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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 METADATABLE_HXX
20 : #define METADATABLE_HXX
21 :
22 : #include <sal/config.h>
23 :
24 : #include <sfx2/dllapi.h>
25 :
26 : #include <cppuhelper/implbase1.hxx>
27 : #include <com/sun/star/rdf/XMetadatable.hpp>
28 :
29 : #include <boost/utility.hpp>
30 : #include <boost/shared_ptr.hpp>
31 :
32 :
33 : namespace com { namespace sun { namespace star {
34 : namespace frame { class XModel; }
35 : } } }
36 :
37 : namespace sfx2 {
38 : class IXmlIdRegistry;
39 : }
40 :
41 : namespace sfx2 {
42 :
43 : class XmlIdRegistry;
44 : class MetadatableUndo;
45 :
46 :
47 : // XML ID handling ---------------------------------------------------
48 :
49 :
50 : /// create a sfx2::XmlIdRegistryDocument or a sfx2::XmlIdRegistryClipboard
51 : SFX2_DLLPUBLIC ::sfx2::IXmlIdRegistry *
52 : createXmlIdRegistry(const bool i_DocIsClipboard);
53 :
54 :
55 : /** base class for core objects that may have xml:id.
56 :
57 : <p>The interface of this class consists of 3 parts:
58 : <ul><li>implementations that are used by the MetadatableMixin
59 : below</li>
60 : <li>hooks to be called by the sw core whenever actions that are
61 : relevant to the uniqueness of xml:ids are taken (copying,
62 : splitting, merging, deletion, undo, etc.)</li>
63 : <li>abstract methods that are called by the implementation of the
64 : previous hooks</li></ul>
65 : </p>
66 : */
67 : class SFX2_DLLPUBLIC Metadatable : private boost::noncopyable
68 : {
69 :
70 : public:
71 11211 : Metadatable() : m_pReg(0) {}
72 :
73 : // destructor calls RemoveMetadataReference
74 : virtual ~Metadatable();
75 :
76 : // for MetadatableMixin ----------------------------------------------
77 :
78 : ::com::sun::star::beans::StringPair GetMetadataReference() const;
79 : void SetMetadataReference(
80 : const ::com::sun::star::beans::StringPair & i_rReference);
81 : void EnsureMetadataReference();
82 :
83 : // hooks -------------------------------------------------------------
84 :
85 : // called from dtor!
86 : void RemoveMetadataReference();
87 :
88 : /** register this as a copy of i_rSource */
89 : void RegisterAsCopyOf(Metadatable const & i_rSource,
90 : const bool i_bCopyPrecedesSource = false);
91 :
92 : /** create an Undo Metadatable, which remembers this' reference */
93 : ::boost::shared_ptr<MetadatableUndo> CreateUndo() const;
94 : ::boost::shared_ptr<MetadatableUndo> CreateUndoForDelete();
95 :
96 : /** restore this from Undo Metadatable */
97 : void RestoreMetadata(::boost::shared_ptr<MetadatableUndo> const& i_pUndo);
98 :
99 : /** merge this and i_rOther into this */
100 : void JoinMetadatable(Metadatable const & i_rOther,
101 : const bool i_isMergedEmpty, const bool i_isOtherEmpty);
102 :
103 : // abstract methods --------------------------------------------------
104 :
105 : /** get the registry from the SwDoc */
106 : virtual ::sfx2::IXmlIdRegistry& GetRegistry() = 0;
107 :
108 : /** is this in a clipboard document? */
109 : virtual bool IsInClipboard() const = 0;
110 :
111 : /** is this in undo array? */
112 : virtual bool IsInUndo() const = 0;
113 :
114 : /** which stream is this in? true: content.xml; false: styles.xml */
115 : virtual bool IsInContent() const = 0;
116 :
117 : /** create XMetadatable from this.
118 : note: if IsInUndo or IsInClipboard return true,
119 : MakeUnoObject <em>must not</em> be called!
120 : */
121 : virtual ::com::sun::star::uno::Reference<
122 : ::com::sun::star::rdf::XMetadatable > MakeUnoObject() = 0;
123 :
124 : private:
125 : friend class MetadatableClipboard;
126 : friend class MetadatableUndo;
127 :
128 : // note that Reg may be a XmlIdRegistryDocument or a XmlIdRegistryClipboard
129 : XmlIdRegistry* m_pReg; // null => no XmlId
130 : };
131 :
132 :
133 : /** base class for UNO objects that implement XMetadatable.
134 :
135 : <p>An instance of this base class is associated with an instance of
136 : Metadatable.</p>
137 : */
138 : class SFX2_DLLPUBLIC MetadatableMixin :
139 : public ::cppu::WeakImplHelper1<
140 : ::com::sun::star::rdf::XMetadatable>
141 : {
142 :
143 : public:
144 10823 : MetadatableMixin() {};
145 :
146 10823 : virtual ~MetadatableMixin() {}
147 :
148 : // ::com::sun::star::rdf::XNode:
149 : virtual OUString SAL_CALL getStringValue()
150 : throw (::com::sun::star::uno::RuntimeException);
151 :
152 : // ::com::sun::star::rdf::XURI:
153 : virtual OUString SAL_CALL getLocalName()
154 : throw (::com::sun::star::uno::RuntimeException);
155 : virtual OUString SAL_CALL getNamespace()
156 : throw (::com::sun::star::uno::RuntimeException);
157 :
158 : // ::com::sun::star::rdf::XMetadatable:
159 : virtual ::com::sun::star::beans::StringPair SAL_CALL getMetadataReference()
160 : throw (::com::sun::star::uno::RuntimeException);
161 : virtual void SAL_CALL setMetadataReference(
162 : const ::com::sun::star::beans::StringPair & i_rReference)
163 : throw (::com::sun::star::uno::RuntimeException,
164 : ::com::sun::star::lang::IllegalArgumentException);
165 : virtual void SAL_CALL ensureMetadataReference()
166 : throw (::com::sun::star::uno::RuntimeException);
167 :
168 : protected:
169 : /// get the core object corresponding to this UNO object.
170 : virtual Metadatable * GetCoreObject() = 0;
171 : /// get the XModel for the document
172 : virtual ::com::sun::star::uno::Reference< ::com::sun::star::frame::XModel >
173 : GetModel() = 0;
174 :
175 : };
176 :
177 : } // namespace sfx2
178 :
179 : #endif // METADATABLE_HXX
180 :
181 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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