Adding upstream version 4:24.2.0.upstream/4%24.2.0

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

1 files changed, 1436 insertions, 0 deletions

diff --git a/vcl/source/control/wizardmachine.cxx b/vcl/source/control/wizardmachine.cxx
new file mode 100644
index 0000000000..68dd66004a
--- /dev/null
+++ b/vcl/source/control/wizardmachine.cxx
@@ -0,0 +1,1436 @@
+/* -*- 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 <comphelper/lok.hxx>
+#include <officecfg/Office/Common.hxx>
+#include <vcl/event.hxx>
+#include <tools/debug.hxx>
+#include <comphelper/diagnose_ex.hxx>
+#include <strings.hrc>
+#include <svdata.hxx>
+#include <wizdlg.hxx>
+#include <stack>
+#include "wizimpldata.hxx"
+
+constexpr OUString HID_WIZARD_NEXT = u"SVT_HID_WIZARD_NEXT"_ustr;
+constexpr OUString HID_WIZARD_PREVIOUS = u"SVT_HID_WIZARD_PREVIOUS"_ustr;
+
+#define WIZARDDIALOG_BUTTON_OFFSET_Y        6
+#define WIZARDDIALOG_BUTTON_DLGOFFSET_X     6
+#define WIZARDDIALOG_VIEW_DLGOFFSET_X       6
+#define WIZARDDIALOG_VIEW_DLGOFFSET_Y       6
+
+namespace vcl
+{
+    //= WizardPageImplData
+    OWizardPage::OWizardPage(weld::Container* pPage, weld::DialogController* pController, const OUString& rUIXMLDescription, const OUString& rID)
+        : BuilderPage(pPage, pController, rUIXMLDescription, rID)
+    {
+    }
+
+    OWizardPage::~OWizardPage()
+    {
+    }
+
+    void OWizardPage::initializePage()
+    {
+    }
+
+    void OWizardPage::Activate()
+    {
+        BuilderPage::Activate();
+        updateDialogTravelUI();
+    }
+
+    void OWizardPage::updateDialogTravelUI()
+    {
+        auto pWizardMachine = dynamic_cast<RoadmapWizardMachine*>(m_pDialogController);
+        if (pWizardMachine)
+            pWizardMachine->updateTravelUI();
+    }
+
+    bool OWizardPage::canAdvance() const
+    {
+        return true;
+    }
+
+    bool OWizardPage::commitPage( WizardTypes::CommitPageReason )
+    {
+        return true;
+    }
+
+    void RoadmapWizard::SetLeftAlignedButtonCount( sal_Int16 _nCount )
+    {
+        mnLeftAlignCount = _nCount;
+    }
+
+    void RoadmapWizard::ImplCalcSize( Size& rSize )
+    {
+        // calculate ButtonBar height and width
+        tools::Long                nMaxHeight = 0;
+        tools::Long                nBarWidth = WIZARDDIALOG_BUTTON_DLGOFFSET_X * 2 + LogicalCoordinateToPixel(6);
+        ImplWizButtonData*  pBtnData = mpFirstBtn;
+        while (pBtnData)
+        {
+            auto nBtnHeight = pBtnData->mpButton->GetSizePixel().Height();
+            auto nBtnWidth = pBtnData->mpButton->GetSizePixel().Width();
+            if (pBtnData->mpButton->IsVisible())
+            {
+                nBarWidth += nBtnWidth;
+                nBarWidth += pBtnData->mnOffset;
+            }
+            if ( nBtnHeight > nMaxHeight )
+                nMaxHeight = nBtnHeight;
+            pBtnData = pBtnData->mpNext;
+        }
+        if ( nMaxHeight )
+            nMaxHeight += WIZARDDIALOG_BUTTON_OFFSET_Y*2;
+        rSize.AdjustHeight(nMaxHeight);
+
+        // add in the view window size
+        if ( mpViewWindow && mpViewWindow->IsVisible() )
+        {
+            Size aViewSize = mpViewWindow->GetSizePixel();
+            // align left
+            rSize.AdjustWidth(aViewSize.Width() );
+        }
+
+        if (nBarWidth > rSize.Width())
+            rSize.setWidth(nBarWidth);
+    }
+
+    void RoadmapWizard::queue_resize(StateChangedType /*eReason*/)
+    {
+        if (maWizardLayoutIdle.IsActive())
+            return;
+        if (IsInClose())
+            return;
+        maWizardLayoutIdle.Start();
+    }
+
+    IMPL_LINK_NOARG(RoadmapWizard, ImplHandleWizardLayoutTimerHdl, Timer*, void)
+    {
+        ImplPosCtrls();
+        ImplPosTabPage();
+    }
+
+    void RoadmapWizard::ImplPosCtrls()
+    {
+        Size    aDlgSize = GetOutputSizePixel();
+        tools::Long    nBtnWidth = 0;
+        tools::Long    nMaxHeight = 0;
+        tools::Long    nOffY = aDlgSize.Height();
+
+        ImplWizButtonData* pBtnData = mpFirstBtn;
+        int j = 0;
+        while ( pBtnData )
+        {
+            if (j >= mnLeftAlignCount)
+            {
+                Size aBtnSize = pBtnData->mpButton->GetSizePixel();
+                tools::Long nBtnHeight = aBtnSize.Height();
+                if ( nBtnHeight > nMaxHeight )
+                    nMaxHeight = nBtnHeight;
+                nBtnWidth += aBtnSize.Width();
+                nBtnWidth += pBtnData->mnOffset;
+            }
+            pBtnData = pBtnData->mpNext;
+            j++;
+        }
+
+        if ( nMaxHeight )
+        {
+            tools::Long nOffX = aDlgSize.Width()-nBtnWidth-WIZARDDIALOG_BUTTON_DLGOFFSET_X;
+            tools::Long nOffLeftAlignX = LogicalCoordinateToPixel(6);
+            nOffY -= WIZARDDIALOG_BUTTON_OFFSET_Y+nMaxHeight;
+
+            pBtnData = mpFirstBtn;
+            int i = 0;
+            while ( pBtnData )
+            {
+                Size aBtnSize = pBtnData->mpButton->GetSizePixel();
+                if (i >= mnLeftAlignCount)
+                {
+                    Point aPos( nOffX, nOffY+((nMaxHeight-aBtnSize.Height())/2) );
+                    pBtnData->mpButton->SetPosPixel( aPos );
+                    nOffX += aBtnSize.Width();
+                    nOffX += pBtnData->mnOffset;
+                }
+                else
+                {
+                    Point aPos( nOffLeftAlignX, nOffY+((nMaxHeight-aBtnSize.Height())/2) );
+                    pBtnData->mpButton->SetPosPixel( aPos );
+                    nOffLeftAlignX += aBtnSize.Width();
+                    nOffLeftAlignX += pBtnData->mnOffset;
+                }
+
+                pBtnData = pBtnData->mpNext;
+                i++;
+            }
+
+            nOffY -= WIZARDDIALOG_BUTTON_OFFSET_Y;
+        }
+
+        if ( !(mpViewWindow && mpViewWindow->IsVisible()) )
+            return;
+
+        tools::Long    nViewOffX = 0;
