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| -rw-r--r-- | include/sfx2/linkmgr.hxx | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/include/sfx2/linkmgr.hxx b/include/sfx2/linkmgr.hxx new file mode 100644 index 000000000..deb9f00c0 --- /dev/null +++ b/include/sfx2/linkmgr.hxx @@ -0,0 +1,185 @@ +/* -*- 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 . + */ +#ifndef INCLUDED_SFX2_LINKMGR_HXX +#define INCLUDED_SFX2_LINKMGR_HXX + +#include <rtl/ustring.hxx> +#include <sal/config.h> +#include <sfx2/dllapi.h> +#include <sfx2/linksrc.hxx> +#include <sfx2/lnkbase.hxx> +#include <o3tl/sorted_vector.hxx> +#include <vector> + +class SfxObjectShell; +class Graphic; + +namespace com::sun::star { + namespace lang { + class XComponent; + } +} + +namespace weld { class Window; } + +namespace sfx2 +{ + // For the link to receive information about the status of graphics that + // will be loaded the FileObject sends a SvData, which contains the + // FormatID "RegisterStatusInfoId" and a string as the data container. + // This contains the following enum. + +typedef std::vector<tools::SvRef<SvBaseLink> > SvBaseLinks; + +typedef o3tl::sorted_vector<SvLinkSource*> SvLinkSources; + +class SFX2_DLLPUBLIC LinkManager +{ + typedef ::std::vector< css::uno::Reference< css::lang::XComponent > > + CompVector; + CompVector maCachedComps; + + SvBaseLinks aLinkTbl; + SvLinkSources aServerTbl; + + SfxObjectShell *pPersist; // LinkMgr must be release before SfxObjectShell +protected: + bool InsertLink( SvBaseLink* pLink, SvBaseLinkObjectType nObjType, SfxLinkUpdateMode nUpdateType, + const OUString* pName ); +public: + + enum LinkState + { + STATE_LOAD_OK, + STATE_LOAD_ERROR, + STATE_LOAD_ABORT + }; + + LinkManager( SfxObjectShell * pCacheCont ); + ~LinkManager(); + + /** + * Insert a component loaded during link update, which needs to be closed + * when the update is complete. + * + * @param xComp component loaded during link update. + */ + void InsertCachedComp(const css::uno::Reference< css::lang::XComponent >& xComp); + + void CloseCachedComps(); + + SfxObjectShell* GetPersist() const { return pPersist; } + void SetPersist( SfxObjectShell * p ) { pPersist = p; } + + void Remove( SvBaseLink const *pLink ); + void Remove( size_t nPos, size_t nCnt = 1 ); + bool Insert( SvBaseLink* pLink ); + + // the links connect to a SvLinkSource and adds to the list + void InsertDDELink( SvBaseLink*, + const OUString& rServer, + const OUString& rTopic, + const OUString& rItem ); + + // if everything is already set at the link! + void InsertDDELink( SvBaseLink* ); + + // Connect the links to a pseudo-object and add to the list + void InsertFileLink( sfx2::SvBaseLink&, + SvBaseLinkObjectType nFileType, + const OUString& rFileNm, + const OUString* pFilterNm = nullptr, + const OUString* pRange = nullptr ); + + void ReconnectDdeLink(SfxObjectShell& rServer); + + /** + * Reconnect the server document shell to a DDE link object. + * + * @param rPath path to the server document + * @param rServer server document shell instance + * @param rLink link object of the client document + */ + static void LinkServerShell(const OUString& rPath, SfxObjectShell& rServer, ::sfx2::SvBaseLink& rLink); + + // Obtain the string for the dialog + static bool GetDisplayNames( const SvBaseLink *, + OUString* pType, + OUString* pFile = nullptr, + OUString* pLink = nullptr, + OUString* pFilter = nullptr ); + + static SvLinkSourceRef CreateObj( SvBaseLink const * ); + + void UpdateAllLinks(bool bAskUpdate, + bool bUpdateGrfLinks, + weld::Window* pParentWin); + + // Call for list of links (eg for link-dialog) + const SvBaseLinks& GetLinks() const { return aLinkTbl; } + + // ----------------- Server-side management -------------------- + + // Call with list of links to server + const SvLinkSources& GetServers() const { return aServerTbl; } + // Link register/delete + bool InsertServer( SvLinkSource* rObj ); + void RemoveServer( SvLinkSource* rObj ); + + // A transfer is aborted, so cancel all download media + // (for the time being this is only of interest for the FileLinks!) + void CancelTransfers(); + + // To send status information from the FileObject to the Baselink, + // for this there exist a separate ClipBoardId. The SvData-object has + // got the appropriate information as a string. + // Is now required for FileObject in conjunction with JavaScript + // this needs information about Load/Abort/Error + static SotClipboardFormatId RegisterStatusInfoId(); + + // if the mimetype says graphic/bitmap/gdimetafile then get the + // graphic from the Any. Return says no errors + bool GetGraphicFromAny(const OUString& rMimeType, + const css::uno::Any & rValue, + Graphic& rGrf, + weld::Window* pParentWin); + +private: + LinkManager( const LinkManager& ) = delete; + LinkManager& operator=( const LinkManager& ) = delete; +}; + +// Separator in the link name for the DDE-/File-/Graphics- links +// (only those who need to construct a SvLinkName) +const sal_Unicode cTokenSeparator = 0xFFFF; + +// create a string for the SvLinkName. For: +// - DDE the first 3 Strings, (Server, Topic, Item) +// - File-/Graphics-LinkNames the last 3 Strings (FileName, Region, Filter) +SFX2_DLLPUBLIC void MakeLnkName( OUString& rName, + const OUString* pType, // Can also be null!! + const OUString& rFile, + const OUString& rLink, + const OUString* pFilter = nullptr ); + +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |