Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 950 insertions, 0 deletions

diff --git a/extensions/source/update/ui/updatecheckui.cxx b/extensions/source/update/ui/updatecheckui.cxx
new file mode 100644
index 000000000..bb923cbd2
--- /dev/null
+++ b/extensions/source/update/ui/updatecheckui.cxx
@@ -0,0 +1,925 @@
+/* -*- 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 <cppuhelper/implbase.hxx>
+#include <cppuhelper/implementationentry.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/document/XDocumentEventListener.hpp>
+#include <com/sun/star/document/XDocumentEventBroadcaster.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/frame/theGlobalEventBroadcaster.hpp>
+#include <com/sun/star/graphic/GraphicProvider.hpp>
+#include <com/sun/star/graphic/XGraphicProvider.hpp>
+#include <com/sun/star/task/XJob.hpp>
+#include <comphelper/processfactory.hxx>
+#include <unotools/resmgr.hxx>
+#include <vcl/window.hxx>
+#include <vcl/floatwin.hxx>
+#include <vcl/timer.hxx>
+#include <vcl/idle.hxx>
+#include <vcl/lineinfo.hxx>
+#include <vcl/menu.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/weld.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <sfx2/strings.hrc>
+#include <rtl/ustrbuf.hxx>
+
+#include <bitmaps.hlst>
+
+#define PROPERTY_TITLE          "BubbleHeading"
+#define PROPERTY_TEXT           "BubbleText"
+#define PROPERTY_IMAGE          "BubbleImageURL"
+#define PROPERTY_SHOW_BUBBLE    "BubbleVisible"
+#define PROPERTY_CLICK_HDL      "MenuClickHDL"
+#define PROPERTY_SHOW_MENUICON  "MenuIconVisible"
+
+using namespace ::com::sun::star;
+
+
+static uno::Sequence< OUString > getServiceNames()
+{
+    uno::Sequence< OUString > aServiceList { "com.sun.star.setup.UpdateCheckUI" };
+    return aServiceList;
+}
+
+
+static OUString getImplementationName()
+{
+    return "vnd.sun.UpdateCheckUI";
+}
+
+
+namespace
+{
+
+Image GetMenuBarIcon( MenuBar const * pMBar )
+{
+    OUString sResID;
+    vcl::Window *pMBarWin = pMBar->GetWindow();
+    sal_uInt32 nMBarHeight = 20;
+
+    if ( pMBarWin )
+        nMBarHeight = pMBarWin->GetOutputSizePixel().getHeight();
+
+    if (nMBarHeight >= 35)
+        sResID = RID_UPDATE_AVAILABLE_26;
+    else
+        sResID = RID_UPDATE_AVAILABLE_16;
+
+    return Image(StockImage::Yes, sResID);
+}
+
+class BubbleWindow : public FloatingWindow
+{
+    Point           maTipPos;
+    vcl::Region     maBounds;
+    tools::Polygon  maRectPoly;
+    tools::Polygon  maTriPoly;
+    OUString        maBubbleTitle;
+    OUString        maBubbleText;
+    Image           maBubbleImage;
+    Size            maMaxTextSize;
+    tools::Rectangle       maTitleRect;
+    tools::Rectangle       maTextRect;
+    long            mnTipOffset;
+
+private:
+    void            RecalcTextRects();
+
+public:
+                    BubbleWindow( vcl::Window* pParent, const OUString& rTitle,
+                                  const OUString& rText, const Image& rImage );
+
+    virtual void    MouseButtonDown( const MouseEvent& rMEvt ) override;
+    virtual void    Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect) override;
+    void            Resize() override;
+    void            Show( bool bVisible = true, ShowFlags nFlags = ShowFlags::NoActivate );
+    void            SetTipPosPixel( const Point& rTipPos ) { maTipPos = rTipPos; }
+    void            SetTitleAndText( const OUString& rTitle, const OUString& rText,
+                                     const Image& rImage );
+};
+
+
+class UpdateCheckUI : public ::cppu::WeakImplHelper
+                        < lang::XServiceInfo, document::XDocumentEventListener, beans::XPropertySet >
+{
+    uno::Reference< uno::XComponentContext > m_xContext;
+    uno::Reference< task::XJob > mrJob;
+    OUString       maBubbleTitle;
+    OUString       maBubbleText;
+    OUString       maBubbleImageURL;
+    Image               maBubbleImage;
+    VclPtr<BubbleWindow> mpBubbleWin;
+    VclPtr<SystemWindow> mpIconSysWin;
+    VclPtr<MenuBar>     mpIconMBar;
+    std::locale         maSfxLocale;
+    Idle                maWaitIdle;
+    Timer               maTimeoutTimer;
+    Link<VclWindowEvent&,void> maWindowEventHdl;
+    Link<VclSimpleEvent&,void> maApplicationEventHdl;
+    bool                mbShowBubble;
+    bool                mbShowMenuIcon;
+    bool                mbBubbleChanged;
+    sal_uInt16              mnIconID;
+
+private:
+                    DECL_LINK(ClickHdl, MenuBar::MenuBarButtonCallbackArg&, bool);
+                    DECL_LINK(HighlightHdl, MenuBar::MenuBarButtonCallbackArg&, bool);
+                    DECL_LINK(WaitTimeOutHdl, Timer *, void);
+                    DECL_LINK(TimeOutHdl, Timer *, void);
+                    DECL_LINK(UserEventHdl, void *, void);
+                    DECL_LINK(WindowEventHdl, VclWindowEvent&, void);
+                    DECL_LINK(ApplicationEventHdl, VclSimpleEvent&, void);
+
+    VclPtr<BubbleWindow> GetBubbleWindow();
+    void            RemoveBubbleWindow( bool bRemoveIcon );
+    void            AddMenuBarIcon( SystemWindow* pSysWin, bool bAddEventHdl );
+    Image           GetBubbleImage( OUString const &rURL );
+
+public:
+    explicit        UpdateCheckUI(const uno::Reference<uno::XComponentContext>&);
+    virtual        ~UpdateCheckUI() override;
+
+    // XServiceInfo
+    virtual OUString SAL_CALL getImplementationName() override;
+    virtual sal_Bool SAL_CALL supportsService(OUString const & serviceName) override;
+    virtual uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+
+    // XDocumentEventListener
+    virtual void SAL_CALL documentEventOccured(const document::DocumentEvent& Event) override;
+    virtual void SAL_CALL disposing(const lang::EventObject& Event) override;
+
+    //XPropertySet
+    virtual uno::Reference< beans::XPropertySetInfo > SAL_CALL getPropertySetInfo() override;
+    virtual void SAL_CALL setPropertyValue(const OUString& PropertyName, const uno::Any& aValue) override;
+    virtual uno::Any SAL_CALL getPropertyValue(const OUString& PropertyName) override;
+    virtual void SAL_CALL addPropertyChangeListener(const OUString& PropertyName,
+                                                    const uno::Reference< beans::XPropertyChangeListener > & aListener) override;
+    virtual void SAL_CALL removePropertyChangeListener(const OUString& PropertyName,
+                                                       const uno::Reference< beans::XPropertyChangeListener > & aListener) override;
+    virtual void SAL_CALL addVetoableChangeListener(const OUString& PropertyName,
+                                                    const uno::Reference< beans::XVetoableChangeListener > & aListener) override;
+    virtual void SAL_CALL removeVetoableChangeListener(const OUString& PropertyName,
+                                                       const uno::Reference< beans::XVetoableChangeListener > & aListener) override;
+};
+
+UpdateCheckUI::UpdateCheckUI(const uno::Reference<uno::XComponentContext>& xContext) :
+      m_xContext(xContext)
+    , mpIconMBar( nullptr )
+    , mbShowBubble( false )
+    , mbShowMenuIcon( false )
+    , mbBubbleChanged( false )
+    , mnIconID( 0 )
+{
+    maSfxLocale = Translate::Create("sfx");
+
+    maBubbleImage = GetBubbleImage( maBubbleImageURL );
+
+    maWaitIdle.SetPriority( TaskPriority::LOWEST );
+    maWaitIdle.SetInvokeHandler( LINK( this, UpdateCheckUI, WaitTimeOutHdl ) );
+
