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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 "configinit.hxx"
21 :
22 : #include "desktop.hrc"
23 : #include "app.hxx"
24 : #include <comphelper/processfactory.hxx>
25 : #include <uno/current_context.hxx>
26 : #include <cppuhelper/implbase1.hxx>
27 : #include <rtl/ustrbuf.hxx>
28 : #include <osl/diagnose.h>
29 : #include <stdio.h>
30 : #include <com/sun/star/task/InteractionHandler.hpp>
31 :
32 : // ----------------------------------------------------------------------------
33 :
34 : namespace uno = ::com::sun::star::uno;
35 : namespace lang = ::com::sun::star::lang;
36 : using rtl::OUString;
37 : using uno::UNO_QUERY;
38 :
39 : // ----------------------------------------------------------------------------
40 :
41 : // must be aligned with configmgr/source/misc/configinteractionhandler
42 : static char const CONFIG_ERROR_HANDLER[] = "configuration.interaction-handler";
43 : // ----------------------------------------------------------------------------
44 :
45 : #define OUSTRING( constascii ) OUString( RTL_CONSTASCII_USTRINGPARAM( constascii ) )
46 :
47 : #define k_ERRORHANDLER OUSTRING( CONFIGURATION_ERROR_HANDLER )
48 :
49 : // ----------------------------------------------------------------------------
50 : // ConfigurationErrorHandler
51 : // ----------------------------------------------------------------------------
52 :
53 : namespace
54 : {
55 : typedef uno::Reference< uno::XCurrentContext > CurrentContext;
56 0 : class SimpleCurrentContext : public cppu::WeakImplHelper1< uno::XCurrentContext >
57 : {
58 : CurrentContext m_xChainedContext;
59 : public:
60 : explicit
61 0 : SimpleCurrentContext(const CurrentContext & xChainedContext)
62 0 : : m_xChainedContext(xChainedContext)
63 0 : {}
64 :
65 0 : void install() { uno::setCurrentContext(this); }
66 0 : void deinstall() { uno::setCurrentContext(m_xChainedContext); }
67 :
68 0 : uno::Any getChainedValueByName( OUString const & aName) const
69 : {
70 0 : return m_xChainedContext.is()
71 0 : ? m_xChainedContext->getValueByName(aName)
72 0 : : uno::Any();
73 : }
74 :
75 : // XCurrentContext
76 : virtual uno::Any SAL_CALL
77 : getValueByName( OUString const & aName)
78 : throw (uno::RuntimeException);
79 : };
80 :
81 : uno::Any SAL_CALL
82 0 : SimpleCurrentContext::getValueByName( OUString const & aName)
83 : throw (uno::RuntimeException)
84 : {
85 0 : return getChainedValueByName(aName);
86 : }
87 :
88 : }
89 :
90 : // ----------------------------------------------------------------------------
91 : class ConfigurationErrorHandler::Context : public SimpleCurrentContext
92 : {
93 : public:
94 0 : Context()
95 0 : : SimpleCurrentContext( uno::getCurrentContext() )
96 : {
97 0 : }
98 :
99 0 : ~Context()
100 0 : {
101 0 : }
102 :
103 : // XCurrentContext
104 : virtual uno::Any SAL_CALL
105 : getValueByName( OUString const & aName)
106 : throw (uno::RuntimeException);
107 :
108 : private:
109 : InteractionHandler m_xHandler;
110 : };
111 :
112 : //------------------------------------------------------------------------------
113 0 : uno::Any SAL_CALL ConfigurationErrorHandler::Context::getValueByName( OUString const & aName)
114 : throw (uno::RuntimeException)
115 : {
116 0 : if ( aName == CONFIG_ERROR_HANDLER )
117 : {
118 0 : if ( !m_xHandler.is() )
119 0 : m_xHandler = ConfigurationErrorHandler::getDefaultInteractionHandler();
120 0 : return uno::Any( m_xHandler );
121 : }
122 0 : return SimpleCurrentContext::getValueByName( aName );
123 : }
124 :
125 : //------------------------------------------------------------------------------
126 0 : ConfigurationErrorHandler::~ConfigurationErrorHandler()
127 : {
128 0 : deactivate();
129 0 : }
130 :
131 : //------------------------------------------------------------------------------
132 : /// installs the handler into the current context
133 0 : void ConfigurationErrorHandler::activate()
134 : {
135 0 : if (!m_pContext)
136 : {
137 0 : m_pContext = new Context;
138 0 : m_pContext->acquire();
139 : }
140 0 : m_pContext->install();
141 0 : }
142 :
143 : //------------------------------------------------------------------------------
144 : /// deinstalls the handler from the current context, restoring the previous context
145 0 : void ConfigurationErrorHandler::deactivate()
146 : {
147 0 : if (m_pContext)
148 : {
149 0 : m_pContext->deinstall();
150 0 : m_pContext->release();
151 0 : m_pContext = 0;
152 : }
153 0 : }
154 : //------------------------------------------------------------------------------
155 :
156 0 : ConfigurationErrorHandler::InteractionHandler ConfigurationErrorHandler::getDefaultInteractionHandler()
157 : {
158 0 : uno::Reference< uno::XComponentContext > xContext = ::comphelper::getProcessComponentContext();
159 0 : InteractionHandler xHandler( com::sun::star::task::InteractionHandler::createWithParent(xContext, 0), UNO_QUERY );
160 0 : return xHandler;
161 : }
162 : //------------------------------------------------------------------------------
163 :
164 :
165 :
166 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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