diff --git a/src/Session.cpp b/src/Session.cpp
index 0e144528..ac49418a 100644
--- a/src/Session.cpp
+++ b/src/Session.cpp
@@ -1,1795 +1,1792 @@
 /*
     This file is part of Konsole
 
     Copyright 2006-2008 by Robert Knight <robertknight@gmail.com>
     Copyright 1997,1998 by Lars Doelle <lars.doelle@on-line.de>
     Copyright 2009 by Thomas Dreibholz <dreibh@iem.uni-due.de>
 
     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.
 
     This program 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 this program; if not, write to the Free Software
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
     02110-1301  USA.
 */
 
 // Own
 #include "Session.h"
 
 // Standard
 #include <cstdlib>
 #include <csignal>
 #include <unistd.h>
 
 // Qt
 #include <QApplication>
 #include <QColor>
 #include <QDir>
 #include <QFile>
 #include <QStringList>
 #include <QKeyEvent>
 
 // KDE
 #include <KLocalizedString>
 #include <KNotification>
 #include <KRun>
 #include <KShell>
 #include <KProcess>
 #include <KConfigGroup>
 #include <KIO/DesktopExecParser>
 
 // Konsole
 #include <sessionadaptor.h>
 
 #include "ProcessInfo.h"
 #include "Pty.h"
 #include "TerminalDisplay.h"
 #include "ShellCommand.h"
 #include "Vt102Emulation.h"
 #include "ZModemDialog.h"
 #include "History.h"
 #include "konsoledebug.h"
 #include "SessionManager.h"
 #include "ProfileManager.h"
 #include "Profile.h"
 
 using namespace Konsole;
 
 int Session::lastSessionId = 0;
 static bool show_disallow_certain_dbus_methods_message = true;
 
 static const int ZMODEM_BUFFER_SIZE = 1048576; // 1 Mb
 
 Session::Session(QObject* parent) :
     QObject(parent)
     , _uniqueIdentifier(QUuid())
     , _shellProcess(nullptr)
     , _emulation(nullptr)
     , _views(QList<TerminalDisplay *>())
     , _monitorActivity(false)
     , _monitorSilence(false)
     , _notifiedActivity(false)
     , _silenceSeconds(10)
     , _silenceTimer(nullptr)
     , _activityTimer(nullptr)
     , _autoClose(true)
     , _closePerUserRequest(false)
     , _nameTitle(QString())
     , _displayTitle(QString())
     , _userTitle(QString())
     , _localTabTitleFormat(QString())
     , _remoteTabTitleFormat(QString())
     , _tabTitleSetByUser(false)
     , _iconName(QString())
     , _iconText(QString())
     , _addToUtmp(true)
     , _flowControlEnabled(true)
     , _program(QString())
     , _arguments(QStringList())
     , _environment(QStringList())
     , _sessionId(0)
     , _initialWorkingDir(QString())
     , _currentWorkingDir(QString())
     , _reportedWorkingUrl(QUrl())
     , _sessionProcessInfo(nullptr)
     , _foregroundProcessInfo(nullptr)
     , _foregroundPid(0)
     , _zmodemBusy(false)
     , _zmodemProc(nullptr)
     , _zmodemProgress(nullptr)
     , _hasDarkBackground(false)
     , _preferredSize(QSize())
     , _readOnly(false)
     , _isPrimaryScreen(true)
 {
     _uniqueIdentifier = QUuid::createUuid();
 
     //prepare DBus communication
     new SessionAdaptor(this);
     _sessionId = ++lastSessionId;
     QDBusConnection::sessionBus().registerObject(QLatin1String("/Sessions/") + QString::number(_sessionId), this);
 
     //create emulation backend
     _emulation = new Vt102Emulation();
 
     connect(_emulation, &Konsole::Emulation::sessionAttributeChanged, this, &Konsole::Session::setSessionAttribute);
     connect(_emulation, &Konsole::Emulation::stateSet, this, &Konsole::Session::activityStateSet);
     connect(_emulation, &Konsole::Emulation::zmodemDownloadDetected, this, &Konsole::Session::fireZModemDownloadDetected);
     connect(_emulation, &Konsole::Emulation::zmodemUploadDetected, this, &Konsole::Session::fireZModemUploadDetected);
     connect(_emulation, &Konsole::Emulation::changeTabTextColorRequest, this, &Konsole::Session::changeTabTextColor);
     connect(_emulation, &Konsole::Emulation::profileChangeCommandReceived, this, &Konsole::Session::profileChangeCommandReceived);
     connect(_emulation, &Konsole::Emulation::flowControlKeyPressed, this, &Konsole::Session::updateFlowControlState);
     connect(_emulation, &Konsole::Emulation::primaryScreenInUse, this, &Konsole::Session::onPrimaryScreenInUse);
     connect(_emulation, &Konsole::Emulation::selectionChanged, this, &Konsole::Session::selectionChanged);
     connect(_emulation, &Konsole::Emulation::imageResizeRequest, this, &Konsole::Session::resizeRequest);
     connect(_emulation, &Konsole::Emulation::sessionAttributeRequest, this, &Konsole::Session::sessionAttributeRequest);
 
     //create new teletype for I/O with shell process
     openTeletype(-1);
 
     //setup timer for monitoring session activity & silence
     _silenceTimer = new QTimer(this);
     _silenceTimer->setSingleShot(true);
     connect(_silenceTimer, &QTimer::timeout, this, &Konsole::Session::silenceTimerDone);
 
     _activityTimer = new QTimer(this);
     _activityTimer->setSingleShot(true);
     connect(_activityTimer, &QTimer::timeout, this, &Konsole::Session::activityTimerDone);
 }
 
 Session::~Session()
 {
     delete _foregroundProcessInfo;
     delete _sessionProcessInfo;
     delete _emulation;
     delete _shellProcess;
     delete _zmodemProc;
 }
 
 void Session::openTeletype(int fd)
 {
     if (isRunning()) {
         qWarning() << "Attempted to open teletype in a running session.";
         return;
     }
 
     delete _shellProcess;
 
     if (fd < 0) {
         _shellProcess = new Pty();
     } else {
         _shellProcess = new Pty(fd);
     }
 
     _shellProcess->setUtf8Mode(_emulation->utf8());
 
     // connect the I/O between emulator and pty process
     connect(_shellProcess, &Konsole::Pty::receivedData, this, &Konsole::Session::onReceiveBlock);
     connect(_emulation, &Konsole::Emulation::sendData, _shellProcess, &Konsole::Pty::sendData);
 
     // UTF8 mode
     connect(_emulation, &Konsole::Emulation::useUtf8Request, _shellProcess, &Konsole::Pty::setUtf8Mode);
 
     // get notified when the pty process is finished
     connect(_shellProcess,
             QOverload<int,QProcess::ExitStatus>::of(&Konsole::Pty::finished),
             this, &Konsole::Session::done);
 
     // emulator size
     // Use a direct connection to ensure that the window size is set before it runs
     connect(_emulation, &Konsole::Emulation::imageSizeChanged, this, &Konsole::Session::updateWindowSize, Qt::DirectConnection);
     connect(_emulation, &Konsole::Emulation::imageSizeInitialized, this, &Konsole::Session::run);
 }
 
 WId Session::windowId() const
 {
     // Returns a window ID for this session which is used
     // to set the WINDOWID environment variable in the shell
     // process.
     //
     // Sessions can have multiple views or no views, which means
     // that a single ID is not always going to be accurate.
     //
     // If there are no views, the window ID is just 0.  If
     // there are multiple views, then the window ID for the
     // top-level window which contains the first view is
     // returned
 
     if (_views.count() == 0) {
         return 0;
     } else {
         /**
          * compute the windows id to use
          * doesn't call winId on some widget, as this might lead
          * to rendering artifacts as this will trigger the
          * creation of a native window, see https://doc.qt.io/qt-5/qwidget.html#winId
          * instead, use https://doc.qt.io/qt-5/qwidget.html#effectiveWinId
          */
         QWidget* widget = _views.first();
         Q_ASSERT(widget);
         return widget->effectiveWinId();
     }
 }
 
 void Session::setDarkBackground(bool darkBackground)
 {
     _hasDarkBackground = darkBackground;
 }
 
 bool Session::isRunning() const
 {
     return (_shellProcess != nullptr) && (_shellProcess->state() == QProcess::Running);
 }
 
 void Session::setCodec(QTextCodec* codec)
 {
     if (isReadOnly()) {
         return;
     }
 
     emulation()->setCodec(codec);
 }
 
 bool Session::setCodec(const QByteArray& name)
 {
     QTextCodec* codec = QTextCodec::codecForName(name);
 
     if (codec != nullptr) {
         setCodec(codec);
         return true;
     } else {
         return false;
     }
 }
 
 QByteArray Session::codec()
 {
     return _emulation->codec()->name();
 }
 
 void Session::setProgram(const QString& program)
 {
     _program = ShellCommand::expand(program);
 }
 
 void Session::setArguments(const QStringList& arguments)
 {
     _arguments = ShellCommand::expand(arguments);
 }
 
 void Session::setInitialWorkingDirectory(const QString& dir)
 {
     _initialWorkingDir = validDirectory(KShell::tildeExpand(ShellCommand::expand(dir)));
 }
 
 QString Session::currentWorkingDirectory()
 {
     if (_reportedWorkingUrl.isValid() && _reportedWorkingUrl.isLocalFile()) {
         return _reportedWorkingUrl.path();
     }
 
     // only returned cached value
     if (_currentWorkingDir.isEmpty()) {
         updateWorkingDirectory();
     }
 
     return _currentWorkingDir;
 }
 void Session::updateWorkingDirectory()
 {
     updateSessionProcessInfo();
 
     const QString currentDir = _sessionProcessInfo->validCurrentDir();
     if (currentDir != _currentWorkingDir) {
         _currentWorkingDir = currentDir;
         emit currentDirectoryChanged(_currentWorkingDir);
     }
 }
 
 QList<TerminalDisplay*> Session::views() const
 {
     return _views;
 }
 
 void Session::addView(TerminalDisplay* widget)
 {
     Q_ASSERT(!_views.contains(widget));
 
     _views.append(widget);
 
     // connect emulation - view signals and slots
     connect(widget, &Konsole::TerminalDisplay::keyPressedSignal, _emulation, &Konsole::Emulation::sendKeyEvent);
     connect(widget, &Konsole::TerminalDisplay::mouseSignal, _emulation, &Konsole::Emulation::sendMouseEvent);
     connect(widget, &Konsole::TerminalDisplay::sendStringToEmu, _emulation, &Konsole::Emulation::sendString);
 
     // allow emulation to notify the view when the foreground process
     // indicates whether or not it is interested in Mouse Tracking events
     connect(_emulation, &Konsole::Emulation::programRequestsMouseTracking, widget, &Konsole::TerminalDisplay::setUsesMouseTracking);
 
     widget->setUsesMouseTracking(_emulation->programUsesMouseTracking());
 
     connect(_emulation, &Konsole::Emulation::enableAlternateScrolling, widget, &Konsole::TerminalDisplay::setAlternateScrolling);
 
     connect(_emulation, &Konsole::Emulation::programBracketedPasteModeChanged, widget, &Konsole::TerminalDisplay::setBracketedPasteMode);
 
     widget->setBracketedPasteMode(_emulation->programBracketedPasteMode());
 
     widget->setScreenWindow(_emulation->createWindow());
 
     //connect view signals and slots
     connect(widget, &Konsole::TerminalDisplay::changedContentSizeSignal, this, &Konsole::Session::onViewSizeChange);
 
     connect(widget, &Konsole::TerminalDisplay::destroyed, this, &Konsole::Session::viewDestroyed);
 
     connect(widget, &Konsole::TerminalDisplay::focusLost, _emulation, &Konsole::Emulation::focusLost);
     connect(widget, &Konsole::TerminalDisplay::focusGained, _emulation, &Konsole::Emulation::focusGained);
 
     connect(_emulation, &Konsole::Emulation::setCursorStyleRequest, widget, &Konsole::TerminalDisplay::setCursorStyle);
     connect(_emulation, &Konsole::Emulation::resetCursorStyleRequest, widget, &Konsole::TerminalDisplay::resetCursorStyle);
 }
 
 void Session::viewDestroyed(QObject* view)
 {
     auto* display = reinterpret_cast<TerminalDisplay*>(view);
 
     Q_ASSERT(_views.contains(display));
 
     removeView(display);
 }
 
 void Session::removeView(TerminalDisplay* widget)
 {
     _views.removeAll(widget);
 
     disconnect(widget, nullptr, this, nullptr);
 
     // disconnect
     //  - key presses signals from widget
     //  - mouse activity signals from widget
     //  - string sending signals from widget
     //
     //  ... and any other signals connected in addView()
     disconnect(widget, nullptr, _emulation, nullptr);
 
     // disconnect state change signals emitted by emulation
     disconnect(_emulation, nullptr, widget, nullptr);
 
     // close the session automatically when the last view is removed
     if (_views.count() == 0) {
         close();
     }
 }
 
 // Upon a KPty error, there is no description on what that error was...
 // Check to see if the given program is executable.
 QString Session::checkProgram(const QString& program)
 {
     QString exec = program;
 
     if (exec.isEmpty()) {
         return QString();
     }
 
     QFileInfo info(exec);
     if (info.isAbsolute() && info.exists() && info.isExecutable()) {
         return exec;
     }
 
     exec = KIO::DesktopExecParser::executablePath(exec);
     exec = KShell::tildeExpand(exec);
     const QString pexec = QStandardPaths::findExecutable(exec);
     if (pexec.isEmpty()) {
         qCritical() << i18n("Could not find binary: ") << exec;
         return QString();
     }
 
     return exec;
 }
 
 void Session::terminalWarning(const QString& message)
 {
     static const QByteArray warningText = i18nc("@info:shell Alert the user with red color text", "Warning: ").toLocal8Bit();
     QByteArray messageText = message.toLocal8Bit();
 
     static const char redPenOn[] = "\033[1m\033[31m";
     static const char redPenOff[] = "\033[0m";
 
     _emulation->receiveData(redPenOn, qstrlen(redPenOn));
     _emulation->receiveData("\n\r\n\r", 4);
     _emulation->receiveData(warningText.constData(), qstrlen(warningText.constData()));
     _emulation->receiveData(messageText.constData(), qstrlen(messageText.constData()));
     _emulation->receiveData("\n\r\n\r", 4);
     _emulation->receiveData(redPenOff, qstrlen(redPenOff));
 }
 
 QString Session::shellSessionId() const
 {
     QString friendlyUuid(_uniqueIdentifier.toString());
     friendlyUuid.remove(QLatin1Char('-')).remove(QLatin1Char('{')).remove(QLatin1Char('}'));
 
     return friendlyUuid;
 }
 
 void Session::run()
 {
     // FIXME: run() is called twice in some instances
     if (isRunning()) {
         qCDebug(KonsoleDebug) << "Attempted to re-run an already running session (" << _shellProcess->pid() << ")";
         return;
     }
 
     //check that everything is in place to run the session
     if (_program.isEmpty()) {
         qWarning() << "Program to run not set.";
     }
     if (_arguments.isEmpty()) {
         qWarning() << "No command line arguments specified.";
     }
     if (_uniqueIdentifier.isNull()) {
         _uniqueIdentifier = QUuid::createUuid();
     }
 
     const int CHOICE_COUNT = 3;
     // if '_program' is empty , fall back to default shell. If that is not set
     // then fall back to /bin/sh
     QString programs[CHOICE_COUNT] = {_program, QString::fromUtf8(qgetenv("SHELL")), QStringLiteral("/bin/sh")};
     QString exec;
     int choice = 0;
     while (choice < CHOICE_COUNT) {
         exec = checkProgram(programs[choice]);
         if (exec.isEmpty()) {
             choice++;
         } else {
             break;
         }
     }
 
     // if a program was specified via setProgram(), but it couldn't be found, print a warning
     if (choice != 0 && choice < CHOICE_COUNT && !_program.isEmpty()) {
         terminalWarning(i18n("Could not find '%1', starting '%2' instead.  Please check your profile settings.", _program, exec));
         // if none of the choices are available, print a warning
     } else if (choice == CHOICE_COUNT) {
         terminalWarning(i18n("Could not find an interactive shell to start."));
         return;
     }
 
     // if no arguments are specified, fall back to program name
     QStringList arguments = _arguments.join(QLatin1Char(' ')).isEmpty() ?
                             QStringList() << exec :
                             _arguments;
 
     if (!_initialWorkingDir.isEmpty()) {
         _shellProcess->setInitialWorkingDirectory(_initialWorkingDir);
     } else {
         _shellProcess->setInitialWorkingDirectory(QDir::currentPath());
     }
 
     _shellProcess->setFlowControlEnabled(_flowControlEnabled);
     _shellProcess->setEraseChar(_emulation->eraseChar());
     _shellProcess->setUseUtmp(_addToUtmp);
 
     // this is not strictly accurate use of the COLORFGBG variable.  This does not
     // tell the terminal exactly which colors are being used, but instead approximates
     // the color scheme as "black on white" or "white on black" depending on whether
     // the background color is deemed dark or not
     const QString backgroundColorHint = _hasDarkBackground ? QStringLiteral("COLORFGBG=15;0") : QStringLiteral("COLORFGBG=0;15");
     addEnvironmentEntry(backgroundColorHint);
 
     addEnvironmentEntry(QStringLiteral("SHELL_SESSION_ID=%1").arg(shellSessionId()));
 
     addEnvironmentEntry(QStringLiteral("WINDOWID=%1").arg(QString::number(windowId())));
 
     const QString dbusService = QDBusConnection::sessionBus().baseService();
     addEnvironmentEntry(QStringLiteral("KONSOLE_DBUS_SERVICE=%1").arg(dbusService));
 
     const QString dbusObject = QStringLiteral("/Sessions/%1").arg(QString::number(_sessionId));
     addEnvironmentEntry(QStringLiteral("KONSOLE_DBUS_SESSION=%1").arg(dbusObject));
 
     int result = _shellProcess->start(exec, arguments, _environment);
     if (result < 0) {
         terminalWarning(i18n("Could not start program '%1' with arguments '%2'.", exec, arguments.join(QLatin1String(" "))));
         terminalWarning(_shellProcess->errorString());
         return;
     }
 
     _shellProcess->setWriteable(false);  // We are reachable via kwrited.
 
     emit started();
 }
 
 void Session::setSessionAttribute(int what, const QString& caption)
 {
     // set to true if anything has actually changed
     // eg. old _nameTitle != new _nameTitle
     bool modified = false;
 
     if ((what == IconNameAndWindowTitle) || (what == WindowTitle)) {
         if (_userTitle != caption) {
             _userTitle = caption;
             modified = true;
         }
     }
 
     if ((what == IconNameAndWindowTitle) || (what == IconName)) {
         if (_iconText != caption) {
             _iconText = caption;
             modified = true;
         }
     }
 
     if (what == TextColor || what == BackgroundColor) {
         QString colorString = caption.section(QLatin1Char(';'), 0, 0);
         QColor color = QColor(colorString);
         if (color.isValid()) {
             if (what == TextColor) {
                 emit changeForegroundColorRequest(color);
             } else {
                 emit changeBackgroundColorRequest(color);
             }
         }
     }
 
     if (what == SessionName) {
         if (_localTabTitleFormat != caption) {
             _localTabTitleFormat = caption;
             setTitle(Session::DisplayedTitleRole, caption);
             modified = true;
         }
     }
 
     /* The below use of 32 works but appears to non-standard.
        It is from a commit from 2004 c20973eca8776f9b4f15bee5fdcb5a3205aa69de
      */
     // change icon via \033]32;Icon\007
     if (what == SessionIcon) {
         if (_iconName != caption) {
             _iconName = caption;
 
             modified = true;
         }
     }
 
     if (what == CurrentDirectory) {
         _reportedWorkingUrl = QUrl::fromUserInput(caption);
         emit currentDirectoryChanged(currentWorkingDirectory());
         modified = true;
     }
 
     if (what == ProfileChange) {
         emit profileChangeCommandReceived(caption);
         return;
     }
 
     if (modified) {
         emit sessionAttributeChanged();
     }
 }
 
 QString Session::userTitle() const
 {
     return _userTitle;
 }
 void Session::setTabTitleFormat(TabTitleContext context , const QString& format)
 {
     if (context == LocalTabTitle) {
         _localTabTitleFormat = format;
         ProcessInfo* process = getProcessInfo();
         process->setUserNameRequired(format.contains(QLatin1String("%u")));
     } else if (context == RemoteTabTitle) {
         _remoteTabTitleFormat = format;
     }
 }
 QString Session::tabTitleFormat(TabTitleContext context) const
 {
     if (context == LocalTabTitle) {
         return _localTabTitleFormat;
     } else if (context == RemoteTabTitle) {
         return _remoteTabTitleFormat;
     }
 
     return QString();
 }
 
 void Session::tabTitleSetByUser(bool set)
 {
     _tabTitleSetByUser = set;
 }
 
 bool Session::isTabTitleSetByUser() const
 {
     return _tabTitleSetByUser;
 }
 
 void Session::silenceTimerDone()
 {
     //FIXME: The idea here is that the notification popup will appear to tell the user than output from
     //the terminal has stopped and the popup will disappear when the user activates the session.
     //
     //This breaks with the addition of multiple views of a session.  The popup should disappear
     //when any of the views of the session becomes active
 
     //FIXME: Make message text for this notification and the activity notification more descriptive.
     if (!_monitorSilence) {
         emit stateChanged(NOTIFYNORMAL);
         return;
     }
 
     bool hasFocus = false;
     for (const TerminalDisplay *display : qAsConst(_views)) {
         if (display->hasFocus()) {
             hasFocus = true;
             break;
         }
     }
 
     KNotification::event(hasFocus ? QStringLiteral("Silence") : QStringLiteral("SilenceHidden"),
             i18n("Silence in session '%1'", _nameTitle), QPixmap(),
             QApplication::activeWindow(),
             KNotification::CloseWhenWidgetActivated);
     emit stateChanged(NOTIFYSILENCE);
 }
 
 void Session::activityTimerDone()
 {
     _notifiedActivity = false;
 }
 
 void Session::updateFlowControlState(bool suspended)
 {
     if (suspended) {
         if (flowControlEnabled()) {
             for (TerminalDisplay *display : qAsConst(_views)) {
                 if (display->flowControlWarningEnabled()) {
                     display->outputSuspended(true);
                 }
             }
         }
     } else {
         for (TerminalDisplay *display : qAsConst(_views)) {
             display->outputSuspended(false);
         }
     }
 }
 
 void Session::changeTabTextColor(int i)
 {
     qCDebug(KonsoleDebug) << "Changing tab text color is not implemented "<<i;
 }
 
 void Session::onPrimaryScreenInUse(bool use)
 {
 
     _isPrimaryScreen = use;
     emit primaryScreenInUse(use);
 }
 bool Session::isPrimaryScreen()
 {
     return _isPrimaryScreen;
 }
 
 void Session::sessionAttributeRequest(int id)
 {
     switch (id) {
         case BackgroundColor:
             // Get 'TerminalDisplay' (_view) background color
             emit getBackgroundColor();
             break;
     }
 }
 
 void Session::activityStateSet(int state)
 {
     // TODO: should this hardcoded interval be user configurable?
     const int activityMaskInSeconds = 15;
 
     if (state == NOTIFYBELL) {
         emit bellRequest(i18n("Bell in session '%1'", _nameTitle));
     } else if (state == NOTIFYACTIVITY) {
         // Don't notify if the terminal is active
         bool hasFocus = false;
         for (const TerminalDisplay *display : qAsConst(_views)) {
             if (display->hasFocus()) {
                 hasFocus = true;
                 break;
             }
         }
 
         if (_monitorActivity  && !_notifiedActivity) {
             KNotification::event(hasFocus ? QStringLiteral("Activity") : QStringLiteral("ActivityHidden"),
                                  i18n("Activity in session '%1'", _nameTitle), QPixmap(),
                                  QApplication::activeWindow(),
                                  KNotification::CloseWhenWidgetActivated);
 
             // mask activity notification for a while to avoid flooding
             _notifiedActivity = true;
             _activityTimer->start(activityMaskInSeconds * 1000);
         }
 
         // reset the counter for monitoring continuous silence since there is activity
         if (_monitorSilence) {
             _silenceTimer->start(_silenceSeconds * 1000);
         }
     }
 
     if (state == NOTIFYACTIVITY && !_monitorActivity) {
         state = NOTIFYNORMAL;
     }
     if (state == NOTIFYSILENCE && !_monitorSilence) {
         state = NOTIFYNORMAL;
     }
 
     emit stateChanged(state);
 }
 
 void Session::onViewSizeChange(int /*height*/, int /*width*/)
 {
     updateTerminalSize();
 }
 
 void Session::updateTerminalSize()
 {
     int minLines = -1;
     int minColumns = -1;
 
     // minimum number of lines and columns that views require for
     // their size to be taken into consideration ( to avoid problems
     // with new view widgets which haven't yet been set to their correct size )
     const int VIEW_LINES_THRESHOLD = 2;
     const int VIEW_COLUMNS_THRESHOLD = 2;
 
     //select largest number of lines and columns that will fit in all visible views
     for (TerminalDisplay *view : qAsConst(_views)) {
         if (!view->isHidden() &&
                 view->lines() >= VIEW_LINES_THRESHOLD &&
                 view->columns() >= VIEW_COLUMNS_THRESHOLD) {
             minLines = (minLines == -1) ? view->lines() : qMin(minLines , view->lines());
             minColumns = (minColumns == -1) ? view->columns() : qMin(minColumns , view->columns());
             view->processFilters();
         }
     }
 
     // backend emulation must have a _terminal of at least 1 column x 1 line in size
     if (minLines > 0 && minColumns > 0) {
         _emulation->setImageSize(minLines , minColumns);
     }
 }
 void Session::updateWindowSize(int lines, int columns)
 {
     Q_ASSERT(lines > 0 && columns > 0);
     _shellProcess->setWindowSize(columns, lines);
 }
 void Session::refresh()
 {
     // attempt to get the shell process to redraw the display
     //
     // this requires the program running in the shell
     // to cooperate by sending an update in response to
     // a window size change
     //
     // the window size is changed twice, first made slightly larger and then
     // resized back to its normal size so that there is actually a change
     // in the window size (some shells do nothing if the
     // new and old sizes are the same)
     //
     // if there is a more 'correct' way to do this, please
     // send an email with method or patches to konsole-devel@kde.org
 
     const QSize existingSize = _shellProcess->windowSize();
     _shellProcess->setWindowSize(existingSize.width() + 1, existingSize.height());
     // introduce small delay to avoid changing size too quickly
     QThread::usleep(500);
     _shellProcess->setWindowSize(existingSize.width(), existingSize.height());
 }
 
 void Session::sendSignal(int signal)
 {
     const ProcessInfo* process = getProcessInfo();
     bool ok = false;
     int pid;
     pid = process->foregroundPid(&ok);
 
     if (ok) {
         ::kill(pid, signal);
     }
 }
 
 void Session::reportBackgroundColor(const QColor& c)
 {
     #define to65k(a) (QStringLiteral("%1").arg(int(((a)*0xFFFF)), 4, 16, QLatin1Char('0')))
     QString msg = QStringLiteral("\033]11;rgb:")
                 + to65k(c.redF())   + QLatin1Char('/')
                 + to65k(c.greenF()) + QLatin1Char('/')
                 + to65k(c.blueF())  + QLatin1Char('\a');
     _emulation->sendString(msg.toUtf8());
     #undef to65k
 }
 
 bool Session::kill(int signal)
 {
     if (_shellProcess->pid() <= 0) {
         return false;
     }
 
     int result = ::kill(_shellProcess->pid(), signal);
 
     if (result == 0) {
         return _shellProcess->waitForFinished(1000);
     } else {
         return false;
     }
 }
 
 void Session::close()
 {
     if (isRunning()) {
         if (!closeInNormalWay()) {
             closeInForceWay();
         }
     } else {
         // terminal process has finished, just close the session
         QTimer::singleShot(1, this, &Konsole::Session::finished);
     }
 }
 
 bool Session::closeInNormalWay()
 {
     _autoClose    = true;
     _closePerUserRequest = true;
 
     // for the possible case where following events happen in sequence:
     //
     // 1). the terminal process crashes
     // 2). the tab stays open and displays warning message
     // 3). the user closes the tab explicitly
     //
     if (!isRunning()) {
         emit finished();
         return true;
     }
 
     static QSet<QString> knownShells({QStringLiteral("ash"), QStringLiteral("bash"), QStringLiteral("csh"), QStringLiteral("dash"), QStringLiteral("fish"), QStringLiteral("hush"), QStringLiteral("ksh"), QStringLiteral("mksh"), QStringLiteral("pdksh"), QStringLiteral("tcsh"), QStringLiteral("zsh")});
 
     // If only the session's shell is running, try sending an EOF for a clean exit
     if (!isForegroundProcessActive() && knownShells.contains(QFileInfo(_program).fileName())) {
         _shellProcess->sendEof();
 
         if (_shellProcess->waitForFinished(1000)) {
             return true;
         }
         qWarning() << "shell did not close, sending SIGHUP";
     }
 
 
     // We tried asking nicely, ask a bit less nicely
     if (kill(SIGHUP)) {
         return true;
     } else {
         qWarning() << "Process " << _shellProcess->pid() << " did not die with SIGHUP";
         _shellProcess->closePty();
         return (_shellProcess->waitForFinished(1000));
     }
 }
 
 bool Session::closeInForceWay()
 {
     _autoClose    = true;
     _closePerUserRequest = true;
 
     if (kill(SIGKILL)) {
         return true;
     } else {
         qWarning() << "Process " << _shellProcess->pid() << " did not die with SIGKILL";
         return false;
     }
 }
 
 void Session::sendTextToTerminal(const QString& text, const QChar& eol) const
 {
     if (isReadOnly()) {
         return;
     }
 
     if (eol.isNull()) {
         _emulation->sendText(text);
     } else {
         _emulation->sendText(text + eol);
     }
 }
 
 // Only D-Bus calls this function (via SendText or runCommand)
 void Session::sendText(const QString& text) const
 {
     if (isReadOnly()) {
         return;
     }
 
 #if !defined(REMOVE_SENDTEXT_RUNCOMMAND_DBUS_METHODS)
     if (show_disallow_certain_dbus_methods_message) {
 
         KNotification::event(KNotification::Warning, QStringLiteral("Konsole D-Bus Warning"),
             i18n("The D-Bus methods sendText/runCommand were just used.  There are security concerns about allowing these methods to be public.  If desired, these methods can be changed to internal use only by re-compiling Konsole. <p>This warning will only show once for this Konsole instance.</p>"));
 
         show_disallow_certain_dbus_methods_message = false;
     }
 #endif
 
     _emulation->sendText(text);
 }
 
 // Only D-Bus calls this function
 void Session::runCommand(const QString& command) const
 {
     sendText(command + QLatin1Char('\n'));
 }
 
 void Session::sendMouseEvent(int buttons, int column, int line, int eventType)
 {
     _emulation->sendMouseEvent(buttons, column, line, eventType);
 }
 
 void Session::done(int exitCode, QProcess::ExitStatus exitStatus)
 {
     // This slot should be triggered only one time
     disconnect(_shellProcess,
                QOverload<int,QProcess::ExitStatus>::of(&Konsole::Pty::finished),
                this, &Konsole::Session::done);
 
     if (!_autoClose) {
         _userTitle = i18nc("@info:shell This session is done", "Finished");
         emit sessionAttributeChanged();
         return;
     }
 
     if (_closePerUserRequest) {
         emit finished();
         return;
     }
 
     QString message;
 
     if (exitCode != 0) {
         if (exitStatus != QProcess::NormalExit) {
             message = i18n("Program '%1' crashed.", _program);
         } else {
             message = i18n("Program '%1' exited with status %2.", _program, exitCode);
         }
 
         //FIXME: See comments in Session::silenceTimerDone()
         KNotification::event(QStringLiteral("Finished"), message , QPixmap(),
                              QApplication::activeWindow(),
                              KNotification::CloseWhenWidgetActivated);
     }
 
     if (exitStatus != QProcess::NormalExit) {
         // this seeming duplicated line is for the case when exitCode is 0
         message = i18n("Program '%1' crashed.", _program);
         terminalWarning(message);
     } else {
         emit finished();
     }
 }
 
 Emulation* Session::emulation() const
 {
     return _emulation;
 }
 
 QString Session::keyBindings() const
 {
     return _emulation->keyBindings();
 }
 
 QStringList Session::environment() const
 {
     return _environment;
 }
 
 void Session::setEnvironment(const QStringList& environment)
 {
     if (isReadOnly()) {
         return;
     }
 
     _environment = environment;
 }
 
 void Session::addEnvironmentEntry(const QString& entry)
 {
     _environment << entry;
 }
 
 int Session::sessionId() const
 {
     return _sessionId;
 }
 
 void Session::setKeyBindings(const QString& name)
 {
     _emulation->setKeyBindings(name);
 }
 
 void Session::setTitle(TitleRole role , const QString& newTitle)
 {
     if (title(role) != newTitle) {
         if (role == NameRole) {
             _nameTitle = newTitle;
         } else if (role == DisplayedTitleRole) {
             _displayTitle = newTitle;
         }
 
         emit sessionAttributeChanged();
     }
 }
 
 QString Session::title(TitleRole role) const
 {
     if (role == NameRole) {
         return _nameTitle;
     } else if (role == DisplayedTitleRole) {
         return _displayTitle;
     } else {
         return QString();
     }
 }
 
 ProcessInfo* Session::getProcessInfo()
 {
     ProcessInfo* process = nullptr;
 
     if (isForegroundProcessActive() && updateForegroundProcessInfo()) {
         process = _foregroundProcessInfo;
     } else {
         updateSessionProcessInfo();
         process = _sessionProcessInfo;
     }
 
     return process;
 }
 
 void Session::updateSessionProcessInfo()
 {
     Q_ASSERT(_shellProcess);
 
     bool ok;
     // The checking for pid changing looks stupid, but it is needed
     // at the moment to workaround the problem that processId() might
     // return 0
     if ((_sessionProcessInfo == nullptr) ||
             (processId() != 0 && processId() != _sessionProcessInfo->pid(&ok))) {
         delete _sessionProcessInfo;
         _sessionProcessInfo = ProcessInfo::newInstance(processId());
         _sessionProcessInfo->setUserHomeDir();
     }
     _sessionProcessInfo->update();
 }
 
 bool Session::updateForegroundProcessInfo()
 {
     Q_ASSERT(_shellProcess);
 
     const int foregroundPid = _shellProcess->foregroundProcessGroup();
     if (foregroundPid != _foregroundPid) {
         delete _foregroundProcessInfo;
         _foregroundProcessInfo = ProcessInfo::newInstance(foregroundPid);
         _foregroundPid = foregroundPid;
     }
 
     if (_foregroundProcessInfo != nullptr) {
         _foregroundProcessInfo->update();
         return _foregroundProcessInfo->isValid();
     } else {
         return false;
     }
 }
 
 bool Session::isRemote()
 {
     ProcessInfo* process = getProcessInfo();
 
     bool ok = false;
     return (process->name(&ok) == QLatin1String("ssh") && ok);
 }
 
 QString Session::getDynamicTitle()
 {
 
     ProcessInfo* process = getProcessInfo();
 
     // format tab titles using process info
     bool ok = false;
     if (process->name(&ok) == QLatin1String("ssh") && ok) {
         SSHProcessInfo sshInfo(*process);
         return sshInfo.format(tabTitleFormat(Session::RemoteTabTitle));
     }
 
     /*
      * Parses an input string, looking for markers beginning with a '%'
      * character and returns a string with the markers replaced
      * with information from this process description.
      * <br>
      * The markers recognized are:
      * <ul>
      * <li> %B - User's Bourne prompt sigil ($, or # for superuser). </li>
      * <li> %u - Name of the user which owns the process. </li>
      * <li> %n - Replaced with the name of the process.   </li>
      * <li> %d - Replaced with the last part of the path name of the
      *      process' current working directory.
      *
      *      (eg. if the current directory is '/home/bob' then
      *      'bob' would be returned)
      * </li>
      * <li> %D - Replaced with the current working directory of the process. </li>
      * </ul>
      */
     QString title = tabTitleFormat(Session::LocalTabTitle);
     // search for and replace known marker
 
     int UID = process->userId(&ok);
     if(!ok) {
         title.replace(QLatin1String("%B"), QStringLiteral("-"));
     } else {
         //title.replace(QLatin1String("%I"), QString::number(UID));
         if (UID == 0) {
             title.replace(QLatin1String("%B"), QStringLiteral("#"));
         } else {
             title.replace(QLatin1String("%B"), QStringLiteral("$"));
         }
     }
 
 
     title.replace(QLatin1String("%u"), process->userName());
     title.replace(QLatin1String("%h"), Konsole::ProcessInfo::localHost());
     title.replace(QLatin1String("%n"), process->name(&ok));
 
     QString dir = _reportedWorkingUrl.toLocalFile();
     ok = true;
     if (dir.isEmpty()) {
         // update current directory from process
         updateWorkingDirectory();
         dir = process->currentDir(&ok);
     }
     if(!ok) {
         title.replace(QLatin1String("%d"), QStringLiteral("-"));
         title.replace(QLatin1String("%D"), QStringLiteral("-"));
     } else {
         // allow for shortname to have the ~ as homeDir
         const QString homeDir = process->userHomeDir();
         if (!homeDir.isEmpty()) {
             if (dir.startsWith(homeDir)) {
                 dir.remove(0, homeDir.length());
                 dir.prepend(QLatin1Char('~'));
             }
         }
         title.replace(QLatin1String("%D"), dir);
         title.replace(QLatin1String("%d"), process->formatShortDir(dir));
     }
 
     return title;
 }
 
 QUrl Session::getUrl()
 {
     if (_reportedWorkingUrl.isValid()) {
         return _reportedWorkingUrl;
     }
 
     QString path;
 
     updateSessionProcessInfo();
     if (_sessionProcessInfo->isValid()) {
         bool ok = false;
 
         // check if foreground process is bookmark-able
         if (isForegroundProcessActive() && _foregroundProcessInfo->isValid()) {
             // for remote connections, save the user and host
             // bright ideas to get the directory at the other end are welcome :)
             if (_foregroundProcessInfo->name(&ok) == QLatin1String("ssh") && ok) {
                 SSHProcessInfo sshInfo(*_foregroundProcessInfo);
 
                 QUrl url;
                 url.setScheme(QStringLiteral("ssh"));
                 url.setUserName(sshInfo.userName());
                 url.setHost(sshInfo.host());
 
                 const QString port = sshInfo.port();
                 if (!port.isEmpty() && port != QLatin1String("22")) {
                     url.setPort(port.toInt());
                 }
                 return url;
             } else {
                 path = _foregroundProcessInfo->currentDir(&ok);
                 if (!ok) {
                     path.clear();
                 }
             }
         } else { // otherwise use the current working directory of the shell process
             path = _sessionProcessInfo->currentDir(&ok);
             if (!ok) {
                 path.clear();
             }
         }
     }
 
     return QUrl::fromLocalFile(path);
 }
 
 void Session::setIconName(const QString& iconName)
 {
     if (iconName != _iconName) {
         _iconName = iconName;
         emit sessionAttributeChanged();
     }
 }
 
 void Session::setIconText(const QString& iconText)
 {
     _iconText = iconText;
 }
 
 QString Session::iconName() const
 {
     return isReadOnly() ? QStringLiteral("object-locked") : _iconName;
 }
 
 QString Session::iconText() const
 {
     return _iconText;
 }
 
 void Session::setHistoryType(const HistoryType& hType)
 {
     _emulation->setHistory(hType);
 }
 
 const HistoryType& Session::historyType() const
 {
     return _emulation->history();
 }
 
 void Session::clearHistory()
 {
     _emulation->clearHistory();
 }
 
 QStringList Session::arguments() const
 {
     return _arguments;
 }
 
 QString Session::program() const
 {
     return _program;
 }
 
 bool Session::isMonitorActivity() const
 {
     return _monitorActivity;
 }
 bool Session::isMonitorSilence()  const
 {
     return _monitorSilence;
 }
 
 void Session::setMonitorActivity(bool monitor)
 {
     if (_monitorActivity == monitor) {
         return;
     }
 
     _monitorActivity  = monitor;
     _notifiedActivity = false;
 
     // This timer is meaningful only after activity has been notified
     _activityTimer->stop();
 
     activityStateSet(NOTIFYNORMAL);
 }
 
 void Session::setMonitorSilence(bool monitor)
 {
     if (_monitorSilence == monitor) {
         return;
     }
 
     _monitorSilence = monitor;
     if (_monitorSilence) {
         _silenceTimer->start(_silenceSeconds * 1000);
     } else {
         _silenceTimer->stop();
     }
 
     activityStateSet(NOTIFYNORMAL);
 }
 
 void Session::setMonitorSilenceSeconds(int seconds)
 {
     _silenceSeconds = seconds;
     if (_monitorSilence) {
         _silenceTimer->start(_silenceSeconds * 1000);
     }
 }
 
 void Session::setAddToUtmp(bool add)
 {
     _addToUtmp = add;
 }
 
 void Session::setAutoClose(bool close)
 {
     _autoClose = close;
 }
 
 bool Session::autoClose() const
 {
     return _autoClose;
 }
 
 void Session::setFlowControlEnabled(bool enabled)
 {
     if (isReadOnly()) {
         return;
     }
 
     _flowControlEnabled = enabled;
 
     if (_shellProcess != nullptr) {
         _shellProcess->setFlowControlEnabled(_flowControlEnabled);
     }
 
     emit flowControlEnabledChanged(enabled);
 }
 bool Session::flowControlEnabled() const
 {
     if (_shellProcess != nullptr) {
         return _shellProcess->flowControlEnabled();
     } else {
         return _flowControlEnabled;
     }
 }
 void Session::fireZModemDownloadDetected()
 {
     if (!_zmodemBusy) {
         QTimer::singleShot(10, this, &Konsole::Session::zmodemDownloadDetected);
         _zmodemBusy = true;
     }
 }
 
 void Session::fireZModemUploadDetected()
 {
     if (!_zmodemBusy) {
         QTimer::singleShot(10, this, &Konsole::Session::zmodemUploadDetected);
     }
 }
 
 void Session::cancelZModem()
 {
     _shellProcess->sendData(QByteArrayLiteral("\030\030\030\030")); // Abort
     _zmodemBusy = false;
 }
 
 void Session::startZModem(const QString& zmodem, const QString& dir, const QStringList& list)
 {
     _zmodemBusy = true;
     _zmodemProc = new KProcess();
     _zmodemProc->setOutputChannelMode(KProcess::SeparateChannels);
 
     *_zmodemProc << zmodem << QStringLiteral("-v") << QStringLiteral("-e") << list;
 
     if (!dir.isEmpty()) {
         _zmodemProc->setWorkingDirectory(dir);
     }
 
     connect(_zmodemProc, &KProcess::readyReadStandardOutput, this, &Konsole::Session::zmodemReadAndSendBlock);
     connect(_zmodemProc, &KProcess::readyReadStandardError, this, &Konsole::Session::zmodemReadStatus);
     connect(_zmodemProc,
             QOverload<int,QProcess::ExitStatus>::of(&KProcess::finished),
             this, &Konsole::Session::zmodemFinished);
 
     _zmodemProc->start();
 
     disconnect(_shellProcess, &Konsole::Pty::receivedData,
                this, &Konsole::Session::onReceiveBlock);
     connect(_shellProcess, &Konsole::Pty::receivedData, this, &Konsole::Session::zmodemReceiveBlock);
 
     _zmodemProgress = new ZModemDialog(QApplication::activeWindow(), false,
                                        i18n("ZModem Progress"));
 
     connect(_zmodemProgress, &Konsole::ZModemDialog::zmodemCancel, this, &Konsole::Session::zmodemFinished);
 
     _zmodemProgress->show();
 }
 
 void Session::zmodemReadAndSendBlock()
 {
     _zmodemProc->setReadChannel(QProcess::StandardOutput);
     QByteArray data = _zmodemProc->read(ZMODEM_BUFFER_SIZE);
 
     while (data.count() != 0) {
         _shellProcess->sendData(data);
         data = _zmodemProc->read(ZMODEM_BUFFER_SIZE);
     }
 }
 
 void Session::zmodemReadStatus()
 {
     _zmodemProc->setReadChannel(QProcess::StandardError);
     QByteArray msg = _zmodemProc->readAll();
     while (!msg.isEmpty()) {
         int i = msg.indexOf('\015');
         int j = msg.indexOf('\012');
         QByteArray txt;
         if ((i != -1) && ((j == -1) || (i < j))) {
             msg = msg.mid(i + 1);
         } else if (j != -1) {
             txt = msg.left(j);
             msg = msg.mid(j + 1);
         } else {
             txt = msg;
             msg.truncate(0);
         }
         if (!txt.isEmpty()) {
             _zmodemProgress->addText(QString::fromLocal8Bit(txt));
         }
     }
 }
 
 void Session::zmodemReceiveBlock(const char* data, int len)
 {
     static int steps = 0;
     QByteArray bytes(data, len);
 
     _zmodemProc->write(bytes);
 
     // Provide some feedback to dialog
     if (steps > 100) {
         _zmodemProgress->addProgressText(QStringLiteral("."));
         steps = 0;
     }
     steps++;
 }
 
 void Session::zmodemFinished()
 {
     /* zmodemFinished() is called by QProcess's finished() and
        ZModemDialog's user1Clicked(). Therefore, an invocation by
        user1Clicked() will recursively invoke this function again
        when the KProcess is deleted! */
     if (_zmodemProc != nullptr) {
         KProcess* process = _zmodemProc;
         _zmodemProc = nullptr;   // Set _zmodemProc to 0 avoid recursive invocations!
         _zmodemBusy = false;
         delete process;    // Now, the KProcess may be disposed safely.
 
         disconnect(_shellProcess, &Konsole::Pty::receivedData,
                    this , &Konsole::Session::zmodemReceiveBlock);
         connect(_shellProcess, &Konsole::Pty::receivedData, this, &Konsole::Session::onReceiveBlock);
 
         _shellProcess->sendData(QByteArrayLiteral("\030\030\030\030")); // Abort
         _shellProcess->sendData(QByteArrayLiteral("\001\013\n")); // Try to get prompt back
         _zmodemProgress->transferDone();
     }
 }
 
 void Session::onReceiveBlock(const char* buf, int len)
 {
     _emulation->receiveData(buf, len);
 }
 
 QSize Session::size()
 {
     return _emulation->imageSize();
 }
 
 void Session::setSize(const QSize& size)
 {
     if ((size.width() <= 1) || (size.height() <= 1)) {
         return;
     }
 
     emit resizeRequest(size);
 }
 
 QSize Session::preferredSize() const
 {
     return _preferredSize;
 }
 
 void Session::setPreferredSize(const QSize& size)
 {
     _preferredSize = size;
 }
 
 int Session::processId() const
 {
     return _shellProcess->pid();
 }
 
 void Session::setTitle(int role , const QString& title)
 {
     switch (role) {
     case 0:
         setTitle(Session::NameRole, title);
         break;
     case 1:
         setTitle(Session::DisplayedTitleRole, title);
 
         // without these, that title will be overridden by the expansion of
         // title format shortly after, which will confuses users.
         _localTabTitleFormat = title;
         _remoteTabTitleFormat = title;
 
         break;
     }
 }
 
 QString Session::title(int role) const
 {
     switch (role) {
     case 0:
         return title(Session::NameRole);
     case 1:
         return title(Session::DisplayedTitleRole);
     default:
         return QString();
     }
 }
 
 void Session::setTabTitleFormat(int context , const QString& format)
 {
     switch (context) {
     case 0:
         setTabTitleFormat(Session::LocalTabTitle, format);
         break;
     case 1:
         setTabTitleFormat(Session::RemoteTabTitle, format);
         break;
     }
 }
 
 QString Session::tabTitleFormat(int context) const
 {
     switch (context) {
     case 0:
         return tabTitleFormat(Session::LocalTabTitle);
     case 1:
         return tabTitleFormat(Session::RemoteTabTitle);
     default:
         return QString();
     }
 }
 
 void Session::setHistorySize(int lines)
 {
     if (isReadOnly()) {
         return;
     }
 
     if (lines < 0) {
         setHistoryType(HistoryTypeFile());
     } else if (lines == 0) {
         setHistoryType(HistoryTypeNone());
     } else {
         setHistoryType(CompactHistoryType(lines));
     }
 }
 
 int Session::historySize() const
 {
     const HistoryType& currentHistory = historyType();
 
     if (currentHistory.isEnabled()) {
         if (currentHistory.isUnlimited()) {
             return -1;
         } else {
             return currentHistory.maximumLineCount();
         }
     } else {
         return 0;
     }
 }
 
 QString Session::profile()
 {
     return SessionManager::instance()->sessionProfile(this)->name();
 }
 
 void Session::setProfile(const QString &profileName)
 {
   const QList<Profile::Ptr> profiles = ProfileManager::instance()->allProfiles();
   for (const Profile::Ptr &profile : profiles) {
     if (profile->name() == profileName) {
       SessionManager::instance()->setSessionProfile(this, profile);
     }
   }
 }
 
 int Session::foregroundProcessId()
 {
     int pid;
 
     bool ok = false;
     pid = getProcessInfo()->pid(&ok);
     if (!ok) {
         pid = -1;
     }
 
     return pid;
 }
 
 bool Session::isForegroundProcessActive()
 {
     // foreground process info is always updated after this
     return (_shellProcess->pid() != _shellProcess->foregroundProcessGroup());
 }
 
 QString Session::foregroundProcessName()
 {
     QString name;
 
     if (updateForegroundProcessInfo()) {
         bool ok = false;
         name = _foregroundProcessInfo->name(&ok);
         if (!ok) {
             name.clear();
         }
     }
 
     return name;
 }
 
 void Session::saveSession(KConfigGroup& group)
 {
     group.writePathEntry("WorkingDir", currentWorkingDirectory());
     group.writeEntry("LocalTab",       tabTitleFormat(LocalTabTitle));
     group.writeEntry("RemoteTab",      tabTitleFormat(RemoteTabTitle));
     group.writeEntry("SessionGuid",    _uniqueIdentifier.toString());
     group.writeEntry("Encoding",       QString::fromUtf8(codec()));
 }
 
 void Session::restoreSession(KConfigGroup& group)
 {
     QString value;
 
     value = group.readPathEntry("WorkingDir", QString());
     if (!value.isEmpty()) {
         setInitialWorkingDirectory(value);
     }
     value = group.readEntry("LocalTab");
     if (!value.isEmpty()) {
         setTabTitleFormat(LocalTabTitle, value);
     }
     value = group.readEntry("RemoteTab");
     if (!value.isEmpty()) {
         setTabTitleFormat(RemoteTabTitle, value);
     }
     value = group.readEntry("SessionGuid");
     if (!value.isEmpty()) {
         _uniqueIdentifier = QUuid(value);
     }
     value = group.readEntry("Encoding");
     if (!value.isEmpty()) {
         setCodec(value.toUtf8());
     }
 }
 
 QString Session::validDirectory(const QString& dir) const
 {
     QString validDir = dir;
     if (validDir.isEmpty()) {
         validDir = QDir::currentPath();
     }
 
     const QFileInfo fi(validDir);
     if (!fi.exists() || !fi.isDir()) {
         validDir = QDir::homePath();
     }
 
     return validDir;
 }
 
 bool Session::isReadOnly() const
 {
     return _readOnly;
 }
 
 void Session::setReadOnly(bool readOnly)
 {
     if (_readOnly != readOnly) {
         _readOnly = readOnly;
 
         // Needed to update the tab icons and all
         // attached views.
         emit readOnlyChanged();
     }
 }
 
 SessionGroup::SessionGroup(QObject* parent)
     : QObject(parent), _masterMode(0)
 {
 }
 SessionGroup::~SessionGroup() = default;
 
 int SessionGroup::masterMode() const
 {
     return _masterMode;
 }
 QList<Session*> SessionGroup::sessions() const
 {
     return _sessions.keys();
 }
 bool SessionGroup::masterStatus(Session* session) const
 {
     return _sessions[session];
 }
 
 void SessionGroup::addSession(Session* session)
 {
     connect(session, &Konsole::Session::finished, this, &Konsole::SessionGroup::sessionFinished);
     _sessions.insert(session, false);
 }
 void SessionGroup::removeSession(Session* session)
 {
     disconnect(session, &Konsole::Session::finished, this, &Konsole::SessionGroup::sessionFinished);
     setMasterStatus(session, false);
     _sessions.remove(session);
 }
 void SessionGroup::sessionFinished()
 {
     auto* session = qobject_cast<Session*>(sender());
     Q_ASSERT(session);
     removeSession(session);
 }
 void SessionGroup::setMasterMode(int mode)
 {
     _masterMode = mode;
 }
-QList<Session*> SessionGroup::masters() const
-{
-    return _sessions.keys(true);
-}
+ 
 void SessionGroup::setMasterStatus(Session* session , bool master)
 {
     const bool wasMaster = _sessions[session];
 
     if (wasMaster == master) {
         // No status change -> nothing to do.
         return;
     }
     _sessions[session] = master;
 
     if (master) {
         connect(session->emulation(), &Konsole::Emulation::sendData, this, &Konsole::SessionGroup::forwardData);
     } else {
         disconnect(session->emulation(), &Konsole::Emulation::sendData,
                    this, &Konsole::SessionGroup::forwardData);
     }
 }
 void SessionGroup::forwardData(const QByteArray& data)
 {
     static bool _inForwardData = false;
     if (_inForwardData) {  // Avoid recursive calls among session groups!
         // A recursive call happens when a master in group A calls forwardData()
         // in group B. If one of the destination sessions in group B is also a
         // master of a group including the master session of group A, this would
         // again call forwardData() in group A, and so on.
         return;
     }
 
     _inForwardData = true;
     const QList<Session*> sessionsKeys = _sessions.keys();
     for (Session *other : sessionsKeys) {
         if (!_sessions[other]) {
             other->emulation()->sendString(data);
         }
     }
     _inForwardData = false;
 }
 
diff --git a/src/Session.h b/src/Session.h
index b1a14bb4..1cbbdfeb 100644
--- a/src/Session.h
+++ b/src/Session.h
@@ -1,904 +1,902 @@
 /*
     This file is part of Konsole, an X terminal.
 
     Copyright 2007-2008 by Robert Knight <robertknight@gmail.com>
     Copyright 1997,1998 by Lars Doelle <lars.doelle@on-line.de>
     Copyright 2009 by Thomas Dreibholz <dreibh@iem.uni-due.de>
 
     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.
 
     This program 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 this program; if not, write to the Free Software
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
     02110-1301  USA.
 */
 
 #ifndef SESSION_H
 #define SESSION_H
 
 // Qt
 #include <QStringList>
 #include <QHash>
 #include <QUuid>
 #include <QSize>
 #include <QProcess>
 #include <QWidget>
 #include <QUrl>
 
 // Konsole
 #include "konsoleprivate_export.h"
 #include "config-konsole.h"
 #include "Shortcut_p.h"
 
 class QColor;
 
 class KConfigGroup;
 class KProcess;
 
 namespace Konsole {
 class Emulation;
 class Pty;
 class ProcessInfo;
 class TerminalDisplay;
 class ZModemDialog;
 class HistoryType;
 
 /**
  * Represents a terminal session consisting of a pseudo-teletype and a terminal emulation.
  * The pseudo-teletype (or PTY) handles I/O between the terminal process and Konsole.
  * The terminal emulation ( Emulation and subclasses ) processes the output stream from the
  * PTY and produces a character image which is then shown on views connected to the session.
  *
  * Each Session can be connected to one or more views by using the addView() method.
  * The attached views can then display output from the program running in the terminal
  * or send input to the program in the terminal in the form of keypresses and mouse
  * activity.
  */
 class KONSOLEPRIVATE_EXPORT Session : public QObject
 {
     Q_OBJECT
     Q_CLASSINFO("D-Bus Interface", "org.kde.konsole.Session")
 
 public:
     Q_PROPERTY(QString name READ nameTitle)
     Q_PROPERTY(int processId READ processId)
     Q_PROPERTY(QString keyBindings READ keyBindings WRITE setKeyBindings)
     Q_PROPERTY(QSize size READ size WRITE setSize)
 
     /**
      * Constructs a new session.
      *
      * To start the terminal process, call the run() method,
      * after specifying the program and arguments
      * using setProgram() and setArguments()
      *
      * If no program or arguments are specified explicitly, the Session
      * falls back to using the program specified in the SHELL environment
      * variable.
      */
     explicit Session(QObject *parent = nullptr);
     ~Session() override;
 
     /**
      * Connect to an existing terminal.  When a new Session() is constructed it
      * automatically searches for and opens a new teletype.  If you want to
      * use an existing teletype (given its file descriptor) call this after
      * constructing the session.
      *
      * Calling openTeletype() while a session is running has no effect.
      *
      * @param fd The file descriptor of the pseudo-teletype master (See KPtyProcess::KPtyProcess())
      */
     void openTeletype(int fd);
 
     /**
      * Returns true if the session is currently running.  This will be true
      * after run() has been called successfully.
      */
     bool isRunning() const;
 
     /**
      * Adds a new view for this session.
      *
      * The viewing widget will display the output from the terminal and
      * input from the viewing widget (key presses, mouse activity etc.)
      * will be sent to the terminal.
      *
      * Views can be removed using removeView().  The session is automatically
      * closed when the last view is removed.
      */
     void addView(TerminalDisplay *widget);
     /**
      * Removes a view from this session.  When the last view is removed,
      * the session will be closed automatically.
      *
      * @p widget will no longer display output from or send input
      * to the terminal
      */
     void removeView(TerminalDisplay *widget);
 
     /**
      * Returns the views connected to this session
      */
     QList<TerminalDisplay *> views() const;
 
     /**
      * Returns the terminal emulation instance being used to encode / decode
      * characters to / from the process.
      */
     Emulation *emulation() const;
 
     /** Returns the unique ID for this session. */
     int sessionId() const;
 
     /**
      * This enum describes the contexts for which separate
      * tab title formats may be specified.
      */
     enum TabTitleContext {
         /** Default tab title format */
         LocalTabTitle,
         /**
          * Tab title format used session currently contains
          * a connection to a remote computer (via SSH)
          */
         RemoteTabTitle
     };
 
     /**
      * Returns true if the session currently contains a connection to a
      * remote computer.  It currently supports ssh.
      */
     bool isRemote();
 
     /**
      * Sets the format used by this session for tab titles.
      *
      * @param context The context whose format should be set.
      * @param format The tab title format.  This may be a mixture
      * of plain text and dynamic elements denoted by a '%' character
      * followed by a letter.  (eg. %d for directory).  The dynamic
      * elements available depend on the @p context
      */
     void setTabTitleFormat(TabTitleContext context, const QString &format);
     /** Returns the format used by this session for tab titles. */
     QString tabTitleFormat(TabTitleContext context) const;
 
     /**
      * Returns true if the tab title has been changed by the user via the
      * rename-tab dialog.
      */
     bool isTabTitleSetByUser() const;
 
     /** Returns the arguments passed to the shell process when run() is called. */
     QStringList arguments() const;
     /** Returns the program name of the shell process started when run() is called. */
     QString program() const;
 
     /**
      * Sets the command line arguments which the session's program will be passed when
      * run() is called.
      */
     void setArguments(const QStringList &arguments);
     /** Sets the program to be executed when run() is called. */
     void setProgram(const QString &program);
 
     /** Returns the session's current working directory. */
     QString initialWorkingDirectory()
     {
         return _initialWorkingDir;
     }
 
     /**
      * Sets the initial working directory for the session when it is run
      * This has no effect once the session has been started.
      */
     void setInitialWorkingDirectory(const QString &dir);
 
     /**
      * Returns the current directory of the foreground process in the session
      */
     QString currentWorkingDirectory();
 
     /**
      * Sets the type of history store used by this session.
      * Lines of output produced by the terminal are added
      * to the history store.  The type of history store
      * used affects the number of lines which can be
      * remembered before they are lost and the storage
      * (in memory, on-disk etc.) used.
      */
     void setHistoryType(const HistoryType &hType);
     /**
      * Returns the type of history store used by this session.
      */
     const HistoryType &historyType() const;
     /**
      * Clears the history store used by this session.
      */
     void clearHistory();
 
     /**
      * Sets the key bindings used by this session.  The bindings
      * specify how input key sequences are translated into
      * the character stream which is sent to the terminal.
      *
      * @param name The name of the key bindings to use.  The
      * names of available key bindings can be determined using the
      * KeyboardTranslatorManager class.
      */
     void setKeyBindings(const QString &name);
     /** Returns the name of the key bindings used by this session. */
     QString keyBindings() const;
 
     /**
      * This enum describes the available title roles.
      */
     enum TitleRole {
         /** The name of the session. */
         NameRole,
         /** The title of the session which is displayed in tabs etc. */
         DisplayedTitleRole
     };
 
     /**
      * Return the session title set by the user (ie. the program running
      * in the terminal), or an empty string if the user has not set a custom title
      */
     QString userTitle() const;
 
     /** Convenience method used to read the name property.  Returns title(Session::NameRole). */
     QString nameTitle() const
     {
         return title(Session::NameRole);
     }
 
     /** Returns a title generated from tab format and process information. */
     QString getDynamicTitle();
 
     /** Sets the name of the icon associated with this session. */
     void setIconName(const QString &iconName);
     /** Returns the name of the icon associated with this session. */
     QString iconName() const;
 
     /** Return URL for the session. */
     QUrl getUrl();
 
     /** Sets the text of the icon associated with this session. */
     void setIconText(const QString &iconText);
     /** Returns the text of the icon associated with this session. */
     QString iconText() const;
 
     /** Sets the session's title for the specified @p role to @p title. */
     void setTitle(TitleRole role, const QString &newTitle);
 
     /** Returns the session's title for the specified @p role. */
     QString title(TitleRole role) const;
 
     /**
      * Specifies whether a utmp entry should be created for the pty used by this session.
      * If true, KPty::login() is called when the session is started.
      */
     void setAddToUtmp(bool);
 
     /**
      * Specifies whether to close the session automatically when the terminal
      * process terminates.
      */
     void setAutoClose(bool close);
 
     /** See setAutoClose() */
     bool autoClose() const;
 
     /** Returns true if the user has started a program in the session. */
     bool isForegroundProcessActive();
 
     /** Returns the name of the current foreground process. */
     QString foregroundProcessName();
 
     /** Returns the terminal session's window size in lines and columns. */
     QSize size();
     /**
      * Emits a request to resize the session to accommodate
      * the specified window size.
      *
      * @param size The size in lines and columns to request.
      */
     void setSize(const QSize &size);
 
     QSize preferredSize() const;
 
     void setPreferredSize(const QSize &size);
 
     /**
      * Sets whether the session has a dark background or not.  The session
      * uses this information to set the COLORFGBG variable in the process's
      * environment, which allows the programs running in the terminal to determine
      * whether the background is light or dark and use appropriate colors by default.
      *
      * This has no effect once the session is running.
      */
     void setDarkBackground(bool darkBackground);
 
     /**
      * Attempts to get the shell program to redraw the current display area.
      * This can be used after clearing the screen, for example, to get the
      * shell to redraw the prompt line.
      */
     void refresh();
 
     void startZModem(const QString &zmodem, const QString &dir, const QStringList &list);
     void cancelZModem();
     bool isZModemBusy()
     {
         return _zmodemBusy;
     }
     void setZModemBusy(bool busy)
     {
         _zmodemBusy = busy;
     }
 
     /**
       * Possible values of the @p what parameter for setSessionAttribute().
       * See the "Operating System Commands" section at:
       * https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Operating-System-Commands
       */
     enum SessionAttributes {
         IconNameAndWindowTitle = 0,
         IconName = 1,
         WindowTitle = 2,
         CurrentDirectory = 7,         // From VTE (supposedly 6 was for dir, 7 for file, but whatever)
         TextColor = 10,
         BackgroundColor = 11,
         SessionName = 30,             // Non-standard
         SessionIcon = 32,             // Non-standard
         ProfileChange = 50            // this clashes with Xterm's font change command
     };
 
     // Sets the text codec used by this sessions terminal emulation.
     void setCodec(QTextCodec *codec);
 
     // session management
     void saveSession(KConfigGroup &group);
     void restoreSession(KConfigGroup &group);
 
     void sendSignal(int signal);
 
     void reportBackgroundColor(const QColor &c);
 
     bool isReadOnly() const;
     void setReadOnly(bool readOnly);
 
     // Returns true if the current screen is the secondary/alternate one
     // or false if it's the primary/normal buffer
     bool isPrimaryScreen();
     void tabTitleSetByUser(bool set);
 
 public Q_SLOTS:
 
     /**
      * Starts the terminal session.
      *
      * This creates the terminal process and connects the teletype to it.
      */
     void run();
 
     /**
      * Returns the environment of this session as a list of strings like
      * VARIABLE=VALUE
      */
     Q_SCRIPTABLE QStringList environment() const;
 
     /**
      * Sets the environment for this session.
      * @p environment should be a list of strings like
      * VARIABLE=VALUE
      */
     Q_SCRIPTABLE void setEnvironment(const QStringList &environment);
 
     /**
      * Adds one entry for the environment of this session
      * @p entry should be like VARIABLE=VALUE
      */
     void addEnvironmentEntry(const QString &entry);
 
     /**
      * Closes the terminal session. It kills the terminal process by calling
      * closeInNormalWay() and, optionally, closeInForceWay().
      */
     //Q_SCRIPTABLE void close(); // This cause the menu issues bko 185466
     void close();
 
     /**
      * Kill the terminal process in normal way. This sends a hangup signal
      * (SIGHUP) to the terminal process and causes the finished() signal to
      * be emitted. If the process does not respond to the SIGHUP signal then
      * the terminal connection (the pty) is closed and Konsole waits for the
      * process to exit. This method works most of the time, but fails with some
      * programs which respond to SIGHUP signal in special way, such as autossh
      * and irssi.
      */
     bool closeInNormalWay();
 
     /**
      * kill terminal process in force way. This send a SIGKILL signal to the
      * terminal process. It should be called only after closeInNormalWay() has
      * failed. Take it as last resort.
      */
     bool closeInForceWay();
 
     /**
      * Changes one of certain session attributes in the terminal emulation
      * display. For a list of what may be changed see the
      * Emulation::sessionAttributeChanged() signal.
      *
      * @param what The session attribute being changed, it is one of the
      * SessionAttributes enum
      * @param caption The text part of the terminal command
      */
     void setSessionAttribute(int what, const QString &caption);
 
     /**
      * Enables monitoring for activity in the session.
      * This will cause notifySessionState() to be emitted
      * with the NOTIFYACTIVITY state flag when output is
      * received from the terminal.
      */
     Q_SCRIPTABLE void setMonitorActivity(bool);
 
     /** Returns true if monitoring for activity is enabled. */
     Q_SCRIPTABLE bool isMonitorActivity() const;
 
     /**
      * Enables monitoring for silence in the session.
      * This will cause notifySessionState() to be emitted
      * with the NOTIFYSILENCE state flag when output is not
      * received from the terminal for a certain period of
      * time, specified with setMonitorSilenceSeconds()
      */
     Q_SCRIPTABLE void setMonitorSilence(bool);
 
     /**
      * Returns true if monitoring for inactivity (silence)
      * in the session is enabled.
      */
     Q_SCRIPTABLE bool isMonitorSilence() const;
 
     /** See setMonitorSilence() */
     Q_SCRIPTABLE void setMonitorSilenceSeconds(int seconds);
 
     /**
      * Sets whether flow control is enabled for this terminal
      * session.
      */
     Q_SCRIPTABLE void setFlowControlEnabled(bool enabled);
 
     /** Returns whether flow control is enabled for this terminal session. */
     Q_SCRIPTABLE bool flowControlEnabled() const;
 
     /**
      * @param text to send to the current foreground terminal program.
      * @param eol send this after @p text
      */
     void sendTextToTerminal(const QString &text, const QChar &eol = QChar()) const;
 
 #if defined(REMOVE_SENDTEXT_RUNCOMMAND_DBUS_METHODS)
     void sendText(const QString &text) const;
 #else
     Q_SCRIPTABLE void sendText(const QString &text) const;
 #endif
 
     /**
      * Sends @p command to the current foreground terminal program.
      */
 #if defined(REMOVE_SENDTEXT_RUNCOMMAND_DBUS_METHODS)
     void runCommand(const QString &command) const;
 #else
     Q_SCRIPTABLE void runCommand(const QString &command) const;
 #endif
 
     /**
      * Sends a mouse event of type @p eventType emitted by button
      * @p buttons on @p column/@p line to the current foreground
      * terminal program
      */
     Q_SCRIPTABLE void sendMouseEvent(int buttons, int column, int line, int eventType);
 
     /**
     * Returns the process id of the terminal process.
     * This is the id used by the system API to refer to the process.
     */
     Q_SCRIPTABLE int processId() const;
 
     /**
      * Returns the process id of the terminal's foreground process.
      * This is initially the same as processId() but can change
      * as the user starts other programs inside the terminal.
      */
     Q_SCRIPTABLE int foregroundProcessId();
 
     /** Sets the text codec used by this sessions terminal emulation.
       * Overloaded to accept a QByteArray for convenience since DBus
       * does not accept QTextCodec directly.
       */
     Q_SCRIPTABLE bool setCodec(const QByteArray &name);
 
     /** Returns the codec used to decode incoming characters in this
      * terminal emulation
      */
     Q_SCRIPTABLE QByteArray codec();
 
     /** Sets the session's title for the specified @p role to @p title.
      *  This is an overloaded member function for setTitle(TitleRole, QString)
      *  provided for convenience since enum data types may not be
      *  exported directly through DBus
      */
     Q_SCRIPTABLE void setTitle(int role, const QString &title);
 
     /** Returns the session's title for the specified @p role.
      * This is an overloaded member function for  setTitle(TitleRole)
      * provided for convenience since enum data types may not be
      * exported directly through DBus
      */
     Q_SCRIPTABLE QString title(int role) const;
 
     /** Returns the "friendly" version of the QUuid of this session.
     * This is a QUuid with the braces and dashes removed, so it cannot be
     * used to construct a new QUuid. The same text appears in the
     * SHELL_SESSION_ID environment variable.
     */
     Q_SCRIPTABLE QString shellSessionId() const;
 
     /** Sets the session's tab title format for the specified @p context to @p format.
      *  This is an overloaded member function for setTabTitleFormat(TabTitleContext, QString)
      *  provided for convenience since enum data types may not be
      *  exported directly through DBus
      */
     Q_SCRIPTABLE void setTabTitleFormat(int context, const QString &format);
 
     /** Returns the session's tab title format for the specified @p context.
      * This is an overloaded member function for tabTitleFormat(TitleRole)
      * provided for convenience since enum data types may not be
      * exported directly through DBus
      */
     Q_SCRIPTABLE QString tabTitleFormat(int context) const;
 
     /**
      * Sets the history capacity of this session.
      *
      * @param lines The history capacity in unit of lines. Its value can be:
      * <ul>
      * <li> positive integer  -  fixed size history</li>
      * <li> 0 -  no history</li>
      * <li> negative integer -  unlimited history</li>
      * </ul>
      */
     Q_SCRIPTABLE void setHistorySize(int lines);
 
     /**
      * Returns the history capacity of this session.
      */
     Q_SCRIPTABLE int historySize() const;
 
     /**
      * Sets the current session's profile
      */
     Q_SCRIPTABLE void setProfile(const QString &profileName);
 
     /**
      * Returns the current session's profile name
      */
     Q_SCRIPTABLE QString profile();
 
 Q_SIGNALS:
 
     /** Emitted when the terminal process starts. */
     void started();
 
     /**
      * Emitted when the terminal process exits.
      */
     void finished();
 
     /**
      * Emitted when one of certain session attributes has been changed.
      * See setSessionAttribute().
      */
     void sessionAttributeChanged();
 
     /** Emitted when the session gets locked / unlocked. */
     void readOnlyChanged();
 
     /**
      * Emitted when the activity state of this session changes.
      *
      * @param state The new state of the session.  This may be one
      * of NOTIFYNORMAL, NOTIFYSILENCE or NOTIFYACTIVITY
      */
     void stateChanged(int state);
 
     /**
      * Emitted when the current working directory of this session changes.
      *
      * @param dir The new current working directory of the session.
      */
     void currentDirectoryChanged(const QString &dir);
 
     /** Emitted when a bell event occurs in the session. */
     void bellRequest(const QString &message);
 
 
     /**
      * Requests that the background color of views on this session
      * should be changed.
      */
     void changeBackgroundColorRequest(const QColor &);
     /**
      * Requests that the text color of views on this session should
      * be changed to @p color.
      */
     void changeForegroundColorRequest(const QColor &);
 
     /** TODO: Document me. */
     void openUrlRequest(const QString &url);
 
     /**
      * Emitted when the request for data transmission through ZModem
      * protocol is detected.
      */
     void zmodemDownloadDetected();
     void zmodemUploadDetected();
 
     /**
      * Emitted when the terminal process requests a change
      * in the size of the terminal window.
      *
      * @param size The requested window size in terms of lines and columns.
      */
     void resizeRequest(const QSize &size);
 
     /**
      * Emitted when a profile change command is received from the terminal.
      *
      * @param text The text of the command.  This is a string of the form
      * "PropertyName=Value;PropertyName=Value ..."
      */
     void profileChangeCommandReceived(const QString &text);
 
     /**
      * Emitted when the flow control state changes.
      *
      * @param enabled True if flow control is enabled or false otherwise.
      */
     void flowControlEnabledChanged(bool enabled);
 
     /**
      * Emitted when the active screen is switched, to indicate whether the primary
      * screen is in use.
      *
      * This signal serves as a relayer of Emulation::priamyScreenInUse(bool),
      * making it usable for higher level component.
      */
     void primaryScreenInUse(bool use);
 
     /**
      * Emitted when the text selection is changed.
      *
      * This signal serves as a relayer of Emulation::selectedText(QString),
      * making it usable for higher level component.
      */
     void selectionChanged(const QString &text);
 
     /**
      * Emitted when background request ("\033]11;?\a") terminal code received.
      * Terminal is expected send "\033]11;rgb:RRRR/GGGG/BBBB\a" response.
      *
      * Originally implemented to support vim's background detection feature
      * (without explictly setting 'bg=dark' within local/remote vimrc)
      */
     void getBackgroundColor();
 
 private Q_SLOTS:
     void done(int, QProcess::ExitStatus);
 
     void fireZModemDownloadDetected();
     void fireZModemUploadDetected();
 
     void onReceiveBlock(const char *buf, int len);
     void silenceTimerDone();
     void activityTimerDone();
 
     void onViewSizeChange(int height, int width);
 
     void activityStateSet(int);
 
     //automatically detach views from sessions when view is destroyed
     void viewDestroyed(QObject *view);
 
     void zmodemReadStatus();
     void zmodemReadAndSendBlock();
     void zmodemReceiveBlock(const char *data, int len);
     void zmodemFinished();
 
     void updateFlowControlState(bool suspended);
     void updateWindowSize(int lines, int columns);
 
     // Relays the signal from Emulation and sets _isPrimaryScreen
     void onPrimaryScreenInUse(bool use);
 
     void sessionAttributeRequest(int id);
 
     /**
      * Requests that the color the text for any tabs associated with
      * this session should be changed;
      *
      * TODO: Document what the parameter does
      */
     void changeTabTextColor(int);
 
 private:
     Q_DISABLE_COPY(Session)
 
     // checks that the binary 'program' is available and can be executed
     // returns the binary name if available or an empty string otherwise
     static QString checkProgram(const QString &program);
 
     void updateTerminalSize();
     WId windowId() const;
     bool kill(int signal);
     // print a warning message in the terminal.  This is used
     // if the program fails to start, or if the shell exits in
     // an unsuccessful manner
     void terminalWarning(const QString &message);
     ProcessInfo *getProcessInfo();
     void updateSessionProcessInfo();
     bool updateForegroundProcessInfo();
     void updateWorkingDirectory();
 
     QString validDirectory(const QString &dir) const;
 
     QUuid _uniqueIdentifier;            // SHELL_SESSION_ID
 
     Pty *_shellProcess;
     Emulation *_emulation;
 
     QList<TerminalDisplay *> _views;
 
     // monitor activity & silence
     bool _monitorActivity;
     bool _monitorSilence;
     bool _notifiedActivity;
     int _silenceSeconds;
     QTimer *_silenceTimer;
     QTimer *_activityTimer;
 
     bool _autoClose;
     bool _closePerUserRequest;
 
     QString _nameTitle;
     QString _displayTitle;
     QString _userTitle;
 
     QString _localTabTitleFormat;
     QString _remoteTabTitleFormat;
 
     bool _tabTitleSetByUser;
 
     QString _iconName;
     QString _iconText;        // not actually used
     bool _addToUtmp;
     bool _flowControlEnabled;
 
     QString _program;
     QStringList _arguments;
 
     QStringList _environment;
     int _sessionId;
 
     QString _initialWorkingDir;
     QString _currentWorkingDir;
     QUrl _reportedWorkingUrl;
 
     ProcessInfo *_sessionProcessInfo;
     ProcessInfo *_foregroundProcessInfo;
     int _foregroundPid;
 
     // ZModem
     bool _zmodemBusy;
     KProcess *_zmodemProc;
     ZModemDialog *_zmodemProgress;
 
     bool _hasDarkBackground;
 
     QSize _preferredSize;
 
     bool _readOnly;
     static int lastSessionId;
 
     bool _isPrimaryScreen;
 };
 
 /**
  * Provides a group of sessions which is divided into master and slave sessions.
  * Activity in master sessions can be propagated to all sessions within the group.
  * The type of activity which is propagated and method of propagation is controlled
  * by the masterMode() flags.
  */
 class SessionGroup : public QObject
 {
     Q_OBJECT
 
 public:
     /** Constructs an empty session group. */
     explicit SessionGroup(QObject *parent);
     /** Destroys the session group and removes all connections between master and slave sessions. */
     ~SessionGroup() override;
 
     /** Adds a session to the group. */
     void addSession(Session *session);
     /** Removes a session from the group. */
     void removeSession(Session *session);
 
     /** Returns the list of sessions currently in the group. */
     QList<Session *> sessions() const;
 
     /**
      * Sets whether a particular session is a master within the group.
      * Changes or activity in the group's master sessions may be propagated
      * to all the sessions in the group, depending on the current masterMode()
      *
      * @param session The session whose master status should be changed.
      * @param master True to make this session a master or false otherwise
      */
     void setMasterStatus(Session *session, bool master);
     /** Returns the master status of a session.  See setMasterStatus() */
     bool masterStatus(Session *session) const;
 
     /**
      * This enum describes the options for propagating certain activity or
      * changes in the group's master sessions to all sessions in the group.
      */
     enum MasterMode {
         /**
          * Any input key presses in the master sessions are sent to all
          * sessions in the group.
          */
         CopyInputToAll = 1
     };
 
     /**
      * Specifies which activity in the group's master sessions is propagated
      * to all sessions in the group.
      *
      * @param mode A bitwise OR of MasterMode flags.
      */
     void setMasterMode(int mode);
     /**
      * Returns a bitwise OR of the active MasterMode flags for this group.
      * See setMasterMode()
      */
     int masterMode() const;
 
 private Q_SLOTS:
     void sessionFinished();
     void forwardData(const QByteArray &data);
 
 private:
-    QList<Session *> masters() const;
-
     // maps sessions to their master status
     QHash<Session *, bool> _sessions;
 
     int _masterMode;
 };
 }
 
 #endif