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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 : : #ifndef INCLUDED_ANIMATIONS_ANIMATIONNODEHELPER_HXX
21 : : #define INCLUDED_ANIMATIONS_ANIMATIONNODEHELPER_HXX
22 : :
23 : : #include <com/sun/star/uno/Reference.hxx>
24 : : #include <com/sun/star/animations/XAnimationNode.hpp>
25 : : #include <com/sun/star/container/XEnumerationAccess.hpp>
26 : : #include <com/sun/star/container/XEnumeration.hpp>
27 : :
28 : : #include <vector>
29 : :
30 : : /* Declaration and definition of AnimationNode helper */
31 : :
32 : : namespace anim
33 : : {
34 : : // TODO(Q1): this could possibly be implemented with a somewhat
35 : : // more lightweight template, by having the actual worker receive
36 : : // only a function pointer, and a thin templated wrapper around
37 : : // that which converts member functions into that.
38 : :
39 : : /** Apply given functor to every animation node child.
40 : :
41 : : @param xNode
42 : : Parent node
43 : :
44 : : @param rFunctor
45 : : Functor to apply. The functor must have an appropriate
46 : : operator()( const ::com::sun::star::uno::Reference<
47 : : ::com::sun::star::animations::XAnimationNode >& ) member.
48 : :
49 : : @return true, if the functor was successfully applied to
50 : : all children, false otherwise.
51 : : */
52 : 0 : template< typename Functor > inline bool for_each_childNode( const ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >& xNode,
53 : : Functor& rFunctor )
54 : : {
55 : : try
56 : : {
57 : : // get an XEnumerationAccess to the children
58 : : ::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumerationAccess >
59 : : xEnumerationAccess( xNode,
60 [ # # ]: 0 : ::com::sun::star::uno::UNO_QUERY_THROW );
61 : : ::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumeration >
62 : : xEnumeration( xEnumerationAccess->createEnumeration(),
63 [ # # ][ # # ]: 0 : ::com::sun::star::uno::UNO_QUERY_THROW );
[ # # ]
64 : :
65 [ # # ][ # # ]: 0 : while( xEnumeration->hasMoreElements() )
[ # # ]
66 : : {
67 : : ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >
68 : : xChildNode( xEnumeration->nextElement(),
69 [ # # ][ # # ]: 0 : ::com::sun::star::uno::UNO_QUERY_THROW );
[ # # ]
70 : :
71 [ # # ]: 0 : rFunctor( xChildNode );
72 : : }
73 : :
74 [ # # ]: 0 : return true;
75 : : }
76 : 0 : catch( ::com::sun::star::uno::Exception& )
77 : : {
78 : 0 : return false;
79 : : }
80 : : }
81 : :
82 : :
83 : : /** pushes the given node to the given vector and recursivly calls itself for each child node.
84 : : */
85 : 0 : inline void create_deep_vector( const ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >& xNode,
86 : : std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode > >& rVector )
87 : : {
88 : 0 : rVector.push_back( xNode );
89 : :
90 : : try
91 : : {
92 : : // get an XEnumerationAccess to the children
93 : : ::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumerationAccess >
94 : : xEnumerationAccess( xNode,
95 [ # # ]: 0 : ::com::sun::star::uno::UNO_QUERY );
96 : :
97 [ # # ]: 0 : if( xEnumerationAccess.is() )
98 : : {
99 : : ::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumeration >
100 [ # # ]: 0 : xEnumeration( xEnumerationAccess->createEnumeration(),
101 [ # # ][ # # ]: 0 : ::com::sun::star::uno::UNO_QUERY );
102 : :
103 [ # # ]: 0 : if( xEnumeration.is() )
104 : : {
105 [ # # ][ # # ]: 0 : while( xEnumeration->hasMoreElements() )
[ # # ]
106 : : {
107 : : ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >
108 [ # # ]: 0 : xChildNode( xEnumeration->nextElement(),
109 [ # # ][ # # ]: 0 : ::com::sun::star::uno::UNO_QUERY_THROW );
110 : :
111 [ # # ]: 0 : create_deep_vector( xChildNode, rVector );
112 : 0 : }
113 : 0 : }
114 [ # # ]: 0 : }
115 : : }
116 : 0 : catch( ::com::sun::star::uno::Exception& )
117 : : {
118 : : }
119 : 0 : }
120 : : }
121 : :
122 : : #endif /* INCLUDED_ANIMATIONS_ANIMATIONNODEHELPER_HXX */
123 : :
124 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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