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/* -*- 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 _LINKMGR_HXX
#define _LINKMGR_HXX
#include <rtl/ustring.hxx>
#include <sal/config.h>
#include <sfx2/dllapi.h>
#include <sfx2/linksrc.hxx>
#include <set>
#include <vector>
class SfxObjectShell;
class Graphic;
class Size;
namespace com { namespace sun { namespace star {
namespace lang {
class XComponent;
}
}}}
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.
class SvBaseLink;
class SvBaseLinkRef;
typedef std::vector<SvBaseLinkRef*> SvBaseLinks;
typedef std::set<SvLinkSource*> SvLinkSources;
class SFX2_DLLPUBLIC LinkManager
{
typedef ::std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent > >
CompVector;
CompVector maCachedComps;
SvBaseLinks aLinkTbl;
SvLinkSources aServerTbl;
SfxObjectShell *pPersist; // LinkMgr must be release before SfxObjectShell
protected:
sal_Bool InsertLink( SvBaseLink* pLink, sal_uInt16 nObjType, sal_uInt16 nUpdateType,
const OUString* pName = 0 );
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 ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >& xComp);
void CloseCachedComps();
SfxObjectShell* GetPersist() const { return pPersist; }
void SetPersist( SfxObjectShell * p ) { pPersist = p; }
void Remove( SvBaseLink *pLink );
void Remove( size_t nPos, size_t nCnt = 1 );
sal_Bool Insert( SvBaseLink* pLink );
// the links connect to a SvLinkSource and adds to the list
sal_Bool InsertDDELink( SvBaseLink*,
const OUString& rServer,
const OUString& rTopic,
const OUString& rItem );
// if everything is already set at the link!
sal_Bool InsertDDELink( SvBaseLink* );
// Connect the links to a pseudo-object and add to the list
bool InsertFileLink( sfx2::SvBaseLink&,
sal_uInt16 nFileType,
const OUString& rFileNm,
const OUString* pFilterNm = NULL,
const OUString* pRange = NULL );
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
*/
void LinkServerShell(const OUString& rPath, SfxObjectShell& rServer, ::sfx2::SvBaseLink& rLink) const;
// Obtain the string for the dialog
bool GetDisplayNames( const SvBaseLink *,
OUString* pType,
OUString* pFile = NULL,
OUString* pLink = NULL,
OUString* pFilter = NULL ) const;
SvLinkSourceRef CreateObj( SvBaseLink* );
void UpdateAllLinks( bool bAskUpdate = true,
bool bCallErrHdl = true,
bool bUpdateGrfLinks = false,
Window* pParentWin = 0 );
// 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
sal_Bool InsertServer( SvLinkSource* rObj );
void RemoveServer( SvLinkSource* rObj );
// A transfer is aborted, so cancel all download media
// (for the time beeing 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 sal_uIntPtr RegisterStatusInfoId();
// if the mimetype says graphic/bitmap/gdimetafile then get the
// graphic from the Any. Return says no errors
static sal_Bool GetGraphicFromAny( const OUString& rMimeType,
const ::com::sun::star::uno::Any & rValue,
Graphic& rGrf );
private:
LinkManager( const LinkManager& );
LinkManager& operator=( const LinkManager& );
};
// 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 = 0 );
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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