summaryrefslogtreecommitdiff
path: root/extensions/source/bibliography/loadlisteneradapter.hxx
blob: 8aa5165d18bf0e704125db93499cc19b66bdca44 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef INCLUDED_EXTENSIONS_SOURCE_BIBLIOGRAPHY_LOADLISTENERADAPTER_HXX
#define INCLUDED_EXTENSIONS_SOURCE_BIBLIOGRAPHY_LOADLISTENERADAPTER_HXX

#include <osl/mutex.hxx>
#include <com/sun/star/lang/XComponent.hpp>
#include <cppuhelper/implbase.hxx>
#include <com/sun/star/form/XLoadable.hpp>


namespace bib
{


    class OComponentAdapterBase;

    class OComponentListener
    {
        friend class OComponentAdapterBase;

    private:
        OComponentAdapterBase*  m_pAdapter;
        ::osl::Mutex&           m_rMutex;
    protected:
        explicit OComponentListener( ::osl::Mutex& _rMutex )
            :m_pAdapter( nullptr )
            ,m_rMutex( _rMutex )
        {
        }

        virtual ~OComponentListener();

    protected:
        void setAdapter( OComponentAdapterBase* _pAdapter );
    };

    class OComponentAdapterBase
    {
        friend class OComponentListener;

    private:
        css::uno::Reference< css::lang::XComponent >  m_xComponent;
        OComponentListener*                 m_pListener;
        bool                                m_bListening    : 1;

        // impl method for dispose - virtual, 'cause you at least need to remove the listener from the broadcaster
        virtual void disposing() = 0;

    protected:
        // attribute access for derivees
        const css::uno::Reference< css::lang::XComponent >&
                                getComponent() const    { return m_xComponent; }
        OComponentListener*     getListener()           { return m_pListener; }

        // to be called by derivees which started listening at the component
        virtual void    startComponentListening() = 0;

        virtual ~OComponentAdapterBase();

    public:
        explicit OComponentAdapterBase(
            const css::uno::Reference< css::lang::XComponent >& _rxComp
        );

        // late construction
        // can be called from within you ctor, to have you're object fully initialized at the moment of
        // the call (which would not be the case when calling this ctor)
        void Init( OComponentListener* _pListener );

    // base for ref-counting, implemented by OComponentAdapter
        virtual void SAL_CALL acquire(  ) throw () = 0;
        virtual void SAL_CALL release(  ) throw () = 0;

        /// dispose the object - stop listening and such
        void dispose();

    protected:
    // XEventListener
        virtual void SAL_CALL disposing( const  css::lang::EventObject& Source ) throw( css::uno::RuntimeException, std::exception);
    };

    class OLoadListener : public OComponentListener
    {
        friend class OLoadListenerAdapter;

    protected:
        explicit OLoadListener( ::osl::Mutex& _rMutex ) : OComponentListener( _rMutex ) { }

    // XLoadListener equivalents
        virtual void _loaded( const css::lang::EventObject& aEvent ) = 0;
        virtual void _unloading( const css::lang::EventObject& aEvent ) = 0;
        virtual void _unloaded( const css::lang::EventObject& aEvent ) = 0;
        virtual void _reloading( const css::lang::EventObject& aEvent ) = 0;
        virtual void _reloaded( const css::lang::EventObject& aEvent ) = 0;
    };

    typedef ::cppu::WeakImplHelper< css::form::XLoadListener >    OLoadListenerAdapter_Base;
    class OLoadListenerAdapter
        :public OLoadListenerAdapter_Base
        ,public OComponentAdapterBase
    {
    protected:
        OLoadListener*      getLoadListener( )  { return static_cast< OLoadListener* >( getListener() ); }

    protected:
        virtual void    disposing() override;
        virtual void    startComponentListening() override;

    public:
        explicit OLoadListenerAdapter(
            const css::uno::Reference< css::form::XLoadable >& _rxLoadable
        );


        virtual void SAL_CALL acquire(  ) throw () override;
        virtual void SAL_CALL release(  ) throw () override;

    protected:
    // XEventListener
        virtual void SAL_CALL disposing( const  css::lang::EventObject& _rSource ) throw( css::uno::RuntimeException, std::exception) override;

    // XLoadListener
        virtual void SAL_CALL loaded( const css::lang::EventObject& aEvent ) throw (css::uno::RuntimeException, std::exception) override;
        virtual void SAL_CALL unloading( const css::lang::EventObject& aEvent ) throw (css::uno::RuntimeException, std::exception) override;
        virtual void SAL_CALL unloaded( const css::lang::EventObject& aEvent ) throw (css::uno::RuntimeException, std::exception) override;
        virtual void SAL_CALL reloading( const css::lang::EventObject& aEvent ) throw (css::uno::RuntimeException, std::exception) override;
        virtual void SAL_CALL reloaded( const css::lang::EventObject& aEvent ) throw (css::uno::RuntimeException, std::exception) override;
    };


}   // namespace bib


#endif // INCLUDED_EXTENSIONS_SOURCE_BIBLIOGRAPHY_LOADLISTENERADAPTER_HXX

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */