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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 :
20 : #ifndef BASICMANAGERREPOSITORY_HXX
21 : #define BASICMANAGERREPOSITORY_HXX
22 :
23 : #include <com/sun/star/frame/XModel.hpp>
24 : #include <com/sun/star/embed/XStorage.hpp>
25 : #include "basicdllapi.h"
26 :
27 : class BasicManager;
28 :
29 : //........................................................................
30 : namespace basic
31 : {
32 : //........................................................................
33 :
34 : //====================================================================
35 : //= BasicManagerRepository
36 : //====================================================================
37 : /** specifies a callback for instances which are interested in BasicManagers
38 : created by the BasicManagerRepository.
39 : */
40 19 : class BASIC_DLLPUBLIC SAL_NO_VTABLE BasicManagerCreationListener
41 : {
42 : public:
43 : /** is called when a BasicManager has been created
44 :
45 : @param _rxForDocument
46 : denotes the document for which the BasicManager has been created. If this is <NULL/>,
47 : then the BasicManager is the application-wide BasicManager.
48 :
49 : @param _pBasicManager
50 : denotes the BasicManager which has been created. The listener might for instance
51 : decide to add global variables to it, or otherwise initialize it.
52 : */
53 : virtual void onBasicManagerCreated(
54 : const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XModel >& _rxForDocument,
55 : BasicManager& _rBasicManager
56 : ) = 0;
57 :
58 : protected:
59 0 : ~BasicManagerCreationListener() {}
60 : };
61 :
62 : //====================================================================
63 : //= BasicManagerRepository
64 : //====================================================================
65 : class BASIC_DLLPUBLIC BasicManagerRepository
66 : {
67 : public:
68 : /** returns the BasicManager belonging to the given document
69 :
70 : If the BasicManager does not yet exist, it is created. In this case, if the application's
71 : BasicManager does not yet exist, it is also created. This is necessary since
72 : the application's BasicManager acts as parent for all document's BasicManagers.
73 :
74 : If you're interested in this case - the implicit creation of the application's BasicManager -,
75 : then you need to register as BasicManagerCreationListener.
76 :
77 : @param _rxDocumentModel
78 : denotes the document model whose BasicManager is to be retrieved. Must not be <NULL/>.
79 : The document should support the XDocumentPropertiesSupplier
80 : interface, for retrieving
81 : its title, which is needed in some error conditions.
82 : Also it <em>must</em> support the XStorageBasedDocument interface, since we
83 : must be able to retrieve the document's storage. If this interface is <em>not</em>
84 : supported, creating a new BasicManager will certainly fail.
85 :
86 : @return
87 : the BasicManager for this model.
88 :
89 : @attention
90 : The returned BasicManager instances is owned by the repository. In particular,
91 : you are not allowed to delete it. Instead, the given model is observed: As soon
92 : as it's closed, the associated BasicManager is deleted.
93 : */
94 : static BasicManager* getDocumentBasicManager(
95 : const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XModel >& _rxDocumentModel
96 : );
97 :
98 : /** returns the application-wide BasicManager
99 :
100 : @param _bCreate
101 : determines whether the BasicManager should be created (<TRUE/>) if it
102 : does not yet exist.
103 :
104 : @attention
105 : If the BasicManager is newly created, then it is still owned by the repository.
106 : In particular, you are not allowed to delete it. Instead, call resetApplicationBasicManager
107 : to release the BasicManager.
108 : */
109 : static BasicManager* getApplicationBasicManager( bool _bCreate );
110 :
111 : /** resets the application-wide BasicManager to <NULL/>
112 : */
113 : static void resetApplicationBasicManager();
114 :
115 : /** registers a BasicManagerCreationListener instance which is notified whenever
116 : the repository creates a BasicManager instance.
117 :
118 : Note that this listener is <em>not</em> called when somebody else
119 : creates BasicManager instances.
120 :
121 : If the same listener is registered multiple times, it is also notified
122 : multiple times, and needs to be revoked once for each registration.
123 : */
124 : static void registerCreationListener(
125 : BasicManagerCreationListener& _rListener
126 : );
127 :
128 : /** reveokes a BasicManagerCreationListener instance which has previously
129 : been registered to be notified about created BasicManager instances.
130 : */
131 : static void revokeCreationListener(
132 : BasicManagerCreationListener& _rListener
133 : );
134 : };
135 :
136 : //........................................................................
137 : } // namespace basic
138 : //........................................................................
139 :
140 : #endif // BASICMANAGERREPOSITORY_HXX
141 :
142 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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