+        tools::Long    nViewOffY = 0;
+        tools::Long    nViewWidth = 0;
+        tools::Long    nViewHeight = 0;
+        tools::Long    nDlgHeight = nOffY;
+        PosSizeFlags nViewPosFlags = PosSizeFlags::Pos;
+        // align left
+        {
+            if ( mbEmptyViewMargin )
+            {
+                nViewOffX       = 0;
+                nViewOffY       = 0;
+                nViewHeight     = nDlgHeight;
+            }
+            else
+            {
+                nViewOffX       = WIZARDDIALOG_VIEW_DLGOFFSET_X;
+                nViewOffY       = WIZARDDIALOG_VIEW_DLGOFFSET_Y;
+                nViewHeight     = nDlgHeight-(WIZARDDIALOG_VIEW_DLGOFFSET_Y*2);
+            }
+            nViewPosFlags  |= PosSizeFlags::Height;
+        }
+        mpViewWindow->setPosSizePixel( nViewOffX, nViewOffY,
+                                       nViewWidth, nViewHeight,
+                                       nViewPosFlags );
+    }
+
+    tools::Long RoadmapWizard::LogicalCoordinateToPixel(int iCoordinate) const
+    {
+        Size aLocSize = LogicToPixel(Size(iCoordinate, 0), MapMode(MapUnit::MapAppFont));
+        int iPixelCoordinate =  aLocSize.Width();
+        return iPixelCoordinate;
+    }
+
+    void RoadmapWizard::ImplPosTabPage()
+    {
+        if ( !mpCurTabPage )
+            return;
+
+        if ( !IsInInitShow() )
+        {
+            // #100199# - On Unix initial size is equal to screen size, on Windows
+            // it's 0,0. One cannot calculate the size unless dialog is visible.
+            if ( !IsReallyVisible() )
+                return;
+        }
+
+        // calculate height of ButtonBar
+        tools::Long                nMaxHeight = 0;
+        ImplWizButtonData*  pBtnData = mpFirstBtn;
+        while ( pBtnData )
+        {
+            tools::Long nBtnHeight = pBtnData->mpButton->GetSizePixel().Height();
+            if ( nBtnHeight > nMaxHeight )
+                nMaxHeight = nBtnHeight;
+            pBtnData = pBtnData->mpNext;
+        }
+        if ( nMaxHeight )
+            nMaxHeight += WIZARDDIALOG_BUTTON_OFFSET_Y*2;
+
+        // position TabPage
+        Size aDlgSize = GetOutputSizePixel();
+        aDlgSize.AdjustHeight( -nMaxHeight );
+        tools::Long nOffX = 0;
+        tools::Long nOffY = 0;
+        if ( mpViewWindow && mpViewWindow->IsVisible() )
+        {
+            Size aViewSize = mpViewWindow->GetSizePixel();
+            // align left
+            tools::Long nViewOffset = mbEmptyViewMargin ? 0 : WIZARDDIALOG_VIEW_DLGOFFSET_X;
+            nOffX += aViewSize.Width() + nViewOffset;
+            aDlgSize.AdjustWidth( -nOffX );
+        }
+        Point aPos( nOffX, nOffY );
+        mpCurTabPage->SetPosSizePixel( aPos, aDlgSize );
+    }
+
+    void RoadmapWizard::ImplShowTabPage( TabPage* pTabPage )
+    {
+        if ( mpCurTabPage == pTabPage )
+            return;
+
+        TabPage* pOldTabPage = mpCurTabPage;
+
+        mpCurTabPage = pTabPage;
+        if ( pTabPage )
+        {
+            ImplPosTabPage();
+            pTabPage->Show();
+        }
+
+        if ( pOldTabPage )
+            pOldTabPage->Hide();
+    }
+
+    TabPage* RoadmapWizard::ImplGetPage( sal_uInt16 nLevel ) const
+    {
+        sal_uInt16              nTempLevel = 0;
+        ImplWizPageData*    pPageData = mpFirstPage;
+        while ( pPageData )
+        {
+            if ( (nTempLevel == nLevel) || !pPageData->mpNext )
+                break;
+
+            nTempLevel++;
+            pPageData = pPageData->mpNext;
+        }
+
+        if ( pPageData )
+            return pPageData->mpPage;
+        return nullptr;
+    }
+
+    void RoadmapWizard::AddButtonResponse( Button* pButton, int response)
+    {
+        m_xRoadmapImpl->maResponses[pButton] = response;
+    }
+
+    void RoadmapWizard::implConstruct( const WizardButtonFlags _nButtonFlags )
+    {
+        m_xWizardImpl->sTitleBase = GetText();
+
+        // create the buttons according to the wizard button flags
+        // the help button
+        if (_nButtonFlags & WizardButtonFlags::HELP)
+        {
+            m_pHelp= VclPtr<HelpButton>::Create(this, WB_TABSTOP);
+            m_pHelp->SetSizePixel(LogicToPixel(Size(50, 14), MapMode(MapUnit::MapAppFont)));
+            m_pHelp->Show();
+            m_pHelp->set_id("help");
+            AddButtonResponse(m_pHelp, RET_HELP);
+            AddButton( m_pHelp, WIZARDDIALOG_BUTTON_STDOFFSET_X);
+        }
+
+        // the previous button
+        if (_nButtonFlags & WizardButtonFlags::PREVIOUS)
+        {
+            m_pPrevPage = VclPtr<PushButton>::Create(this, WB_TABSTOP);
+            m_pPrevPage->SetHelpId( HID_WIZARD_PREVIOUS );
+            m_pPrevPage->SetSizePixel(LogicToPixel(Size(50, 14), MapMode(MapUnit::MapAppFont)));
+            m_pPrevPage->SetText(VclResId(STR_WIZDLG_PREVIOUS));
+            m_pPrevPage->Show();
+            m_pPrevPage->set_id("previous");
+
+            if (_nButtonFlags & WizardButtonFlags::NEXT)
+                AddButton( m_pPrevPage, ( WIZARDDIALOG_BUTTON_SMALLSTDOFFSET_X) );      // half x-offset to the next button
+            else
+                AddButton( m_pPrevPage, WIZARDDIALOG_BUTTON_STDOFFSET_X );
+            mpPrevBtn = m_pPrevPage;
+            m_pPrevPage->SetClickHdl( LINK( this, RoadmapWizard, OnPrevPage ) );
+        }
+
+        // the next button
+        if (_nButtonFlags & WizardButtonFlags::NEXT)
+        {
+            m_pNextPage = VclPtr<PushButton>::Create(this, WB_TABSTOP);
+            m_pNextPage->SetHelpId( HID_WIZARD_NEXT );
+            m_pNextPage->SetSizePixel(LogicToPixel(Size(50, 14), MapMode(MapUnit::MapAppFont)));
+            m_pNextPage->SetText(VclResId(STR_WIZDLG_NEXT));
+            m_pNextPage->Show();
+            m_pNextPage->set_id("next");
+
+            AddButton( m_pNextPage, WIZARDDIALOG_BUTTON_STDOFFSET_X );
+            mpNextBtn = m_pNextPage;
