File indexing completed on 2025-04-27 08:28:37

 /***************************************************************************
  *   Copyright (C) 2003-2005 by David Saxton                               *
  *   david@bluehaze.org                                                    *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  ***************************************************************************/
 
 #include <KXMLGUIClient>
 
 #include "circuitdocument.h"
 #include "componentmodellibrary.h"
 #include "config.h"
 #include "contexthelp.h"
 #include "docmanager.h"
 #include "filemetainfo.h"
 #include "flowcodedocument.h"
 #include "itemeditor.h"
 #include "itemgroup.h"
 #include "iteminterface.h"
 #include "itemlibrary.h"
 #include "ktechlab.h"
 #include "languagemanager.h"
 #include "mechanicsdocument.h"
 #include "microlibrary.h"
 #include "newfiledlg.h"
 #include "oscilloscope.h"
 #include "projectmanager.h"
 #include "scopescreen.h"
 #include "settingsdlg.h"
 #include "subcircuits.h"
 #include "symbolviewer.h"
 #include "textdocument.h"
 #include "textview.h"
 #include "viewcontainer.h"
 
 // #include <q3dockarea.h>
 #include <QTimer>
 #include <QToolButton>
 // #include <q3ptrlist.h>
 #include <QDesktopWidget>
 #include <QElapsedTimer>
 #include <QFileDialog>
 #include <QIcon>
 #include <QMenu>
 #include <QMimeData>
 #include <QScreen>
 #include <QStandardPaths>
 #include <QTabWidget>
 
 #include <KActionCollection>
 #include <KEditToolBar>
 #include <KSharedConfig>
 #include <KToolBar>
 
 //#include <kkeydialog.h>
 #include <KLocalizedString>
 #include <KMessageBox>
 //#include <kpopupmenu.h>
 //#include <kwin.h>
 #include <KRecentFilesAction>
 #include <KShortcutsDialog>
 #include <KStandardAction>
 #include <KToolBarPopupAction>
 #include <KWindowSystem>
 #include <KXMLGUIFactory>
 
 #include <ktlconfig.h>
 #include <ktechlab_debug.h>
 
 KTechlab *KTechlab::m_pSelf = nullptr;
 
 KTechlab::KTechlab()
     : KateMDI::MainWindow(nullptr)
 {
     setObjectName("KTechlab");
     m_pSelf = this;
 
     QElapsedTimer ct;
     ct.start();
 
     m_bIsShown = false;
     m_pContainerDropSource = nullptr;
     m_pContainerDropReceived = nullptr;
     m_pContextMenuContainer = nullptr;
     m_pFocusedContainer = nullptr;
     m_pToolBarOverlayLabel = nullptr;
 
     if (QFontInfo(m_itemFont).pixelSize() > 11) {
         // It has to be > 11, not > 12, as (I think) pixelSize() rounds off the actual size
         m_itemFont.setPixelSize(12);
     }
 
     m_pUpdateCaptionsTimer = new QTimer(this);
     connect(m_pUpdateCaptionsTimer, &QTimer::timeout, this, &KTechlab::slotUpdateCaptions);
 
     setMinimumSize(400, 400);
 
     setupTabWidget();
     setupToolDocks();
     setupActions();
     setupView();
     // readProperties( KGlobal::config() );
     KSharedConfigPtr cfg = KSharedConfig::openConfig();
     readPropertiesInConfig(cfg.data());
 
     //  qCDebug(KTL_LOG) << "Constructor time: " << ct.elapsed();
 }
 
 KTechlab::~KTechlab()
 {
     fileMetaInfo()->saveAllMetaInfo();
 
     for (ViewContainerList::Iterator itVc = m_viewContainerList.begin(); itVc != m_viewContainerList.end(); ++itVc) {
         ViewContainer *vc = itVc->data();
         disconnect(vc, &ViewContainer::destroyed, this, &KTechlab::slotViewContainerDestroyed);
     }
 
     delete fileMetaInfo();
     delete itemLibrary(); // This better be the last time the item library is used!
     delete subcircuits();
 }
 
 void KTechlab::show()
 {
     KateMDI::MainWindow::show();
     m_bIsShown = true;
 }
 
 void KTechlab::openFile(ViewArea *viewArea)
 {
     const QList<QUrl> files = getFileURLs(false);
     if (files.isEmpty())
         return;
 
     load(files.first(), viewArea);
 }
 
 void KTechlab::load(const QUrl &url, ViewArea *viewArea)
 {
     if (!url.isValid())
         return;
 
     loadInternal(url, false, viewArea);
 }
 
 void KTechlab::slotLoadRecent(const QUrl &url)
 {
     loadInternal(url, true);
 }
 
 void KTechlab::loadInternal(const QUrl &url, bool isRecent, ViewArea *viewArea)
 {
     if (url.fileName().endsWith(".ktechlab", Qt::CaseInsensitive)) {
         // This is a ktechlab project; it has to be handled separetly from a
         // normal file.
 
         ProjectManager::self()->slotOpenProject(url);
         return;
     }
 
     if (!isRecent)
         addRecentFile(url);
 
     // set our caption
     setCaption(url.toDisplayString(QUrl::PreferLocalFile));
 
     // load in the file (target is always local)
     DocManager::self()->openURL(url, viewArea);
 }
 
 QList<QUrl> KTechlab::recentFiles()
 {
     return m_recentFiles->urls();
 }
 
 void KTechlab::setupToolDocks()
 {
     setToolViewStyle(KMultiTabBar::KDEV3ICON);
 
     KateMDI::ToolView *tv = nullptr;
 
     tv = createToolView(ProjectManager::toolViewIdentifier(), KMultiTabBar::Left, QIcon::fromTheme("attach"), i18n("Project"));
     tv->setObjectName("ProjectManager-ToolView");
     ProjectManager::self(tv);
 
     tv = createToolView(ComponentSelector::toolViewIdentifier(), KMultiTabBar::Left, QIcon::fromTheme("circuit"), i18n("Components"));
     tv->setObjectName("ComponentSelector-ToolView");
     ComponentSelector::self(tv);
 
     // Create an instance of the subcircuits interface, now that we have created the component selector
     subcircuits();
     Subcircuits::loadSubcircuits();
 
     tv = createToolView(FlowPartSelector::toolViewIdentifier(), KMultiTabBar::Left, QIcon::fromTheme("flowcode"), i18n("Flow Parts"));
     tv->setObjectName("FlowPartSelector-ToolView");
     FlowPartSelector::self(tv);
 
