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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 : #ifndef _LINKMGR_HXX
20 : #define _LINKMGR_HXX
21 :
22 : #include "sal/config.h"
23 : #include "sfx2/dllapi.h"
24 : #include <sfx2/linksrc.hxx>
25 : #include <tools/string.hxx>
26 :
27 : #include <vector>
28 : #include <set>
29 :
30 : class SfxObjectShell;
31 : class Graphic;
32 : class Size;
33 :
34 : namespace com { namespace sun { namespace star {
35 : namespace lang {
36 : class XComponent;
37 : }
38 : }}}
39 :
40 : namespace sfx2
41 : {
42 : // For the link to receive information about the status of graphics that
43 : // will be loaded the FileObject sends a SvData, which contains the
44 : // FormatID "RegisterStatusInfoId" and a string as the data container.
45 : // This contains the following enum.
46 :
47 : class SvBaseLink;
48 : class SvBaseLinkRef;
49 :
50 : typedef std::vector<SvBaseLinkRef*> SvBaseLinks;
51 :
52 : typedef std::set<SvLinkSource*> SvLinkSources;
53 :
54 : class SFX2_DLLPUBLIC LinkManager
55 : {
56 : typedef ::std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent > >
57 : CompVector;
58 : CompVector maCachedComps;
59 :
60 : SvBaseLinks aLinkTbl;
61 : SvLinkSources aServerTbl;
62 :
63 : SfxObjectShell *pPersist; // LinkMgr must be release before SfxObjectShell
64 : protected:
65 : sal_Bool InsertLink( SvBaseLink* pLink, sal_uInt16 nObjType, sal_uInt16 nUpdateType,
66 : const String* pName = 0 );
67 : public:
68 :
69 : enum LinkState
70 : {
71 : STATE_LOAD_OK,
72 : STATE_LOAD_ERROR,
73 : STATE_LOAD_ABORT
74 : };
75 :
76 : LinkManager( SfxObjectShell * pCacheCont );
77 : ~LinkManager();
78 :
79 : /**
80 : * Insert a component loaded during link update, which needs to be closed
81 : * when the update is complete.
82 : *
83 : * @param xComp component loaded during link update.
84 : */
85 : void InsertCachedComp(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >& xComp);
86 :
87 : void CloseCachedComps();
88 :
89 0 : SfxObjectShell* GetPersist() const { return pPersist; }
90 : void SetPersist( SfxObjectShell * p ) { pPersist = p; }
91 :
92 : void Remove( SvBaseLink *pLink );
93 : void Remove( sal_uInt16 nPos, sal_uInt16 nCnt = 1 );
94 : sal_Bool Insert( SvBaseLink* pLink );
95 :
96 : // the links connect to a SvLinkSource and adds to the list
97 : sal_Bool InsertDDELink( SvBaseLink*,
98 : const String& rServer,
99 : const String& rTopic,
100 : const String& rItem );
101 :
102 : // if everything is already set at the link!
103 : sal_Bool InsertDDELink( SvBaseLink* );
104 :
105 : // Connect the links to a pseudo-object and add to the list
106 : bool InsertFileLink( sfx2::SvBaseLink&,
107 : sal_uInt16 nFileType,
108 : const String& rFileNm,
109 : const String* pFilterNm = 0,
110 : const String* pRange = 0 );
111 :
112 : bool InsertFileLink(
113 : sfx2::SvBaseLink& rLink, sal_uInt16 nFileType, const rtl::OUString& rFileNm,
114 : const rtl::OUString* pFilterNm = NULL, const rtl::OUString* pRange = NULL);
115 :
116 : void ReconnectDdeLink(SfxObjectShell& rServer);
117 :
118 : /**
119 : * Reconnect the server document shell to a DDE link object.
120 : *
121 : * @param rPath path to the server document
122 : * @param rServer server document shell instance
123 : * @param rLink link object of the client document
124 : */
125 : void LinkServerShell(const ::rtl::OUString& rPath, SfxObjectShell& rServer, ::sfx2::SvBaseLink& rLink) const;
126 :
127 : // Obtain the string for the dialog
128 : bool GetDisplayNames( const SvBaseLink *,
129 : String* pType,
130 : String* pFile = 0,
131 : String* pLink = 0,
132 : String* pFilter = 0 ) const;
133 :
134 : bool GetDisplayNames(
135 : const SvBaseLink* pLink, rtl::OUString* pType, rtl::OUString* pFile = NULL,
136 : rtl::OUString* pLinkStr = NULL, rtl::OUString* pFilter = NULL) const;
137 :
138 : SvLinkSourceRef CreateObj( SvBaseLink* );
139 :
140 : void UpdateAllLinks( bool bAskUpdate = true,
141 : bool bCallErrHdl = true,
142 : bool bUpdateGrfLinks = false,
143 : Window* pParentWin = 0 );
144 :
145 : // Call for list of links (eg for link-dialog)
146 10770 : const SvBaseLinks& GetLinks() const { return aLinkTbl; }
147 :
148 : // ----------------- Server-side management --------------------
149 :
150 : // Call with list of links to server
151 : const SvLinkSources& GetServers() const { return aServerTbl; }
152 : // Link register/delete
153 : sal_Bool InsertServer( SvLinkSource* rObj );
154 : void RemoveServer( SvLinkSource* rObj );
155 :
156 : // A transfer is aborted, so cancel all download media
157 : // (for the time beeing this is only of interest for the FileLinks!)
158 : void CancelTransfers();
159 :
160 : // To send status information from the FileObject to the Baselink,
161 : // for this there exist a separate ClipBoardId. The SvData-object has
162 : // got the appropriate information as a string.
163 : // Is now required for FileObject in conjunction with JavaScript
164 : // this needs information about Load/Abort/Error
165 : static sal_uIntPtr RegisterStatusInfoId();
166 :
167 : // if the mimetype says graphic/bitmap/gdimetafile then get the
168 : // graphic from the Any. Return says no errors
169 : static sal_Bool GetGraphicFromAny( const String& rMimeType,
170 : const ::com::sun::star::uno::Any & rValue,
171 : Graphic& rGrf );
172 :
173 : private:
174 : LinkManager( const LinkManager& );
175 : LinkManager& operator=( const LinkManager& );
176 : };
177 :
178 : // Separator in the link name for the DDE-/File-/Graphics- links
179 : // (only those who need to construct a SvLinkName)
180 : const sal_Unicode cTokenSeperator = 0xFFFF;
181 :
182 : // create a string for the SvLinkName. For:
183 : // - DDE the first 3 Strings, (Server, Topic, Item)
184 : // - File-/Graphics-LinkNames the last 3 Strings (FileName, Region, Filter)
185 : SFX2_DLLPUBLIC void MakeLnkName( String& rName,
186 : const String* pType, // Can also be null!!
187 : const String& rFile,
188 : const String& rLink,
189 : const String* pFilter = 0 );
190 :
191 : }
192 :
193 : #endif
194 :
195 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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