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
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <unotools/closeveto.hxx>
/** === begin UNO includes === **/
#include <com/sun/star/util/XCloseable.hpp>
/** === end UNO includes === **/
#include <cppuhelper/implbase1.hxx>
#include <rtl/ref.hxx>
#include <tools/diagnose_ex.h>
//......................................................................................................................
namespace utl
{
//......................................................................................................................
/** === begin UNO using === **/
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::uno::UNO_SET_THROW;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::RuntimeException;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::makeAny;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Type;
using ::com::sun::star::util::XCloseable;
using ::com::sun::star::util::XCloseListener;
using ::com::sun::star::util::CloseVetoException;
using ::com::sun::star::lang::EventObject;
/** === end UNO using === **/
//==================================================================================================================
//= CloseListener_Impl
//==================================================================================================================
typedef ::cppu::WeakImplHelper1 < XCloseListener
> CloseListener_Base;
class SAL_DLLPRIVATE CloseListener_Impl : public CloseListener_Base
{
public:
CloseListener_Impl()
:m_bHasOwnership( false )
{
}
// XCloseListener
virtual void SAL_CALL queryClosing( const EventObject& Source, ::sal_Bool GetsOwnership ) throw (CloseVetoException, RuntimeException);
virtual void SAL_CALL notifyClosing( const EventObject& Source ) throw (RuntimeException);
// XEventListener
virtual void SAL_CALL disposing( const EventObject& Source) throw (RuntimeException);
bool hasOwnership() const { return m_bHasOwnership; }
protected:
~CloseListener_Impl()
{
}
private:
bool m_bHasOwnership;
};
//------------------------------------------------------------------------------------------------------------------
void SAL_CALL CloseListener_Impl::queryClosing( const EventObject& i_source, ::sal_Bool i_deliverOwnership ) throw (CloseVetoException, RuntimeException)
{
(void)i_source;
if ( !m_bHasOwnership )
m_bHasOwnership = i_deliverOwnership;
throw CloseVetoException();
}
//------------------------------------------------------------------------------------------------------------------
void SAL_CALL CloseListener_Impl::notifyClosing( const EventObject& i_source ) throw (RuntimeException)
{
(void)i_source;
}
//------------------------------------------------------------------------------------------------------------------
void SAL_CALL CloseListener_Impl::disposing( const EventObject& i_source ) throw (RuntimeException)
{
(void)i_source;
}
//==================================================================================================================
//= CloseVeto_Data
//==================================================================================================================
struct SAL_DLLPRIVATE CloseVeto_Data
{
Reference< XCloseable > xCloseable;
::rtl::Reference< CloseListener_Impl > pListener;
};
//==================================================================================================================
//= operations
//==================================================================================================================
namespace
{
//--------------------------------------------------------------------------------------------------------------
void lcl_init( CloseVeto_Data& i_data, const Reference< XInterface >& i_closeable )
{
i_data.xCloseable.set( i_closeable, UNO_QUERY );
ENSURE_OR_RETURN_VOID( i_data.xCloseable.is(), "CloseVeto: the component is not closeable!" );
i_data.pListener = new CloseListener_Impl;
i_data.xCloseable->addCloseListener( i_data.pListener.get() );
}
//--------------------------------------------------------------------------------------------------------------
void lcl_deinit( CloseVeto_Data& i_data )
{
if ( !i_data.xCloseable.is() )
return;
i_data.xCloseable->removeCloseListener( i_data.pListener.get() );
if ( i_data.pListener->hasOwnership() )
{
try
{
i_data.xCloseable->close( sal_True );
}
catch( const CloseVetoException& ) { }
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
}
}
//==================================================================================================================
//= CloseVeto
//==================================================================================================================
//------------------------------------------------------------------------------------------------------------------
CloseVeto::CloseVeto( const Reference< XInterface >& i_closeable )
:m_pData( new CloseVeto_Data )
{
lcl_init( *m_pData, i_closeable );
}
//------------------------------------------------------------------------------------------------------------------
CloseVeto::~CloseVeto()
{
lcl_deinit( *m_pData );
}
//......................................................................................................................
} // namespace utl
//......................................................................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
