : si filepath est une chaine vide, cette methode retourne 0.
	@return le ProjectView editant le fichier filepath, ou 0 si ce fichier n'est
	pas edite par cet editeur de schemas.
*/
ProjectView *QETDiagramEditor::viewForFile(const QString &filepath) const
{
	if (filepath.isEmpty()) return(nullptr);

	QString searched_can_file_path = QFileInfo(filepath).canonicalFilePath();
	if (searched_can_file_path.isEmpty()) {
		// QFileInfo returns an empty path for non-existent files
		return(nullptr);
	}
	foreach (ProjectView *project_view, openedProjects()) {
		QString project_can_file_path = QFileInfo(project_view -> project() -> filePath()).canonicalFilePath();
		if (project_can_file_path == searched_can_file_path) {
			return(project_view);
		}
	}
	return(nullptr);
}

/**
	@brief QETDiagramEditor::drawGrid
	@return true if the grid of folio must be displayed
*/
bool QETDiagramEditor::drawGrid() const
{
	return m_draw_grid->isChecked();
}

#ifdef BUILD_WITHOUT_KF5
#else
/**
	@brief QETDiagramEditor::openBackupFiles
	@param backup_files
*/
void QETDiagramEditor::openBackupFiles(QList<KAutoSaveFile *> backup_files)
{
	for (KAutoSaveFile *file : backup_files)
	{
			//Create the project
		DialogWaiting::instance(this);

		QETProject *project = new QETProject(file, this);
		if (project->state() != QETProject::Ok)
		{
			if (project -> state() != QETProject::FileOpenDiscard)
			{
				QET::QetMessageBox::warning(
					this,
					tr("Échec de l'ouverture du projet", "message box title"),
					QString(tr(
						"Une erreur est survenue lors de l'ouverture du fichier %1.",
						"message box content")).arg(file->managedFile().fileName()));
			}
			delete project;
			DialogWaiting::dropInstance();
		}
		addProject(project);
		DialogWaiting::dropInstance();
	}
}
#endif
/**
	met a jour le menu "Fenetres"
*/
void QETDiagramEditor::slot_updateWindowsMenu()
{
	// nettoyage du menu
	foreach(QAction *a, windows_menu -> actions()) windows_menu -> removeAction(a);

	// actions de fermeture
	windows_menu -> addAction(m_close_file);
	//windows_menu -> addAction(closeAllAct);

	// actions de reorganisation des fenetres
	windows_menu -> addSeparator();
	windows_menu -> addAction(m_tile_window);
	windows_menu -> addAction(m_cascade_window);

	// actions de deplacement entre les fenetres
	windows_menu -> addSeparator();
	windows_menu -> addAction(m_next_window);
	windows_menu -> addAction(m_previous_window);

	// liste des fenetres
	QList<ProjectView *> windows = openedProjects();

	m_tile_window    -> setEnabled(!windows.isEmpty() && m_workspace.viewMode() == QMdiArea::SubWindowView);
	m_cascade_window -> setEnabled(!windows.isEmpty() && m_workspace.viewMode() == QMdiArea::SubWindowView);
	m_next_window    -> setEnabled(windows.count() > 1);
	m_previous_window    -> setEnabled(windows.count() > 1);

	if (!windows.isEmpty()) windows_menu -> addSeparator();
	QActionGroup *windows_actions = new QActionGroup(this);
	foreach(ProjectView *project_view, windows) {
		QString pv_title = project_view -> windowTitle();
		QAction *action  = windows_menu -> addAction(pv_title);
		windows_actions -> addAction(action);
		action -> setStatusTip(QString(tr("Active le projet « %1 »")).arg(pv_title));
		action -> setCheckable(true);
		action -> setChecked(project_view == currentProjectView());
		connect(action, SIGNAL(triggered()), &windowMapper, SLOT(map()));
		windowMapper.setMapping(action, project_view);
	}
}

/**
	Edite les proprietes du schema diagram
	@param diagram_view schema dont il faut editer les proprietes
*/
void QETDiagramEditor::editDiagramProperties(DiagramView *diagram_view)
{
	if (ProjectView *project_view = findProject(diagram_view)) {
		activateProject(project_view);
		project_view -> editDiagramProperties(diagram_view);
	}
}

/**
	Edite les proprietes du schema diagram
	@param diagram schema dont il faut editer les proprietes
*/
void QETDiagramEditor::editDiagramProperties(Diagram *diagram)
{
	if (ProjectView *project_view = findProject(diagram)) {
		activateProject(project_view);
		project_view -> editDiagramProperties(diagram);
	}
}

/**
	Affiche les projets dans des fenetres.
*/
void QETDiagramEditor::setWindowedMode()
{
	m_workspace.setViewMode(QMdiArea::SubWindowView);
	m_windowed_view_mode -> setChecked(true);
	slot_updateWindowsMenu();
}

/**
	Affiche les projets dans des onglets.
*/
void QETDiagramEditor::setTabbedMode()
{
	m_workspace.setViewMode(QMdiArea::TabbedView);
	m_tabbed_view_mode -> setChecked(true);
	slot_updateWindowsMenu();
}

/**
	@brief QETDiagramEditor::readSettings
	Read the settings
*/
void QETDiagramEditor::readSettings()
{
	QSettings settings;

	// dimensions et position de la fenetre
	QVariant geometry = settings.value("diagrameditor/geometry");
	if (geometry.isValid()) restoreGeometry(geometry.toByteArray());

	// etat de la fenetre (barres d'outils, docks...)
	QVariant state = settings.value("diagrameditor/state");
	if (state.isValid()) restoreState(state.toByteArray());

	// gestion des projets (onglets ou fenetres)
	bool tabbed = settings.value("diagrameditor/viewmode", "tabbed") == "tabbed";
	if (tabbed) {
		setTabbedMode();
	} else {
		setWindowedMode();
	}
}

/**
	@brief QETDiagramEditor::writeSettings
	Write the settings
*/
void QETDiagramEditor::writeSettings()
{
	QSettings settings;
	settings.setValue("diagrameditor/geometry", saveGeometry());
	settings.setValue("diagrameditor/state", saveState());
}

/**
	Active le projet passe en parametre
	@param project Projet a activer
*/
void QETDiagramEditor::activateProject(QETProject *project)
{
	activateProject(findProject(project));
}

/**
	Active le projet passe en parametre
	@param project_view Projet a activer
*/
void QETDiagramEditor::activateProject(ProjectView *project_view)
{
	if (!project_view) return;
	activateWidget(project_view);
}

/**
	@brief QETDiagramEditor::projectWasClosed
	Manage the close of a project.
	@param project_view
*/
void QETDiagramEditor::projectWasClosed(ProjectView *project_view)
{
	QETProject *project = project_view -> project();
	if (project)
	{
		pa -> elementsPanel().projectWasClosed(project);
		m_element_collection_widget->removeProject(project);
		undo_group.removeStack(project -> undoStack());
		QETApp::unregisterProject(project);
	}
	//When project is closed, a lot of signals are emitted, notably if there is an item selected in a diagram.
	//In some special case, since signal/slot connection can be direct or queued, some signals are handled after QObject is deleted, and crash qet
	//notably in the function Diagram::elements when it calls items() (I don't know exactly why).
	//set nullptr to "m_selection_properties_editor->setDiagram()" fixes this crash
	m_selection_properties_editor->setDiagram(nullptr);
	project_view -> deleteLater();
	project -> deleteLater();
}

/**
	Edite les proprietes du projet project_view.
	@param project_view Vue sur le projet dont il faut editer les proprietes
*/
void QETDiagramEditor::editProjectProperties(ProjectView *project_view)
{
	if (!project_view) return;
	activateProject(project_view);
	project_view -> editProjectProperties();
}

/**
	Edite les proprietes du projet project.
	@param project Projet dont il faut editer les proprietes
*/
void QETDiagramEditor::editProjectProperties(QETProject *project)
{
	editProjectProperties(findProject(project));
}