+            m_pNextPage->SetClickHdl( LINK( this, RoadmapWizard, OnNextPage ) );
+        }
+
+        // the finish button
+        if (_nButtonFlags & WizardButtonFlags::FINISH)
+        {
+            m_pFinish = VclPtr<OKButton>::Create(this, WB_TABSTOP);
+            m_pFinish->SetSizePixel(LogicToPixel(Size(50, 14), MapMode(MapUnit::MapAppFont)));
+            m_pFinish->SetText(VclResId(STR_WIZDLG_FINISH));
+            m_pFinish->Show();
+            m_pFinish->set_id("finish");
+
+            AddButton( m_pFinish, WIZARDDIALOG_BUTTON_STDOFFSET_X );
+            m_pFinish->SetClickHdl( LINK( this, RoadmapWizard, OnFinish ) );
+        }
+
+        // the cancel button
+        if (_nButtonFlags & WizardButtonFlags::CANCEL)
+        {
+            m_pCancel = VclPtr<CancelButton>::Create(this, WB_TABSTOP);
+            m_pCancel->SetSizePixel(LogicToPixel(Size(50, 14), MapMode(MapUnit::MapAppFont)));
+            m_pCancel->Show();
+
+            AddButton( m_pCancel, WIZARDDIALOG_BUTTON_STDOFFSET_X );
+        }
+    }
+
+    void RoadmapWizard::Resize()
+    {
+        if ( IsReallyShown() && !IsInInitShow() )
+        {
+            ImplPosCtrls();
+            ImplPosTabPage();
+        }
+
+        Dialog::Resize();
+    }
+
+    void RoadmapWizard::CalcAndSetSize()
+    {
+        Size aDlgSize = GetPageSizePixel();
+        if ( !aDlgSize.Width() || !aDlgSize.Height() )
+        {
+            ImplWizPageData*  pPageData = mpFirstPage;
+            while ( pPageData )
+            {
+                if ( pPageData->mpPage )
+                {
+                    Size aPageSize = pPageData->mpPage->GetSizePixel();
+                    if ( aPageSize.Width() > aDlgSize.Width() )
+                        aDlgSize.setWidth( aPageSize.Width() );
+                    if ( aPageSize.Height() > aDlgSize.Height() )
+                        aDlgSize.setHeight( aPageSize.Height() );
+                }
+
+                pPageData = pPageData->mpNext;
+            }
+        }
+        ImplCalcSize( aDlgSize );
+        SetMinOutputSizePixel( aDlgSize );
+        SetOutputSizePixel( aDlgSize );
+    }
+
+    void RoadmapWizard::StateChanged( StateChangedType nType )
+    {
+        if ( nType == StateChangedType::InitShow )
+        {
+            if ( IsDefaultSize() )
+            {
+                CalcAndSetSize();
+            }
+
+            ImplPosCtrls();
+            ImplPosTabPage();
+            ImplShowTabPage( ImplGetPage( mnCurLevel ) );
+        }
+
+        Dialog::StateChanged( nType );
+    }
+
+    bool RoadmapWizard::EventNotify( NotifyEvent& rNEvt )
+    {
+        if ( (rNEvt.GetType() == NotifyEventType::KEYINPUT) && mpPrevBtn && mpNextBtn )
+        {
+            const KeyEvent* pKEvt = rNEvt.GetKeyEvent();
+            vcl::KeyCode aKeyCode = pKEvt->GetKeyCode();
+            sal_uInt16 nKeyCode = aKeyCode.GetCode();
+
+            if ( aKeyCode.IsMod1() )
+            {
+                if ( aKeyCode.IsShift() || (nKeyCode == KEY_PAGEUP) )
+                {
+                    if ( (nKeyCode == KEY_TAB) || (nKeyCode == KEY_PAGEUP) )
+                    {
+                        if ( mpPrevBtn->IsVisible() &&
+                             mpPrevBtn->IsEnabled() && mpPrevBtn->IsInputEnabled() )
+                        {
+                            mpPrevBtn->SetPressed( true );
+                            mpPrevBtn->SetPressed( false );
+                            mpPrevBtn->Click();
+                        }
+                        return true;
+                    }
+                }
+                else
+                {
+                    if ( (nKeyCode == KEY_TAB) || (nKeyCode == KEY_PAGEDOWN) )
+                    {
+                        if ( mpNextBtn->IsVisible() &&
+                             mpNextBtn->IsEnabled() && mpNextBtn->IsInputEnabled() )
+                        {
+                            mpNextBtn->SetPressed( true );
+                            mpNextBtn->SetPressed( false );
+                            mpNextBtn->Click();
+                        }
+                        return true;
+                    }
+                }
+            }
+        }
+
+        return Dialog::EventNotify( rNEvt );
+    }
+
+    void RoadmapWizard::GetOrCreatePage( const WizardTypes::WizardState i_nState )
+    {
+        if ( nullptr != GetPage( i_nState ) )
+            return;
+
+        VclPtr<TabPage> pNewPage = createPage( i_nState );
+        DBG_ASSERT( pNewPage, "RoadmapWizard::GetOrCreatePage: invalid new page (NULL)!" );
+
+        // fill up the page sequence of our base class (with dummies)
+        while ( m_xWizardImpl->nFirstUnknownPage < i_nState )
+        {
+            AddPage( nullptr );
+            ++m_xWizardImpl->nFirstUnknownPage;
+        }
+
+        if ( m_xWizardImpl->nFirstUnknownPage == i_nState )
+        {
+            // encountered this page number the first time
+            AddPage( pNewPage );
+            ++m_xWizardImpl->nFirstUnknownPage;
+        }
+        else
+            // already had this page - just change it
+            SetPage( i_nState, pNewPage );
+    }
+
+    void RoadmapWizard::ActivatePage()
+    {
+        WizardTypes::WizardState nCurrentLevel = GetCurLevel();
+        GetOrCreatePage( nCurrentLevel );
+
+        enterState( nCurrentLevel );
+    }
+
+    bool RoadmapWizard::ShowPage( sal_uInt16 nLevel )
+    {
+        mnCurLevel = nLevel;
+        ActivatePage();
+        ImplShowTabPage( ImplGetPage( mnCurLevel ) );
+        return true;
+    }
+
+    void RoadmapWizard::Finish( tools::Long nResult )
+    {
+        if ( IsInExecute() )
+            EndDialog( nResult );
+        else if ( GetStyle() & WB_CLOSEABLE )
+            Close();
+    }
+
+    void RoadmapWizard::AddPage( TabPage* pPage )
+    {
+        ImplWizPageData* pNewPageData = new ImplWizPageData;
+        pNewPageData->mpNext    = nullptr;
+        pNewPageData->mpPage    = pPage;
