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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 : #include <cppuhelper/supportsservice.hxx>
21 : #include <X11_selection.hxx>
22 :
23 : using namespace x11;
24 : using namespace com::sun::star::uno;
25 : using namespace com::sun::star::lang;
26 : using namespace com::sun::star::awt;
27 : using namespace com::sun::star::datatransfer;
28 : using namespace com::sun::star::datatransfer::dnd;
29 :
30 11 : DropTarget::DropTarget() :
31 : ::cppu::WeakComponentImplHelper3<
32 : XDropTarget,
33 : XInitialization,
34 : XServiceInfo
35 : >( m_aMutex ),
36 : m_bActive( false ),
37 : m_nDefaultActions( 0 ),
38 : m_aTargetWindow( None ),
39 11 : m_pSelectionManager( NULL )
40 : {
41 11 : }
42 :
43 30 : DropTarget::~DropTarget()
44 : {
45 10 : if( m_pSelectionManager )
46 10 : m_pSelectionManager->deregisterDropTarget( m_aTargetWindow );
47 20 : }
48 :
49 11 : void DropTarget::initialize( const Sequence< Any >& arguments ) throw( ::com::sun::star::uno::Exception, std::exception )
50 : {
51 11 : if( arguments.getLength() > 1 )
52 : {
53 11 : OUString aDisplayName;
54 22 : Reference< XDisplayConnection > xConn;
55 11 : arguments.getConstArray()[0] >>= xConn;
56 11 : if( xConn.is() )
57 : {
58 11 : Any aIdentifier;
59 11 : aIdentifier >>= aDisplayName;
60 : }
61 :
62 11 : m_pSelectionManager = &SelectionManager::get( aDisplayName );
63 11 : m_xSelectionManager = static_cast< XDragSource* >(m_pSelectionManager);
64 11 : m_pSelectionManager->initialize( arguments );
65 :
66 11 : if( m_pSelectionManager->getDisplay() ) // #136582# sanity check
67 : {
68 11 : sal_Size aWindow = None;
69 11 : arguments.getConstArray()[1] >>= aWindow;
70 11 : m_pSelectionManager->registerDropTarget( aWindow, this );
71 11 : m_aTargetWindow = aWindow;
72 11 : m_bActive = true;
73 11 : }
74 : }
75 11 : }
76 :
77 11 : void DropTarget::addDropTargetListener( const Reference< XDropTargetListener >& xListener ) throw(std::exception)
78 : {
79 11 : ::osl::Guard< ::osl::Mutex > aGuard( m_aMutex );
80 :
81 11 : m_aListeners.push_back( xListener );
82 11 : }
83 :
84 10 : void DropTarget::removeDropTargetListener( const Reference< XDropTargetListener >& xListener ) throw(std::exception)
85 : {
86 10 : ::osl::Guard< ::osl::Mutex > aGuard( m_aMutex );
87 :
88 10 : m_aListeners.remove( xListener );
89 10 : }
90 :
91 0 : sal_Bool DropTarget::isActive() throw(std::exception)
92 : {
93 0 : return m_bActive;
94 : }
95 :
96 0 : void DropTarget::setActive( sal_Bool active ) throw(std::exception)
97 : {
98 0 : ::osl::Guard< ::osl::Mutex > aGuard( m_aMutex );
99 :
100 0 : m_bActive = active;
101 0 : }
102 :
103 35 : sal_Int8 DropTarget::getDefaultActions() throw(std::exception)
104 : {
105 35 : return m_nDefaultActions;
106 : }
107 :
108 0 : void DropTarget::setDefaultActions( sal_Int8 actions ) throw(std::exception)
109 : {
110 0 : ::osl::Guard< ::osl::Mutex > aGuard( m_aMutex );
111 :
112 0 : m_nDefaultActions = actions;
113 0 : }
114 :
115 0 : void DropTarget::drop( const DropTargetDropEvent& dtde ) throw()
116 : {
117 0 : osl::ClearableGuard< ::osl::Mutex > aGuard( m_aMutex );
118 0 : std::list< Reference< XDropTargetListener > > aListeners( m_aListeners );
119 0 : aGuard.clear();
120 :
121 0 : for( std::list< Reference< XDropTargetListener > >::iterator it = aListeners.begin(); it!= aListeners.end(); ++it )
122 : {
123 0 : (*it)->drop( dtde );
124 0 : }
125 0 : }
126 :
127 0 : void DropTarget::dragEnter( const DropTargetDragEnterEvent& dtde ) throw()
128 : {
129 0 : osl::ClearableGuard< ::osl::Mutex > aGuard( m_aMutex );
130 0 : std::list< Reference< XDropTargetListener > > aListeners( m_aListeners );
131 0 : aGuard.clear();
132 :
133 0 : for( std::list< Reference< XDropTargetListener > >::iterator it = aListeners.begin(); it!= aListeners.end(); ++it )
134 : {
135 0 : (*it)->dragEnter( dtde );
136 0 : }
137 0 : }
138 :
139 0 : void DropTarget::dragExit( const DropTargetEvent& dte ) throw()
140 : {
141 0 : osl::ClearableGuard< ::osl::Mutex > aGuard( m_aMutex );
142 0 : std::list< Reference< XDropTargetListener > > aListeners( m_aListeners );
143 0 : aGuard.clear();
144 :
145 0 : for( std::list< Reference< XDropTargetListener > >::iterator it = aListeners.begin(); it!= aListeners.end(); ++it )
146 : {
147 0 : (*it)->dragExit( dte );
148 0 : }
149 0 : }
150 :
151 0 : void DropTarget::dragOver( const DropTargetDragEvent& dtde ) throw()
152 : {
153 0 : osl::ClearableGuard< ::osl::Mutex > aGuard( m_aMutex );
154 0 : std::list< Reference< XDropTargetListener > > aListeners( m_aListeners );
155 0 : aGuard.clear();
156 :
157 0 : for( std::list< Reference< XDropTargetListener > >::iterator it = aListeners.begin(); it!= aListeners.end(); ++it )
158 : {
159 0 : (*it)->dragOver( dtde );
160 0 : }
161 0 : }
162 :
163 : // XServiceInfo
164 0 : OUString DropTarget::getImplementationName() throw(std::exception)
165 : {
166 0 : return OUString(XDND_DROPTARGET_IMPLEMENTATION_NAME);
167 : }
168 :
169 0 : sal_Bool DropTarget::supportsService( const OUString& ServiceName ) throw(std::exception)
170 : {
171 0 : return cppu::supportsService(this, ServiceName);
172 : }
173 :
174 0 : Sequence< OUString > DropTarget::getSupportedServiceNames() throw(std::exception)
175 : {
176 0 : return Xdnd_dropTarget_getSupportedServiceNames();
177 : }
178 :
179 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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