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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 "defaulthelpprovider.hxx"
22 : #include "pcrcommon.hxx"
23 : #include "modulepcr.hxx"
24 :
25 : #include <com/sun/star/ucb/AlreadyInitializedException.hpp>
26 : #include <com/sun/star/lang/IllegalArgumentException.hpp>
27 : #include <com/sun/star/awt/XVclWindowPeer.hpp>
28 :
29 : #include <toolkit/helper/vclunohelper.hxx>
30 : #include <vcl/window.hxx>
31 : #include <tools/diagnose_ex.h>
32 :
33 :
34 0 : extern "C" void SAL_CALL createRegistryInfo_DefaultHelpProvider()
35 : {
36 0 : ::pcr::OAutoRegistration< ::pcr::DefaultHelpProvider > aAutoRegistration;
37 0 : }
38 :
39 :
40 : namespace pcr
41 : {
42 :
43 :
44 : using ::com::sun::star::uno::Reference;
45 : using ::com::sun::star::uno::XComponentContext;
46 : using ::com::sun::star::inspection::XPropertyControl;
47 : using ::com::sun::star::uno::RuntimeException;
48 : using ::com::sun::star::uno::Sequence;
49 : using ::com::sun::star::uno::Any;
50 : using ::com::sun::star::uno::Exception;
51 : using ::com::sun::star::inspection::XObjectInspectorUI;
52 : using ::com::sun::star::uno::XInterface;
53 : using ::com::sun::star::ucb::AlreadyInitializedException;
54 : using ::com::sun::star::lang::IllegalArgumentException;
55 : using ::com::sun::star::uno::UNO_QUERY;
56 : using ::com::sun::star::uno::UNO_QUERY_THROW;
57 : using ::com::sun::star::awt::XWindow;
58 : using ::com::sun::star::awt::XVclWindowPeer;
59 :
60 :
61 : //= DefaultHelpProvider
62 :
63 :
64 0 : DefaultHelpProvider::DefaultHelpProvider()
65 0 : :m_bConstructed( false )
66 : {
67 0 : }
68 :
69 :
70 0 : DefaultHelpProvider::~DefaultHelpProvider()
71 : {
72 0 : }
73 :
74 :
75 0 : OUString DefaultHelpProvider::getImplementationName_static( ) throw(RuntimeException)
76 : {
77 0 : return OUString("org.openoffice.comp.extensions.DefaultHelpProvider");
78 : }
79 :
80 :
81 0 : Sequence< OUString > DefaultHelpProvider::getSupportedServiceNames_static( ) throw(RuntimeException)
82 : {
83 0 : Sequence< OUString > aSupported(1);
84 0 : aSupported[0] = "com.sun.star.inspection.DefaultHelpProvider";
85 0 : return aSupported;
86 : }
87 :
88 :
89 0 : Reference< XInterface > SAL_CALL DefaultHelpProvider::Create( const Reference< XComponentContext >& )
90 : {
91 0 : return *new DefaultHelpProvider;
92 : }
93 :
94 :
95 0 : void SAL_CALL DefaultHelpProvider::focusGained( const Reference< XPropertyControl >& _Control ) throw (RuntimeException, std::exception)
96 : {
97 0 : if ( !m_xInspectorUI.is() )
98 0 : throw RuntimeException( OUString(), *this );
99 :
100 : try
101 : {
102 0 : m_xInspectorUI->setHelpSectionText( impl_getHelpText_nothrow( _Control ) );
103 : }
104 0 : catch( const Exception& )
105 : {
106 : DBG_UNHANDLED_EXCEPTION();
107 : }
108 0 : }
109 :
110 :
111 0 : void SAL_CALL DefaultHelpProvider::valueChanged( const Reference< XPropertyControl >& /*_Control*/ ) throw (RuntimeException, std::exception)
112 : {
113 : // not interested in
114 0 : }
115 :
116 :
117 0 : void SAL_CALL DefaultHelpProvider::initialize( const Sequence< Any >& _arguments ) throw (Exception, RuntimeException, std::exception)
118 : {
119 0 : if ( m_bConstructed )
120 0 : throw AlreadyInitializedException();
121 :
122 0 : StlSyntaxSequence< Any > arguments( _arguments );
123 0 : if ( arguments.size() == 1 )
124 : { // constructor: "create( XObjectInspectorUI )"
125 0 : Reference< XObjectInspectorUI > xUI( arguments[0], UNO_QUERY );
126 0 : create( xUI );
127 0 : return;
128 : }
129 :
130 0 : throw IllegalArgumentException( OUString(), *this, 0 );
131 : }
132 :
133 :
134 0 : void DefaultHelpProvider::create( const Reference< XObjectInspectorUI >& _rxUI )
135 : {
136 0 : if ( !_rxUI.is() )
137 0 : throw IllegalArgumentException( OUString(), *this, 1 );
138 :
139 : try
140 : {
141 0 : m_xInspectorUI = _rxUI;
142 0 : m_xInspectorUI->registerControlObserver( this );
143 : }
144 0 : catch( const Exception& )
145 : {
146 : DBG_UNHANDLED_EXCEPTION();
147 : }
148 :
149 0 : m_bConstructed = true;
150 0 : }
151 :
152 :
153 0 : Window* DefaultHelpProvider::impl_getVclControlWindow_nothrow( const Reference< XPropertyControl >& _rxControl )
154 : {
155 0 : Window* pControlWindow = NULL;
156 : OSL_PRECOND( _rxControl.is(), "DefaultHelpProvider::impl_getVclControlWindow_nothrow: illegal control!" );
157 0 : if ( !_rxControl.is() )
158 0 : return pControlWindow;
159 :
160 : try
161 : {
162 0 : Reference< XWindow > xControlWindow( _rxControl->getControlWindow(), UNO_QUERY_THROW );
163 0 : pControlWindow = VCLUnoHelper::GetWindow( xControlWindow );
164 : }
165 0 : catch( const Exception& )
166 : {
167 : DBG_UNHANDLED_EXCEPTION();
168 : }
169 :
170 0 : return pControlWindow;
171 : }
172 :
173 :
174 0 : OUString DefaultHelpProvider::impl_getHelpText_nothrow( const Reference< XPropertyControl >& _rxControl )
175 : {
176 0 : OUString sHelpText;
177 : OSL_PRECOND( _rxControl.is(), "DefaultHelpProvider::impl_getHelpText_nothrow: illegal control!" );
178 0 : if ( !_rxControl.is() )
179 0 : return sHelpText;
180 :
181 0 : Window* pControlWindow( impl_getVclControlWindow_nothrow( _rxControl ) );
182 : OSL_ENSURE( pControlWindow, "DefaultHelpProvider::impl_getHelpText_nothrow: could not determine the VCL window!" );
183 0 : if ( !pControlWindow )
184 0 : return sHelpText;
185 :
186 0 : sHelpText = pControlWindow->GetHelpText();
187 0 : return sHelpText;
188 : }
189 :
190 : } // namespace pcr
191 :
192 :
193 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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