/* -*- 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 <memory>

#include <hintids.hxx>

#include <svl/eitem.hxx>

#include <vcl/settings.hxx>

#include <vcl/transfer.hxx>

#include <sfx2/dispatch.hxx>

#include <sfx2/viewfrm.hxx>

#include <svx/gallery.hxx>

#include <svx/graphichelper.hxx>

#include <editeng/brushitem.hxx>

#include <fmtinfmt.hxx>

#include <docsh.hxx>

#include <view.hxx>

#include <wrtsh.hxx>

#include <viewopt.hxx>

#include <swmodule.hxx>

#include "romenu.hxx"

#include <pagedesc.hxx>

#include <modcfg.hxx>

#include <cmdid.h>

using namespace ::com::sun::star;

SwReadOnlyPopup::~SwReadOnlyPopup()

{

    m_xMenu.disposeAndClear();

}

void SwReadOnlyPopup::Check( sal_uInt16 nMID, sal_uInt16 nSID, SfxDispatcher const &rDis )

{

    std::unique_ptr<SfxPoolItem> _pItem;

    SfxItemState eState = rDis.GetBindings()->QueryState( nSID, _pItem );

    if (eState >= SfxItemState::DEFAULT)

    {

        m_xMenu->EnableItem(nMID);

        if (_pItem)

        {

            m_xMenu->CheckItem(nMID, !IsDisabledItem(_pItem.get()) &&

                            dynamic_cast< const SfxBoolItem *>( _pItem.get() ) !=  nullptr &&

                            static_cast<SfxBoolItem*>(_pItem.get())->GetValue());

            //remove full screen entry when not in full screen mode

            if (SID_WIN_FULLSCREEN == nSID && !m_xMenu->IsItemChecked(m_nReadonlyFullscreen))

                m_xMenu->EnableItem(nMID, false);

        }

    }

    else

        m_xMenu->EnableItem(nMID, false);

}

#define MN_READONLY_GRAPHICTOGALLERY 1000

#define MN_READONLY_BACKGROUNDTOGALLERY 2000

SwReadOnlyPopup::SwReadOnlyPopup(const Point &rDPos, SwView &rV)

    : m_aBuilder(nullptr, AllSettings::GetUIRootDir(), u"modules/swriter/ui/readonlymenu.ui"_ustr, u""_ustr)

    , m_xMenu(m_aBuilder.get_menu(u"menu"))

    , m_nReadonlyOpenurl(m_xMenu->GetItemId(u"openurl"))

    , m_nReadonlyOpendoc(m_xMenu->GetItemId(u"opendoc"))

    , m_nReadonlyEditdoc(m_xMenu->GetItemId(u"edit"))

    , m_nReadonlySelectionMode(m_xMenu->GetItemId(u"selection"))

    , m_nReadonlyReload(m_xMenu->GetItemId(u"reload"))

    , m_nReadonlyReloadFrame(m_xMenu->GetItemId(u"reloadframe"))

    , m_nReadonlySourceview(m_xMenu->GetItemId(u"html"))

    , m_nReadonlyBrowseBackward(m_xMenu->GetItemId(u"backward"))

    , m_nReadonlyBrowseForward(m_xMenu->GetItemId(u"forward"))

    , m_nReadonlySaveGraphic(m_xMenu->GetItemId(u"savegraphic"))

    , m_nReadonlyGraphictogallery(m_xMenu->GetItemId(u"graphictogallery"))

    , m_nReadonlyTogallerylink(m_xMenu->GetItemId(u"graphicaslink"))

    , m_nReadonlyTogallerycopy(m_xMenu->GetItemId(u"graphicascopy"))

    , m_nReadonlySaveBackground(m_xMenu->GetItemId(u"savebackground"))

    , m_nReadonlyBackgroundtogallery(m_xMenu->GetItemId(u"backgroundtogallery"))

    , m_nReadonlyBackgroundTogallerylink(m_xMenu->GetItemId(u"backaslink"))

    , m_nReadonlyBackgroundTogallerycopy(m_xMenu->GetItemId(u"backascopy"))