+    maTimeoutTimer.SetTimeout( 10000 );
+    maTimeoutTimer.SetInvokeHandler( LINK( this, UpdateCheckUI, TimeOutHdl ) );
+
+    uno::Reference< document::XDocumentEventBroadcaster > xBroadcaster( frame::theGlobalEventBroadcaster::get(m_xContext) );
+    xBroadcaster->addDocumentEventListener( this );
+
+    maWindowEventHdl = LINK( this, UpdateCheckUI, WindowEventHdl );
+    maApplicationEventHdl = LINK( this, UpdateCheckUI, ApplicationEventHdl );
+    Application::AddEventListener( maApplicationEventHdl );
+}
+
+UpdateCheckUI::~UpdateCheckUI()
+{
+    Application::RemoveEventListener( maApplicationEventHdl );
+    RemoveBubbleWindow( true );
+}
+
+OUString SAL_CALL
+UpdateCheckUI::getImplementationName()
+{
+    return ::getImplementationName();
+}
+
+uno::Sequence< OUString > SAL_CALL
+UpdateCheckUI::getSupportedServiceNames()
+{
+    return ::getServiceNames();
+}
+
+sal_Bool SAL_CALL
+UpdateCheckUI::supportsService( OUString const & serviceName )
+{
+    return cppu::supportsService(this, serviceName);
+}
+
+Image UpdateCheckUI::GetBubbleImage( OUString const &rURL )
+{
+    Image aImage;
+
+    if ( !maBubbleImageURL.isEmpty() )
+    {
+        uno::Reference< uno::XComponentContext > xContext = ::comphelper::getProcessComponentContext();
+
+        if( !xContext.is() )
+            throw uno::RuntimeException(
+                "UpdateCheckUI: unable to obtain service manager from component context" );
+
+        try
+        {
+            uno::Reference< graphic::XGraphicProvider > xGraphProvider(graphic::GraphicProvider::create(xContext));
+            uno::Sequence< beans::PropertyValue > aMediaProps( 1 );
+            aMediaProps[0].Name = "URL";
+            aMediaProps[0].Value <<= rURL;
+
+            uno::Reference< graphic::XGraphic > xGraphic = xGraphProvider->queryGraphic( aMediaProps );
+            if ( xGraphic.is() )
+            {
+                aImage = Image( xGraphic );
+            }
+        }
+        catch( const uno::Exception& )
+        {
+        }
+    }
+
+    if ( aImage.GetSizePixel().Width() == 0 )
+        aImage = Image(StockImage::Yes, SV_RESID_BITMAP_INFOBOX);
+
+    return aImage;
+}
+
+
+void UpdateCheckUI::AddMenuBarIcon( SystemWindow *pSysWin, bool bAddEventHdl )
+{
+    if ( ! mbShowMenuIcon )
+        return;
+
+    SolarMutexGuard aGuard;
+
+    MenuBar *pActiveMBar = pSysWin->GetMenuBar();
+    if ( ( pSysWin != mpIconSysWin ) || ( pActiveMBar != mpIconMBar ) )
+    {
+        if ( bAddEventHdl && mpIconSysWin )
+            mpIconSysWin->RemoveEventListener( maWindowEventHdl );
+
+        RemoveBubbleWindow( true );
+
+        if ( pActiveMBar )
+        {
+            OUStringBuffer aBuf;
+            if( !maBubbleTitle.isEmpty() )
+                aBuf.append( maBubbleTitle );
+            if( !maBubbleText.isEmpty() )
+            {
+                if( !maBubbleTitle.isEmpty() )
+                    aBuf.append( "\n\n" );
+                aBuf.append( maBubbleText );
+            }
+
+            Image aImage = GetMenuBarIcon( pActiveMBar );
+            mnIconID = pActiveMBar->AddMenuBarButton( aImage,
+                                    LINK( this, UpdateCheckUI, ClickHdl ),
+                                    aBuf.makeStringAndClear()
+                                    );
+            pActiveMBar->SetMenuBarButtonHighlightHdl( mnIconID,
+                                    LINK( this, UpdateCheckUI, HighlightHdl ) );
+        }
+        mpIconMBar = pActiveMBar;
+        mpIconSysWin = pSysWin;
+        if ( bAddEventHdl && mpIconSysWin )
+            mpIconSysWin->AddEventListener( maWindowEventHdl );
+    }
+
+    if ( mbShowBubble && pActiveMBar )
+    {
+        mpBubbleWin = GetBubbleWindow();
+        if ( mpBubbleWin )
+        {
+            mpBubbleWin->Show();
+            maTimeoutTimer.Start();
+        }
+        mbShowBubble = false;
+    }
+}
+
+
+void SAL_CALL UpdateCheckUI::documentEventOccured(const document::DocumentEvent& rEvent)
+{
+    SolarMutexGuard aGuard;
+
+    if( rEvent.EventName == "OnPrepareViewClosing" )
+    {
+        RemoveBubbleWindow( true );
+    }
+}
+
+
+void SAL_CALL UpdateCheckUI::disposing(const lang::EventObject&)
+{
+}
+
+
+uno::Reference< beans::XPropertySetInfo > UpdateCheckUI::getPropertySetInfo()
+{
+    return nullptr;
+}
+
+
+void UpdateCheckUI::setPropertyValue(const OUString& rPropertyName,
+                                     const uno::Any& rValue)
+{
+    SolarMutexGuard aGuard;
+
+    OUString aString;
+
+    if( rPropertyName == PROPERTY_TITLE ) {
+        rValue >>= aString;
+        if ( aString != maBubbleTitle ) {
+            maBubbleTitle = aString;
+            mbBubbleChanged = true;
+        }
+    }
+    else if( rPropertyName == PROPERTY_TEXT ) {
+        rValue >>= aString;
+        if ( aString != maBubbleText ) {
+            maBubbleText = aString;
+            mbBubbleChanged = true;
+        }
+    }
+    else if( rPropertyName == PROPERTY_IMAGE ) {
+        rValue >>= aString;
+        if ( aString != maBubbleImageURL ) {
+            maBubbleImageURL = aString;
+            maBubbleImage = GetBubbleImage( maBubbleImageURL );
+            mbBubbleChanged = true;
+        }
+    }
+    else if( rPropertyName == PROPERTY_SHOW_BUBBLE ) {
+        rValue >>= mbShowBubble;
+        if ( mbShowBubble )
+            Application::PostUserEvent( LINK( this, UpdateCheckUI, UserEventHdl ) );
+        else if ( mpBubbleWin )
+            mpBubbleWin->Show( false );
+    }
+    else if( rPropertyName == PROPERTY_CLICK_HDL ) {
+        uno::Reference< task::XJob > aJob;
+        rValue >>= aJob;
+        if ( !aJob.is() )
+            throw lang::IllegalArgumentException();
+        mrJob = aJob;
+    }
+    else if (rPropertyName == PROPERTY_SHOW_MENUICON ) {
+        bool bShowMenuIcon = false;
+        rValue >>= bShowMenuIcon;
+        if ( bShowMenuIcon != mbShowMenuIcon )
+        {
+            mbShowMenuIcon = bShowMenuIcon;
+            if ( bShowMenuIcon )
+                Application::PostUserEvent( LINK( this, UpdateCheckUI, UserEventHdl ) );
+            else
+                RemoveBubbleWindow( true );
+        }
+    }
+    else
+        throw beans::UnknownPropertyException(rPropertyName);
+
+    if ( mbBubbleChanged && mpBubbleWin )
+        mpBubbleWin->Show( false );
+}
+
+
+uno::Any UpdateCheckUI::getPropertyValue(const OUString& rPropertyName)
+{
+    SolarMutexGuard aGuard;
+
+    uno::Any aRet;
+
+    if( rPropertyName == PROPERTY_TITLE )
+        aRet <<= maBubbleTitle;
+    else if( rPropertyName == PROPERTY_TEXT )
+        aRet <<= maBubbleText;
+    else if( rPropertyName == PROPERTY_SHOW_BUBBLE )
+        aRet <<= mbShowBubble;
+    else if( rPropertyName == PROPERTY_IMAGE )
+        aRet <<= maBubbleImageURL;
+    else if( rPropertyName == PROPERTY_CLICK_HDL )
+        aRet <<= mrJob;
+    else if( rPropertyName == PROPERTY_SHOW_MENUICON )
+        aRet <<= mbShowMenuIcon;
+    else
+        throw beans::UnknownPropertyException(rPropertyName);
+
+    return aRet;
+}
+
+
+void UpdateCheckUI::addPropertyChangeListener( const OUString& /*aPropertyName*/,
+                                               const uno::Reference< beans::XPropertyChangeListener > & /*aListener*/)
+{
+    //no bound properties
+}
+
+
+void UpdateCheckUI::removePropertyChangeListener( const OUString& /*aPropertyName*/,
