/* -*- 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 <hintids.hxx>
#include <com/sun/star/linguistic2/XThesaurus.hpp>
#include <com/sun/star/uno/Sequence.hxx>
#include <svl/aeitem.hxx>
#include <svl/whiter.hxx>
#include <svl/cjkoptions.hxx>

#include <sfx2/viewfrm.hxx>
#include <sfx2/objitem.hxx>
#include <svl/imageitm.hxx>
#include <svl/languageoptions.hxx>
#include <editeng/protitem.hxx>
#include <sfx2/linkmgr.hxx>
#include <editeng/langitem.hxx>
#include <editeng/brushitem.hxx>
#include <sfx2/htmlmode.hxx>
#include <editeng/unolingu.hxx>
#include <sfx2/msgpool.hxx>
#include <swmodule.hxx>
#include <tox.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/app.hxx>
#include <view.hxx>
#include <wrtsh.hxx>
#include <basesh.hxx>
#include <uitool.hxx>
#include <viewopt.hxx>
#include <tablemgr.hxx>
#include <pagedesc.hxx>
#include <wview.hxx>
#include <globdoc.hxx>
#include <svl/stritem.hxx>
#include <unotools/moduleoptions.hxx>
#include <svl/visitem.hxx>

#include <cmdid.h>

#include <IDocumentRedlineAccess.hxx>
#include <doc.hxx>

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

void SwView::GetState(SfxItemSet &rSet)
{
    SfxWhichIter aIter(rSet);
    sal_uInt16 nWhich = aIter.FirstWhich();
    sal_uInt16 eFrmType = FRMTYPE_NONE;
    int bGetFrmType = sal_False;
    bool bWeb = 0 != PTR_CAST(SwWebView, this);

    while(nWhich)
    {
        switch(nWhich)
        {
            case FN_EDIT_LINK_DLG:
                if( m_pWrtShell->GetLinkManager().GetLinks().empty() )
                    rSet.DisableItem(nWhich);
                else if( m_pWrtShell->IsSelFrmMode() &&
                            m_pWrtShell->IsSelObjProtected(FLYPROTECT_CONTENT))
                        rSet.DisableItem(nWhich);
                break;

            case FN_INSERT_CAPTION:
            {
                // Captions gibt's fuer Grafiken, OLE-Objekte, Rahmen und Tabellen
                if( !bGetFrmType )
                    eFrmType = m_pWrtShell->GetFrmType(0,sal_True), bGetFrmType = sal_True;
                if (! ( ((eFrmType & FRMTYPE_FLY_ANY) && m_nSelectionType != nsSelectionType::SEL_DRW_TXT)||
                        m_nSelectionType & nsSelectionType::SEL_TBL ||
                        m_nSelectionType & nsSelectionType::SEL_DRW) )
                    rSet.DisableItem(nWhich);
                else if((m_pWrtShell->IsObjSelected()||m_pWrtShell->IsFrmSelected()) &&
                        (m_pWrtShell->IsSelObjProtected( FLYPROTECT_PARENT)||
                            m_pWrtShell->IsSelObjProtected( FLYPROTECT_CONTENT )))
                    rSet.DisableItem(nWhich);
                else if( m_pWrtShell->IsTableMode() )
                    rSet.DisableItem(nWhich);
            }
            break;

            case FN_EDIT_FOOTNOTE:
            {
                if( !m_pWrtShell->GetCurFtn() )
                    rSet.DisableItem(nWhich);
            }
            break;

            case FN_CHANGE_PAGENUM:
            {
                sal_uInt16 nType = m_pWrtShell->GetFrmType(0,sal_True);
                if( ( FRMTYPE_FLY_ANY | FRMTYPE_HEADER | FRMTYPE_FOOTER |
                      FRMTYPE_FOOTNOTE | FRMTYPE_DRAWOBJ ) & nType )
                    rSet.DisableItem(nWhich);
                else
                    rSet.Put(SfxUInt16Item(nWhich, m_pWrtShell->GetPageOffset()));
            }
            break;
            case SID_PRINTDOC:
            case SID_PRINTDOCDIRECT:
                GetSlotState( nWhich, SfxViewShell::GetInterface(), &rSet );
            break;
            case SID_ATTR_PAGE:
            case SID_ATTR_PAGE_SIZE:
            case SID_ATTR_PAGE_PAPERBIN:
            case RES_PAPER_BIN:
            case FN_PARAM_FTN_INFO:
            {
                const sal_uInt16 nCurIdx = m_pWrtShell->GetCurPageDesc();
                const SwPageDesc& rDesc = m_pWrtShell->GetPageDesc( nCurIdx );
                ::PageDescToItemSet( rDesc, rSet);
            }
            break;
            case RES_BACKGROUND:
            case SID_ATTR_BRUSH:
            {
                const sal_uInt16 nCurIdx = m_pWrtShell->GetCurPageDesc();
                const SwPageDesc& rDesc = m_pWrtShell->GetPageDesc( nCurIdx );
                const SwFrmFmt& rMaster = rDesc.GetMaster();
                const SvxBrushItem& rBrush = (const SvxBrushItem&)
                                    rMaster.GetFmtAttr(RES_BACKGROUND, sal_True);
                rSet.Put(rBrush);
            }
            break;
            case SID_CLEARHISTORY:
            {
                rSet.Put(SfxBoolItem(nWhich, m_pWrtShell->GetLastUndoInfo(0, 0)));
            }
            break;
            case SID_UNDO:
            {
                // die muss noch nicht vorhanden sein
                // also lasse sie mal anlegen:
                if( !m_pShell )
                    SelectShell();

                const SfxPoolItem* pState = m_pShell->GetSlotState(SID_UNDO);
                if(pState)
                    rSet.Put(*pState);
                else
                    rSet.DisableItem(nWhich);
            }
            break;
            case FN_INSERT_CTRL:
            {
                SfxImageItem aImgItem(nWhich, bWeb ? SwView::m_nWebInsertCtrlState : SwView::m_nInsertCtrlState);
                SfxSlotPool& rPool = SfxSlotPool::GetSlotPool( GetViewFrame() );
                const SfxSlot* pSlot = rPool.GetSlot( aImgItem.GetValue() );
                if(pSlot && pSlot->IsMode( SFX_SLOT_IMAGEROTATION ))
                {
                    if(m_pWrtShell->IsInVerticalText())
                        aImgItem.SetRotation(2700);
                    if(m_pWrtShell->IsInRightToLeftText())
                        aImgItem.SetMirrored(sal_True);
                }
                rSet.Put(aImgItem);
            }
            break;
            case FN_INSERT_OBJ_CTRL:
            if(bWeb)
                rSet.DisableItem(nWhich);
            else
            {
                SfxImageItem aImgItem(nWhich, SwView::m_nInsertObjectCtrlState);
                SfxSlotPool& rPool = SfxSlotPool::GetSlotPool( GetViewFrame() );
                const SfxSlot* pSlot = rPool.GetSlot( aImgItem.GetValue() );
                if(pSlot && pSlot->IsMode( SFX_SLOT_IMAGEROTATION ))
                {
                    if(m_pWrtShell->IsInVerticalText())
                        aImgItem.SetRotation(2700);
                    if(m_pWrtShell->IsInRightToLeftText())
                        aImgItem.SetMirrored(sal_True);
                }
                rSet.Put(aImgItem);
            }
            break;
            case FN_UPDATE_TOX:
                if(!m_pWrtShell->GetTOXCount())
                    rSet.DisableItem(nWhich);
            break;
            case FN_EDIT_CURRENT_TOX:
            case FN_UPDATE_CUR_TOX:
            {
                const SwTOXBase* pBase = 0;
                if(0 == (pBase = m_pWrtShell->GetCurTOX()) ||
                    (FN_EDIT_CURRENT_TOX == nWhich && pBase->IsTOXBaseInReadonly()))
                    rSet.DisableItem(nWhich);
            }
            break;
            case SID_TWAIN_SELECT:
            case SID_TWAIN_TRANSFER:
#if defined WNT || defined UNX
            {
                if(!SW_MOD()->GetScannerManager().is())
                    rSet.DisableItem(nWhich);
            }
#endif
            break;
            case RES_PARATR_TABSTOP:
            case SID_ATTR_DEFTABSTOP:
            {
                const SvxTabStopItem& rDefTabs =
                    (const SvxTabStopItem&)m_pWrtShell->
                                        GetDefault(RES_PARATR_TABSTOP);
                rSet.Put( SfxUInt16Item( nWhich,
                                                (sal_uInt16)::GetTabDist(rDefTabs)));
            }
            break;
            case SID_ATTR_LANGUAGE:
            {
                rSet.Put((const SvxLanguageItem&)
                    m_pWrtShell->GetDefault(RES_CHRATR_LANGUAGE), SID_ATTR_LANGUAGE);
            }
            break;
            case RES_CHRATR_CJK_LANGUAGE:
                rSet.Put((const SvxLanguageItem&)
                    m_pWrtShell->GetDefault(RES_CHRATR_CJK_LANGUAGE), RES_CHRATR_CJK_LANGUAGE);
            break;
            case RES_CHRATR_CTL_LANGUAGE:
                rSet.Put((const SvxLanguageItem&)
                    m_pWrtShell->GetDefault(RES_CHRATR_CTL_LANGUAGE), RES_CHRATR_CTL_LANGUAGE);
            break;
            case FN_REDLINE_ON:
                rSet.Put( SfxBoolItem( nWhich, GetDocShell()->IsChangeRecording() ) );
            break;
            case FN_REDLINE_PROTECT :
                rSet.Put( SfxBoolItem( nWhich, GetDocShell()->HasChangeRecordProtection() ) );
            break;
            case FN_REDLINE_SHOW:
            {
                sal_uInt16 nMask = nsRedlineMode_t::REDLINE_SHOW_INSERT | nsRedlineMode_t::REDLINE_SHOW_DELETE;
                rSet.Put( SfxBoolItem( nWhich,
                    (m_pWrtShell->GetRedlineMode() & nMask) == nMask ));
            }
            break;
            case SID_GALLERY :
            case SID_AVMEDIA_PLAYER :
            case FN_REDLINE_ACCEPT :
            {
                SfxViewFrame* pVFrame = GetViewFrame();
                if (pVFrame->KnowsChildWindow(nWhich))
                    rSet.Put(SfxBoolItem( nWhich, pVFrame->HasChildWindow(nWhich)));
                else
                    rSet.DisableItem(nWhich);
            }
            break;
            case FN_REDLINE_ACCEPT_DIRECT:
            case FN_REDLINE_REJECT_DIRECT:
            {
                // If the selection/cursor start position isn't on a redline, disable
                // accepting/rejecting changes.
                SwDoc *pDoc = m_pWrtShell->GetDoc();
                SwPaM *pCursor = m_pWrtShell->GetCrsr();
                if (0 == pDoc->GetRedline(*pCursor->Start(), 0))
                    rSet.DisableItem(nWhich);
            }
            break;

            case FN_REDLINE_NEXT_CHANGE:
            case FN_REDLINE_PREV_CHANGE:
            {
                // Enable change navigation if we have any redlines. Ideally we should disable
                // "Next Change" if we're at or past the last change, and similarly for
                // "Previous Change"
                if (0 == m_pWrtShell->GetRedlineCount())
                    rSet.DisableItem(nWhich);
            }
            break;

            case SID_THESAURUS:
            {
                SwWrtShell  &rSh = GetWrtShell();
                if (2 <= rSh.GetCrsrCnt())  // multi selection?
                    rSet.DisableItem(nWhich);
                else
                {
                    LanguageType nLang = rSh.GetCurLang();

                    // disable "Thesaurus" (menu entry and key shortcut) if the
                    // language is not supported (by default it is enabled)
                    uno::Reference< linguistic2::XThesaurus >  xThes( ::GetThesaurus() );
                    if (!xThes.is() || nLang == LANGUAGE_NONE ||
                        !xThes->hasLocale( LanguageTag( nLang ).getLocale() ))
                        rSet.DisableItem(nWhich);
                }
            }
            break;
            case SID_HANGUL_HANJA_CONVERSION:
            case SID_CHINESE_CONVERSION:
            {
                if (!SvtCJKOptions().IsAnyEnabled())
                {
                    GetViewFrame()->GetBindings().SetVisibleState( nWhich, sal_False );
                    rSet.DisableItem(nWhich);
                }
                else
                    GetViewFrame()->GetBindings().SetVisibleState( nWhich, sal_True );
            }
            break;
            case SID_MAIL_SCROLLBODY_PAGEDOWN:
                {
                    const long nBottom = m_pWrtShell->GetDocSize().Height() + DOCUMENTBORDER;
                    const long nAct = GetVisArea().Bottom();
                    rSet.Put(SfxBoolItem(SID_MAIL_SCROLLBODY_PAGEDOWN, nAct < nBottom ));
                }
                break;