/**
	@brief QETDiagramEditor::addDiagramToProject
	Add a diagram to project
	@param project
*/
void QETDiagramEditor::addDiagramToProject(QETProject *project)
{
	if (!project) {
		return;
	}

	if (ProjectView *project_view = findProject(project))
	{
		activateProject(project);
		project_view->project()->addNewDiagram();
	}
}

/**
	Supprime un schema de son projet
	@param diagram Schema a supprimer
*/
void QETDiagramEditor::removeDiagram(Diagram *diagram)
{
	if (!diagram) return;

	// recupere le projet contenant le schema
	if (QETProject *diagram_project = diagram -> project()) {
		// recupere la vue sur ce projet
		if (ProjectView *project_view = findProject(diagram_project)) {

			// affiche le schema en question
			project_view -> showDiagram(diagram);

			// supprime le schema
			project_view -> removeDiagram(diagram);
		}
	}
}

/**
	Change l'ordre des schemas d'un projet, en decalant le schema vers le haut /
	la gauche
	@param diagram Schema a decaler vers le haut / la gauche
*/
void QETDiagramEditor::moveDiagramUp(Diagram *diagram)
{
	if (!diagram) return;

	// recupere le projet contenant le schema
	if (QETProject *diagram_project = diagram -> project()) {
		if (diagram_project -> isReadOnly()) return;

		// recupere la vue sur ce projet
		if (ProjectView *project_view = findProject(diagram_project)) {
			project_view -> moveDiagramUp(diagram);
		}
	}
}

/**
	Change l'ordre des schemas d'un projet, en decalant le schema vers le bas /
	la droite
	@param diagram Schema a decaler vers le bas / la droite
*/
void QETDiagramEditor::moveDiagramDown(Diagram *diagram)
{
	if (!diagram) return;

	// recupere le projet contenant le schema
	if (QETProject *diagram_project = diagram -> project()) {
		if (diagram_project -> isReadOnly()) return;

		// recupere la vue sur ce projet
		if (ProjectView *project_view = findProject(diagram_project)) {
			project_view -> moveDiagramDown(diagram);
		}
	}
}

/**
	Change l'ordre des schemas d'un projet, en decalant le schema vers le haut /
	la gauche en position 0
	@param diagram Schema a decaler vers le haut / la gauche en position 0
*/
void QETDiagramEditor::moveDiagramUpTop(Diagram *diagram)
{
	if (!diagram) return;

	// recupere le projet contenant le schema
	if (QETProject *diagram_project = diagram -> project()) {
		if (diagram_project -> isReadOnly()) return;

		// recupere la vue sur ce projet
		if (ProjectView *project_view = findProject(diagram_project)) {
			project_view -> moveDiagramUpTop(diagram);
		}
	}
}


/**
	Change l'ordre des schemas d'un projet, en decalant le schema vers le haut /
	la gauche x10
	@param diagram Schema a decaler vers le haut / la gauche x10
*/
void QETDiagramEditor::moveDiagramUpx10(Diagram *diagram)
{
	if (!diagram) return;

	// recupere le projet contenant le schema
	if (QETProject *diagram_project = diagram -> project()) {
		if (diagram_project -> isReadOnly()) return;

		// recupere la vue sur ce projet
		if (ProjectView *project_view = findProject(diagram_project)) {
			project_view -> moveDiagramUpx10(diagram);
		}
	}
}

/**
	Change l'ordre des schemas d'un projet, en decalant le schema vers le bas /
	la droite x10
	@param diagram Schema a decaler vers le bas / la droite x10
*/
void QETDiagramEditor::moveDiagramDownx10(Diagram *diagram)
{
	if (!diagram) return;

	// recupere le projet contenant le schema
	if (QETProject *diagram_project = diagram -> project()) {
		if (diagram_project -> isReadOnly()) return;

		// recupere la vue sur ce projet
		if (ProjectView *project_view = findProject(diagram_project)) {
			project_view -> moveDiagramDownx10(diagram);
		}
	}
}

void QETDiagramEditor::reloadOldElementPanel()
{
	pa->reloadAndFilter();
}

/**
	Supprime le schema courant du projet courant
*/
void QETDiagramEditor::removeDiagramFromProject()
{
	if (ProjectView *current_project = currentProjectView()) {
		if (DiagramView *current_diagram = current_project -> currentDiagram()) {
			current_project -> removeDiagram(current_diagram);
		}
	}
}

/**
	@brief QETDiagramEditor::diagramWasAdded
	Manage the adding of diagram view in a project
	@param dv : added diagram view
*/
void QETDiagramEditor::diagramWasAdded(DiagramView *dv)
{
	connect(dv->diagram(),
		&QGraphicsScene::selectionChanged,
		this,
		&QETDiagramEditor::selectionChanged,
		Qt::DirectConnection);
	connect(dv,
		SIGNAL(modeChanged()),
		this,
		SLOT(slot_updateModeActions()));
}

/**
	@brief QETDiagramEditor::findElementInPanel
	Find the item for location in the element panel
	@param location
*/
void QETDiagramEditor::findElementInPanel(const ElementsLocation &location)
{
	m_element_collection_widget->setCurrentLocation(location);
}

/**
	Show the error message contained in \a result.
*/
void QETDiagramEditor::showError(const QETResult &result)
{
	if (result.isOk()) return;
	showError(result.errorMessage());
}

/**
	Show the \a error message.
*/
void QETDiagramEditor::showError(const QString &error)
{
	if (error.isEmpty()) return;
	QET::QetMessageBox::critical(this, tr("Erreur", "message box title"), error);
}

/**
	@brief QETDiagramEditor::subWindowActivated
	Slot used to update menu and undo stack when subwindows of MDIarea was activated
	@param subWindows
*/
void QETDiagramEditor::subWindowActivated(QMdiSubWindow *subWindows)
{
	Q_UNUSED(subWindows)

	slot_updateActions();
	slot_updateWindowsMenu();
}

/**
	@brief QETDiagramEditor::selectionChanged
	This slot is called when a diagram selection was changed.
*/
void QETDiagramEditor::selectionChanged()
{
	slot_updateComplexActions();

	DiagramView *dv = currentDiagramView();
	if (dv && dv->diagram())
		m_selection_properties_editor->setDiagram(dv->diagram());
}


/**
	@brief QETDiagramEditor::generateTerminalBlock
*/
void QETDiagramEditor::generateTerminalBlock()
{
#ifdef TODO_LIST
#	pragma message("@TODO Merge 'qet_tb_generator' code in to Qet")
#	pragma message("https://github.com/qelectrotech/qet_tb_generator")
#endif

	bool success = false;
	QList<QString> exeList;
	QProcess *process = new QProcess(qApp);

#if defined(Q_OS_WIN32) || defined(Q_OS_WIN64)
	exeList << (QETApp::dataDir() + "/binary/qet_tb_generator.exe")
			<< (QDir::currentPath() + "/qet_tb_generator.exe")
			<< QStandardPaths::findExecutable("qet_tb_generator.exe")
			<< (QDir::homePath() + "/Application Data/qet/qet_tb_generator.exe")
			<< "qet_tb_generator.exe"
			<< "qet_tb_generator";    // from original code: missing ".exe" ???
#elif  defined(Q_OS_MACOS)
	exeList << (QETApp::dataDir() + "/binary/qet_tb_generator")
			<< (QDir::currentPath() + "/qet_tb_generator")
			<< QStandardPaths::findExecutable("qet_tb_generator")
			<< (QDir::homePath() + "/.qet/qet_tb_generator.app")
			<< "/Library/Frameworks/Python.framework/Versions/3.11/bin/qet_tb_generator";
#else
	exeList << (QETApp::dataDir() + "/binary/qet_tb_generator")
			<< (QDir::currentPath() + "/qet_tb_generator")
			<< (QDir::homePath() + "/.qet/qet_tb_generator")
			<< QStandardPaths::findExecutable("qet_tb_generator")
			<< "qet_tb_generator";
#endif

		// If launched under control:
		//connect(process, SIGNAL(errorOcurred(int error)), this, SLOT(slot_generateTerminalBlock_error()));
		//process->start("qet_tb_generator");

	qInfo() << " project to use for qet_tb_generator: "
			<< (QETDiagramEditor::currentProjectView()->project()->filePath());

	if (openedProjects().count()) {
		foreach(QString exe, exeList) {
			if ((success == false) && exe.length() && QFile::exists(exe)) {
				success = process->startDetached(exe, {(QETDiagramEditor::currentProjectView()->project()->filePath())});
			}
			if (success == true) {
				qInfo() << " qet_tb_generator found here:" << exe;
				break;
			} else {
				qInfo() << " qet_tb_generator not found :" << exe;
			}
		}
	} else {
		qInfo() << "No project loaded - no need to start \"qet_tb_generator\"";
	}
	process->close();

#if defined(Q_OS_WIN32) || defined(Q_OS_WIN64)
	QString message=QObject::tr(
		"To install the plugin qet_tb_generator"
		"<br>Visit :"
		"<br>"
		"<a href='https://pypi.python.org/pypi/qet-tb-generator'>qet-tb-generator</a>"
		"<br>Requires python 3.5 or above."
		"<br><B><U> First install on Windows</B></U>"
		"<br>1. Install, if required, python 3.5 or above"
		"<br> Visit :"
		"<br>"
		"<a href='https://www.python.org/downloads/'>python.org</a>"
		"<br>2. pip install qet_tb_generator"
		"<br><B><U> Update on Windows</B></U>"
		"<br>python -m pip install --upgrade qet_tb_generator"
		"<br>"
		">>user could launch in a terminal this script in this directory"
		"<br>"
		" C:\\users\\XXXX\\AppData\\Local\\Programs\\Python\\Python36-32\\Scripts   "
		"<br>");
#elif defined(Q_OS_MACOS)
	QString message=QObject::tr(
		"To install the plugin qet_tb_generator"
		"<br>Visit  :"
		"<br>"
		"<a href='https://pypi.python.org/pypi/qet-tb-generator'>qet-tb-generator</a>"
		"<br><B><U> First install on macOSX</B></U>"
		"<br>1. Install, if required, python 3.11 bundle only, "
		"<a href='https://www.python.org/ftp/python/3.11.2/python-3.11.2-macos11.pkg'>python-3.11.2-macos11.pkg</a>"
		"<br>2 Run Profile.command script"
		"<br>"
		"because program use hardcoded PATH for localise qet-tb-generator plugin "
		"<br> Visit :"
		"<br>"
		"<a href='https://qelectrotech.org/forum/viewtopic.php?pid=5674#p5674'>howto</a>"
		"<br>2. pip3 install qet_tb_generator"
		"<br><B><U> Update on macOSX</B></U>"
		"<br> pip3 install --upgrade qet_tb_generator"
		"<br>");
#else
	QString message=QObject::tr(
		"To install the plugin qet_tb_generator"
		"<br>Visit :"
		"<br>"
		"<a href='https://pypi.python.org/pypi/qet-tb-generator'>qet-tb-generator</a>"
		"<br>"
		"<br>Requires python 3.5 or above."
		"<br>"
		"<br><B><U> First install on Linux</B>""</U>"
		"<br>1. check you have pip3 installed: pip3 --version"
		"<br>If not install with: sudo apt-get install python3-pip"
		"<br>2. Install the program: sudo pip3 install qet_tb_generator"
		"<br>3. Run the program: qet_tb_generator"
		"<br>"
		"<br><B>""<U> Update on Linux</B>""</U>"
		"<br>sudo pip3 install --upgrade qet_tb_generator"
		"<br>");
#endif
	if ( !success ) {
		QMessageBox::warning(nullptr,
				     QObject::tr("Error launching qet_tb_generator plugin"),
				     message);
	}
}