Remove now unused KDE5XLib and KDE5Data

Change-Id: Ic3b3c0c41fb0992e8cc43410d5fb5c0bacc215fa

8 files changed, 1 insertions, 645 deletions

diff --git a/vcl/unx/kde5/KDE5Data.cxx b/vcl/unx/kde5/KDE5Data.cxx
deleted file mode 100644
index 66bcde41210e..000000000000
--- a/vcl/unx/kde5/KDE5Data.cxx
+++ /dev/null
@@ -1,73 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- *
- * This file incorporates work covered by the following license notice:
- *
- *   Licensed to the Apache Software Foundation (ASF) under one or more
- *   contributor license agreements. See the NOTICE file distributed
- *   with this work for additional information regarding copyright
- *   ownership. The ASF licenses this file to you under the Apache
- *   License, Version 2.0 (the "License"); you may not use this file
- *   except in compliance with the License. You may obtain a copy of
- *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
- */
-
-#include <QtWidgets/QStyle>
-#include <QtWidgets/QApplication>
-
-#undef Region
-
-#include "KDE5Data.hxx"
-
-#include "KDE5XLib.hxx"
-#include "KDE5SalDisplay.hxx"
-
-KDE5Data::~KDE5Data()
-{
-}
-
-void KDE5Data::Init()
-{
-    pXLib_ = new KDE5XLib();
-    pXLib_->Init();
-    //SetDisplay( SalKDE5Display::self() );
-
-    int argc = 1;
-    qMyApp = new QApplication(argc, nullptr);
-}
-
-void KDE5Data::initNWF()
-{
-    ImplSVData *pSVData = ImplGetSVData();
-
-    // draw toolbars on separate lines
-    pSVData->maNWFData.mbDockingAreaSeparateTB = true;
-    // no borders for menu, theming does that
-    pSVData->maNWFData.mbFlatMenu = true;
-    // Qt theme engines may support a rollover menubar
-    pSVData->maNWFData.mbRolloverMenubar = true;
-
-    pSVData->maNWFData.mbNoFocusRects = true;
-
-    // Styled menus need additional space
-    //QStyle *style = QApplication::style();
-    QStyle *style = qMyApp->style();
-    pSVData->maNWFData.mnMenuFormatBorderX =
-       style->pixelMetric( QStyle::PM_MenuPanelWidth ) +
-       style->pixelMetric( QStyle::PM_MenuHMargin );
-    pSVData->maNWFData.mnMenuFormatBorderY =
-       style->pixelMetric( QStyle::PM_MenuPanelWidth ) +
-       style->pixelMetric( QStyle::PM_MenuVMargin );
-}
-
-void KDE5Data::deInitNWF()
-{
-    delete qMyApp;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/unx/kde5/KDE5Data.hxx b/vcl/unx/kde5/KDE5Data.hxx
deleted file mode 100644
index 6feedbe81734..000000000000
--- a/vcl/unx/kde5/KDE5Data.hxx
+++ /dev/null
@@ -1,45 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- *
- * This file incorporates work covered by the following license notice:
- *
- *   Licensed to the Apache Software Foundation (ASF) under one or more
- *   contributor license agreements. See the NOTICE file distributed
- *   with this work for additional information regarding copyright
- *   ownership. The ASF licenses this file to you under the Apache
- *   License, Version 2.0 (the "License"); you may not use this file
- *   except in compliance with the License. You may obtain a copy of
- *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
- */
-
-#pragma once
-
-#include <unx/saldisp.hxx>
-#include <unx/saldata.hxx>
-
-class KDE5SalInstance;
-class KDE5XLib;
-
-class KDE5Data //: public X11SalData
-{
-    public:
-        explicit KDE5Data( SalInstance *pInstance ) {}
-                       // : X11SalData( SAL_DATA_KDE5, pInstance ) {}
-        virtual ~KDE5Data();
-
-        virtual void Init() ;
-        virtual void initNWF() ;
-        virtual void deInitNWF() ;
-
-        KDE5XLib* GetLib() { return pXLib_; }
-    private:
-        KDE5XLib *pXLib_;
-        QApplication* qMyApp;
-};
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/unx/kde5/KDE5SalDisplay.cxx b/vcl/unx/kde5/KDE5SalDisplay.cxx
index dbb44aff648a..4b844c288533 100644
--- a/vcl/unx/kde5/KDE5SalDisplay.cxx
+++ b/vcl/unx/kde5/KDE5SalDisplay.cxx
@@ -24,8 +24,6 @@
 #undef Bool
 #endif
 