            case SID_DOCUMENT_COMPARE:
            case SID_DOCUMENT_MERGE:
                if( GetDocShell()->IsA( SwGlobalDocShell::StaticType() ) ||
                    (SID_DOCUMENT_MERGE == nWhich && m_pWrtShell->getIDocumentRedlineAccess()->GetRedlinePassword().getLength()))
                    rSet.DisableItem(nWhich);
            break;
            case  SID_VIEW_DATA_SOURCE_BROWSER:
                if ( !SvtModuleOptions().IsModuleInstalled( SvtModuleOptions::E_SDATABASE ) )
                    rSet.Put( SfxVisibilityItem( nWhich, sal_False ) );
                else
                    rSet.Put( SfxBoolItem( nWhich, GetViewFrame()->HasChildWindow( SID_BROWSER ) ) );
            break;
            case SID_READONLY_MODE:
                rSet.Put(SfxBoolItem(nWhich,
                    m_pWrtShell->HasReadonlySel()||GetDocShell()->IsReadOnly()));
            break;
            case SID_IMAGE_ORIENTATION:
            {
                SfxImageItem aImageItem(nWhich);
                if(m_pWrtShell->IsInVerticalText())
                    aImageItem.SetRotation( 2700 );
                if(m_pWrtShell->IsInRightToLeftText())
                    aImageItem.SetMirrored( sal_True );
                rSet.Put(aImageItem);
            }
            break;
            case FN_INSERT_FIELD_DATA_ONLY :
                if(!m_bInMailMerge && !GetViewFrame()->HasChildWindow(nWhich))
                    rSet.DisableItem(nWhich);
            break;
            case FN_MAILMERGE_SENDMAIL_CHILDWINDOW:
            break;
            case FN_MAILMERGE_CHILDWINDOW:
            {
                if(!GetMailMergeConfigItem())
                    rSet.DisableItem(nWhich);
            }
            break;
            case SID_ALIGN_ANY_LEFT :
            case SID_ALIGN_ANY_HCENTER  :
            case SID_ALIGN_ANY_RIGHT    :
            case SID_ALIGN_ANY_JUSTIFIED:
            case SID_ALIGN_ANY_TOP      :
            case SID_ALIGN_ANY_VCENTER  :
            case SID_ALIGN_ANY_BOTTOM   :
            case SID_ALIGN_ANY_HDEFAULT :
            case SID_ALIGN_ANY_VDEFAULT :
            {
                if( !m_pShell )
                    SelectShell();
                sal_uInt16 nAlias = 0;
                bool bDraw = false;
                if( m_nSelectionType & (nsSelectionType::SEL_DRW_TXT|nsSelectionType::SEL_TXT) )
                {
                    switch( nWhich )
                    {
                        case SID_ALIGN_ANY_LEFT :       nAlias = SID_ATTR_PARA_ADJUST_LEFT; break;
                        case SID_ALIGN_ANY_HCENTER  :   nAlias = SID_ATTR_PARA_ADJUST_CENTER; break;
                        case SID_ALIGN_ANY_RIGHT    :   nAlias = SID_ATTR_PARA_ADJUST_RIGHT; break;
                        case SID_ALIGN_ANY_JUSTIFIED:   nAlias = SID_ATTR_PARA_ADJUST_BLOCK; break;
                        case SID_ALIGN_ANY_TOP      :   nAlias = SID_TABLE_VERT_NONE; break;
                        case SID_ALIGN_ANY_VCENTER  :   nAlias = SID_TABLE_VERT_CENTER; break;
                        case SID_ALIGN_ANY_BOTTOM   :   nAlias = SID_TABLE_VERT_BOTTOM; break;
                    }
                }
                else if(m_nSelectionType & (nsSelectionType::SEL_DRW))
                {
                    //the draw shell cannot provide a status per item - only one for SID_OBJECT_ALIGN
                    if(nWhich != SID_ALIGN_ANY_JUSTIFIED)
                    {
                        const SfxPoolItem* pItem = 0;
                        GetViewFrame()->GetDispatcher()->QueryState( SID_OBJECT_ALIGN, pItem );
                        if(pItem)
                            bDraw = true;
                    }
                }
                else
                {
                    switch( nWhich )
                    {
                        case SID_ALIGN_ANY_LEFT :       nAlias = SID_OBJECT_ALIGN_LEFT    ; break;
                        case SID_ALIGN_ANY_HCENTER  :   nAlias = SID_OBJECT_ALIGN_CENTER ; break;
                        case SID_ALIGN_ANY_RIGHT    :   nAlias = SID_OBJECT_ALIGN_RIGHT  ; break;
                        case SID_ALIGN_ANY_TOP      :   nAlias = SID_OBJECT_ALIGN_UP     ;  break;
                        case SID_ALIGN_ANY_VCENTER  :   nAlias = SID_OBJECT_ALIGN_MIDDLE ;  break;
                        case SID_ALIGN_ANY_BOTTOM   :   nAlias = SID_OBJECT_ALIGN_DOWN    ; break;
                    }
                }
                //these slots are either re-mapped to text or object alignment
                const SfxPoolItem* pState = 0;
                if(nAlias)
                    GetViewFrame()->GetDispatcher()->QueryState( nAlias, pState );
                if(pState)
                    rSet.Put(*pState, nWhich);
                else if(!bDraw)
                    rSet.DisableItem(nWhich);
            }
            break;
        }
        nWhich = aIter.NextWhich();
    }
}

void SwView::GetDrawState(SfxItemSet &rSet)
{
    SfxWhichIter aIter(rSet);
    bool bWeb = 0 != PTR_CAST(SwWebView, this);

    for( sal_uInt16 nWhich = aIter.FirstWhich(); nWhich;
                                            nWhich = aIter.NextWhich() )
        switch(nWhich)
        {
        case SID_INSERT_DRAW:
            if ( bWeb )
                rSet.DisableItem( nWhich );
            else
            {
                SfxAllEnumItem aEnum(SID_INSERT_DRAW, m_nDrawSfxId);
                if ( !SvtLanguageOptions().IsVerticalTextEnabled() )
                {
                    aEnum.DisableValue( SID_DRAW_CAPTION_VERTICAL );
                    aEnum.DisableValue( SID_DRAW_TEXT_VERTICAL );
                }
                rSet.Put(aEnum);
            }
            break;

        case SID_SHOW_HIDDEN:
        case SID_SHOW_FORMS:
            rSet.DisableItem( nWhich );
            break;

        case SID_DRAW_TEXT_MARQUEE:
            if (::GetHtmlMode(GetDocShell()) & HTMLMODE_SOME_STYLES)
                rSet.Put( SfxBoolItem(nWhich, m_nDrawSfxId == nWhich));
            else
                rSet.DisableItem(nWhich);
            break;
        case SID_OBJECT_SELECT:
            rSet.Put( SfxBoolItem(nWhich, m_nDrawSfxId == nWhich ||
                                          m_nFormSfxId == nWhich));
            break;

        case SID_FONTWORK_GALLERY_FLOATER :
        {
            if ( bWeb )
                rSet.DisableItem( nWhich );
        }
        break;

        case SID_DRAWTBX_CS_BASIC :
        case SID_DRAWTBX_CS_SYMBOL :
        case SID_DRAWTBX_CS_ARROW :
        case SID_DRAWTBX_CS_FLOWCHART :
        case SID_DRAWTBX_CS_CALLOUT :
        case SID_DRAWTBX_CS_STAR :
        {
            if ( bWeb )
                rSet.DisableItem( nWhich );
            else
                rSet.Put(SfxStringItem(nWhich, m_aCurrShapeEnumCommand[ nWhich - SID_DRAWTBX_CS_BASIC ] ));
        }
        break;

        }
}

sal_Bool SwView::HasUIFeature( sal_uInt32 nFeature )
{
    sal_Bool bRet = sal_False;
    switch(nFeature)
    {
        case CHILDWIN_LABEL     : bRet = m_pWrtShell->IsLabelDoc(); break;
        case CHILDWIN_MAILMERGE : bRet = 0 != GetMailMergeConfigItem(); break;
    }
    return bRet;
}

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