+
+        if ( !mpFirstPage )
+            mpFirstPage = pNewPageData;
+        else
+        {
+            pPage->Hide();
+            ImplWizPageData* pPageData = mpFirstPage;
+            while ( pPageData->mpNext )
+                pPageData = pPageData->mpNext;
+            pPageData->mpNext = pNewPageData;
+        }
+    }
+
+    void RoadmapWizard::RemovePage( TabPage* pPage )
+    {
+        ImplWizPageData*  pPrevPageData = nullptr;
+        ImplWizPageData*  pPageData = mpFirstPage;
+        while ( pPageData )
+        {
+            if ( pPageData->mpPage == pPage )
+            {
+                if ( pPrevPageData )
+                    pPrevPageData->mpNext = pPageData->mpNext;
+                else
+                    mpFirstPage = pPageData->mpNext;
+                if ( pPage == mpCurTabPage )
+                    mpCurTabPage = nullptr;
+                delete pPageData;
+                return;
+            }
+
+            pPrevPageData = pPageData;
+            pPageData = pPageData->mpNext;
+        }
+
+        OSL_FAIL( "RoadmapWizard::RemovePage() - Page not in list" );
+    }
+
+    void RoadmapWizard::SetPage( sal_uInt16 nLevel, TabPage* pPage )
+    {
+        sal_uInt16              nTempLevel = 0;
+        ImplWizPageData*    pPageData = mpFirstPage;
+        while ( pPageData )
+        {
+            if ( (nTempLevel == nLevel) || !pPageData->mpNext )
+                break;
+
+            nTempLevel++;
+            pPageData = pPageData->mpNext;
+        }
+
+        if ( pPageData )
+        {
+            if ( pPageData->mpPage == mpCurTabPage )
+                mpCurTabPage = nullptr;
+            pPageData->mpPage = pPage;
+        }
+    }
+
+    TabPage* RoadmapWizard::GetPage( sal_uInt16 nLevel ) const
+    {
+        sal_uInt16 nTempLevel = 0;
+
+        for (ImplWizPageData* pPageData = mpFirstPage; pPageData;
+             pPageData = pPageData->mpNext)
+        {
+            if ( nTempLevel == nLevel )
+                return pPageData->mpPage;
+            nTempLevel++;
+        }
+
+        return nullptr;
+    }
+
+    void RoadmapWizard::AddButton( Button* pButton, tools::Long nOffset )
+    {
+        ImplWizButtonData* pNewBtnData = new ImplWizButtonData;
+        pNewBtnData->mpNext     = nullptr;
+        pNewBtnData->mpButton   = pButton;
+        pNewBtnData->mnOffset   = nOffset;
+
+        if ( !mpFirstBtn )
+            mpFirstBtn = pNewBtnData;
+        else
+        {
+            ImplWizButtonData* pBtnData = mpFirstBtn;
+            while ( pBtnData->mpNext )
+                pBtnData = pBtnData->mpNext;
+            pBtnData->mpNext = pNewBtnData;
+        }
+    }
+
+    void RoadmapWizard::RemoveButton( Button* pButton )
+    {
+        ImplWizButtonData*  pPrevBtnData = nullptr;
+        ImplWizButtonData*  pBtnData = mpFirstBtn;
+        while ( pBtnData )
+        {
+            if ( pBtnData->mpButton == pButton )
+            {
+                if ( pPrevBtnData )
+                    pPrevBtnData->mpNext = pBtnData->mpNext;
+                else
+                    mpFirstBtn = pBtnData->mpNext;
+                delete pBtnData;
+                return;
+            }
+
+            pPrevBtnData = pBtnData;
+            pBtnData = pBtnData->mpNext;
+        }
+
+        OSL_FAIL( "RoadmapWizard::RemoveButton() - Button not in list" );
+    }
+
+    IMPL_LINK_NOARG(RoadmapWizard, OnFinish, Button*, void)
+    {
+        if ( isTravelingSuspended() )
+            return;
+        RoadmapWizardTravelSuspension aTravelGuard( *this );
+        Finish( RET_OK );
+    }
+
+    bool RoadmapWizard::skipBackwardUntil( WizardTypes::WizardState _nTargetState )
+    {
+        // don't travel directly on m_xWizardImpl->aStateHistory, in case something goes wrong
+        std::stack< WizardTypes::WizardState > aTravelVirtually = m_xWizardImpl->aStateHistory;
+        std::stack< WizardTypes::WizardState > aOldStateHistory = m_xWizardImpl->aStateHistory;
+
+        WizardTypes::WizardState nCurrentRollbackState = getCurrentState();
+        while ( nCurrentRollbackState != _nTargetState )
+        {
+            DBG_ASSERT( !aTravelVirtually.empty(), "RoadmapWizard::skipBackwardUntil: this target state does not exist in the history!" );
+            nCurrentRollbackState = aTravelVirtually.top();
+            aTravelVirtually.pop();
+        }
+        m_xWizardImpl->aStateHistory = aTravelVirtually;
+        if ( !ShowPage( _nTargetState ) )
+        {
+            m_xWizardImpl->aStateHistory = aOldStateHistory;
+            return false;
+        }
+        return true;
+    }
+
+    bool RoadmapWizard::skipUntil( WizardTypes::WizardState _nTargetState )
+    {
+        WizardTypes::WizardState nCurrentState = getCurrentState();
+
+        // don't travel directly on m_xWizardImpl->aStateHistory, in case something goes wrong
+        std::stack< WizardTypes::WizardState > aTravelVirtually = m_xWizardImpl->aStateHistory;
+        std::stack< WizardTypes::WizardState > aOldStateHistory = m_xWizardImpl->aStateHistory;
+        while ( nCurrentState != _nTargetState )
+        {
+            WizardTypes::WizardState nNextState = determineNextState( nCurrentState );
+            if ( WZS_INVALID_STATE == nNextState )
+            {
+                OSL_FAIL( "RoadmapWizard::skipUntil: the given target state does not exist!" );
+                return false;
+            }
+
+            // remember the skipped state in the history
+            aTravelVirtually.push( nCurrentState );
+
+            // get the next state
+            nCurrentState = nNextState;
+        }
+        m_xWizardImpl->aStateHistory = aTravelVirtually;
+        // show the target page
+        if ( !ShowPage( nCurrentState ) )
+        {
+            // argh! prepareLeaveCurrentPage succeeded, determineNextState succeeded,
+            // but ShowPage doesn't? Somebody behaves very strange here...