-#include "KDE5XLib.hxx"
-
 #include <assert.h>
 
 SalKDE5Display* SalKDE5Display::selfptr = nullptr;
@@ -41,7 +39,6 @@ SalKDE5Display::SalKDE5Display( Display* pDisp )
 SalKDE5Display::~SalKDE5Display()
 {
     // in case never a frame opened
-    static_cast<KDE5XLib*>(GetXLib())->doStartup();
     // clean up own members
     doDestruct();
     selfptr = nullptr;
diff --git a/vcl/unx/kde5/KDE5SalFrame.cxx b/vcl/unx/kde5/KDE5SalFrame.cxx
index 138ac1bd8191..849f0f322a11 100644
--- a/vcl/unx/kde5/KDE5SalFrame.cxx
+++ b/vcl/unx/kde5/KDE5SalFrame.cxx
@@ -32,7 +32,6 @@
 #undef Region
 
 #include "KDE5SalFrame.hxx"
-#include "KDE5XLib.hxx"
 #include "KDE5SalGraphics.hxx"
 
 #include <tools/color.hxx>
diff --git a/vcl/unx/kde5/KDE5SalInstance.cxx b/vcl/unx/kde5/KDE5SalInstance.cxx
index 7170dfca5da9..86b42a9c5206 100644
--- a/vcl/unx/kde5/KDE5SalInstance.cxx
+++ b/vcl/unx/kde5/KDE5SalInstance.cxx
@@ -29,7 +29,6 @@
 
 #include "KDE5SalInstance.hxx"
 #include "KDE5SalFrame.hxx"
-#include "KDE5XLib.hxx"
 #include "KDE5SalDisplay.hxx"
 
 using namespace com::sun::star;
@@ -50,12 +49,7 @@ SalFrame* KDE5SalInstance::CreateFrame( SalFrame *pParent, SalFrameStyleFlags nS
 uno::Reference< ui::dialogs::XFilePicker2 > KDE5SalInstance::createFilePicker(
     const uno::Reference< uno::XComponentContext >& xMSF )
 {
-    /*KDEXLib* kdeXLib = static_cast<KDEXLib*>( mpXLib );
-    if (kdeXLib->allowKdeDialogs())
-        return uno::Reference< ui::dialogs::XFilePicker2 >(
-            kdeXLib->createFilePicker(xMSF) );
-    else*/
-        return SalInstance::createFilePicker( xMSF );
+    return SalInstance::createFilePicker( xMSF );
 }
 
 bool KDE5SalInstance::IsMainThread() const
diff --git a/vcl/unx/kde5/KDE5SalInstance.hxx b/vcl/unx/kde5/KDE5SalInstance.hxx
index b0d940204cc0..e22426dfae5e 100644
--- a/vcl/unx/kde5/KDE5SalInstance.hxx
+++ b/vcl/unx/kde5/KDE5SalInstance.hxx
@@ -24,7 +24,6 @@
 
 class SalYieldMutex;
 class SalFrame;
-class KDE5XLib;
 
 class KDE5SalInstance : public Qt5Instance
 {
@@ -39,10 +38,6 @@ public:
                               css::uno::XComponentContext >& ) override;
 
     virtual bool IsMainThread() const override;
-    void SetLib( KDE5XLib *pXLib ) { m_pXLib = pXLib; }
-
-private:
-    KDE5XLib *m_pXLib;
 };
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/unx/kde5/KDE5XLib.cxx b/vcl/unx/kde5/KDE5XLib.cxx
deleted file mode 100644
index ec62f5a19e45..000000000000
--- a/vcl/unx/kde5/KDE5XLib.cxx
+++ /dev/null
@@ -1,410 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- *
- * This file incorporates work covered by the following license notice:
- *
- *   Licensed to the Apache Software Foundation (ASF) under one or more
- *   contributor license agreements. See the NOTICE file distributed
- *   with this work for additional information regarding copyright
- *   ownership. The ASF licenses this file to you under the Apache
- *   License, Version 2.0 (the "License"); you may not use this file
- *   except in compliance with the License. You may obtain a copy of
- *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
- */
-
-#include <QtCore/QAbstractEventDispatcher>
-#include <QtCore/QThread>
-#include <QtWidgets/QApplication>
-#include <QtWidgets/QFrame>
-#include <QtGui/QClipboard>
-#include <QtX11Extras/QX11Info>
-
-
-#include "config_qt5.h"
-
-#include "KDE5XLib.hxx"
-#include "VCLKDE5Application.hxx"
-#include "KDE5SalInstance.hxx"
-
-#include <KAboutData>
-#include <KLocalizedString>
-
-#include "unx/i18n_im.hxx"
-#include "unx/i18n_xkb.hxx"
-#include "unx/saldata.hxx"
-#include <o3tl/make_unique.hxx>
-#include "osl/process.h"
-
-#include "KDE5SalDisplay.hxx"
-
-#undef Bool
-
-#if QT5_HAVE_GLIB
-//#include "KDE4FilePicker.hxx"
-#include "tst_exclude_socket_notifiers.moc"
-#include "tst_exclude_posted_events.moc"
-#endif
-
-KDE5XLib::KDE5XLib() :
-    SalXLib(),  m_bStartupDone(false),
-    m_nFakeCmdLineArgs( 0 ),
-    m_isGlibEventLoopType(false), m_allowKdeDialogs(false),
-    m_timerEventId( -1 ), m_postUserEventId( -1 )
-{
-    m_timerEventId = QEvent::registerEventType();
-    m_postUserEventId = QEvent::registerEventType();
-
-    // the timers created here means they belong to the main thread.
-    // As the timeoutTimer runs the LO event queue, which may block on a dialog,
-    // the timer has to use a Qt::QueuedConnection, otherwise the nested event
-    // loop will detect the blocking timer and drop it from the polling
-    // freezing LO X11 processing.
-    timeoutTimer.setSingleShot( true );
-    connect( &timeoutTimer, SIGNAL( timeout()), this, SLOT( timeoutActivated()), Qt::QueuedConnection );
-
-    // QTimer::start() can be called only in its (here main) thread, so this will
-    // forward between threads if needed
-    connect( this, SIGNAL( startTimeoutTimerSignal()), this, SLOT( startTimeoutTimer()), Qt::QueuedConnection );
-
-    // this one needs to be blocking, so that the handling in main thread is processed before
-    // the thread emitting the signal continues
-    connect( this, SIGNAL( processYieldSignal( bool, bool )), this, SLOT( processYield( bool, bool )),
-        Qt::BlockingQueuedConnection );
-
-    // Create the File picker in the main / GUI thread and block the calling thread until
-    // the FilePicker is created.
-    connect( this, SIGNAL( createFilePickerSignal( const css::uno::Reference< css::uno::XComponentContext >&) ),
-             this, SLOT( createFilePicker( const css::uno::Reference< css::uno::XComponentContext >&) ),
-             Qt::BlockingQueuedConnection );
-}
-
-KDE5XLib::~KDE5XLib()
-{
-
-    // free the faked cmdline arguments no longer needed by KApplication
-    for( int i = 0; i < m_nFakeCmdLineArgs; i++ )
-    {
-        free( m_pFreeCmdLineArgs[i] );
-    }
-}
-
-void KDE5XLib::Init()
-{
-    m_pInputMethod.reset(new SalI18N_InputMethod);
-    m_pInputMethod->SetLocale();
-    XrmInitialize();
-
-    KAboutData *kAboutData = new KAboutData( I18N_NOOP("LibreOffice"),
-            i18n( "LibreOffice" ),
-            "5.1.0",
-            i18n( "LibreOffice with KDE Native Widget Support." ),
-            KAboutLicense::File,
-            i18n("Copyright (c) 2000, 2014 LibreOffice contributors" ),
-            i18n( "LibreOffice is an office suite.\n" ),
-            "http://libreoffice.org",
-            QLatin1String("libreoffice@lists.freedesktop.org"));
-
-    kAboutData->addAuthor( i18n( "Jan Holesovsky" ),
-            i18n( "Original author and maintainer of the KDE NWF." ),
-            "kendy@artax.karlin.mff.cuni.cz",
-            "http://artax.karlin.mff.cuni.cz/~kendy" );
-    kAboutData->addAuthor( i18n("Roman Shtylman"),
-            i18n( "Porting to KDE 4." ),
-            "shtylman@gmail.com", "http://shtylman.com" );
-    kAboutData->addAuthor( i18n("Eric Bischoff"),
-            i18n( "Accessibility fixes, porting to KDE 4." ),
-            "bischoff@kde.org" );
-
-    m_nFakeCmdLineArgs = 2;
-
-    sal_uInt32 nParams = osl_getCommandArgCount();
-    OString aDisplay;
-    OUString aParam, aBin;
-
-    for ( sal_uInt32 nIdx = 0; nIdx < nParams; ++nIdx )
-    {
-        osl_getCommandArg( nIdx, &aParam.pData );
-        if ( !m_pFreeCmdLineArgs && aParam == "-display" && nIdx + 1 < nParams )
-        {
-            osl_getCommandArg( nIdx + 1, &aParam.pData );
-            aDisplay = OUStringToOString( aParam, osl_getThreadTextEncoding() );
-
-            m_pFreeCmdLineArgs = o3tl::make_unique<char*[]>(m_nFakeCmdLineArgs + 2);
-            m_pFreeCmdLineArgs[ m_nFakeCmdLineArgs + 0 ] = strdup( "-display" );
-            m_pFreeCmdLineArgs[ m_nFakeCmdLineArgs + 1 ] = strdup( aDisplay.getStr() );
-            m_nFakeCmdLineArgs += 2;
-        }
-    }
-    if ( !m_pFreeCmdLineArgs )
-        m_pFreeCmdLineArgs = o3tl::make_unique<char*[]>(m_nFakeCmdLineArgs);
-
-    osl_getExecutableFile( &aParam.pData );
-    osl_getSystemPathFromFileURL( aParam.pData, &aBin.pData );
-    OString aExec = OUStringToOString( aBin, osl_getThreadTextEncoding() );
-    m_pFreeCmdLineArgs[0] = strdup( aExec.getStr() );
-    m_pFreeCmdLineArgs[1] = strdup( "--nocrashhandler" );
-
-    // make a copy of the string list for freeing it since
-    // KApplication manipulates the pointers inside the argument vector
-    // note: KApplication bad !
-    m_pAppCmdLineArgs = o3tl::make_unique<char*[]>(m_nFakeCmdLineArgs);
-    for( int i = 0; i < m_nFakeCmdLineArgs; i++ )
-        m_pAppCmdLineArgs[i] = m_pFreeCmdLineArgs[i];
-
-    // LO does its own session management, so prevent KDE/Qt from interfering
-    // (QApplication::disableSessionManagement(false) wouldn't quite do,
-    // since that still actually connects to the session manager, it just
-    // won't save the application data on session shutdown).
-    char* session_manager = nullptr;
-    if( getenv( "SESSION_MANAGER" ) != nullptr )
-    {
-        session_manager = strdup( getenv( "SESSION_MANAGER" ));
-        unsetenv( "SESSION_MANAGER" );
-    }
-    //m_pApplication.reset( new VCLKDEApplication() );
-    if( session_manager != nullptr )
-    {
-        // coverity[tainted_string] - trusted source for setenv
-        setenv( "SESSION_MANAGER", session_manager, 1 );
-        free( session_manager );
-    }
-
-    //KApplication::setQuitOnLastWindowClosed(false);
-
-#if QT5_HAVE_GLIB
-    m_isGlibEventLoopType = QAbstractEventDispatcher::instance()->inherits( "QEventDispatcherGlib" );
-    // Using KDE dialogs (and their nested event loops) works only with a proper event loop integration
-    // that will release SolarMutex when waiting for more events.
-    // Moreover there are bugs in Qt event loop code that allow QClipboard recursing because the event
-    // loop processes also events that it should not at that point, so no dialogs in that case either.
-    // https://bugreports.qt-project.org/browse/QTBUG-37380
-    // https://bugreports.qt-project.org/browse/QTBUG-34614
-    if (m_isGlibEventLoopType && (0 == tst_processEventsExcludeSocket()) && tst_excludePostedEvents() == 0 )
-        m_allowKdeDialogs = true;
-#endif
-
-    setupEventLoop();
-
-    m_pDisplay = QX11Info::display();
-}
-
-// When we use Qt event loop, it can actually use its own event loop handling, or wrap
-// the Glib event loop (the latter is the default is Qt is built with Glib support
-// and $QT_NO_GLIB is not set). We mostly do not care which one it is, as QSocketNotifier's
-// and QTimer's can handle it transparently, but it matters for the SolarMutex, which
-// needs to be unlocked shortly before entering the main sleep (e.g. select()) and locked
-// immediately after. So we need to know which event loop implementation is used and
-// hook accordingly.
-#if QT5_HAVE_GLIB
-#include <glib.h>
-
-static GPollFunc old_gpoll = nullptr;
-
-static gint gpoll_wrapper( GPollFD* ufds, guint nfds, gint timeout )
-{
-    SolarMutexReleaser release; // release YieldMutex (and re-acquire at block end)
-    return old_gpoll( ufds, nfds, timeout );
-}
-#endif
-
-/*static bool ( *old_qt_event_filter )( void* );
-static bool qt_event_filter( void* m )
-{
-    if( old_qt_event_filter != nullptr && old_qt_event_filter( m ))
-        return true;
-    if( SalKDE5Display::self() && SalKDE5Display::self()->checkDirectInputEvent( static_cast< XEvent* >( m )))
-        return true;
-    return false;
-}*/
-
-bool KDE5XLib::nativeEventFilter(const QByteArray &eventType, void *message, long *)
-{
-    if (eventType == "xcb_generic_event_t") {
-        xcb_generic_event_t* ev = static_cast<xcb_generic_event_t *>(message);
-        if( SalKDE5Display::self() && SalKDE5Display::self()->checkDirectInputEvent( ev ))
-            return true;
-    }
-    return false;
-}
-
-void KDE5XLib::setupEventLoop()
-{
-    QAbstractEventDispatcher *qDispatcher = QAbstractEventDispatcher::instance();
-
-    //qDispatcher->installNativeEventFilter( this );
-#if QT5_HAVE_GLIB
-    if( m_isGlibEventLoopType )
-    {
-        old_gpoll = g_main_context_get_poll_func( nullptr );
-        g_main_context_set_poll_func( nullptr, gpoll_wrapper );
-        if( m_allowKdeDialogs )
-            QApplication::clipboard()->setProperty( "useEventLoopWhenWaiting", true );
-        return;
-    }
-#endif
-}
-
-void KDE5XLib::Insert( int fd, void* data, YieldFunc pending, YieldFunc queued, YieldFunc handle )
-{
-    if( !m_isGlibEventLoopType )
-        return SalXLib::Insert( fd, data, pending, queued, handle );
-    SocketData sdata;
-    sdata.data = data;
-    sdata.pending = pending;
-    sdata.queued = queued;
-    sdata.handle = handle;
-    // qApp as parent to make sure it uses the main thread event loop
-    sdata.notifier = new QSocketNotifier( fd, QSocketNotifier::Read, qApp );
-    connect( sdata.notifier, SIGNAL( activated( int )), this, SLOT( socketNotifierActivated( int )));
-    socketData[ fd ] = sdata;
-}
-
-void KDE5XLib::Remove( int fd )
-{
-    if( !m_isGlibEventLoopType )
-        return SalXLib::Remove( fd );
-    SocketData sdata = socketData.take( fd );// according to SalXLib::Remove() this should be safe
-    delete sdata.notifier;
-}
-
-void KDE5XLib::socketNotifierActivated( int fd )
-{
-    const SocketData& sdata = socketData[ fd ];
-    sdata.handle( fd, sdata.data );
-}
-
-bool KDE5XLib::Yield( bool bWait, bool bHandleAllCurrentEvents )
