summaryrefslogtreecommitdiff
path: root/dtrans/source/generic/generic_clipboard.cxx
blob: 88621630ccc23eaf512d170f805e7e63219e4330 (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
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
183
184
185
186
187
188
189
190
191
192
193
194
195
196
/* -*- 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 .
 */

#include <generic_clipboard.hxx>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/datatransfer/clipboard/RenderingCapabilities.hpp>

using namespace com::sun::star::datatransfer;
using namespace com::sun::star::datatransfer::clipboard;
using namespace com::sun::star::lang;
using namespace com::sun::star::uno;
using namespace cppu;
using namespace osl;

using ::dtrans::GenericClipboard;
using ::rtl::OUString;

GenericClipboard::GenericClipboard() :
    WeakComponentImplHelper4< XClipboardEx, XClipboardNotifier, XServiceInfo, XInitialization > (m_aMutex),
    m_bInitialized(sal_False)
{
}

// ------------------------------------------------------------------------

GenericClipboard::~GenericClipboard()
{
}

// ------------------------------------------------------------------------

void SAL_CALL GenericClipboard::initialize( const Sequence< Any >& aArguments )
    throw(Exception, RuntimeException)
{
    if (!m_bInitialized)
    {
        for (sal_Int32 n = 0, nmax = aArguments.getLength(); n < nmax; n++)
            if (aArguments[n].getValueType() == getCppuType((OUString *) 0))
            {
                aArguments[0] >>= m_aName;
                break;
            }
    }
}

// ------------------------------------------------------------------------

OUString SAL_CALL GenericClipboard::getImplementationName(  )
    throw(RuntimeException)
{
    return OUString(GENERIC_CLIPBOARD_IMPLEMENTATION_NAME);
}

// ------------------------------------------------------------------------

sal_Bool SAL_CALL GenericClipboard::supportsService( const OUString& ServiceName )
    throw(RuntimeException)
{
    Sequence < OUString > SupportedServicesNames = GenericClipboard_getSupportedServiceNames();

    for ( sal_Int32 n = SupportedServicesNames.getLength(); n--; )
        if ( SupportedServicesNames[n] == ServiceName )
            return sal_True;

    return sal_False;
}

// ------------------------------------------------------------------------

Sequence< OUString > SAL_CALL GenericClipboard::getSupportedServiceNames(    )
    throw(RuntimeException)
{
    return GenericClipboard_getSupportedServiceNames();
}

// ------------------------------------------------------------------------

Reference< XTransferable > SAL_CALL GenericClipboard::getContents()
    throw(RuntimeException)
{
    MutexGuard aGuard(m_aMutex);
    return m_aContents;
}

// ------------------------------------------------------------------------

void SAL_CALL GenericClipboard::setContents(const Reference< XTransferable >& xTrans,
                                      const Reference< XClipboardOwner >& xClipboardOwner )
    throw(RuntimeException)
{
    // remember old values for callbacks before setting the new ones.
    ClearableMutexGuard aGuard(m_aMutex);

    Reference< XClipboardOwner > oldOwner(m_aOwner);
    m_aOwner = xClipboardOwner;

    Reference< XTransferable > oldContents(m_aContents);
    m_aContents = xTrans;

    aGuard.clear();

    // notify old owner on loss of ownership
    if( oldOwner.is() )
        oldOwner->lostOwnership(static_cast < XClipboard * > (this), oldContents);

    // notify all listeners on content changes
    OInterfaceContainerHelper *pContainer =
        rBHelper.aLC.getContainer(getCppuType( (Reference < XClipboardListener > *) 0));
    if (pContainer)
    {
        ClipboardEvent aEvent(static_cast < XClipboard * > (this), m_aContents);
        OInterfaceIteratorHelper aIterator(*pContainer);

        while (aIterator.hasMoreElements())
        {
            Reference < XClipboardListener > xListener(aIterator.next(), UNO_QUERY);
            if (xListener.is())
                xListener->changedContents(aEvent);
        }
    }
}

// ------------------------------------------------------------------------

OUString SAL_CALL GenericClipboard::getName()
    throw(RuntimeException)
{
    return m_aName;
}

// ------------------------------------------------------------------------

sal_Int8 SAL_CALL GenericClipboard::getRenderingCapabilities()
    throw(RuntimeException)
{
    return RenderingCapabilities::Delayed;
}


// ------------------------------------------------------------------------

void SAL_CALL GenericClipboard::addClipboardListener( const Reference< XClipboardListener >& listener )
    throw(RuntimeException)
{
    MutexGuard aGuard( rBHelper.rMutex );
    OSL_ENSURE( !rBHelper.bInDispose, "do not add listeners in the dispose call" );
    OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
    if (!rBHelper.bInDispose && !rBHelper.bDisposed)
        rBHelper.aLC.addInterface( getCppuType( (const ::com::sun::star::uno::Reference< XClipboardListener > *) 0), listener );
}

// ------------------------------------------------------------------------

void SAL_CALL GenericClipboard::removeClipboardListener( const Reference< XClipboardListener >& listener )
    throw(RuntimeException)
{
    MutexGuard aGuard( rBHelper.rMutex );
    OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
    if (!rBHelper.bInDispose && !rBHelper.bDisposed)
        rBHelper.aLC.removeInterface( getCppuType( (const Reference< XClipboardListener > *) 0 ), listener ); \
}

// ------------------------------------------------------------------------

Sequence< OUString > SAL_CALL GenericClipboard_getSupportedServiceNames()
{
    Sequence< OUString > aRet(1);
    aRet[0] = OUString("com.sun.star.datatransfer.clipboard.GenericClipboard");
    return aRet;
}

// ------------------------------------------------------------------------

Reference< XInterface > SAL_CALL GenericClipboard_createInstance(
    const Reference< XMultiServiceFactory > & /*xMultiServiceFactory*/)
{
    return Reference < XInterface >( ( OWeakObject * ) new GenericClipboard());
}

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