 #ifdef MECHANICS
     tv = createToolView(MechanicsSelector::toolViewIdentifier(), KMultiTabBar::Left, QIcon::fromTheme("mechanics"), i18n("Mechanics"));
     tv->setObjectName("MechanicsSelector-ToolView");
     MechanicsSelector::self(tv);
 #endif
 
     tv = createToolView(ItemEditor::toolViewIdentifier(), KMultiTabBar::Right, QIcon::fromTheme("item"), i18n("Item Editor"));
     tv->setObjectName("ItemEditor-ToolView");
     ItemEditor::self(tv);
 
     tv = createToolView(ContextHelp::toolViewIdentifier(), KMultiTabBar::Right, QIcon::fromTheme("help-contents"), i18n("Context Help"));
     tv->setObjectName("ContextHelp-ToolView");
     ContextHelp::self(tv);
 
     tv = createToolView(LanguageManager::toolViewIdentifier(), KMultiTabBar::Bottom, QIcon::fromTheme("utilities-log-viewer"), i18n("Messages"));
     tv->setObjectName("LanguageManager-ToolView");
     LanguageManager::self(tv);
 
 #ifndef NO_GPSIM
     tv = createToolView(SymbolViewer::toolViewIdentifier(), KMultiTabBar::Right, QIcon::fromTheme("blockdevice"), i18n("Symbol Viewer"));
     tv->setObjectName("SymbolViewer-ToolView");
     SymbolViewer::self(tv);
 #endif
 
     addOscilloscopeAsToolView(this);
 #if 1
     tv = createToolView(ScopeScreen::toolViewIdentifier(), KMultiTabBar::Bottom, QIcon::fromTheme("oscilloscope"), i18n("Scope Screen (Very Rough)"));
     tv->setObjectName("ScopeScreen-ToolView");
     ScopeScreen::self(tv);
 #endif
 
     updateSidebarMinimumSizes();
 }
 
 void KTechlab::addWindow(ViewContainer *vc)
 {
     if (vc && !m_viewContainerList.contains(vc)) {
         m_viewContainerList << vc;
         connect(vc, &ViewContainer::destroyed, this, &KTechlab::slotViewContainerDestroyed);
     }
 
     m_viewContainerList.removeAll(static_cast<ViewContainer *>(nullptr));
     slotUpdateTabWidget();
     slotDocModifiedChanged();
 }
 
 void KTechlab::setupView()
 {
     setAcceptDrops(true);
     setStandardToolBarMenuEnabled(true);
     setXMLFile("ktechlabui.rc");
     createShellGUI(true);
     // 2017.09.04 - no need to explicitly add the new file selector to toolbar
     ////action("newfile_popup")->plug( toolBar("mainToolBar"), 0 );
     // actionByName("file_new")->addTo( toolBar("mainToolBar") );
     ////action("file_new")->unplug( toolBar("mainToolBar") );
     // actionByName("file_new")->removeFrom( toolBar("mainToolBar") );
     setupExampleActions();
     statusBar()->show();
 }
 
 void KTechlab::overlayToolBarScreenshot()
 {
     return;
 
     if (!m_pToolBarOverlayLabel) {
         m_pToolBarOverlayLabel = new QLabel(nullptr,
                                             Qt::WindowStaysOnTopHint /* | Qt::WStyle_Customize */ |
                                                 Qt::FramelessWindowHint
                                                 /*| Qt::WNoAutoErase */
                                                 | Qt::Popup);
         m_pToolBarOverlayLabel->hide();
         // m_pToolBarOverlayLabel->setBackgroundMode( Qt::NoBackground ); // 2018.12.02
         QPalette p;
         p.setColor(m_pToolBarOverlayLabel->backgroundRole(), Qt::transparent);
         m_pToolBarOverlayLabel->setPalette(p);
     }
 
     if (!m_bIsShown) {
         // The window isn't visible yet, so there's nothing to overlay (and if we tried,
         // it would appear as a strange floating toolbar).
         return;
     }
 
     if (m_pToolBarOverlayLabel->isVisible()) {
         // This is to avoid successive calls to removeGUIClient when we have
         // already popped it up for the first call, and don't want to take
         // another screenshot (as that would be without the toolbar).
         return;
     }
 
     // QPtrListIterator<KToolBar> toolBarIterator(); // unused?
 
     //  QWidget * toolsWidget = toolBar( "toolsToolBar" );
     //  QWidget * debugWidget = toolBar( "debugTB" );
 
     // KToolBar * toolsWidget = static_cast<KToolBar*>(child( "toolsToolBar", "KToolBar" )); // 2018.08.18 - see below
     // KToolBar * debugWidget = static_cast<KToolBar*>(child( "debugTB", "KToolBar" ));
     KToolBar *toolsWidget = findChild<KToolBar *>("toolsToolBar");
     KToolBar *debugWidget = findChild<KToolBar *>("debugTB");
 
     if (!toolsWidget && !debugWidget)
         return;
 
     QWidget *parent = static_cast<QWidget *>(toolsWidget ? toolsWidget->parent() : debugWidget->parent());
 
     QRect grabRect;
 
     // 128 is a sanity check (widget can do strange things when being destroyed)
 
     if (toolsWidget && toolsWidget->height() <= 128)
         grabRect |= toolsWidget->geometry();
     if (debugWidget && debugWidget->height() <= 128)
         grabRect |= debugWidget->geometry();
 
     if (!grabRect.isValid())
         return;
 
     QPixmap shot = parent->grab(grabRect);
 
     m_pToolBarOverlayLabel->move(parent->mapToGlobal(grabRect.topLeft()));
     m_pToolBarOverlayLabel->setFixedSize(grabRect.size());
     m_pToolBarOverlayLabel->setPixmap(shot);
     m_pToolBarOverlayLabel->show();
 
     QTimer::singleShot(100, this, SLOT(hideToolBarOverlay()));
 }
 
 void KTechlab::hideToolBarOverlay()
 {
     if (!m_pToolBarOverlayLabel)
         return;
 
     //  QWidget * hiddenWidget = toolBar( "toolsToolBar" );
     //  if ( !hiddenWidget )
     //      return;
 
     //  hiddenWidget->setBackgroundMode( NoBackground );
     //  hiddenWidget->setWFlags( WNoAutoErase );
     //  hiddenWidget->setUpdatesEnabled( false );
 
     m_pToolBarOverlayLabel->hide();
 }
 
 void KTechlab::addNoRemoveGUIClient(KXMLGUIClient *client)
 {
     if (client && !m_noRemoveGUIClients.contains(client))
         m_noRemoveGUIClients << client;
 }
 
 void KTechlab::removeGUIClients()
 {
     QList<KXMLGUIClient *> clientsToRemove;
 
     QList<KXMLGUIClient *> clients = factory()->clients();
     // for ( KXMLGUIClient * client = clients.first(); client; client = clients.next() )
     for (QList<KXMLGUIClient *>::iterator itClient = clients.begin(); itClient != clients.end(); ++itClient) {
         // if ( client && client != this && !m_noRemoveGUIClients.contains( client ) )
         if ((*itClient != this) && (!m_noRemoveGUIClients.contains(*itClient)))
             clientsToRemove << *itClient;
     }
 
     if (clients.isEmpty())
         return;
 
     overlayToolBarScreenshot();
 
     QList<KXMLGUIClient *>::iterator end = clientsToRemove.end();
     for (QList<KXMLGUIClient *>::iterator it = clientsToRemove.begin(); it != end; ++it)
         factory()->removeClient(*it);
 }
 
 void KTechlab::setupTabWidget()
 {
     m_pViewContainerTabWidget = new QTabWidget(centralWidget());
     if (centralWidget()->layout()) {
         centralWidget()->layout()->addWidget(m_pViewContainerTabWidget);
     } else {
         qCWarning(KTL_LOG) << " unexpected null layout for " << centralWidget();
     }
     connect(tabWidget(), &QTabWidget::currentChanged, this, &KTechlab::slotViewContainerActivated);
 
     // KConfig *config = kapp->config();
     // config->setGroup("UI");
     KSharedConfigPtr cfg = KSharedConfig::openConfig();
     KConfigGroup grUi = cfg->group("UI");
 
     bool CloseOnHover = grUi.readEntry("CloseOnHover", false);
     // tabWidget()->setHoverCloseButton( CloseOnHover ); // 2018.08.18 - see below
     tabWidget()->setTabsClosable(CloseOnHover);
 
     bool CloseOnHoverDelay = grUi.readEntry("CloseOnHoverDelay", false);
     // tabWidget()->setHoverCloseButtonDelayed( CloseOnHoverDelay ); // 2018.08.18 - see below
     tabWidget()->setTabsClosable(CloseOnHoverDelay);
 
     if (grUi.readEntry("ShowCloseTabsButton", true)) {
         QToolButton *but = new QToolButton(tabWidget());
         but->setIcon(QIcon::fromTheme("tab-close"));
         but->adjustSize();
         but->hide();
         connect(but, &QToolButton::clicked, this, &KTechlab::slotViewContainerClose);
         tabWidget()->setCornerWidget(but, Qt::TopRightCorner);
     }
 
     QTabBar *tabBar = tabWidget()->tabBar();
     tabBar->setContextMenuPolicy(Qt::CustomContextMenu);
     connect(tabBar, &QTabBar::customContextMenuRequested, this, &KTechlab::slotTabContext);
 }
 
 void KTechlab::slotUpdateTabWidget()
 {
     m_viewContainerList.removeAll(static_cast<ViewContainer *>(nullptr));
 
     bool noWindows = m_viewContainerList.isEmpty();
 
     if (QWidget *button = tabWidget()->cornerWidget(Qt::TopRightCorner))
         button->setHidden(noWindows);
 
     if (noWindows)
         setCaption(nullptr);
 }
 
 void KTechlab::setupActions()
 {
     KActionCollection *ac = actionCollection();
     // TODO move the actions from KTechLab object level to document view level for
     //  all types of documents; see actions marked with (1)! and TextView constructor
 
     // 2017.08.06 - using custom new action
     // KStandardAction::openNew(            this, SLOT(slotFileNew()),                  ac );
     {
         QAction *openAction = KStandardAction::open(this, SLOT(slotFileOpen()), ac);
         openAction->setShortcutContext(Qt::WidgetWithChildrenShortcut);
     }
     KStandardAction::save(this, SLOT(slotFileSave()), ac); // (1)!
     KStandardAction::saveAs(this, SLOT(slotFileSaveAs()), ac);
     KStandardAction::close(this, SLOT(slotViewClose()), ac);
     KStandardAction::print(this, SLOT(slotFilePrint()), ac); // (1)!
     KStandardAction::quit(this, SLOT(slotFileQuit()), ac);
     KStandardAction::undo(this, SLOT(slotEditUndo()), ac);   // (1)!
     KStandardAction::redo(this, SLOT(slotEditRedo()), ac);   // (1)!
     KStandardAction::cut(this, SLOT(slotEditCut()), ac);     // (1)!
     KStandardAction::copy(this, SLOT(slotEditCopy()), ac);   // (1)!
     KStandardAction::paste(this, SLOT(slotEditPaste()), ac); // (1)!
     KStandardAction::keyBindings(this, SLOT(slotOptionsConfigureKeys()), ac);
     KStandardAction::configureToolbars(this, SLOT(slotOptionsConfigureToolbars()), ac);
     KStandardAction::preferences(this, SLOT(slotOptionsPreferences()), ac);
 
     // BEGIN New file popup
     // KToolBarPopupAction *p = new KToolBarPopupAction( i18n("&New"), "document-new",
     //          KStandardShortcut::shortcut(KStandardShortcut::New), this, SLOT(slotFileNew()), ac, "newfile_popup" );
     KToolBarPopupAction *p = new KToolBarPopupAction(QIcon::fromTheme("document-new"), i18n("&New"), ac);
     p->setObjectName("file_new");
     p->setShortcuts(KStandardShortcut::shortcut(KStandardShortcut::New));
     connect(p, &KToolBarPopupAction::triggered, this, &KTechlab::slotFileNew);
     ac->addAction(p->objectName(), p);
     p->menu()->setTitle(i18n("New File"));
     {
         //(new QAction( i18n("Assembly"), "source", 0, this, SLOT(slotFileNewAssembly()), ac, "newfile_asm" ))->plug( p->menu() );
         QAction *a = new QAction(QIcon::fromTheme("source"), i18n("Assembly"), ac);
         a->setObjectName("newfile_asm");
         connect(a, &QAction::triggered, this, &KTechlab::slotFileNewAssembly);
         p->menu()->addAction(a);
         ac->addAction(a->objectName(), a);
     }
     {
         //(new QAction( i18n("C source"), "text-x-csrc", 0, this, SLOT(slotFileNewC()), ac, "newfile_c" ))->plug( p->menu() );
         QAction *a = new QAction(QIcon::fromTheme("text-x-csrc"), i18n("C source"), ac);
         a->setObjectName("newfile_c");
         connect(a, &QAction::triggered, this, &KTechlab::slotFileNewC);
         p->menu()->addAction(a);
         ac->addAction(a->objectName(), a);
     }
     {
         //(new QAction( i18n("Circuit"), "application-x-circuit", 0, this, SLOT(slotFileNewCircuit()), ac, "newfile_circuit" ))->plug( p->menu() );
         QAction *a = new QAction(QIcon::fromTheme("application-x-circuit"), i18n("Circuit"), ac);
         a->setObjectName("newfile_circuit");
         connect(a, &QAction::triggered, this, &KTechlab::slotFileNewCircuit);
         p->menu()->addAction(a);
         ac->addAction(a->objectName(), a);
     }
     {
         //(new QAction( i18n("FlowCode"), "application-x-flowcode", 0, this, SLOT(slotFileNewFlowCode()), ac, "newfile_flowcode" ))->plug( p->menu() );
         QAction *a = new QAction(QIcon::fromTheme("application-x-flowcode"), i18n("FlowCode"), ac);
         a->setObjectName("newfile_flowcode");
         connect(a, &QAction::triggered, this, &KTechlab::slotFileNewFlowCode);
         p->menu()->addAction(a);
         ac->addAction(a->objectName(), a);
     }
 #ifdef MECHANICS
     {
         //(new QAction( i18n("Mechanics"), "ktechlab_mechanics", 0, this, SLOT(slotFileNewMechanics()), ac, "newfile_mechanics" ))->plug( p->menu() );
         QAction *a = new QAction(QIcon::fromTheme("" /* "ktechlab_mechanics" -- for the future */), i18n("Mechanics"), ac);
         a->setObjectName("newfile_mechanics");
         connect(a, &QAction::triggered, this, &KTechlab::slotFileNewMechanics);
         p->menu()->addAction(a);
         ac->addAction(a->objectName(), a);
     }
 #endif
     {
         //(new QAction( "Microbe", "application-x-microbe", 0, this, SLOT(slotFileNewMicrobe()), ac, "newfile_microbe" ))->plug( p->menu() );
         QAction *a = new QAction(QIcon::fromTheme("application-x-microbe"), i18n("Microbe"), ac);
         a->setObjectName("newfile_microbe");
         connect(a, &QAction::triggered, this, &KTechlab::slotFileNewMicrobe);
         p->menu()->addAction(a);
         ac->addAction(a->objectName(), a);
     }
     // END New File popup
 
     m_recentFiles = KStandardAction::openRecent(this, SLOT(slotLoadRecent(QUrl)), ac);
 
     m_statusbarAction = KStandardAction::showStatusbar(this, SLOT(slotOptionsShowStatusbar()), ac);
     ac->addAction(m_statusbarAction->objectName(), m_statusbarAction);
 
     // BEGIN Project Actions
     ProjectManager *pm = ProjectManager::self();
     {
         // new QAction( i18n("New Project..."), "window-new",           0, pm, SLOT(slotNewProject()),          ac,     "project_new" );
         QAction *a = new QAction(QIcon::fromTheme("window-new"), i18n("New Project..."), ac);
         a->setObjectName("project_new");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotNewProject);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Open Project..."), "project-open",        0, pm, SLOT(slotOpenProject()),         ac,     "project_open" );
         QAction *a = new QAction(QIcon::fromTheme("project-open"), i18n("Open Project..."), ac);
         a->setObjectName("project_open");
         connect(a, &QAction::triggered, pm, qOverload<>(&ProjectManager::slotOpenProject));
         ac->addAction(a->objectName(), a);
     }
     {
         m_recentProjects = new KRecentFilesAction(i18n("Open &Recent Project..."), ac);
         m_recentProjects->setObjectName("project_open_recent");
         connect(m_recentProjects, SIGNAL(urlSelected(QUrl)), ProjectManager::self(), SLOT(slotOpenProject(QUrl)));
         ac->addAction(m_recentProjects->objectName(), m_recentProjects);
     }
     {
         // new QAction( i18n("Export to Makefile..."), "document-export",   0, pm, SLOT(slotExportToMakefile()),        ac, "project_export_makefile" );
         QAction *a = new QAction(QIcon::fromTheme("document-export"), i18n("Export to Makefile..."), ac);
         a->setObjectName("project_export_makefile");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotExportToMakefile);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Create Subproject..."), 0,                0, pm, SLOT(slotCreateSubproject()),        ac, "project_create_subproject" );
         QAction *a = new QAction(i18n("Create Subproject..."), ac);
         a->setObjectName("project_create_subproject");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotCreateSubproject);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Add Existing File..."), "document-open",      0, pm, SLOT(slotAddFile()),                 ac, "project_add_existing_file" );
         QAction *a = new QAction(QIcon::fromTheme("document-open"), i18n("Add Existing File..."), ac);
         a->setObjectName("project_add_existing_file");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotAddFile);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Add Current File..."), "document-import",     0, pm, SLOT(slotAddCurrentFile()),          ac, "project_add_current_file" );
         QAction *a = new QAction(QIcon::fromTheme("document-import"), i18n("Add Current File..."), ac);
         a->setObjectName("project_add_current_file");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotAddCurrentFile);
         ac->addAction(a->objectName(), a);
     }
     //  new QAction( i18n("Project Options"), "configure",          0, pm, SLOT(slotProjectOptions()),          ac, "project_options" );
     // ^ TODO why commented?
     {
         // new QAction( i18n("Close Project"), "window-close",          0, pm, SLOT(slotCloseProject()),            ac, "project_close" );
         QAction *a = new QAction(QIcon::fromTheme("window-close"), i18n("Close Project"), ac);
         a->setObjectName("project_close");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotCloseProject);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Remove from Project"), "edit-delete",     0, pm, SLOT(slotRemoveSelected()),          ac, "project_remove_selected" );
         QAction *a = new QAction(QIcon::fromTheme("edit-delete"), i18n("Remove from Project"), ac);
         a->setObjectName("project_remove_selected");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotRemoveSelected);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Insert Existing File..."), "document-open",   0, pm, SLOT(slotSubprojectAddExistingFile()),   ac, "subproject_add_existing_file" );
         QAction *a = new QAction(QIcon::fromTheme("document-open"), i18n("Insert Existing File..."), ac);
         a->setObjectName("subproject_add_existing_file");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotSubprojectAddExistingFile);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Insert Current File..."), "document-import",  0, pm, SLOT(slotSubprojectAddCurrentFile()),ac, "subproject_add_current_file" );
         QAction *a = new QAction(QIcon::fromTheme("document-import"), i18n("Insert Current File..."), ac);
         a->setObjectName("subproject_add_current_file");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotSubprojectAddCurrentFile);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Linker Options..."), "configure",     0, pm, SLOT(slotSubprojectLinkerOptions()), ac, "project_item_linker_options" );
         QAction *a = new QAction(QIcon::fromTheme("configure"), i18n("Linker Options..."), ac);
         a->setObjectName("project_item_linker_options");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotSubprojectLinkerOptions);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Build..."), "launch",                 0, pm, SLOT(slotItemBuild()),               ac, "project_item_build" );
         QAction *a = new QAction(QIcon::fromTheme("run-build"), i18n("Build..."), ac);
         a->setObjectName("project_item_build");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotItemBuild);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Upload..."), "convert_to_pic",            0, pm, SLOT(slotItemUpload()),              ac, "project_item_upload" );
         QAction *a = new QAction(QIcon::fromTheme("convert_to_pic"), i18n("Upload..."), ac);
         a->setObjectName("project_item_upload");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotItemUpload);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Processing Options..."), "configure", 0, pm, SLOT(slotItemProcessingOptions()),   ac, "project_item_processing_options" );
         QAction *a = new QAction(QIcon::fromTheme("configure"), i18n("Processing Options..."), ac);
         a->setObjectName("project_item_processing_options");
         connect(a, &QAction::triggered, pm, &ProjectManager::slotItemProcessingOptions);
         ac->addAction(a->objectName(), a);
     }
     // END Project Actions
 
     {
         // new QAction( i18n("Split View Left/Right"), "view-split-left-right", Qt::CTRL|Qt::SHIFT|Qt::Key_L, this, SLOT(slotViewSplitLeftRight()), ac, "view_split_leftright" );
         QAction *a = new QAction(QIcon::fromTheme("view-split-left-right"), i18n("Split View Left/Right"), ac);
         a->setObjectName("view_split_leftright");
         connect(a, &QAction::triggered, this, &KTechlab::slotViewSplitLeftRight);
         ac->addAction(a->objectName(), a);
     }
     {
         // new QAction( i18n("Split View Top/Bottom"), "view-split-top-bottom", Qt::CTRL|Qt::SHIFT|Qt::Key_T, this, SLOT(slotViewSplitTopBottom()), ac, "view_split_topbottom" );
         QAction *a = new QAction(QIcon::fromTheme("view-split-top-bottom"), i18n("Split View Top/Bottom"), ac);
         a->setObjectName("view_split_topbottom");
         connect(a, &QAction::triggered, this, &KTechlab::slotViewSplitTopBottom);
         ac->addAction(a->objectName(), a);
     }
     {
         // KToggleAction * ta = new KToggleAction( i18n("Run Simulation"), "media-playback-start", Qt::Key_F10, 0, 0, ac, "simulation_run" );
         KToggleAction *ta = new KToggleAction(QIcon::fromTheme("media-playback-start"), i18n("Run Simulation"), ac);
         ac->setDefaultShortcut(ta, Qt::Key_F10);
         ta->setObjectName("simulation_run");
         ta->setChecked(true);
         connect(ta, &KToggleAction::toggled, Simulator::self(), &Simulator::slotSetSimulating);
         ta->setCheckedState(KGuiItem(i18n("Pause Simulation"), "media-playback-pause", nullptr));
         ac->addAction(ta->objectName(), ta);
     }
 
     // We can call slotCloseProject now that the actions have been created
     ProjectManager::self()->updateActions();
     DocManager::self()->disableContextActions();
 }
 
 void KTechlab::setupExampleActions()
 {
     QStringList categories;
     categories << "555"
                << "basic"
                << "diodes"
                << "jfets"
                << "opamps"
                << "matrix_disp_driver"
                << "mosfets"
                << "transistors";
 
     // A name for the example circuit can be generated from the filename (and
     // will be done so if the filename is not in this list). But the name
     // generation is not that intelligent (e.g. and.circuit should be called
     // "AND", not "And" - poor capitalization. And it also allows translation of
     // names.
     QStringMap filesToNames;
     filesToNames["internals.circuit"] = i18n("Internals");
     filesToNames["square-wave.circuit"] = i18n("Square Wave");
     filesToNames["2-way-switch.circuit"] = i18n("2-Way Switch");
     filesToNames["3-way-switch.circuit"] = i18n("3-Way Switch");
     filesToNames["capacitor.circuit"] = i18n("Capacitor");
     filesToNames["lrc.circuit"] = i18n("LRC");
     filesToNames["resistors-parallel.circuit"] = i18n("Resistors in Parallel");
     filesToNames["resistors-series.circuit"] = i18n("Resistors in Series");
     filesToNames["voltage-divider.circuit"] = i18n("Voltage Divider");
     filesToNames["full-wave-rectifier.circuit"] = i18n("Full Wave Rectifier");
     filesToNames["half-wave-rectifier.circuit"] = i18n("Half Wave Rectifier");
     filesToNames["inverter.circuit"] = i18n("Inverter");
     filesToNames["and.circuit"] = i18n("AND");
     filesToNames["nand.circuit"] = i18n("NAND");
     filesToNames["nor.circuit"] = i18n("NOR");
     filesToNames["or.circuit"] = i18n("OR");
     filesToNames["decoupler.circuit"] = i18n("Decoupler");
     filesToNames["inverting-amplifier.circuit"] = i18n("Inverting Amplifier");
     filesToNames["noninverting-amplifier.circuit"] = i18n("Noninverting Amplifier");
     filesToNames["instrumentation-amplifier.circuit"] = i18n("Instrumentation Amplifier");
     filesToNames["astable-multivibrator.circuit"] = i18n("Astable Multivibrator");
     filesToNames["inverter.circuit"] = i18n("Inverter");
     filesToNames["scmitt-trigger.circuit"] = i18n("Schmitt Trigger");
     filesToNames["switch.circuit"] = i18n("Switch");
     filesToNames["matrix_display.circuit"] = i18n("Matrix Display Driver");
 
     int at = 0;
 
     for (QString category : categories) {
         QDir dir(QStandardPaths::locate(QStandardPaths::AppDataLocation, "examples/" + category + "/", QStandardPaths::LocateDirectory));
 
         // K3PopupMenu * m = static_cast<K3PopupMenu*>(factory()->container( "examples_" + category, this ));
         QMenu *m = static_cast<QMenu *>(factory()->container("examples_" + category, this));
         if (!m) {
             qCWarning(KTL_LOG) << "failed to cast to popup menu: "
                        << "examples_" + category;
             continue;
         }
         connect(m, &QMenu::triggered, this, &KTechlab::openExample);
 
         QStringList files = dir.entryList();
         files.removeAll(".");
         files.removeAll("..");
 
         for (QString fileName : files) {
             QString name = filesToNames[fileName];
             if (name.isEmpty()) {
                 name = fileName;
                 name.remove(".circuit");
                 name.replace("-", " ");
                 name.replace("_", " ");
 
                 // Capitalize the start of each word
                 bool prevWasSpace = true;
                 for (int i = 0; i < name.length(); ++i) {
                     if (prevWasSpace)
                         name[i] = name[i].toUpper();
                     prevWasSpace = name[i].isSpace();
                 }
             }
 
             // m->insertItem( name, at, at ); // 2018.12.02
             m->addAction(name)->setData(at);
             m_exampleFiles[at] = dir.path() + "/" + fileName;
             at++;
         }
     }
 }
 
 void KTechlab::openExample(QAction *action)
 {
     int id = action->data().toInt();
     DocManager::self()->openURL(QUrl::fromLocalFile(m_exampleFiles[id]));
 }
 
 void KTechlab::slotViewContainerActivated(int /*index*/)
 {
     QWidget *viewContainer = m_pViewContainerTabWidget->currentWidget();
     if (!viewContainer) {
         return; // null viewContainer could be selected, when all documents are closed
     }
     m_pFocusedContainer = dynamic_cast<ViewContainer *>(viewContainer);
     m_pFocusedContainer->setFocus();
 }
 
 void KTechlab::slotViewContainerDestroyed(QObject *object)
 {
     m_viewContainerList.removeAll(static_cast<ViewContainer *>(object));
     m_viewContainerList.removeAll(static_cast<ViewContainer *>(nullptr));
     slotUpdateTabWidget();
 }
 
 QAction *KTechlab::actionByName(const QString &name) const
 {
     QAction *action = actionCollection()->action(name);
     if (!action)
         qCCritical(KTL_LOG) << "No such action: " << name;
     return action;
 }
 
 void KTechlab::savePropertiesInConfig(KConfig *conf)
 {
     // Dumbass KMainWindow - can't handle my width/height correctly. Whoever thought of the "+1" hack anyway?!
     // conf->setGroup("UI");
     KConfigGroup grUi = conf->group("UI");
     grUi.writeEntry("Width", width());
     grUi.writeEntry("Height", height());
     // grUi.writeEntry( "WinState", KWin::windowInfo( winId(), NET::WMState ).state() );
     grUi.writeEntry("WinState", qulonglong(KWindowInfo(winId(), NET::WMState).state()));
 
 #ifndef NO_GPSIM
     SymbolViewer::self()->saveProperties(conf);
 #endif
 
     if (ProjectManager::self()->currentProject()) {
         // conf->setGroup("Project");
         KConfigGroup grProject = conf->group("Project");
         grProject.writePathEntry("Open", ProjectManager::self()->currentProject()->url().toDisplayString(QUrl::PreferLocalFile));
     } else {
         conf->deleteGroup("Project");
     }
 
     // BEGIN Open Views State
     // Remvoe old entries describing the save state - we don't want a horrible mish-mash of saved states
     const QStringList groupList = conf->groupList();
     const QStringList::const_iterator groupListEnd = groupList.end();
     for (QStringList::const_iterator it = groupList.begin(); it != groupListEnd; ++it) {
         if ((*it).startsWith("ViewContainer"))
             conf->deleteGroup(*it);
     }
 
     uint viewContainerId = 1;
     const ViewContainerList::iterator vcEnd = m_viewContainerList.end();
     for (ViewContainerList::iterator it = m_viewContainerList.begin(); it != vcEnd; ++it) {
         if (!(*it) || !(*it)->canSaveUsefulStateInfo())
             continue;
 
         // To make sure the ViewContainers are restored in the right order, we must create them in alphabetical order,
         // as KConfig stores them as such...
         const QString id = QString::number(viewContainerId++).rightJustified(4, '0');
 
         // conf->setGroup( "ViewContainer " + id );
         KConfigGroup grViewCont = conf->group("ViewContainer " + id);
         //(*it)->saveState(conf);
         (*it)->saveState(&grViewCont);
     }
     // END Open Views State
 
     KConfigGroup grKateMdi = conf->group("KateMDI");
     saveSession(&grKateMdi);
     // Piss off KMainWindow
     // conf->setGroup("KateMDI");
     int scnum = QApplication::desktop()->screenNumber(parentWidget());
     //QRect desk = QApplication::desktop()->screenGeometry(scnum);
     QList<QScreen*> screenPtrList = QGuiApplication::screens();
     QScreen * screenPtr = screenPtrList.value(scnum);
     QRect desk(0,0,800,600);
     if (screenPtr) {
         desk = screenPtr->geometry();
     }
     grKateMdi.deleteEntry(QString::fromLatin1("Width %1").arg(desk.width()));
     grKateMdi.deleteEntry(QString::fromLatin1("Height %1").arg(desk.height()));
 
     conf->sync();
 }
 
 void KTechlab::readPropertiesInConfig(KConfig *conf)
 {
     startRestore(conf, "KateMDI");
 
     m_recentFiles->loadEntries(conf->group("Recent Files"));
     m_recentProjects->loadEntries(conf->group("Recent Projects"));
 
     // BEGIN Restore Open Views
     if (KTLConfig::restoreDocumentsOnStartup()) {
         // If we have a lot of views open from last time, then opening them will take a long time.
         // So we want to enter the qt event loop to finish drawing the window et al before adding the views.
         qApp->processEvents();
 
         const QStringList groupList = conf->groupList();
         const QStringList::const_iterator groupListEnd = groupList.end();
         for (QStringList::const_iterator it = groupList.begin(); it != groupListEnd; ++it) {
             if ((*it).startsWith("ViewContainer")) {
                 ViewContainer *viewContainer = new ViewContainer(*it);
 
                 // conf->setGroup(*it);
                 KConfigGroup grIt = conf->group(*it);
                 viewContainer->restoreState(&grIt, *it);
 
                 addWindow(viewContainer);
             }
         }
     }
     // END Restore Open Views
 
     // conf->setGroup("Project");
     KConfigGroup grProject = conf->group("Project");
     const QString openValue = grProject.readPathEntry("Open", QString());
     if (!openValue.isEmpty()) {
         ProjectManager::self()->slotOpenProject(QUrl::fromUserInput(openValue));
     }
 
 #ifndef NO_GPSIM
     SymbolViewer::self()->readProperties(conf);
 #endif
 
     finishRestore();
 
     // Dumbass KMainWindow - can't handle my width/height correctly. Whoever thought of the "+1" hack anyway?!
     // conf->setGroup("UI");
     KConfigGroup grUi = conf->group("UI");
     resize(grUi.readEntry("Width", 800), grUi.readEntry("Height", 500));
     const quint32 winStateDef = quint32(NET::Max);
     const quint32 winState = grUi.readEntry("WinState", winStateDef /* NET::Max */);
     KWindowSystem::setState(winId(), NET::States(winState));
     // grUi.readEntry( "WinState", (quint32) NET::Max ) );
 }
 
 void KTechlab::dragEnterEvent(QDragEnterEvent *event)
 {
     // accept uri drops only
     event->setAccepted(event->mimeData()->hasUrls());
 }
 
 void KTechlab::dropEvent(QDropEvent *event)
 {
     // this is a very simplistic implementation of a drop event.  we
     // will only accept a dropped URL.  the Qt dnd code can do *much*
     // much more, so please read the docs there
     const QList<QUrl> urls = event->mimeData()->urls();
 
     // see if we can decode a URI.. if not, just ignore it
     if (!urls.isEmpty()) {
         // okay, we have a URI.. process it
         const QUrl &url = urls.first();
 
         // load in the file
         load(url);
     }
 }
 
 void KTechlab::slotOptionsShowStatusbar()
 {
     // this is all very cut and paste code for showing/hiding the
     // statusbar
     if (m_statusbarAction->isChecked())
         statusBar()->show();
     else
         statusBar()->hide();
 }
 
 void KTechlab::slotOptionsConfigureKeys()
 {
     //     KKeyDialog::configureKeys(actionCollection(), "ktechlabui.rc");
     KShortcutsDialog::showDialog(actionCollection(), KShortcutsEditor::LetterShortcutsAllowed, this);
 }
 
 void KTechlab::slotOptionsConfigureToolbars()
 {
     KEditToolBar *dlg = new KEditToolBar(guiFactory());
 
     if (dlg->exec()) {
         createShellGUI(false);
         createShellGUI(true);
     }
 
     delete dlg;
 }
 
 void KTechlab::slotOptionsPreferences()
 {
     // An instance of your dialog could be already created and could be cached,
     // in which case you want to display the cached dialog instead of creating
     // another one
     if (KConfigDialog::showDialog("settings"))
         return;
 
     // KConfigDialog didn't find an instance of this dialog, so lets create it:
     SettingsDlg *dialog = new SettingsDlg(this, "settings", KTLConfig::self());
 
     // User edited the configuration - update your local copies of the
     // configuration data
     connect(dialog, &SettingsDlg::settingsChanged, this, &KTechlab::slotUpdateConfiguration);
     dialog->show();
 }
 
 void KTechlab::slotUpdateConfiguration()
 {
     emit configurationChanged();
 }
 
 void KTechlab::slotChangeStatusbar(const QString &text)
 {
     // Avoid flicker by repeatedly displaying the same message, as QStatusBar does not check for this
     if (m_lastStatusBarMessage == text)
         return;
 
     statusBar()->showMessage(text);
     m_lastStatusBarMessage = text;
 }
 
 void KTechlab::slotTabContext(const QPoint &pos)
 {
     QTabBar *tabBar = tabWidget()->tabBar();
     QWidget *widget = tabWidget()->widget(tabBar->tabAt(pos));
     if (!widget) {
         return;
     }
     const QPoint globalPos = tabBar->mapToGlobal(pos);
 
     // Shamelessly stolen from KDevelop...
 
     QMenu *tabMenu = new QMenu;
     tabMenu->addSection((dynamic_cast<ViewContainer *>(widget))->windowTitle());
 
     // Find the document on whose tab the user clicked
     m_pContextMenuContainer = nullptr;
 
     m_viewContainerList.removeAll(static_cast<ViewContainer *>(nullptr));
 
     const ViewContainerList::iterator vcEnd = m_viewContainerList.end();
     for (ViewContainerList::iterator it = m_viewContainerList.begin(); it != vcEnd; ++it) {
         ViewContainer *viewContainer = *it;
         if (viewContainer == widget) {
             m_pContextMenuContainer = viewContainer;
 
             tabMenu->addAction(QIcon::fromTheme("tab-close"), i18n("Close"))->setData(0);
 
             View *view = (viewContainer->viewCount() == 1) ? viewContainer->activeView() : nullptr;
 
             if (view && view->document()->isModified())
                 tabMenu->addAction(QIcon::fromTheme("document-save"), i18n("Save"))->setData(1);
 
             if (view && !view->document()->url().isEmpty())
                 tabMenu->addAction(QIcon::fromTheme("view-refresh"), i18n("Reload"))->setData(2);
 
             if (m_viewContainerList.count() > 1)
                 tabMenu->addAction(QIcon::fromTheme("tab-close-other"), i18n("Close All Others"))->setData(4);
         }
     }
 
     connect(tabMenu, &QMenu::triggered, this, &KTechlab::slotTabContextActivated);
 
     tabMenu->exec(globalPos);
     delete tabMenu;
 }
 
 void KTechlab::slotTabContextActivated(QAction *action)
 {
     // Shamelessly stolen from KDevelop...
 
     if (!m_pContextMenuContainer || !action || action->data().isNull())
         return;
 
     View *view = m_pContextMenuContainer->activeView();
     if (!view)
         return;
     QPointer<Document> document = view->document();
 
     switch (action->data().toInt()) {
     case 0: {
         m_pContextMenuContainer->closeViewContainer();
         break;
     }
     case 1:
         document->fileSave();
         break;
     case 2: {
         QUrl url = document->url();
         if (document->fileClose()) {
             delete document;
             DocManager::self()->openURL(url);
         }
         break;
     }
     case 4: {
         const ViewContainerList::iterator vcEnd = m_viewContainerList.end();
         for (ViewContainerList::iterator it = m_viewContainerList.begin(); it != vcEnd; ++it) {
             ViewContainer *viewContainer = *it;
             if (viewContainer && viewContainer != m_pContextMenuContainer) {
                 if (!viewContainer->closeViewContainer())
                     return;
             }
         }
         break;
     }
     default:
         break;
     }
 }
 
 void KTechlab::slotFileNewAssembly()
 {
     TextDocument *document = DocManager::self()->createTextDocument();
     if (document)
         document->slotInitLanguage(TextDocument::ct_asm);
 }
 void KTechlab::slotFileNewMicrobe()
 {
     TextDocument *document = DocManager::self()->createTextDocument();
     if (document)
         document->slotInitLanguage(TextDocument::ct_microbe);
 }
 void KTechlab::slotFileNewC()
 {
     TextDocument *document = DocManager::self()->createTextDocument();
     if (document)
         document->slotInitLanguage(TextDocument::ct_c);
 }
 void KTechlab::slotFileNewCircuit()
 {
     DocManager::self()->createCircuitDocument();
 }
 void KTechlab::slotFileNewFlowCode()
 {
     slotFileNew();
 }
 void KTechlab::slotFileNewMechanics()
 {
     DocManager::self()->createMechanicsDocument();
 }
 
 void KTechlab::slotFileNew()
 {
     NewFileDlg *newFileDlg = new NewFileDlg(this);
 
     const int accepted = newFileDlg->exec();
 
     bool addToProject = newFileDlg->addToProject();
     int finalType = newFileDlg->fileType();
     QString microID = newFileDlg->microID();
     int codeType = newFileDlg->codeType();
 
     delete newFileDlg;
     if (accepted != QDialog::Accepted)
         return;
 
     Document *created = nullptr;
 
     if (finalType == Document::dt_circuit)
         created = DocManager::self()->createCircuitDocument();
 
     else if (finalType == Document::dt_flowcode) {
         FlowCodeDocument *fcd = DocManager::self()->createFlowCodeDocument();
         fcd->setPicType(microID);
         created = fcd;
     }
 
     else if (finalType == Document::dt_mechanics)
         created = DocManager::self()->createMechanicsDocument();
 
     else {
         // Presumably a text document
         TextDocument *textDocument = DocManager::self()->createTextDocument();
 
         if (textDocument)
             textDocument->slotInitLanguage(TextDocument::CodeType(codeType));
 
         created = textDocument;
     }
 
     if (created && addToProject)
         created->setAddToProjectOnSave(true);
 }
 
 void KTechlab::slotFileOpen()
 {
     // this slot is called whenever the File->Open menu is selected,
     // the Open shortcut is pressed (usually CTRL+O) or the Open toolbar
     // button is clicked
 
     // standard filedialog
     const QList<QUrl> urls = getFileURLs();
     for (const QUrl &url : urls)
         load(url);
 }
 
 void KTechlab::addRecentFile(const QUrl &url)
 {
     KSharedConfigPtr config = KSharedConfig::openConfig();
     m_recentFiles->addUrl(url);
     m_recentFiles->saveEntries(config->group("Recent Files"));
     config->sync();
     emit recentFileAdded(url);
 }
 
 QList<QUrl> KTechlab::getFileURLs(bool allowMultiple)
 {
     QString filter;
     filter = QString(
                  "*|%1 (*)\n"
                  ";;*.asm *.src *.inc|%2 (*.asm, *.src, *.inc)\n"
                  ";;*.hex|%3 (*.hex)\n"
                  ";;*.circuit|%4 (*.circuit)\n"
                  ";;*.flowcode|FlowCode (*.flowcode)\n"
                  ";;*.basic *.microbe|Microbe (*.microbe, *.basic)"
                  /*"*.mechanics|Mechanics (*.mechanics)\n"*/)
                  .arg(i18n("All Files"))
                  .arg(i18n("Assembly Code"))
                  .arg(i18n("Intel Hex"))
                  .arg(i18n("Circuit"));
 
     if (allowMultiple)
         return QFileDialog::getOpenFileUrls(nullptr, i18n("Open Location"), QUrl(), filter);
 
     else {
         QUrl ret = QFileDialog::getOpenFileUrl(nullptr, i18n("Open Location"), QUrl(), filter);
         return {ret};
     }
 }
 
 void KTechlab::slotDocModifiedChanged()
 {
     // BEGIN Set tab icons
     const ViewContainerList::iterator vcEnd = m_viewContainerList.end();
     for (ViewContainerList::iterator it = m_viewContainerList.begin(); it != vcEnd; ++it) {
         ViewContainer *vc = *it;
         if (!vc || !vc->activeView() || !vc->activeView()->document())
             continue;
 
         QIcon icon;
 
         if (vc->activeView()->document()->isModified()) {
             icon = QIcon::fromTheme("document-save");
         } else {
             switch (vc->activeView()->document()->type()) {
             case Document::dt_circuit:
                 icon = QIcon::fromTheme("application-x-circuit");
                 break;
 
             case Document::dt_flowcode:
                 icon = QIcon::fromTheme("application-x-flowcode");
                 break;
 
             case Document::dt_mechanics:
                 icon = QIcon::fromTheme("ktechlab_mechanics");
                 break;
 
             case Document::dt_text:
                 icon = QIcon::fromTheme("text-x-generic");
                 break;
 
             case Document::dt_pinMapEditor:
                 break;
 
             case Document::dt_none:
                 icon = QIcon::fromTheme("application-x-zerosize");
                 break;
             }
         }
 
         tabWidget()->setTabIcon(tabWidget()->indexOf(vc), icon);
     }
     // END Set tab icons
 }
 
 void KTechlab::requestUpdateCaptions()
 {
     m_pUpdateCaptionsTimer->setSingleShot(true);
     m_pUpdateCaptionsTimer->start(0 /*, true */);
 }
 
 void KTechlab::slotUpdateCaptions()
 {
     // BEGIN Set KTechlab caption
     Document *document = DocManager::self()->getFocusedDocument();
     QString newCaption;
     if (document) {
         QUrl url = document->url();
         if (url.isEmpty())
             newCaption = document->caption();
         else {
             if (url.isLocalFile() && !url.hasFragment() && !url.hasQuery())
                 newCaption = url.toLocalFile();
             else
                 newCaption = url.toDisplayString(QUrl::PreferLocalFile);
         }
     } else
         newCaption = "";
 
     if (newCaption != windowTitle().remove(" - KTechlab")) {
         setWindowTitle(newCaption);
     }
     // END Set KTechlab caption
 
     // BEGIN Set tab captions
     emit needUpdateCaptions();
 
     if (document && document->activeView() && document->activeView()->viewContainer()) {
         document->activeView()->viewContainer()->updateCaption();
     }
     // END Set tab captions
 }
 
 void KTechlab::slotDocUndoRedoChanged()
 {
     Document *document = DocManager::self()->getFocusedDocument();
     if (!document)
         return;
 
     action("edit_undo")->setEnabled(document->isUndoAvailable());
     action("edit_redo")->setEnabled(document->isRedoAvailable());
 }
 
 void KTechlab::slotFileSave()
 {
     Document *document = DocManager::self()->getFocusedDocument();
     if (document)
         document->fileSave();
 }
 
 void KTechlab::slotFileSaveAs()
 {
     Document *document = DocManager::self()->getFocusedDocument();
     if (document)
         document->fileSaveAs();
 }
 
 void KTechlab::slotFilePrint()
 {
     Document *document = DocManager::self()->getFocusedDocument();
     if (document)
         document->print();
 }
 
 bool KTechlab::queryClose()
 {
     KSharedConfigPtr cfgPtr = KSharedConfig::openConfig();
     // saveProperties( KGlobal::config() );
     savePropertiesInConfig(cfgPtr.data());
 
     if (DocManager::self()->closeAll() && ProjectManager::self()->slotCloseProject()) {
         // Make ourself "deleted"
         m_pSelf = nullptr;
         return true;
     }
 
     return false;
 }
 
 void KTechlab::slotFileQuit()
 {
     // close the first window, the list makes the next one the first again.
     // This ensures that queryClose() is called on each window to ask for closing
     // KMainWindow* w;
     if (!memberList().isEmpty()) {
         QList<KMainWindow *> mainWindowList = memberList();
         // for( w=memberList->first(); w!=0; w=memberList->next() )
         for (QList<KMainWindow *>::iterator itWnd = mainWindowList.begin(); itWnd != mainWindowList.end(); ++itWnd) {
             // only close the window if the closeEvent is accepted. If the user presses Cancel on the saveModified() dialog,
             // the window and the application stay open.
             // if( !w->close() ) break;
             if (!(*itWnd)->close())
                 break;
         }
     }
 
     slotChangeStatusbar(i18n("Exiting..."));
 }
 
 void KTechlab::slotEditUndo()
 {
     Document *document = DocManager::self()->getFocusedDocument();
     if (document)
         document->undo();
 }
 
 void KTechlab::slotEditRedo()
 {
     Document *document = DocManager::self()->getFocusedDocument();
     if (document)
         document->redo();
 }
 
 void KTechlab::slotEditCut()
 {
     Document *document = DocManager::self()->getFocusedDocument();
     if (document)
         document->cut();
 }
 
 void KTechlab::slotEditCopy()
 {
     Document *document = DocManager::self()->getFocusedDocument();
     if (document)
         document->copy();
 }
 
 void KTechlab::slotEditPaste()
 {
     Document *document = DocManager::self()->getFocusedDocument();
     if (document)
         document->paste();
 }
 
 void KTechlab::slotViewContainerClose()
 {
     if (m_pFocusedContainer)
         m_pFocusedContainer->closeViewContainer();
 }
 void KTechlab::slotViewClose()
 {
     View *view = DocManager::self()->getFocusedView();
     if (view)
         view->closeView();
 }
 void KTechlab::slotViewSplitLeftRight()
 {
     View *view = DocManager::self()->getFocusedView();
     if (!view)
         return;
     ViewContainer *vc = view->viewContainer();
     uint vaId = vc->createViewArea(view->viewAreaId(), ViewArea::Right, true);
     //  view->document()->createView( vc, vaId );
     (void)vaId;
 }
 void KTechlab::slotViewSplitTopBottom()
 {
     View *view = DocManager::self()->getFocusedView();
     if (!view)
         return;
     ViewContainer *vc = view->viewContainer();
     uint vaId = vc->createViewArea(view->viewAreaId(), ViewArea::Bottom, true);
     //  view->document()->createView( vc, vaId );
     (void)vaId;
 }
 
 #include "moc_ktechlab.cpp"