    , m_nReadonlyCopylink(m_xMenu->GetItemId(u"copylink"))

    , m_nReadonlyLoadGraphic(m_xMenu->GetItemId(u"loadgraphic"))

    , m_nReadonlyGraphicoff(m_xMenu->GetItemId(u"imagesoff"))

    , m_nReadonlyFullscreen(m_xMenu->GetItemId(u"fullscreen"))

    , m_nReadonlyCopyField(m_xMenu->GetItemId(u"copyfield"))

    , m_nReadonlyCopy(m_xMenu->GetItemId(u"copy"))

    , m_rView(rV)

    , m_xBrushItem(std::make_unique<SvxBrushItem>(RES_BACKGROUND))

{

    m_bGrfToGalleryAsLnk = SwModule::get()->GetModuleConfig()->IsGrfToGalleryAsLnk();

    SwWrtShell &rSh = m_rView.GetWrtShell();

    OUString sDescription;

    rSh.IsURLGrfAtPos( rDPos, &m_sURL, &m_sTargetFrameName, &sDescription );

    if ( m_sURL.isEmpty() )

    {

        SwContentAtPos aContentAtPos( IsAttrAtPos::InetAttr );

        if( rSh.GetContentAtPos( rDPos, aContentAtPos))

        {

            const SwFormatINetFormat &rIItem = *static_cast<const SwFormatINetFormat*>(aContentAtPos.aFnd.pAttr);

            m_sURL = rIItem.GetValue();

            m_sTargetFrameName = rIItem.GetTargetFrame();

        }

    }

    bool bLink = false;

    const Graphic *pGrf = rSh.GetGrfAtPos( rDPos, m_sGrfName, bLink );

    if ( nullptr == pGrf )

    {

        m_xMenu->EnableItem(m_nReadonlySaveGraphic, false);

    }

    else

    {

        m_aGraphic = *pGrf;

    }

    bool bEnableGraphicToGallery = bLink;

    if ( bEnableGraphicToGallery )

    {

        if (GalleryExplorer::FillThemeList( m_aThemeList ))

        {

            PopupMenu *pMenu = m_xMenu->GetPopupMenu(m_nReadonlyGraphictogallery);

            pMenu->CheckItem(m_nReadonlyTogallerylink,  m_bGrfToGalleryAsLnk);

            pMenu->CheckItem(m_nReadonlyTogallerycopy, !m_bGrfToGalleryAsLnk);

            for ( size_t i=0; i < m_aThemeList.size(); ++i )

                pMenu->InsertItem(MN_READONLY_GRAPHICTOGALLERY + i, m_aThemeList[i]);

        }

        else

            bEnableGraphicToGallery = false;

    }

    m_xMenu->EnableItem(m_nReadonlyGraphictogallery, bEnableGraphicToGallery);

    SfxViewFrame& rVFrame = rV.GetViewFrame();

    SfxDispatcher &rDis = *rVFrame.GetDispatcher();

    const SwPageDesc &rDesc = rSh.GetPageDesc( rSh.GetCurPageDesc() );

    m_xBrushItem = rDesc.GetMaster().makeBackgroundBrushItem();

    bool bEnableBackGallery = false,

         bEnableBack = false;

    if ( m_xBrushItem && GPOS_NONE != m_xBrushItem->GetGraphicPos() )

    {

        bEnableBack = true;

        if ( !m_xBrushItem->GetGraphicLink().isEmpty() )

        {

            if ( m_aThemeList.empty() )

                GalleryExplorer::FillThemeList( m_aThemeList );

            if ( !m_aThemeList.empty() )

            {

                PopupMenu *pMenu = m_xMenu->GetPopupMenu(m_nReadonlyBackgroundtogallery);

                pMenu->CheckItem(m_nReadonlyBackgroundTogallerylink,  m_bGrfToGalleryAsLnk);

                pMenu->CheckItem(m_nReadonlyBackgroundTogallerycopy, !m_bGrfToGalleryAsLnk);

                bEnableBackGallery = true;

                for ( size_t i=0; i < m_aThemeList.size(); ++i )

                    pMenu->InsertItem(MN_READONLY_BACKGROUNDTOGALLERY + i, m_aThemeList[i]);

            }

        }

    }

    m_xMenu->EnableItem(m_nReadonlySaveBackground, bEnableBack);

    m_xMenu->EnableItem(m_nReadonlyBackgroundtogallery, bEnableBackGallery);

    if ( !rSh.GetViewOptions()->IsGraphic() )

        m_xMenu->CheckItem(m_nReadonlyGraphicoff);

    else

        m_xMenu->EnableItem(m_nReadonlyLoadGraphic, false);

    m_xMenu->EnableItem(m_nReadonlyReloadFrame, false);

    m_xMenu->EnableItem(m_nReadonlyReload);

    Check(m_nReadonlyEditdoc, SID_EDITDOC, rDis);

    Check(m_nReadonlySelectionMode, FN_READONLY_SELECTION_MODE, rDis);

    Check(m_nReadonlySourceview, SID_SOURCEVIEW, rDis);

    Check(m_nReadonlyBrowseBackward, SID_BROWSE_BACKWARD, rDis);

    Check(m_nReadonlyBrowseForward,SID_BROWSE_FORWARD, rDis);

    Check(m_nReadonlyOpenurl, SID_OPENDOC, rDis);

    Check(m_nReadonlyOpendoc, SID_OPENDOC, rDis);

    std::unique_ptr<SfxPoolItem> pState;

    SfxItemState eState = rVFrame.GetBindings().QueryState( SID_COPY, pState );

    Check(m_nReadonlyCopy, SID_COPY, rDis);

    if (eState < SfxItemState::DEFAULT)

        m_xMenu->EnableItem(m_nReadonlyCopy, false);

    eState = rVFrame.GetBindings().QueryState( SID_EDITDOC, pState );

    if (

        eState < SfxItemState::DEFAULT ||

        (rSh.IsGlobalDoc() && m_rView.GetDocShell()->IsReadOnlyUI())

       )

    {

        m_xMenu->EnableItem(m_nReadonlyEditdoc, false);

    }

    if ( m_sURL.isEmpty() )

    {

        m_xMenu->EnableItem(m_nReadonlyOpenurl, false);

        m_xMenu->EnableItem(m_nReadonlyOpendoc, false);

        m_xMenu->EnableItem(m_nReadonlyCopylink, false);

    }

    Check(m_nReadonlyFullscreen, SID_WIN_FULLSCREEN, rDis);

    eState = rVFrame.GetBindings().QueryState(FN_COPY_FIELD, pState);

    m_xMenu->EnableItem(m_nReadonlyCopyField, eState > SfxItemState::DISABLED);

    m_xMenu->RemoveDisabledEntries( true );

}

void SwReadOnlyPopup::Execute( vcl::Window* pWin, const Point &rPixPos )

{

    sal_uInt16 nId = m_xMenu->Execute(pWin, rPixPos);

    Execute(pWin, nId);

}

// execute the resulting ID only - necessary to support XContextMenuInterception

void SwReadOnlyPopup::Execute( vcl::Window* pWin, sal_uInt16 nId )

{

    SwWrtShell &rSh = m_rView.GetWrtShell();

    SfxDispatcher &rDis = *m_rView.GetViewFrame().GetDispatcher();

    if (nId >= MN_READONLY_GRAPHICTOGALLERY)

    {

        OUString sTmp;

        sal_uInt16 nSaveId;

        if (m_xBrushItem && nId >= MN_READONLY_BACKGROUNDTOGALLERY)

        {

            nId -= MN_READONLY_BACKGROUNDTOGALLERY;

            nSaveId = m_nReadonlySaveBackground;

            sTmp = m_xBrushItem->GetGraphicLink();

        }

        else

        {

            nId -= MN_READONLY_GRAPHICTOGALLERY;

            nSaveId = m_nReadonlySaveGraphic;

            sTmp = m_sGrfName;

        }

        if ( !m_bGrfToGalleryAsLnk )

            sTmp = SaveGraphic(nSaveId);

        if ( !sTmp.isEmpty() )

            GalleryExplorer::InsertURL( m_aThemeList[nId], sTmp );

        return;

    }

    rtl::Reference<TransferDataContainer> pClipCntnr;

    sal_uInt16 nExecId = USHRT_MAX;

    bool bFilterSet = false;

    LoadUrlFlags nFilter = LoadUrlFlags::NONE;

    if (nId == m_nReadonlyFullscreen)

        nExecId = SID_WIN_FULLSCREEN;

    else if (nId == m_nReadonlyOpenurl)

    {

        nFilter = LoadUrlFlags::NONE;

        bFilterSet = true;

    }

    else if (nId == m_nReadonlyOpendoc)

    {

        nFilter = LoadUrlFlags::NewView;

        bFilterSet = true;

    }

    else if (nId == m_nReadonlyCopy)

        nExecId = SID_COPY;

    else if (nId == m_nReadonlyEditdoc)

        nExecId = SID_EDITDOC;

    else if (nId == m_nReadonlySelectionMode)

        nExecId = FN_READONLY_SELECTION_MODE;

    else if (nId == m_nReadonlyReload || nId == m_nReadonlyReloadFrame)

        rSh.GetView().GetViewFrame().GetDispatcher()->Execute(SID_RELOAD);

    else if (nId == m_nReadonlyBrowseBackward)

        nExecId = SID_BROWSE_BACKWARD;

    else if (nId == m_nReadonlyBrowseForward)

        nExecId = SID_BROWSE_FORWARD;

    else if (nId == m_nReadonlySourceview)

        nExecId = SID_SOURCEVIEW;

    else if (nId == m_nReadonlyCopyField)

        nExecId = FN_COPY_FIELD;

    else if (nId == m_nReadonlySaveGraphic || nId == m_nReadonlySaveBackground)

        SaveGraphic(nId);

    else if (nId == m_nReadonlyCopylink)

    {

        pClipCntnr = new TransferDataContainer;

        pClipCntnr->CopyString( m_sURL );

    }

    else if (nId == m_nReadonlyLoadGraphic)

    {

        bool bModified = rSh.IsModified();

        SwViewOption aOpt( *rSh.GetViewOptions() );

        aOpt.SetGraphic( true );

        rSh.ApplyViewOptions( aOpt );

        if(!bModified)

            rSh.ResetModified();

    }

    else if (nId == m_nReadonlyGraphicoff)

        nExecId = FN_VIEW_GRAPHIC;

    else if (nId == m_nReadonlyTogallerylink || nId == m_nReadonlyBackgroundTogallerylink)

        SwModule::get()->GetModuleConfig()->SetGrfToGalleryAsLnk(true);

    else if (nId == m_nReadonlyTogallerycopy || nId == m_nReadonlyBackgroundTogallerycopy)

        SwModule::get()->GetModuleConfig()->SetGrfToGalleryAsLnk(false);

    if( USHRT_MAX != nExecId )

        rDis.GetBindings()->Execute( nExecId );

    if( bFilterSet )

        ::LoadURL(rSh, m_sURL, nFilter, m_sTargetFrameName);

    if( pClipCntnr && pClipCntnr->HasAnyData() )

    {

        pClipCntnr->CopyToClipboard( pWin );

    }

}

OUString SwReadOnlyPopup::SaveGraphic(sal_uInt16 nId)

{

    // fish out the graphic's name

    if (nId == m_nReadonlySaveBackground)

    {

        if ( m_xBrushItem && !m_xBrushItem->GetGraphicLink().isEmpty() )

            m_sGrfName = m_xBrushItem->GetGraphicLink();

        const Graphic *pGrf = m_xBrushItem ? m_xBrushItem->GetGraphic() : nullptr;

        if ( pGrf )

        {

            m_aGraphic = *pGrf;

            if ( !m_xBrushItem->GetGraphicLink().isEmpty() )

                m_sGrfName = m_xBrushItem->GetGraphicLink();

        }

        else

            return OUString();

    }

    return GraphicHelper::ExportGraphic(m_rView.GetFrameWeld(), m_aGraphic, m_sGrfName);

}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */