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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 2 : extern "C" void SAL_CALL createRegistryInfo_DefaultHelpProvider()
36 : {
37 2 : ::pcr::OAutoRegistration< ::pcr::DefaultHelpProvider > aAutoRegistration;
38 2 : }
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 0 : DefaultHelpProvider::DefaultHelpProvider()
62 0 : :m_bConstructed( false )
63 : {
64 0 : }
65 :
66 :
67 0 : DefaultHelpProvider::~DefaultHelpProvider()
68 : {
69 0 : }
70 :
71 :
72 2 : OUString DefaultHelpProvider::getImplementationName_static( ) throw(RuntimeException)
73 : {
74 2 : return OUString("org.openoffice.comp.extensions.DefaultHelpProvider");
75 : }
76 :
77 :
78 2 : Sequence< OUString > DefaultHelpProvider::getSupportedServiceNames_static( ) throw(RuntimeException)
79 : {
80 2 : Sequence< OUString > aSupported(1);
81 2 : aSupported[0] = "com.sun.star.inspection.DefaultHelpProvider";
82 2 : return aSupported;
83 : }
84 :
85 :
86 0 : Reference< XInterface > SAL_CALL DefaultHelpProvider::Create( const Reference< XComponentContext >& )
87 : {
88 0 : return *new DefaultHelpProvider;
89 : }
90 :
91 :
92 0 : void SAL_CALL DefaultHelpProvider::focusGained( const Reference< XPropertyControl >& _Control ) throw (RuntimeException, std::exception)
93 : {
94 0 : if ( !m_xInspectorUI.is() )
95 0 : throw RuntimeException( OUString(), *this );
96 :
97 : try
98 : {
99 0 : m_xInspectorUI->setHelpSectionText( impl_getHelpText_nothrow( _Control ) );
100 : }
101 0 : catch( const Exception& )
102 : {
103 : DBG_UNHANDLED_EXCEPTION();
104 : }
105 0 : }
106 :
107 :
108 0 : void SAL_CALL DefaultHelpProvider::valueChanged( const Reference< XPropertyControl >& /*_Control*/ ) throw (RuntimeException, std::exception)
109 : {
110 : // not interested in
111 0 : }
112 :
113 :
114 0 : void SAL_CALL DefaultHelpProvider::initialize( const Sequence< Any >& _arguments ) throw (Exception, RuntimeException, std::exception)
115 : {
116 0 : if ( m_bConstructed )
117 0 : throw AlreadyInitializedException();
118 :
119 0 : StlSyntaxSequence< Any > arguments( _arguments );
120 0 : if ( arguments.size() == 1 )
121 : { // constructor: "create( XObjectInspectorUI )"
122 0 : Reference< XObjectInspectorUI > xUI( arguments[0], UNO_QUERY );
123 0 : create( xUI );
124 0 : return;
125 : }
126 :
127 0 : throw IllegalArgumentException( OUString(), *this, 0 );
128 : }
129 :
130 :
131 0 : void DefaultHelpProvider::create( const Reference< XObjectInspectorUI >& _rxUI )
132 : {
133 0 : if ( !_rxUI.is() )
134 0 : throw IllegalArgumentException( OUString(), *this, 1 );
135 :
136 : try
137 : {
138 0 : m_xInspectorUI = _rxUI;
139 0 : m_xInspectorUI->registerControlObserver( this );
140 : }
141 0 : catch( const Exception& )
142 : {
143 : DBG_UNHANDLED_EXCEPTION();
144 : }
145 :
146 0 : m_bConstructed = true;
147 0 : }
148 :
149 :
150 0 : vcl::Window* DefaultHelpProvider::impl_getVclControlWindow_nothrow( const Reference< XPropertyControl >& _rxControl )
151 : {
152 0 : vcl::Window* pControlWindow = NULL;
153 : OSL_PRECOND( _rxControl.is(), "DefaultHelpProvider::impl_getVclControlWindow_nothrow: illegal control!" );
154 0 : if ( !_rxControl.is() )
155 0 : return pControlWindow;
156 :
157 : try
158 : {
159 0 : Reference< XWindow > xControlWindow( _rxControl->getControlWindow(), UNO_QUERY_THROW );
160 0 : pControlWindow = VCLUnoHelper::GetWindow( xControlWindow );
161 : }
162 0 : catch( const Exception& )
163 : {
164 : DBG_UNHANDLED_EXCEPTION();
165 : }
166 :
167 0 : return pControlWindow;
168 : }
169 :
170 :
171 0 : OUString DefaultHelpProvider::impl_getHelpText_nothrow( const Reference< XPropertyControl >& _rxControl )
172 : {
173 0 : OUString sHelpText;
174 : OSL_PRECOND( _rxControl.is(), "DefaultHelpProvider::impl_getHelpText_nothrow: illegal control!" );
175 0 : if ( !_rxControl.is() )
176 0 : return sHelpText;
177 :
178 0 : vcl::Window* pControlWindow( impl_getVclControlWindow_nothrow( _rxControl ) );
179 : OSL_ENSURE( pControlWindow, "DefaultHelpProvider::impl_getHelpText_nothrow: could not determine the VCL window!" );
180 0 : if ( !pControlWindow )
181 0 : return sHelpText;
182 :
183 0 : sHelpText = pControlWindow->GetHelpText();
184 0 : return sHelpText;
185 : }
186 :
187 : } // namespace pcr
188 :
189 :
190 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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