-{
-    if( !m_isGlibEventLoopType )
-    {
-        bool wasEvent = false;
-        if( qApp->thread() == QThread::currentThread())
-        {
-            // even if we use the LO event loop, still process Qt's events,
-            // otherwise they can remain unhandled for quite a long while
-            wasEvent = processYield( false, bHandleAllCurrentEvents );
-        }
-        return SalXLib::Yield(bWait, bHandleAllCurrentEvents) || wasEvent;
-    }
-    // if we are the main thread (which is where the event processing is done),
-    // good, just do it
-    if( qApp->thread() == QThread::currentThread())
-    {
-        return processYield( bWait, bHandleAllCurrentEvents );
-    }
-    else
-    {
-        // we were called from another thread;
-        // release the yield lock to prevent deadlock with the main thread
-        // (it's ok to release it here, since even normal processYield() would
-        // temporarily do it while checking for new events)
-        SolarMutexReleaser aReleaser;
-        Q_EMIT processYieldSignal( bWait, bHandleAllCurrentEvents );
-        return false;
-    }
-}
-
-/**
- * Quoting the Qt docs: [QAbstractEventDispatcher::processEvents] processes
- * pending events that match flags until there are no more events to process.
- */
-bool KDE5XLib::processYield( bool bWait, bool )
-{
-    QAbstractEventDispatcher* dispatcher = QAbstractEventDispatcher::instance( qApp->thread());
-    bool wasEvent = false;
-    if ( bWait )
-        wasEvent = dispatcher->processEvents( QEventLoop::WaitForMoreEvents );
-    else
-        wasEvent = dispatcher->processEvents( QEventLoop::AllEvents );
-    return wasEvent;
-}
-
-void KDE5XLib::StartTimer( sal_uLong nMS )
-{
-    if( !m_isGlibEventLoopType )
-        return SalXLib::StartTimer( nMS );
-    timeoutTimer.setInterval( nMS );
-    // QTimer's can be started only in their thread (main thread here)
-    if( qApp->thread() == QThread::currentThread())
-        startTimeoutTimer();
-    else
-        Q_EMIT startTimeoutTimerSignal();
-}
-
-void KDE5XLib::startTimeoutTimer()
-{
-    timeoutTimer.start();
-}
-
-void KDE5XLib::StopTimer()
-{
-    if( !m_isGlibEventLoopType )
-        return SalXLib::StopTimer();
-    timeoutTimer.stop();
-}
-
-void KDE5XLib::timeoutActivated()
-{
-    // don't potentially wait in timeout, as QTimer is non-recursive
-    QApplication::postEvent(this, new QEvent(QEvent::Type( m_timerEventId )));
-}
-
-void KDE5XLib::customEvent(QEvent* e)
-{
-    if( e->type() == m_timerEventId )
-        X11SalData::Timeout();
-    else if( e->type() == m_postUserEventId )
-        SalKDE5Display::self()->DispatchInternalEvent();
-}
-
-void KDE5XLib::Wakeup()
-{
-    if( !m_isGlibEventLoopType )
-        return SalXLib::Wakeup();
-    QAbstractEventDispatcher::instance( qApp->thread())->wakeUp(); // main thread event loop
-}
-
-void KDE5XLib::TriggerUserEventProcessing()
-{
-    if( !m_isGlibEventLoopType )
-        return SalXLib::TriggerUserEventProcessing();
-    QApplication::postEvent(this, new QEvent(QEvent::Type( m_postUserEventId )));
-}
-
-void KDE5XLib::doStartup()
-{
-    if( ! m_bStartupDone )
-    {
-        //KStartupInfo::appStarted();
-        m_bStartupDone = true;
-        SAL_INFO( "vcl.kde4", "called KStartupInfo::appStarted()" );
-    }
-}
-
-using namespace com::sun::star;
-
-uno::Reference< ui::dialogs::XFilePicker2 > KDE5XLib::createFilePicker(
-        const uno::Reference< uno::XComponentContext >& xMSF )
-{
-#if QT5_HAVE_GLIB
-    if( qApp->thread() != QThread::currentThread()) {
-        SolarMutexReleaser aReleaser;
-        return Q_EMIT createFilePickerSignal( xMSF );
-    }
-
-    return nullptr;
-    //return uno::Reference< ui::dialogs::XFilePicker2 >( new KDE4FilePicker( xMSF ) );
-#else
-    (void)xMSF;
-    return NULL;
-#endif
-}
-
-#include "KDE5XLib.moc"
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/unx/kde5/KDE5XLib.hxx b/vcl/unx/kde5/KDE5XLib.hxx
deleted file mode 100644
index 867a55a3f269..000000000000
--- a/vcl/unx/kde5/KDE5XLib.hxx
+++ /dev/null
@@ -1,101 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- *
- * This file incorporates work covered by the following license notice:
- *
- *   Licensed to the Apache Software Foundation (ASF) under one or more
- *   contributor license agreements. See the NOTICE file distributed
- *   with this work for additional information regarding copyright
- *   ownership. The ASF licenses this file to you under the Apache
- *   License, Version 2.0 (the "License"); you may not use this file
- *   except in compliance with the License. You may obtain a copy of
- *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
- */
-
-#pragma once
-
-#include <memory>
-
-#include <unx/saldisp.hxx>
-#include <unx/salinst.h>
-
-//#include <fixx11h.h>
-//
-#include <QtCore/QObject>
-#include <QtCore/QHash>
-#include <QtCore/QSocketNotifier>
-#include <QtCore/QTimer>
-#include <QtCore/QAbstractNativeEventFilter>
-
-class VCLKDE5Application;
-
-class KDE5XLib : public QObject, public QAbstractNativeEventFilter, public SalXLib
-{
-    Q_OBJECT
-    private:
-        bool m_bStartupDone;
-        std::unique_ptr<VCLKDE5Application> m_pApplication;
-        std::unique_ptr<char*[]> m_pFreeCmdLineArgs;
-        std::unique_ptr<char*[]> m_pAppCmdLineArgs;
-        int m_nFakeCmdLineArgs;
-        struct SocketData
-            {
-            void* data;
-            YieldFunc pending;
-            YieldFunc queued;
-            YieldFunc handle;
-            QSocketNotifier* notifier;
-            };
-        QHash< int, SocketData > socketData; // key is fd
-        QTimer timeoutTimer;
-        bool m_isGlibEventLoopType;
-        bool m_allowKdeDialogs;
-        int m_timerEventId;
-        int m_postUserEventId;
-
-    private:
-        void setupEventLoop();
-
-    private Q_SLOTS:
-        void socketNotifierActivated( int fd );
-        void timeoutActivated();
-        void startTimeoutTimer();
-        static bool processYield( bool bWait, bool bHandleAllCurrentEvents );
-
-    Q_SIGNALS:
-        void startTimeoutTimerSignal();
-        void processYieldSignal( bool bWait, bool bHandleAllCurrentEvents );
-        css::uno::Reference< css::ui::dialogs::XFilePicker2 >
-            createFilePickerSignal( const css::uno::Reference< css::uno::XComponentContext >& );
-
-    public:
-        KDE5XLib();
-        virtual ~KDE5XLib() override;
-
-        virtual void Init() override;
-        virtual bool Yield( bool bWait, bool bHandleAllCurrentEvents ) override;
-        virtual void Insert( int fd, void* data, YieldFunc pending, YieldFunc queued, YieldFunc handle ) override;
-        virtual void Remove( int fd ) override;
-        virtual void StartTimer( sal_uLong nMS ) override;
-        virtual void StopTimer() override;
-        virtual void Wakeup() override;
-        virtual void TriggerUserEventProcessing();
-
-        void doStartup();
-        bool allowKdeDialogs() { return m_allowKdeDialogs; }
-
-        virtual void customEvent(QEvent* e) override;
-
-    public Q_SLOTS:
-        css::uno::Reference< css::ui::dialogs::XFilePicker2 >
-            createFilePicker( const css::uno::Reference< css::uno::XComponentContext >& );
-    public:
-        virtual bool nativeEventFilter(const QByteArray &eventType, void *message, long *) override;
-};
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */