xref: /aoo42x/main/sfx2/inc/sfx2/XmlIdRegistry.hxx (revision cdf0e10c)
1 /*************************************************************************
2  *
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * Copyright 2000, 2010 Oracle and/or its affiliates.
6  *
7  * OpenOffice.org - a multi-platform office productivity suite
8  *
9  * This file is part of OpenOffice.org.
10  *
11  * OpenOffice.org is free software: you can redistribute it and/or modify
12  * it under the terms of the GNU Lesser General Public License version 3
13  * only, as published by the Free Software Foundation.
14  *
15  * OpenOffice.org is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU Lesser General Public License version 3 for more details
19  * (a copy is included in the LICENSE file that accompanied this code).
20  *
21  * You should have received a copy of the GNU Lesser General Public License
22  * version 3 along with OpenOffice.org.  If not, see
23  * <http://www.openoffice.org/license.html>
24  * for a copy of the LGPLv3 License.
25  *
26  ************************************************************************/
27 
28 #ifndef _SFX_XMLIDREGISTRY_HXX_
29 #define _SFX_XMLIDREGISTRY_HXX_
30 
31 #include <sal/config.h>
32 
33 #include <sfx2/dllapi.h>
34 
35 #include <com/sun/star/beans/StringPair.hpp>
36 
37 
38 namespace com { namespace sun { namespace star { namespace rdf {
39     class XMetadatable;
40 } } } }
41 
42 namespace sfx2 {
43 
44 // XML ID utilities --------------------------------------------------
45 
46 /** is i_rIdref a valid NCName ? */
47 bool SFX2_DLLPUBLIC isValidNCName(::rtl::OUString const & i_rIdref);
48 
49 extern inline bool
50 isValidXmlId(::rtl::OUString const & i_rStreamName,
51     ::rtl::OUString const & i_rIdref)
52 {
53     return isValidNCName(i_rIdref) &&
54         (i_rStreamName.equalsAscii("content.xml") ||
55          i_rStreamName.equalsAscii("styles.xml"));
56 }
57 
58 
59 // XML ID handling ---------------------------------------------------
60 
61 /** interface for getElementByMetadataReference;
62     for use by sfx2::DocumentMetadataAccess
63  */
64 class SFX2_DLLPUBLIC IXmlIdRegistry
65 {
66 
67 public:
68     virtual ~IXmlIdRegistry() { }
69 
70     virtual ::com::sun::star::uno::Reference<
71             ::com::sun::star::rdf::XMetadatable > SAL_CALL
72         GetElementByMetadataReference(
73             const ::com::sun::star::beans::StringPair & i_rXmlId) const = 0;
74 
75 };
76 
77 /** supplier interface for the registry.
78 
79     This indirection is unfortunately necessary, because the SwDocShell
80     is not always connected to a SwDoc, so we cannot guarantee that a
81     registry given to a SfxBaseModel/DocumentMetadataAccess remains valid;
82     it has to be retrieved from this supplier interface on access.
83  */
84 class SFX2_DLLPUBLIC IXmlIdRegistrySupplier
85 {
86 
87 public:
88     virtual ~IXmlIdRegistrySupplier() { }
89 
90     /** override this if you have a XmlIdRegistry. */
91     virtual const IXmlIdRegistry* GetXmlIdRegistry() const { return 0; }
92 
93 };
94 
95 } // namespace sfx2
96 
97 #endif // _SFX_XMLIDREGISTRY_HXX_
98 
99