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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 <ucbhelper/interceptedinteraction.hxx>
21 : :
22 : :
23 : : namespace ucbhelper{
24 : :
25 : : namespace css = ::com::sun::star;
26 : :
27 : :
28 [ + - ]: 2138 : InterceptedInteraction::InterceptedInteraction()
29 : : {
30 : 2138 : }
31 : :
32 : 2138 : void InterceptedInteraction::setInterceptedHandler(const css::uno::Reference< css::task::XInteractionHandler >& xInterceptedHandler)
33 : : {
34 : 2138 : m_xInterceptedHandler = xInterceptedHandler;
35 : 2138 : }
36 : :
37 : 3342 : void InterceptedInteraction::setInterceptions(const ::std::vector< InterceptedRequest >& lInterceptions)
38 : : {
39 : 3342 : m_lInterceptions = lInterceptions;
40 : 3342 : }
41 : :
42 : 0 : InterceptedInteraction::EInterceptionState InterceptedInteraction::intercepted(
43 : : const InterceptedRequest&,
44 : : const ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionRequest >&)
45 : : {
46 : : // default behaviour! see impl_interceptRequest() for further informations ...
47 : 0 : return E_NOT_INTERCEPTED;
48 : : }
49 : :
50 : 38 : css::uno::Reference< css::task::XInteractionContinuation > InterceptedInteraction::extractContinuation(const css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > >& lContinuations,
51 : : const css::uno::Type& aType )
52 : : {
53 : 38 : const css::uno::Reference< css::task::XInteractionContinuation >* pContinuations = lContinuations.getConstArray();
54 : :
55 : 38 : sal_Int32 c = lContinuations.getLength();
56 : 38 : sal_Int32 i = 0;
57 : :
58 [ + - ]: 76 : for (i=0; i<c; ++i)
59 : : {
60 [ + - ]: 38 : css::uno::Reference< css::uno::XInterface > xCheck(pContinuations[i], css::uno::UNO_QUERY);
61 [ + - ][ + - ]: 38 : if (xCheck->queryInterface(aType).hasValue())
[ + - ]
62 : 38 : return pContinuations[i];
63 [ - + ]: 38 : }
64 : :
65 : 38 : return css::uno::Reference< css::task::XInteractionContinuation >();
66 : : }
67 : :
68 : 93 : void SAL_CALL InterceptedInteraction::handle(const css::uno::Reference< css::task::XInteractionRequest >& xRequest)
69 : : throw(css::uno::RuntimeException)
70 : : {
71 : 93 : impl_handleDefault(xRequest);
72 : 93 : }
73 : :
74 : 93 : void InterceptedInteraction::impl_handleDefault(const ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionRequest >& xRequest)
75 : : {
76 : 93 : EInterceptionState eState = impl_interceptRequest(xRequest);
77 : :
78 [ + - + - ]: 93 : switch(eState)
79 : : {
80 : : case E_NOT_INTERCEPTED:
81 : : {
82 : : // Non of the intercepted requests match to the given one.
83 : : // => forward request to the internal wrapped handler - if there is one.
84 [ - + ]: 55 : if (m_xInterceptedHandler.is())
85 : 0 : m_xInterceptedHandler->handle(xRequest);
86 : : }
87 : 55 : break;
88 : :
89 : : case E_NO_CONTINUATION_FOUND:
90 : : {
91 : : // Runtime error! The defined continuation could not be located
92 : : // inside the set of available containuations of the incoming request.
93 : : // Whats wrong - the interception list or the request?
94 : : OSL_FAIL("InterceptedInteraction::handle()\nCould intercept this interaction request - but cant locate the right continuation!");
95 : : }
96 : 0 : break;
97 : :
98 : : case E_INTERCEPTED:
99 : 38 : break;
100 : : }
101 : 93 : }
102 : :
103 : 93 : InterceptedInteraction::EInterceptionState InterceptedInteraction::impl_interceptRequest(const ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionRequest >& xRequest)
104 : : {
105 [ + - ][ + - ]: 93 : css::uno::Any aRequest = xRequest->getRequest();
106 : 93 : css::uno::Type aRequestType = aRequest.getValueType();
107 [ + - ][ + - ]: 93 : css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > > lContinuations = xRequest->getContinuations();
108 : :
109 : : // check against the list of static requests
110 : 93 : sal_Int32 nHandle = 0;
111 : 93 : ::std::vector< InterceptedRequest >::const_iterator pIt;
112 [ + - ][ # # ]: 224 : for ( pIt = m_lInterceptions.begin();
[ + - ][ + + ]
113 : 93 : pIt != m_lInterceptions.end() ;
114 : : ++pIt )
115 : : {
116 [ + - ]: 38 : const InterceptedRequest& rInterception = *pIt;
117 : 38 : css::uno::Type aInterceptedType = rInterception.Request.getValueType();
118 : :
119 : : // check the request
120 : 38 : sal_Bool bMatch = sal_False;
121 [ - + ]: 38 : if (rInterception.MatchExact)
122 : 0 : bMatch = aInterceptedType.equals(aRequestType);
123 : : else
124 : 38 : bMatch = aInterceptedType.isAssignableFrom(aRequestType); // dont change intercepted and request type here -> it will check the wrong direction!
125 : :
126 : : // intercepted ...
127 : : // Call they might existing derived class, so they can handle that by its own.
128 : : // If its not interested on that (may be its not overwritten and the default implementation
129 : : // returns E_NOT_INTERCEPTED as default) -> break this loop and search for the right continuation.
130 [ + - ]: 38 : if (bMatch)
131 : : {
132 [ + - ]: 38 : EInterceptionState eState = intercepted(rInterception, xRequest);
133 [ - + ]: 38 : if (eState == E_NOT_INTERCEPTED)
134 : : break;
135 : 38 : return eState;
136 : : }
137 : :
138 [ - - + ]: 38 : ++nHandle;
139 : 38 : }
140 : :
141 [ + - ][ - + ]: 55 : if (pIt != m_lInterceptions.end()) // => can be true only if bMatch=TRUE!
142 : : {
143 : : // match -> search required continuation
144 [ # # ]: 0 : const InterceptedRequest& rInterception = *pIt;
145 [ # # ]: 0 : css::uno::Reference< css::task::XInteractionContinuation > xContinuation = InterceptedInteraction::extractContinuation(lContinuations, rInterception.Continuation);
146 [ # # ]: 0 : if (xContinuation.is())
147 : : {
148 [ # # ][ # # ]: 0 : xContinuation->select();
149 : 0 : return E_INTERCEPTED;
150 : : }
151 : :
152 : : // Can be reached only, if the request does not support the given continuation!
153 : : // => RuntimeError!?
154 : 0 : return E_NO_CONTINUATION_FOUND;
155 : : }
156 : :
157 [ + - ]: 93 : return E_NOT_INTERCEPTED;
158 : : }
159 : :
160 : : } // namespace ucbhelper
161 : :
162 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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