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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 INCLUDED_SFX2_SOURCE_INC_DOCUNDOMANAGER_HXX
21 : #define INCLUDED_SFX2_SOURCE_INC_DOCUNDOMANAGER_HXX
22 :
23 : #include <sfx2/sfxbasemodel.hxx>
24 :
25 : #include <com/sun/star/document/XUndoManager.hpp>
26 :
27 : #include <cppuhelper/implbase1.hxx>
28 :
29 : #include <boost/scoped_ptr.hpp>
30 : #include <boost/noncopyable.hpp>
31 :
32 : /** base class for sub components of an SfxBaseModel, which share their ref count and lifetime with the SfxBaseModel
33 : */
34 : class SfxModelSubComponent
35 : {
36 : public:
37 : /** checks whether the instance is alive, i.e. properly initialized, and not yet disposed
38 : */
39 1587 : void MethodEntryCheck()
40 : {
41 1587 : m_rModel.MethodEntryCheck( true );
42 1587 : }
43 :
44 : // called when the SfxBaseModel which the component is superordinate of is being disposed
45 : virtual void disposing();
46 :
47 : protected:
48 371 : SfxModelSubComponent( SfxBaseModel& i_model )
49 371 : :m_rModel( i_model )
50 : {
51 371 : }
52 : virtual ~SfxModelSubComponent();
53 :
54 131539 : void acquireModel() { m_rModel.acquire(); }
55 131202 : void releaseModel() { m_rModel.release(); }
56 :
57 : bool isDisposed() const { return m_rModel.IsDisposed(); }
58 :
59 : protected:
60 : const SfxBaseModel& getBaseModel() const { return m_rModel; }
61 952 : SfxBaseModel& getBaseModel() { return m_rModel; }
62 :
63 : ::osl::Mutex& getMutex() { return m_rModel.getMutex(); }
64 :
65 : private:
66 : SfxBaseModel& m_rModel;
67 : };
68 :
69 : class SfxModelGuard
70 : {
71 : public:
72 : enum AllowedModelState
73 : {
74 : // not yet initialized
75 : E_INITIALIZING,
76 : // fully alive, i.e. initialized, and not yet disposed
77 : E_FULLY_ALIVE
78 : };
79 :
80 1139325 : SfxModelGuard( SfxBaseModel& i_rModel, const AllowedModelState i_eState = E_FULLY_ALIVE )
81 1139752 : : m_aGuard()
82 : {
83 1139325 : i_rModel.MethodEntryCheck( i_eState != E_INITIALIZING );
84 1138898 : }
85 1587 : SfxModelGuard( SfxModelSubComponent& i_rSubComponent )
86 1587 : :m_aGuard()
87 : {
88 1587 : i_rSubComponent.MethodEntryCheck();
89 1587 : }
90 1140485 : ~SfxModelGuard()
91 1140485 : {
92 1140485 : }
93 :
94 : void reset()
95 : {
96 : m_aGuard.reset();
97 : }
98 :
99 610 : void clear()
100 : {
101 610 : m_aGuard.clear();
102 610 : }
103 :
104 : private:
105 : SolarMutexResettableGuard m_aGuard;
106 : };
107 :
108 : namespace sfx2
109 : {
110 : //= DocumentUndoManager
111 :
112 : typedef ::cppu::WeakImplHelper1 <css::document::XUndoManager> DocumentUndoManager_Base;
113 : struct DocumentUndoManager_Impl;
114 : class DocumentUndoManager :public DocumentUndoManager_Base
115 : ,public SfxModelSubComponent
116 : ,public ::boost::noncopyable
117 : {
118 : friend struct DocumentUndoManager_Impl;
119 :
120 : public:
121 : DocumentUndoManager( SfxBaseModel& i_document );
122 : virtual ~DocumentUndoManager();
123 :
124 : // SfxModelSubComponent overridables
125 : virtual void disposing() SAL_OVERRIDE;
126 :
127 : // non-UNO API for our owner
128 : /** determines whether we have an open Undo context. No mutex locking within this method, no disposal check - this
129 : is the responsibility of the owner.
130 : */
131 : bool isInContext() const;
132 :
133 : // XInterface
134 : virtual void SAL_CALL acquire( ) throw () SAL_OVERRIDE;
135 : virtual void SAL_CALL release( ) throw () SAL_OVERRIDE;
136 :
137 : // XUndoManager
138 : virtual void SAL_CALL enterUndoContext( const OUString& i_title ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
139 : virtual void SAL_CALL enterHiddenUndoContext( ) throw (::com::sun::star::document::EmptyUndoStackException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
140 : virtual void SAL_CALL leaveUndoContext( ) throw (::com::sun::star::util::InvalidStateException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
141 : virtual void SAL_CALL addUndoAction( const ::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoAction >& i_action ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
142 : virtual void SAL_CALL undo( ) throw (::com::sun::star::document::EmptyUndoStackException, ::com::sun::star::document::UndoContextNotClosedException, ::com::sun::star::document::UndoFailedException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
143 : virtual void SAL_CALL redo( ) throw (::com::sun::star::document::EmptyUndoStackException, ::com::sun::star::document::UndoContextNotClosedException, ::com::sun::star::document::UndoFailedException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
144 : virtual sal_Bool SAL_CALL isUndoPossible( ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
145 : virtual sal_Bool SAL_CALL isRedoPossible( ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
146 : virtual OUString SAL_CALL getCurrentUndoActionTitle( ) throw (::com::sun::star::document::EmptyUndoStackException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
147 : virtual OUString SAL_CALL getCurrentRedoActionTitle( ) throw (::com::sun::star::document::EmptyUndoStackException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
148 : virtual ::com::sun::star::uno::Sequence< OUString > SAL_CALL getAllUndoActionTitles( ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
149 : virtual ::com::sun::star::uno::Sequence< OUString > SAL_CALL getAllRedoActionTitles( ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
150 : virtual void SAL_CALL clear( ) throw (::com::sun::star::document::UndoContextNotClosedException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
151 : virtual void SAL_CALL clearRedo( ) throw (::com::sun::star::document::UndoContextNotClosedException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
152 : virtual void SAL_CALL reset( ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
153 : virtual void SAL_CALL addUndoManagerListener( const ::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoManagerListener >& i_listener ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
154 : virtual void SAL_CALL removeUndoManagerListener( const ::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoManagerListener >& i_listener ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
155 :
156 : // XLockable, base of XUndoManager
157 : virtual void SAL_CALL lock( ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
158 : virtual void SAL_CALL unlock( ) throw (::com::sun::star::util::NotLockedException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
159 : virtual sal_Bool SAL_CALL isLocked( ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
160 :
161 : // XChild, base of XUndoManager
162 : virtual ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > SAL_CALL getParent( ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
163 : virtual void SAL_CALL setParent( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& Parent ) throw (::com::sun::star::lang::NoSupportException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
164 :
165 : private:
166 : ::boost::scoped_ptr< DocumentUndoManager_Impl > m_pImpl;
167 : };
168 :
169 :
170 : } // namespace sfx2
171 :
172 :
173 : #endif // INCLUDED_SFX2_SOURCE_INC_DOCUNDOMANAGER_HXX
174 :
175 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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