+                                                  const uno::Reference< beans::XPropertyChangeListener > & /*aListener*/)
+{
+    //no bound properties
+}
+
+
+void UpdateCheckUI::addVetoableChangeListener( const OUString& /*aPropertyName*/,
+                                               const uno::Reference< beans::XVetoableChangeListener > & /*aListener*/)
+{
+    //no vetoable properties
+}
+
+
+void UpdateCheckUI::removeVetoableChangeListener( const OUString& /*aPropertyName*/,
+                                                  const uno::Reference< beans::XVetoableChangeListener > & /*aListener*/)
+{
+    //no vetoable properties
+}
+
+
+VclPtr<BubbleWindow> UpdateCheckUI::GetBubbleWindow()
+{
+    if ( !mpIconSysWin )
+        return nullptr;
+
+    tools::Rectangle aIconRect = mpIconMBar->GetMenuBarButtonRectPixel( mnIconID );
+    if( aIconRect.IsEmpty() )
+        return nullptr;
+
+    auto pBubbleWin = mpBubbleWin;
+
+    if ( !pBubbleWin ) {
+        pBubbleWin = VclPtr<BubbleWindow>::Create( mpIconSysWin, maBubbleTitle,
+                                       maBubbleText, maBubbleImage );
+        mbBubbleChanged = false;
+    }
+    else if ( mbBubbleChanged ) {
+        pBubbleWin->SetTitleAndText( maBubbleTitle, maBubbleText,
+                                     maBubbleImage );
+        mbBubbleChanged = false;
+    }
+
+    Point aWinPos = aIconRect.BottomCenter();
+
+    pBubbleWin->SetTipPosPixel( aWinPos );
+
+    return pBubbleWin;
+}
+
+
+void UpdateCheckUI::RemoveBubbleWindow( bool bRemoveIcon )
+{
+    SolarMutexGuard aGuard;
+
+    maWaitIdle.Stop();
+    maTimeoutTimer.Stop();
+
+    if ( mpBubbleWin )
+    {
+        mpBubbleWin.disposeAndClear();
+    }
+
+    if ( bRemoveIcon )
+    {
+        try {
+            if ( mpIconMBar && ( mnIconID != 0 ) )
+            {
+                mpIconMBar->RemoveMenuBarButton( mnIconID );
+                mpIconMBar = nullptr;
+                mnIconID = 0;
+            }
+        }
+        catch ( ... ) {
+            mpIconMBar = nullptr;
+            mnIconID = 0;
+        }
+
+        mpIconSysWin = nullptr;
+    }
+}
+
+
+IMPL_LINK_NOARG(UpdateCheckUI, ClickHdl, MenuBar::MenuBarButtonCallbackArg&, bool)
+{
+    SolarMutexGuard aGuard;
+
+    maWaitIdle.Stop();
+    if ( mpBubbleWin )
+        mpBubbleWin->Show( false );
+
+    if ( mrJob.is() )
+    {
+        try {
+            uno::Sequence<beans::NamedValue> aEmpty;
+            mrJob->execute( aEmpty );
+        }
+        catch(const uno::Exception&) {
+            std::unique_ptr<weld::MessageDialog> xErrorBox(Application::CreateMessageDialog(nullptr,
+                                                           VclMessageType::Warning, VclButtonsType::Ok,
+                                                           Translate::get(STR_NO_WEBBROWSER_FOUND, maSfxLocale)));
+            xErrorBox->run();
+        }
+    }
+
+    return false;
+}
+
+
+IMPL_LINK( UpdateCheckUI, HighlightHdl, MenuBar::MenuBarButtonCallbackArg&, rData, bool )
+{
+    if ( rData.bHighlight )
+        maWaitIdle.Start();
+    else
+        RemoveBubbleWindow( false );
+
+    return false;
+}
+
+
+IMPL_LINK_NOARG(UpdateCheckUI, WaitTimeOutHdl, Timer *, void)
+{
+    SolarMutexGuard aGuard;
+
+    mpBubbleWin = GetBubbleWindow();
+
+    if ( mpBubbleWin )
+    {
+        mpBubbleWin->Show();
+    }
+}
+
+
+IMPL_LINK_NOARG(UpdateCheckUI, TimeOutHdl, Timer *, void)
+{
+    RemoveBubbleWindow( false );
+}
+
+
+IMPL_LINK_NOARG(UpdateCheckUI, UserEventHdl, void*, void)
+{
+    SolarMutexGuard aGuard;
+
+    vcl::Window *pTopWin = Application::GetFirstTopLevelWindow();
+    vcl::Window *pActiveWin = Application::GetActiveTopWindow();
+    SystemWindow *pActiveSysWin = nullptr;
+