+            OSL_FAIL( "RoadmapWizard::skipUntil: very unpolite..." );
+            m_xWizardImpl->aStateHistory = aOldStateHistory;
+            return false;
+        }
+        return true;
+    }
+
+    void RoadmapWizard::travelNext()
+    {
+        // determine the next state to travel to
+        WizardTypes::WizardState nCurrentState = getCurrentState();
+        WizardTypes::WizardState nNextState = determineNextState(nCurrentState);
+        if (WZS_INVALID_STATE == nNextState)
+            return;
+
+        // the state history is used by the enterState method
+        // all fine
+        m_xWizardImpl->aStateHistory.push(nCurrentState);
+        if (!ShowPage(nNextState))
+        {
+            m_xWizardImpl->aStateHistory.pop();
+        }
+    }
+
+    void RoadmapWizard::travelPrevious()
+    {
+        DBG_ASSERT(!m_xWizardImpl->aStateHistory.empty(), "RoadmapWizard::travelPrevious: have no previous page!");
+
+        // the next state to switch to
+        WizardTypes::WizardState nPreviousState = m_xWizardImpl->aStateHistory.top();
+
+        // the state history is used by the enterState method
+        m_xWizardImpl->aStateHistory.pop();
+        // show this page
+        if (!ShowPage(nPreviousState))
+        {
+            m_xWizardImpl->aStateHistory.push(nPreviousState);
+        }
+
+        // all fine
+    }
+
+    void  RoadmapWizard::removePageFromHistory( WizardTypes::WizardState nToRemove )
+    {
+
+        std::stack< WizardTypes::WizardState > aTemp;
+        while(!m_xWizardImpl->aStateHistory.empty())
+        {
+            WizardTypes::WizardState nPreviousState = m_xWizardImpl->aStateHistory.top();
+            m_xWizardImpl->aStateHistory.pop();
+            if(nPreviousState != nToRemove)
+                aTemp.push( nPreviousState );
+            else
+                break;
+        }
+        while(!aTemp.empty())
+        {
+            m_xWizardImpl->aStateHistory.push( aTemp.top() );
+            aTemp.pop();
+        }
+    }
+
+    IMPL_LINK_NOARG(RoadmapWizard, OnPrevPage, Button*, void)
+    {
+        if ( isTravelingSuspended() )
+            return;
+        RoadmapWizardTravelSuspension aTravelGuard( *this );
+        travelPrevious();
+    }
+
+    IMPL_LINK_NOARG(RoadmapWizard, OnNextPage, Button*, void)
+    {
+        if ( isTravelingSuspended() )
+            return;
+        RoadmapWizardTravelSuspension aTravelGuard( *this );
+        travelNext();
+    }
+
+    bool RoadmapWizard::isTravelingSuspended() const
+    {
+        return m_xWizardImpl->m_bTravelingSuspended;
+    }
+
+    void RoadmapWizard::suspendTraveling( AccessGuard )
+    {
+        DBG_ASSERT( !m_xWizardImpl->m_bTravelingSuspended, "RoadmapWizard::suspendTraveling: already suspended!" );
+        m_xWizardImpl->m_bTravelingSuspended = true;
+    }
+
+    void RoadmapWizard::resumeTraveling( AccessGuard )
+    {
+        DBG_ASSERT( m_xWizardImpl->m_bTravelingSuspended, "RoadmapWizard::resumeTraveling: nothing to resume!" );
+        m_xWizardImpl->m_bTravelingSuspended = false;
+    }
+
+    WizardMachine::WizardMachine(weld::Window* pParent, WizardButtonFlags nButtonFlags)
+        : AssistantController(pParent, "vcl/ui/wizard.ui", "Wizard")
+        , m_pCurTabPage(nullptr)
+        , m_nCurState(0)
+        , m_pFirstPage(nullptr)
+        , m_xFinish(m_xAssistant->weld_widget_for_response(RET_OK))
+        , m_xCancel(m_xAssistant->weld_widget_for_response(RET_CANCEL))
+        , m_xNextPage(m_xAssistant->weld_widget_for_response(RET_YES))
+        , m_xPrevPage(m_xAssistant->weld_widget_for_response(RET_NO))
+        , m_xHelp(m_xAssistant->weld_widget_for_response(RET_HELP))
+        , m_pImpl(new WizardMachineImplData)
+    {
+        implConstruct(nButtonFlags);
+    }
+
+    void WizardMachine::implConstruct(const WizardButtonFlags nButtonFlags)
+    {
+        m_pImpl->sTitleBase = m_xAssistant->get_title();
+
+        const bool bHideHelp = comphelper::LibreOfficeKit::isActive() &&
+            officecfg::Office::Common::Help::HelpRootURL::get().isEmpty();
+        // create the buttons according to the wizard button flags
+        // the help button
+        if (nButtonFlags & WizardButtonFlags::HELP && !bHideHelp)
+            m_xHelp->show();
+        else
+            m_xHelp->hide();
+
+        // the previous button
+        if (nButtonFlags & WizardButtonFlags::PREVIOUS)
+        {
+            m_xPrevPage->set_help_id( HID_WIZARD_PREVIOUS );
+            m_xPrevPage->show();
+
+            m_xPrevPage->connect_clicked( LINK( this, WizardMachine, OnPrevPage ) );
+        }
+        else
+            m_xPrevPage->hide();
+
+        // the next button
+        if (nButtonFlags & WizardButtonFlags::NEXT)
+        {
+            m_xNextPage->set_help_id( HID_WIZARD_NEXT );
+            m_xNextPage->show();
+
+            m_xNextPage->connect_clicked( LINK( this, WizardMachine, OnNextPage ) );
+        }
+        else
+            m_xNextPage->hide();
+
+        // the finish button
+        if (nButtonFlags & WizardButtonFlags::FINISH)
+        {
+            m_xFinish->show();
+
+            m_xFinish->connect_clicked( LINK( this, WizardMachine, OnFinish ) );
+        }
+        else
+            m_xFinish->hide();
+
+        // the cancel button
+        if (nButtonFlags & WizardButtonFlags::CANCEL)
+        {
+            m_xCancel->show();
+            m_xCancel->connect_clicked( LINK( this, WizardMachine, OnCancel ) );
+        }
+        else
+            m_xCancel->hide();
+    }
+
+    WizardMachine::~WizardMachine()
+    {
+        if (m_pImpl)
+        {
+            while (m_pFirstPage)
+                RemovePage(m_pFirstPage->mxPage.get());
+            m_pImpl.reset();
+        }
+    }
+
+    void WizardMachine::implUpdateTitle()
+    {
+        OUString sCompleteTitle(m_pImpl->sTitleBase);
+
+        // append the page title
+        BuilderPage* pCurrentPage = GetPage(getCurrentState());
+        if ( pCurrentPage && !pCurrentPage->GetPageTitle().isEmpty() )
+        {
+            sCompleteTitle += " - " + pCurrentPage->GetPageTitle();
+        }
