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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 "pcrservices.hxx"
24 : #include "modulepcr.hxx"
25 :
26 : #include <com/sun/star/ucb/AlreadyInitializedException.hpp>
27 : #include <com/sun/star/lang/IllegalArgumentException.hpp>
28 : #include <com/sun/star/awt/XVclWindowPeer.hpp>
29 :
30 : #include <toolkit/helper/vclunohelper.hxx>
31 : #include <vcl/window.hxx>
32 : #include <tools/diagnose_ex.h>
33 :
34 :
35 4 : extern "C" void SAL_CALL createRegistryInfo_DefaultHelpProvider()
36 : {
37 4 : ::pcr::OAutoRegistration< ::pcr::DefaultHelpProvider > aAutoRegistration;
38 4 : }
39 :
40 :
41 : namespace pcr
42 : {
43 :
44 :
45 : using ::com::sun::star::uno::Reference;
46 : using ::com::sun::star::uno::XComponentContext;
47 : using ::com::sun::star::inspection::XPropertyControl;
48 : using ::com::sun::star::uno::RuntimeException;
49 : using ::com::sun::star::uno::Sequence;
50 : using ::com::sun::star::uno::Any;
51 : using ::com::sun::star::uno::Exception;
52 : using ::com::sun::star::inspection::XObjectInspectorUI;
53 : using ::com::sun::star::uno::XInterface;
54 : using ::com::sun::star::ucb::AlreadyInitializedException;
55 : using ::com::sun::star::lang::IllegalArgumentException;
56 : using ::com::sun::star::uno::UNO_QUERY;
57 : using ::com::sun::star::uno::UNO_QUERY_THROW;
58 : using ::com::sun::star::awt::XWindow;
59 : using ::com::sun::star::awt::XVclWindowPeer;
60 :
61 :
62 : //= DefaultHelpProvider
63 :
64 :
65 0 : DefaultHelpProvider::DefaultHelpProvider()
66 0 : :m_bConstructed( false )
67 : {
68 0 : }
69 :
70 :
71 0 : DefaultHelpProvider::~DefaultHelpProvider()
72 : {
73 0 : }
74 :
75 :
76 4 : OUString DefaultHelpProvider::getImplementationName_static( ) throw(RuntimeException)
77 : {
78 4 : return OUString("org.openoffice.comp.extensions.DefaultHelpProvider");
79 : }
80 :
81 :
82 4 : Sequence< OUString > DefaultHelpProvider::getSupportedServiceNames_static( ) throw(RuntimeException)
83 : {
84 4 : Sequence< OUString > aSupported(1);
85 4 : aSupported[0] = "com.sun.star.inspection.DefaultHelpProvider";
86 4 : return aSupported;
87 : }
88 :
89 :
90 0 : Reference< XInterface > SAL_CALL DefaultHelpProvider::Create( const Reference< XComponentContext >& )
91 : {
92 0 : return *new DefaultHelpProvider;
93 : }
94 :
95 :
96 0 : void SAL_CALL DefaultHelpProvider::focusGained( const Reference< XPropertyControl >& _Control ) throw (RuntimeException, std::exception)
97 : {
98 0 : if ( !m_xInspectorUI.is() )
99 0 : throw RuntimeException( OUString(), *this );
100 :
101 : try
102 : {
103 0 : m_xInspectorUI->setHelpSectionText( impl_getHelpText_nothrow( _Control ) );
104 : }
105 0 : catch( const Exception& )
106 : {
107 : DBG_UNHANDLED_EXCEPTION();
108 : }
109 0 : }
110 :
111 :
112 0 : void SAL_CALL DefaultHelpProvider::valueChanged( const Reference< XPropertyControl >& /*_Control*/ ) throw (RuntimeException, std::exception)
113 : {
114 : // not interested in
115 0 : }
116 :
117 :
118 0 : void SAL_CALL DefaultHelpProvider::initialize( const Sequence< Any >& _arguments ) throw (Exception, RuntimeException, std::exception)
119 : {
120 0 : if ( m_bConstructed )
121 0 : throw AlreadyInitializedException();
122 :
123 0 : StlSyntaxSequence< Any > arguments( _arguments );
124 0 : if ( arguments.size() == 1 )
125 : { // constructor: "create( XObjectInspectorUI )"
126 0 : Reference< XObjectInspectorUI > xUI( arguments[0], UNO_QUERY );
127 0 : create( xUI );
128 0 : return;
129 : }
130 :
131 0 : throw IllegalArgumentException( OUString(), *this, 0 );
132 : }
133 :
134 :
135 0 : void DefaultHelpProvider::create( const Reference< XObjectInspectorUI >& _rxUI )
136 : {
137 0 : if ( !_rxUI.is() )
138 0 : throw IllegalArgumentException( OUString(), *this, 1 );
139 :
140 : try
141 : {
142 0 : m_xInspectorUI = _rxUI;
143 0 : m_xInspectorUI->registerControlObserver( this );
144 : }
145 0 : catch( const Exception& )
146 : {
147 : DBG_UNHANDLED_EXCEPTION();
148 : }
149 :
150 0 : m_bConstructed = true;
151 0 : }
152 :
153 :
154 0 : vcl::Window* DefaultHelpProvider::impl_getVclControlWindow_nothrow( const Reference< XPropertyControl >& _rxControl )
155 : {
156 0 : vcl::Window* pControlWindow = NULL;
157 : OSL_PRECOND( _rxControl.is(), "DefaultHelpProvider::impl_getVclControlWindow_nothrow: illegal control!" );
158 0 : if ( !_rxControl.is() )
159 0 : return pControlWindow;
160 :
161 : try
162 : {
163 0 : Reference< XWindow > xControlWindow( _rxControl->getControlWindow(), UNO_QUERY_THROW );
164 0 : pControlWindow = VCLUnoHelper::GetWindow( xControlWindow );
165 : }
166 0 : catch( const Exception& )
167 : {
168 : DBG_UNHANDLED_EXCEPTION();
169 : }
170 :
171 0 : return pControlWindow;
172 : }
173 :
174 :
175 0 : OUString DefaultHelpProvider::impl_getHelpText_nothrow( const Reference< XPropertyControl >& _rxControl )
176 : {
177 0 : OUString sHelpText;
178 : OSL_PRECOND( _rxControl.is(), "DefaultHelpProvider::impl_getHelpText_nothrow: illegal control!" );
179 0 : if ( !_rxControl.is() )
180 0 : return sHelpText;
181 :
182 0 : vcl::Window* pControlWindow( impl_getVclControlWindow_nothrow( _rxControl ) );
183 : OSL_ENSURE( pControlWindow, "DefaultHelpProvider::impl_getHelpText_nothrow: could not determine the VCL window!" );
184 0 : if ( !pControlWindow )
185 0 : return sHelpText;
186 :
187 0 : sHelpText = pControlWindow->GetHelpText();
188 0 : return sHelpText;
189 : }
190 :
191 12 : } // namespace pcr
192 :
193 :
194 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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