+    vcl::Window *pBubbleWin = nullptr;
+    if ( mpBubbleWin )
+        pBubbleWin = mpBubbleWin;
+
+    if ( pActiveWin && ( pActiveWin != pBubbleWin ) && pActiveWin->IsTopWindow() )
+        pActiveSysWin = pActiveWin->GetSystemWindow();
+
+    if ( pActiveWin == pBubbleWin )
+        pActiveSysWin = nullptr;
+
+    while ( !pActiveSysWin && pTopWin )
+    {
+        if ( ( pTopWin != pBubbleWin ) && pTopWin->IsTopWindow() )
+            pActiveSysWin = pTopWin->GetSystemWindow();
+        if ( !pActiveSysWin )
+            pTopWin = Application::GetNextTopLevelWindow( pTopWin );
+    }
+
+    if ( pActiveSysWin )
+        AddMenuBarIcon( pActiveSysWin, true );
+}
+
+
+IMPL_LINK( UpdateCheckUI, WindowEventHdl, VclWindowEvent&, rEvent, void )
+{
+    VclEventId nEventID = rEvent.GetId();
+
+    if ( VclEventId::ObjectDying == nEventID )
+    {
+        SolarMutexGuard aGuard;
+        if ( mpIconSysWin == rEvent.GetWindow() )
+        {
+            mpIconSysWin->RemoveEventListener( maWindowEventHdl );
+            RemoveBubbleWindow( true );
+        }
+    }
+    else if ( VclEventId::WindowMenubarAdded == nEventID )
+    {
+        SolarMutexGuard aGuard;
+        vcl::Window *pWindow = rEvent.GetWindow();
+        if ( pWindow )
+        {
+            SystemWindow *pSysWin = pWindow->GetSystemWindow();
+            if ( pSysWin )
+            {
+                AddMenuBarIcon( pSysWin, false );
+            }
+        }
+    }
+    else if ( VclEventId::WindowMenubarRemoved == nEventID )
+    {
+        SolarMutexGuard aGuard;
+        MenuBar *pMBar = static_cast<MenuBar*>(rEvent.GetData());
+        if ( pMBar && ( pMBar == mpIconMBar ) )
+            RemoveBubbleWindow( true );
+    }
+    else if ( ( nEventID == VclEventId::WindowMove ) ||
+              ( nEventID == VclEventId::WindowResize ) )
+    {
+        SolarMutexGuard aGuard;
+        if ( ( mpIconSysWin == rEvent.GetWindow() ) &&
+             mpBubbleWin && ( mpIconMBar != nullptr ) )
+        {
+            tools::Rectangle aIconRect = mpIconMBar->GetMenuBarButtonRectPixel( mnIconID );
+            Point aWinPos = aIconRect.BottomCenter();
+            mpBubbleWin->SetTipPosPixel( aWinPos );
+            if ( mpBubbleWin->IsVisible() )
+                mpBubbleWin->Show();    // This will recalc the screen position of the bubble
+        }
+    }
+}
+
+
+IMPL_LINK( UpdateCheckUI, ApplicationEventHdl, VclSimpleEvent&, rEvent, void)
+{
+    switch (rEvent.GetId())
+    {
+        case VclEventId::WindowShow:
+        case VclEventId::WindowActivate:
+        case VclEventId::WindowGetFocus: {
+            SolarMutexGuard aGuard;
+
+            vcl::Window *pWindow = static_cast< VclWindowEvent * >(&rEvent)->GetWindow();
+            if ( pWindow && pWindow->IsTopWindow() )
+            {
+                SystemWindow *pSysWin = pWindow->GetSystemWindow();
+                MenuBar *pMBar = pSysWin ? pSysWin->GetMenuBar() : nullptr;
+                if (pMBar)
+                {
+                    AddMenuBarIcon( pSysWin, true );
+                }
+            }
+            break;
+        }
+        default: break;
+    }
+}
+
+
+#define TIP_HEIGHT             15
+#define TIP_WIDTH               7
+#define TIP_RIGHT_OFFSET       18
+#define BUBBLE_BORDER          10
+#define TEXT_MAX_WIDTH        300
+#define TEXT_MAX_HEIGHT       200
+
+
+BubbleWindow::BubbleWindow( vcl::Window* pParent, const OUString& rTitle,
+                            const OUString& rText, const Image& rImage )
+    : FloatingWindow( pParent, WB_SYSTEMWINDOW
+                               | WB_OWNERDRAWDECORATION
+                               | WB_NOBORDER
+                    )
+    , maBubbleTitle( rTitle )
+    , maBubbleText( rText )
+    , maBubbleImage( rImage )
+    , maMaxTextSize( TEXT_MAX_WIDTH, TEXT_MAX_HEIGHT )
+    , mnTipOffset( 0 )
+{
+    SetBackground( Wallpaper( GetSettings().GetStyleSettings().GetHelpColor() ) );
+}
+
+void BubbleWindow::Resize()
+{
+    SolarMutexGuard aGuard;
+
+    FloatingWindow::Resize();
+
+    Size aSize = GetSizePixel();
+
+    if ( ( aSize.Height() < 20 ) || ( aSize.Width() < 60 ) )
+        return;
+
+    tools::Rectangle aRect( 0, TIP_HEIGHT, aSize.Width(), aSize.Height() - TIP_HEIGHT );
+    maRectPoly = tools::Polygon( aRect, 6, 6 );
+    vcl::Region aRegion( maRectPoly );
+    long nTipOffset = aSize.Width() - TIP_RIGHT_OFFSET + mnTipOffset;
+
+    Point aPointArr[4];
+    aPointArr[0] = Point( nTipOffset, TIP_HEIGHT );
+    aPointArr[1] = Point( nTipOffset, 0 );
+    aPointArr[2] = Point( nTipOffset + TIP_WIDTH , TIP_HEIGHT );
+    aPointArr[3] = Point( nTipOffset, TIP_HEIGHT );
+    maTriPoly = tools::Polygon( 4, aPointArr );
+    vcl::Region aTriRegion( maTriPoly );
+
+    aRegion.Union( aTriRegion);
+    maBounds = aRegion;
+
+    SetWindowRegionPixel( maBounds );
+}
+
+
+void BubbleWindow::SetTitleAndText( const OUString& rTitle,
+                                    const OUString& rText,
+                                    const Image& rImage )
+{
+    maBubbleTitle = rTitle;
+    maBubbleText = rText;
+    maBubbleImage = rImage;
+
+    Resize();
+}
+
+
+void BubbleWindow::Paint(vcl::RenderContext& /*rRenderContext*/, const tools::Rectangle& /*rRect*/)
+{
+    SolarMutexGuard aGuard;
+
+    LineInfo aThickLine( LineStyle::Solid, 2 );
+
+    DrawPolyLine( maRectPoly, aThickLine );
+    DrawPolyLine( maTriPoly );
+
+    Color aOldLine = GetLineColor();
+    Size aSize = GetSizePixel();
+    long nTipOffset = aSize.Width() - TIP_RIGHT_OFFSET + mnTipOffset;
+
+    SetLineColor( GetSettings().GetStyleSettings().GetHelpColor() );
+    DrawLine( Point( nTipOffset+2, TIP_HEIGHT ),
+              Point( nTipOffset + TIP_WIDTH -1 , TIP_HEIGHT ),
+              aThickLine );
+    SetLineColor( aOldLine );
+
+    Size aImgSize = maBubbleImage.GetSizePixel();
+
+    DrawImage( Point( BUBBLE_BORDER, BUBBLE_BORDER + TIP_HEIGHT ), maBubbleImage );
+
+    vcl::Font aOldFont = GetFont();
+    vcl::Font aBoldFont = aOldFont;
+    aBoldFont.SetWeight( WEIGHT_BOLD );
+
+    SetFont( aBoldFont );
+    tools::Rectangle aTitleRect = maTitleRect;
+    aTitleRect.Move( aImgSize.Width(), 0 );
+    DrawText( aTitleRect, maBubbleTitle, DrawTextFlags::MultiLine | DrawTextFlags::WordBreak );
+
+    SetFont( aOldFont );
+    tools::Rectangle aTextRect = maTextRect;
+    aTextRect.Move( aImgSize.Width(), 0 );
+    DrawText( aTextRect, maBubbleText, DrawTextFlags::MultiLine | DrawTextFlags::WordBreak );
+}
+
+
+void BubbleWindow::MouseButtonDown( const MouseEvent& )
+{
+    Show( false );
+}
+
+
+void BubbleWindow::Show( bool bVisible, ShowFlags nFlags )
+{
+    SolarMutexGuard aGuard;
+
+    if ( !bVisible )
+    {
+        FloatingWindow::Show( bVisible );
+        return;
+    }
+
+    // don't show bubbles without a text
+    if ( ( maBubbleTitle.isEmpty() ) && ( maBubbleText.isEmpty() ) )
+        return;
+
+    Size aWindowSize = GetSizePixel();
+
+    Size aImgSize = maBubbleImage.GetSizePixel();
+
+    RecalcTextRects();
+
+    aWindowSize.setHeight( maTitleRect.GetHeight() * 7 / 4+ maTextRect.GetHeight() +
+                           3 * BUBBLE_BORDER + TIP_HEIGHT );
+
+    if ( maTitleRect.GetWidth() > maTextRect.GetWidth() )
+        aWindowSize.setWidth( maTitleRect.GetWidth() );
+    else
+        aWindowSize.setWidth( maTextRect.GetWidth() );
+
+    aWindowSize.setWidth( aWindowSize.Width() + 3 * BUBBLE_BORDER + aImgSize.Width() );
+
+    if ( aWindowSize.Height() < aImgSize.Height() + TIP_HEIGHT + 2 * BUBBLE_BORDER )
+        aWindowSize.setHeight( aImgSize.Height() + TIP_HEIGHT + 2 * BUBBLE_BORDER );
+
+    Point aPos;
+    aPos.setX( maTipPos.X() - aWindowSize.Width() + TIP_RIGHT_OFFSET );
+    aPos.setY( maTipPos.Y() );
+    Point aScreenPos = GetParent()->OutputToAbsoluteScreenPixel( aPos );
+    if ( aScreenPos.X() < 0 )
+    {
+        mnTipOffset = aScreenPos.X();
+        aPos.AdjustX( -mnTipOffset );
+    }
+    SetPosSizePixel( aPos, aWindowSize );
+
+    FloatingWindow::Show( bVisible, nFlags );
+}
+
+
+void BubbleWindow::RecalcTextRects()
+{
+    Size aTotalSize;
+    bool bFinished = false;
+    vcl::Font aOldFont = GetFont();
+    vcl::Font aBoldFont = aOldFont;
+
+    aBoldFont.SetWeight( WEIGHT_BOLD );
+
+    while ( !bFinished )
+    {
+        SetFont( aBoldFont );
+
+        maTitleRect = GetTextRect( tools::Rectangle( Point( 0, 0 ), maMaxTextSize ),
+                                   maBubbleTitle,
+                                   DrawTextFlags::MultiLine | DrawTextFlags::WordBreak );
+
+        SetFont( aOldFont );
+        maTextRect = GetTextRect( tools::Rectangle( Point( 0, 0 ), maMaxTextSize ),
+                                  maBubbleText,
+                                  DrawTextFlags::MultiLine | DrawTextFlags::WordBreak );
+
+        if ( maTextRect.GetHeight() < 10 )
+            maTextRect.setHeight( 10 );
+
+        aTotalSize.setHeight( maTitleRect.GetHeight() +
+                              aBoldFont.GetFontHeight() * 3 / 4 +
+                              maTextRect.GetHeight() +
+                              3 * BUBBLE_BORDER + TIP_HEIGHT );
+        if ( aTotalSize.Height() > maMaxTextSize.Height() )
+        {
+            maMaxTextSize.setWidth( maMaxTextSize.Width() * 3 / 2 );
+            maMaxTextSize.setHeight( maMaxTextSize.Height() * 3 / 2 );
+        }
+        else
+            bFinished = true;
+    }
+    maTitleRect.Move( 2*BUBBLE_BORDER, BUBBLE_BORDER + TIP_HEIGHT );
+    maTextRect.Move( 2*BUBBLE_BORDER, BUBBLE_BORDER + TIP_HEIGHT + maTitleRect.GetHeight() + aBoldFont.GetFontHeight() * 3 / 4 );
+}
+
+
+} // anonymous namespace
+
+
+static uno::Reference<uno::XInterface>
+createInstance(const uno::Reference<uno::XComponentContext>& xContext)
+{
+    SolarMutexGuard aGuard;
+    return  *new UpdateCheckUI(xContext);
+}
+
+
+static const cppu::ImplementationEntry kImplementations_entries[] =
+{
+    {
+        createInstance,
+        getImplementationName,
+        getServiceNames,
+        cppu::createSingleComponentFactory,
+        nullptr,
+        0
+    },
+    { nullptr, nullptr, nullptr, nullptr, nullptr, 0 }
+} ;
+
+
+extern "C" SAL_DLLPUBLIC_EXPORT void * updchkui_component_getFactory(const char *pszImplementationName, void *pServiceManager, void *pRegistryKey)
+{
+    return cppu::component_getFactoryHelper(
+        pszImplementationName,
+        pServiceManager,
+        pRegistryKey,
+        kImplementations_entries) ;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/extensions/source/update/ui/updchk.component b/extensions/source/update/ui/updchk.component
new file mode 100644
index 000000000..5b80c6831
--- /dev/null
+++ b/extensions/source/update/ui/updchk.component
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * 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 .
+ -->
+
+<component loader="com.sun.star.loader.SharedLibrary" environment="@CPPU_ENV@"
+    prefix="updchkui" xmlns="http://openoffice.org/2010/uno-components">
+  <implementation name="vnd.sun.UpdateCheckUI">
+    <service name="com.sun.star.setup.UpdateCheckUI"/>
+  </implementation>
+</component>