+
+        m_xAssistant->set_title(sCompleteTitle);
+    }
+
+    void WizardMachine::setTitleBase(const OUString& _rTitleBase)
+    {
+        m_pImpl->sTitleBase = _rTitleBase;
+        implUpdateTitle();
+    }
+
+    OUString WizardMachine::getPageIdentForState(WizardTypes::WizardState nState) const
+    {
+        return OUString::number(nState);
+    }
+
+    WizardTypes::WizardState WizardMachine::getStateFromPageIdent(const OUString& rIdent) const
+    {
+        return rIdent.toInt32();
+    }
+
+    BuilderPage* WizardMachine::GetOrCreatePage( const WizardTypes::WizardState i_nState )
+    {
+        if ( nullptr == GetPage( i_nState ) )
+        {
+            std::unique_ptr<BuilderPage> xNewPage = createPage( i_nState );
+            DBG_ASSERT( xNewPage, "WizardMachine::GetOrCreatePage: invalid new page (NULL)!" );
+
+            // fill up the page sequence of our base class (with dummies)
+            while ( m_pImpl->nFirstUnknownPage < i_nState )
+            {
+                AddPage( nullptr );
+                ++m_pImpl->nFirstUnknownPage;
+            }
+
+            if ( m_pImpl->nFirstUnknownPage == i_nState )
+            {
+                // encountered this page number the first time
+                AddPage(std::move(xNewPage));
+                ++m_pImpl->nFirstUnknownPage;
+            }
+            else
+                // already had this page - just change it
+                SetPage(i_nState, std::move(xNewPage));
+        }
+        return GetPage( i_nState );
+    }
+
+    void WizardMachine::ActivatePage()
+    {
+        WizardTypes::WizardState nCurrentLevel = m_nCurState;
+        GetOrCreatePage( nCurrentLevel );
+
+        enterState( nCurrentLevel );
+    }
+
+    bool WizardMachine::DeactivatePage()
+    {
+        WizardTypes::WizardState nCurrentState = getCurrentState();
+        return leaveState(nCurrentState);
+    }
+
+    void WizardMachine::defaultButton(WizardButtonFlags _nWizardButtonFlags)
+    {
+        // the new default button
+        weld::Button* pNewDefButton = nullptr;
+        if (_nWizardButtonFlags & WizardButtonFlags::FINISH)
+            pNewDefButton = m_xFinish.get();
+        if (_nWizardButtonFlags & WizardButtonFlags::NEXT)
+            pNewDefButton = m_xNextPage.get();
+        if (_nWizardButtonFlags & WizardButtonFlags::PREVIOUS)
+            pNewDefButton = m_xPrevPage.get();
+        if (_nWizardButtonFlags & WizardButtonFlags::HELP)
+            pNewDefButton = m_xHelp.get();
+        if (_nWizardButtonFlags & WizardButtonFlags::CANCEL)
+            pNewDefButton = m_xCancel.get();
+
+        defaultButton(pNewDefButton);
+    }
+
+    void WizardMachine::defaultButton(weld::Button* _pNewDefButton)
+    {
+        // loop through all (direct and indirect) descendants which participate in our tabbing order, and
+        // reset the WB_DEFBUTTON for every window which is a button and set _pNewDefButton as the new
+        // WB_DEFBUTTON
+        m_xAssistant->change_default_widget(nullptr, _pNewDefButton);
+    }
+
+    void WizardMachine::enableButtons(WizardButtonFlags _nWizardButtonFlags, bool _bEnable)
+    {
+        if (_nWizardButtonFlags & WizardButtonFlags::FINISH)
+            m_xFinish->set_sensitive(_bEnable);
+        if (_nWizardButtonFlags & WizardButtonFlags::NEXT)
+            m_xNextPage->set_sensitive(_bEnable);
+        if (_nWizardButtonFlags & WizardButtonFlags::PREVIOUS)
+            m_xPrevPage->set_sensitive(_bEnable);
+        if (_nWizardButtonFlags & WizardButtonFlags::HELP)
+            m_xHelp->set_sensitive(_bEnable);
+        if (_nWizardButtonFlags & WizardButtonFlags::CANCEL)
+            m_xCancel->set_sensitive(_bEnable);
+    }
+
+    void WizardMachine::enterState(WizardTypes::WizardState _nState)
+    {
+        // tell the page
+        IWizardPageController* pController = getPageController( GetPage( _nState ) );
+        OSL_ENSURE( pController, "WizardMachine::enterState: no controller for the given page!" );
+        if ( pController )
+            pController->initializePage();
+
+        if ( isAutomaticNextButtonStateEnabled() )
+            enableButtons( WizardButtonFlags::NEXT, canAdvance() );
+
+        enableButtons( WizardButtonFlags::PREVIOUS, !m_pImpl->aStateHistory.empty() );
+
+        // set the new title - it depends on the current page (i.e. state)
+        implUpdateTitle();
+    }
+
+    bool WizardMachine::leaveState(WizardTypes::WizardState)
+    {
+        // no need to ask the page here.
+        // If we reach this point, we already gave the current page the chance to commit it's data,
+        // and it was allowed to commit it's data
+
+        return true;
+    }
+
+    bool WizardMachine::onFinish()
+    {
+        return Finish(RET_OK);
+    }
+
+    IMPL_LINK_NOARG(WizardMachine, OnFinish, weld::Button&, void)
+    {
+        if ( isTravelingSuspended() )
+            return;
+
+        // prevent WizardTravelSuspension from using this instance
+        // after will be destructed due to onFinish and async response call
+        {
+            WizardTravelSuspension aTravelGuard( *this );
+            if (!prepareLeaveCurrentState(WizardTypes::eFinish))
+            {
+                return;
+            }
+        }
+
+        onFinish();
+    }
+
+    IMPL_LINK_NOARG(WizardMachine, OnCancel, weld::Button&, void)
+    {
+        m_xAssistant->response(RET_CANCEL);
+    }
+
+    WizardTypes::WizardState WizardMachine::determineNextState(WizardTypes::WizardState _nCurrentState ) const
+    {
+        return _nCurrentState + 1;
+    }
+
+    bool WizardMachine::prepareLeaveCurrentState( WizardTypes::CommitPageReason _eReason )
+    {
+        IWizardPageController* pController = getPageController( GetPage( getCurrentState() ) );
+        ENSURE_OR_RETURN( pController != nullptr, "WizardMachine::prepareLeaveCurrentState: no controller for the current page!", true );
+        return pController->commitPage( _eReason );
+    }
+
+    bool WizardMachine::skipBackwardUntil(WizardTypes::WizardState _nTargetState)
+    {
+        // allowed to leave the current page?
+        if ( !prepareLeaveCurrentState( WizardTypes::eTravelBackward ) )
+            return false;
+
+        // don't travel directly on m_pImpl->aStateHistory, in case something goes wrong
+        std::stack< WizardTypes::WizardState > aTravelVirtually = m_pImpl->aStateHistory;
+        std::stack< WizardTypes::WizardState > aOldStateHistory = m_pImpl->aStateHistory;
+
+        WizardTypes::WizardState nCurrentRollbackState = getCurrentState();
+        while ( nCurrentRollbackState != _nTargetState )
+        {
+            DBG_ASSERT( !aTravelVirtually.empty(), "WizardMachine::skipBackwardUntil: this target state does not exist in the history!" );
+            nCurrentRollbackState = aTravelVirtually.top();
+            aTravelVirtually.pop();
+        }
+        m_pImpl->aStateHistory = aTravelVirtually;
+        if ( !ShowPage( _nTargetState ) )
+        {
+            m_pImpl->aStateHistory = aOldStateHistory;
+            return false;
+        }
+        return true;
+    }
+
+    bool WizardMachine::skipUntil( WizardTypes::WizardState _nTargetState )
+    {
+        WizardTypes::WizardState nCurrentState = getCurrentState();
+
+        // allowed to leave the current page?
+        if ( !prepareLeaveCurrentState( nCurrentState < _nTargetState ? WizardTypes::eTravelForward : WizardTypes::eTravelBackward ) )
+            return false;
+
+        // don't travel directly on m_pImpl->aStateHistory, in case something goes wrong
+        std::stack< WizardTypes::WizardState > aTravelVirtually = m_pImpl->aStateHistory;
+        std::stack< WizardTypes::WizardState > aOldStateHistory = m_pImpl->aStateHistory;
+        while ( nCurrentState != _nTargetState )
+        {
+            WizardTypes::WizardState nNextState = determineNextState( nCurrentState );
+            if ( WZS_INVALID_STATE == nNextState )
+            {
+                OSL_FAIL( "WizardMachine::skipUntil: the given target state does not exist!" );
+                return false;
+            }
+
+            // remember the skipped state in the history
+            aTravelVirtually.push( nCurrentState );
+
+            // get the next state
+            nCurrentState = nNextState;
+        }
+        m_pImpl->aStateHistory = aTravelVirtually;
+        // show the target page
+        if ( !ShowPage( nCurrentState ) )
+        {
+            // argh! prepareLeaveCurrentPage succeeded, determineNextState succeeded,
+            // but ShowPage doesn't? Somebody behaves very strange here...
+            OSL_FAIL( "WizardMachine::skipUntil: very unpolite..." );
+            m_pImpl->aStateHistory = aOldStateHistory;
+            return false;
+        }
+        return true;
+    }
+
+    void WizardMachine::skip()
+    {
+        // allowed to leave the current page?
+        if ( !prepareLeaveCurrentState( WizardTypes::eTravelForward ) )
+            return;
+
+        WizardTypes::WizardState nCurrentState = getCurrentState();
+        WizardTypes::WizardState nNextState = determineNextState(nCurrentState);
+
+        if (WZS_INVALID_STATE == nNextState)
+            return;
+
+        // remember the skipped state in the history
+        m_pImpl->aStateHistory.push(nCurrentState);
+
+        // get the next state
+        nCurrentState = nNextState;
+
+        // show the (n+1)th page
+        if (!ShowPage(nCurrentState))
+        {
+            // TODO: this leaves us in a state where we have no current page and an inconsistent state history.
+            // Perhaps we should rollback the skipping here...
+            OSL_FAIL("RoadmapWizard::skip: very unpolite...");
+                // if somebody does a skip and then does not allow to leave...
+                // (can't be a commit error, as we've already committed the current page. So if ShowPage fails here,
+                // somebody behaves really strange ...)
+            return;
+        }
+
+        // all fine
+    }
+
+    bool WizardMachine::travelNext()
+    {
+        // allowed to leave the current page?
+        if ( !prepareLeaveCurrentState( WizardTypes::eTravelForward ) )
+            return false;
+
+        // determine the next state to travel to
+        WizardTypes::WizardState nCurrentState = getCurrentState();
+        WizardTypes::WizardState nNextState = determineNextState(nCurrentState);
+        if (WZS_INVALID_STATE == nNextState)
+            return false;
+
+        // the state history is used by the enterState method
+        // all fine
+        m_pImpl->aStateHistory.push(nCurrentState);
+        if (!ShowPage(nNextState))
+        {
+            m_pImpl->aStateHistory.pop();
+            return false;
+        }
+
+        return true;
+    }
+
+    bool WizardMachine::ShowPage(WizardTypes::WizardState nState)
+    {
+        if (DeactivatePage())
+        {
+            BuilderPage* pOldTabPage = m_pCurTabPage;
+
+            m_nCurState = nState;
+            ActivatePage();
+
+            if (pOldTabPage)
+                pOldTabPage->Deactivate();
+
+            m_xAssistant->set_current_page(getPageIdentForState(nState));
+
+            m_pCurTabPage = GetPage(m_nCurState);
+            m_pCurTabPage->Activate();
+
+            return true;
+        }
+        return false;
+    }
+
+    bool WizardMachine::ShowNextPage()
+    {
+        return ShowPage(m_nCurState + 1);
+    }
+
+    bool WizardMachine::ShowPrevPage()
+    {
+        if (!m_nCurState)
+            return false;
+        return ShowPage(m_nCurState - 1);
+    }
+
+    bool WizardMachine::travelPrevious()
+    {
+        DBG_ASSERT(!m_pImpl->aStateHistory.empty(), "WizardMachine::travelPrevious: have no previous page!");
+
+        // allowed to leave the current page?
+        if ( !prepareLeaveCurrentState( WizardTypes::eTravelBackward ) )
+            return false;
+
+        // the next state to switch to
+        WizardTypes::WizardState nPreviousState = m_pImpl->aStateHistory.top();
+
+        // the state history is used by the enterState method
+        m_pImpl->aStateHistory.pop();
+        // show this page
+        if (!ShowPage(nPreviousState))
+        {
+            m_pImpl->aStateHistory.push(nPreviousState);
+            return false;
+        }
+
+        // all fine
+        return true;
+    }
+
+
+    void  WizardMachine::removePageFromHistory( WizardTypes::WizardState nToRemove )
+    {
+
+        std::stack< WizardTypes::WizardState > aTemp;
+        while(!m_pImpl->aStateHistory.empty())
+        {
+            WizardTypes::WizardState nPreviousState = m_pImpl->aStateHistory.top();
+            m_pImpl->aStateHistory.pop();
+            if(nPreviousState != nToRemove)
+                aTemp.push( nPreviousState );
+            else
+                break;
+        }
+        while(!aTemp.empty())
+        {
+            m_pImpl->aStateHistory.push( aTemp.top() );
+            aTemp.pop();
+        }
+    }
+
+
+    void WizardMachine::enableAutomaticNextButtonState()
+    {
+        m_pImpl->m_bAutoNextButtonState = true;
+    }
+
+
+    bool WizardMachine::isAutomaticNextButtonStateEnabled() const
+    {
+        return m_pImpl->m_bAutoNextButtonState;
+    }
+
+    IMPL_LINK_NOARG(WizardMachine, OnPrevPage, weld::Button&, void)
+    {
+        if ( isTravelingSuspended() )
+            return;
+        WizardTravelSuspension aTravelGuard( *this );
+        travelPrevious();
+    }
+
+    IMPL_LINK_NOARG(WizardMachine, OnNextPage, weld::Button&, void)
+    {
+        if ( isTravelingSuspended() )
+            return;
+        WizardTravelSuspension aTravelGuard( *this );
+        travelNext();
+    }
+
+    IWizardPageController* WizardMachine::getPageController(BuilderPage* pCurrentPage) const
+    {
+        IWizardPageController* pController = dynamic_cast<IWizardPageController*>(pCurrentPage);
+        return pController;
+    }
+
+    void WizardMachine::getStateHistory( std::vector< WizardTypes::WizardState >& _out_rHistory )
+    {
+        std::stack< WizardTypes::WizardState > aHistoryCopy( m_pImpl->aStateHistory );
+        while ( !aHistoryCopy.empty() )
+        {
+            _out_rHistory.push_back( aHistoryCopy.top() );
+            aHistoryCopy.pop();
+        }
+    }
+
+    bool WizardMachine::canAdvance() const
+    {
+        return WZS_INVALID_STATE != determineNextState( getCurrentState() );
+    }
+
+    void WizardMachine::updateTravelUI()
+    {
+        const IWizardPageController* pController = getPageController( GetPage( getCurrentState() ) );
+        OSL_ENSURE( pController != nullptr, "RoadmapWizard::updateTravelUI: no controller for the current page!" );
+
+        bool bCanAdvance =
+                ( !pController || pController->canAdvance() )   // the current page allows to advance
+            &&  canAdvance();                                   // the dialog as a whole allows to advance
+        enableButtons( WizardButtonFlags::NEXT, bCanAdvance );
+    }
+
+    bool WizardMachine::isTravelingSuspended() const
+    {
+        return m_pImpl->m_bTravelingSuspended;
+    }
+
+    void WizardMachine::suspendTraveling( AccessGuard )
+    {
+        DBG_ASSERT( !m_pImpl->m_bTravelingSuspended, "WizardMachine::suspendTraveling: already suspended!" );
+        m_pImpl->m_bTravelingSuspended = true;
+    }
+
+    void WizardMachine::resumeTraveling( AccessGuard )
+    {
+        if (!m_pImpl)
+            return;
+
+        DBG_ASSERT( m_pImpl->m_bTravelingSuspended, "WizardMachine::resumeTraveling: nothing to resume!" );
+        m_pImpl->m_bTravelingSuspended = false;
+    }
+
+    bool WizardMachine::Finish(short nResult)
+    {
+        if ( DeactivatePage() )
+        {
+            if (m_pCurTabPage)
+                m_pCurTabPage->Deactivate();
+
+            m_xAssistant->response(nResult);
+            return true;
+        }
+        else
+            return false;
+    }
+
+    void WizardMachine::AddPage(std::unique_ptr<BuilderPage> xPage)
+    {
+        WizPageData* pNewPageData = new WizPageData;
+        pNewPageData->mpNext = nullptr;
+        pNewPageData->mxPage = std::move(xPage);
+
+        if ( !m_pFirstPage )
+            m_pFirstPage = pNewPageData;
+        else
+        {
+            WizPageData* pPageData = m_pFirstPage;
+            while ( pPageData->mpNext )
+                pPageData = pPageData->mpNext;
+            pPageData->mpNext = pNewPageData;
+        }
+    }
+
+    void WizardMachine::RemovePage(const BuilderPage* pPage)
+    {
+        WizPageData* pPrevPageData = nullptr;
+        WizPageData* pPageData = m_pFirstPage;
+        while ( pPageData )
+        {
+            if (pPageData->mxPage.get() == pPage)
+            {
+                if (pPrevPageData)
+                    pPrevPageData->mpNext = pPageData->mpNext;
+                else
+                    m_pFirstPage = pPageData->mpNext;
+                if (pPage == m_pCurTabPage)
+                    m_pCurTabPage = nullptr;
+                delete pPageData;
+                return;
+            }
+
+            pPrevPageData = pPageData;
+            pPageData = pPageData->mpNext;
+        }
+
+        OSL_FAIL( "WizardMachine::RemovePage() - Page not in list" );
+    }
+
+    void WizardMachine::SetPage(WizardTypes::WizardState nLevel, std::unique_ptr<BuilderPage> xPage)
+    {
+        sal_uInt16              nTempLevel = 0;
+        WizPageData*    pPageData = m_pFirstPage;
+        while ( pPageData )
+        {
+            if ( (nTempLevel == nLevel) || !pPageData->mpNext )
+                break;
+
+            nTempLevel++;
+            pPageData = pPageData->mpNext;
+        }
+
+        if ( pPageData )
+        {
+            if (pPageData->mxPage.get() == m_pCurTabPage)
+                m_pCurTabPage = nullptr;
+            pPageData->mxPage = std::move(xPage);
+        }
+    }
+
+    BuilderPage* WizardMachine::GetPage(WizardTypes::WizardState nLevel) const
+    {
+        sal_uInt16 nTempLevel = 0;
+
+        for (WizPageData* pPageData = m_pFirstPage; pPageData;
+             pPageData = pPageData->mpNext)
+        {
+            if ( nTempLevel == nLevel )
+                return pPageData->mxPage.get();
+            nTempLevel++;
+        }
+
+        return nullptr;
+    }
+}   // namespace svt
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */