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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 :
21 : #include <canvas/debug.hxx>
22 : #include <unoviewcontainer.hxx>
23 :
24 : #include <boost/bind.hpp>
25 :
26 : #include <algorithm>
27 :
28 :
29 : using namespace ::com::sun::star;
30 :
31 : // -----------------------------------------------------------------------------
32 :
33 : namespace slideshow
34 : {
35 : namespace internal
36 : {
37 0 : UnoViewContainer::UnoViewContainer() :
38 0 : maViews()
39 : {
40 0 : }
41 :
42 0 : bool UnoViewContainer::addView( const UnoViewSharedPtr& rView )
43 : {
44 : // check whether same view is already added
45 0 : const UnoViewVector::iterator aEnd( maViews.end() );
46 :
47 : // already added?
48 0 : if( ::std::find_if( maViews.begin(),
49 : aEnd,
50 : ::boost::bind(
51 : ::std::equal_to< uno::Reference< presentation::XSlideShowView > >(),
52 0 : ::boost::cref( rView->getUnoView() ),
53 : ::boost::bind(
54 : &UnoView::getUnoView,
55 0 : _1 ) ) ) != aEnd )
56 : {
57 : // yes, nothing to do
58 0 : return false;
59 : }
60 :
61 : // add locally
62 0 : maViews.push_back( rView );
63 :
64 0 : return true;
65 : }
66 :
67 0 : UnoViewSharedPtr UnoViewContainer::removeView( const uno::Reference< presentation::XSlideShowView >& xView )
68 : {
69 : // check whether same view is already added
70 0 : const UnoViewVector::iterator aEnd( maViews.end() );
71 0 : UnoViewVector::iterator aIter;
72 :
73 : // added in the first place?
74 0 : if( (aIter=::std::find_if( maViews.begin(),
75 : aEnd,
76 : ::boost::bind(
77 : ::std::equal_to< uno::Reference< presentation::XSlideShowView > >(),
78 : ::boost::cref( xView ),
79 : ::boost::bind(
80 : &UnoView::getUnoView,
81 0 : _1 ) ) ) ) == aEnd )
82 : {
83 : // nope, nothing to do
84 0 : return UnoViewSharedPtr();
85 : }
86 :
87 : OSL_ENSURE(
88 : ::std::count_if(
89 : maViews.begin(),
90 : aEnd,
91 : ::boost::bind(
92 : ::std::equal_to< uno::Reference< presentation::XSlideShowView > >(),
93 : ::boost::cref( xView ),
94 : ::boost::bind(
95 : &UnoView::getUnoView,
96 : _1 ))) == 1,
97 : "UnoViewContainer::removeView(): View was added multiple times" );
98 :
99 0 : UnoViewSharedPtr pView( *aIter );
100 :
101 : // actually erase from container
102 0 : maViews.erase( aIter );
103 :
104 0 : return pView;
105 : }
106 :
107 0 : void UnoViewContainer::dispose()
108 : {
109 : ::std::for_each( maViews.begin(),
110 : maViews.end(),
111 0 : ::boost::mem_fn(&UnoView::_dispose) );
112 0 : maViews.clear();
113 0 : }
114 : }
115 0 : }
116 :
117 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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