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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 "AccessibleChartElement.hxx"
22 : #include "CharacterProperties.hxx"
23 : #include "ObjectIdentifier.hxx"
24 : #include "ObjectNameProvider.hxx"
25 : #include "servicenames.hxx"
26 : #include "macros.hxx"
27 :
28 : #include <com/sun/star/awt/XDevice.hpp>
29 : #include <com/sun/star/chart2/XTitle.hpp>
30 : #include <com/sun/star/beans/XMultiPropertySet.hpp>
31 : #include <com/sun/star/accessibility/AccessibleStateType.hpp>
32 : #include <com/sun/star/lang/XInitialization.hpp>
33 :
34 : // for SolarMutex
35 : #include <vcl/svapp.hxx>
36 : #include <rtl/ustrbuf.hxx>
37 :
38 : using namespace ::com::sun::star;
39 : using namespace ::com::sun::star::accessibility;
40 :
41 : using ::com::sun::star::uno::UNO_QUERY;
42 : using ::rtl::OUString;
43 : using ::rtl::OUStringBuffer;
44 : using ::com::sun::star::uno::Reference;
45 : using ::com::sun::star::uno::Sequence;
46 : using ::osl::MutexGuard;
47 : using ::osl::ClearableMutexGuard;
48 : using ::osl::ResettableMutexGuard;
49 : using ::com::sun::star::uno::RuntimeException;
50 : using ::com::sun::star::uno::Any;
51 :
52 : namespace chart
53 : {
54 :
55 0 : AccessibleChartElement::AccessibleChartElement(
56 : const AccessibleElementInfo & rAccInfo,
57 : bool bMayHaveChildren,
58 : bool bAlwaysTransparent /* default: false */ ) :
59 : impl::AccessibleChartElement_Base( rAccInfo, bMayHaveChildren, bAlwaysTransparent ),
60 0 : m_bHasText( false )
61 : {
62 0 : AddState( AccessibleStateType::TRANSIENT );
63 0 : }
64 :
65 0 : AccessibleChartElement::~AccessibleChartElement()
66 : {
67 : OSL_ASSERT( CheckDisposeState( false /* don't throw exceptions */ ) );
68 0 : }
69 :
70 : // ________ protected ________
71 :
72 0 : bool AccessibleChartElement::ImplUpdateChildren()
73 : {
74 0 : bool bResult = false;
75 : Reference< chart2::XTitle > xTitle(
76 : ObjectIdentifier::getObjectPropertySet(
77 : GetInfo().m_aOID.getObjectCID(), Reference< chart2::XChartDocument >( GetInfo().m_xChartDocument )),
78 0 : uno::UNO_QUERY );
79 0 : m_bHasText = xTitle.is();
80 :
81 0 : if( m_bHasText )
82 : {
83 0 : InitTextEdit();
84 0 : bResult = true;
85 : }
86 : else
87 0 : bResult = AccessibleBase::ImplUpdateChildren();
88 :
89 0 : return bResult;
90 : }
91 :
92 0 : void AccessibleChartElement::InitTextEdit()
93 : {
94 0 : if( ! m_xTextHelper.is())
95 : {
96 : // get hard reference
97 0 : Reference< view::XSelectionSupplier > xSelSupp( GetInfo().m_xSelectionSupplier );
98 : // get factory from selection supplier (controller)
99 0 : Reference< lang::XMultiServiceFactory > xFact( xSelSupp, uno::UNO_QUERY );
100 0 : if( xFact.is())
101 : {
102 : m_xTextHelper.set(
103 0 : xFact->createInstance( CHART_ACCESSIBLE_TEXT_SERVICE_NAME ), uno::UNO_QUERY );
104 0 : }
105 : }
106 :
107 0 : if( m_xTextHelper.is())
108 : try
109 : {
110 0 : Reference< lang::XInitialization > xInit( m_xTextHelper, uno::UNO_QUERY_THROW );
111 0 : Sequence< uno::Any > aArgs( 3 );
112 0 : aArgs[0] <<= GetInfo().m_aOID.getObjectCID();
113 0 : aArgs[1] <<= Reference< XAccessible >( this );
114 0 : aArgs[2] <<= Reference< awt::XWindow >( GetInfo().m_xWindow );
115 0 : xInit->initialize( aArgs );
116 : }
117 0 : catch( const uno::Exception & ex )
118 : {
119 : ASSERT_EXCEPTION( ex );
120 : }
121 0 : }
122 :
123 : // ____________________________________
124 : // ____________________________________
125 : //
126 : // Interfaces
127 : // ____________________________________
128 : // ____________________________________
129 :
130 : // ________ AccessibleBase::XAccessibleContext ________
131 0 : Reference< XAccessible > AccessibleChartElement::ImplGetAccessibleChildById( sal_Int32 i ) const
132 : throw (lang::IndexOutOfBoundsException, RuntimeException)
133 : {
134 0 : Reference< XAccessible > xResult;
135 :
136 0 : if( m_bHasText )
137 0 : xResult.set( m_xTextHelper->getAccessibleChild( i ));
138 : else
139 0 : xResult.set( AccessibleBase::ImplGetAccessibleChildById( i ));
140 :
141 0 : return xResult;
142 : }
143 :
144 0 : sal_Int32 AccessibleChartElement::ImplGetAccessibleChildCount() const
145 : throw (RuntimeException)
146 : {
147 0 : if( m_bHasText )
148 : {
149 0 : if( m_xTextHelper.is())
150 0 : return m_xTextHelper->getAccessibleChildCount();
151 0 : return 0;
152 : }
153 :
154 0 : return AccessibleBase::ImplGetAccessibleChildCount();
155 : }
156 :
157 : // ________ XServiceInfo ________
158 0 : OUString SAL_CALL AccessibleChartElement::getImplementationName()
159 : throw (RuntimeException)
160 : {
161 0 : return OUString( RTL_CONSTASCII_USTRINGPARAM( "AccessibleChartElement" ));
162 : }
163 :
164 : // ________ AccessibleChartElement::XAccessibleContext (overloaded) ________
165 0 : OUString SAL_CALL AccessibleChartElement::getAccessibleName()
166 : throw (::com::sun::star::uno::RuntimeException)
167 : {
168 : return ObjectNameProvider::getNameForCID(
169 0 : GetInfo().m_aOID.getObjectCID(), GetInfo().m_xChartDocument );
170 : }
171 :
172 : // ________ AccessibleChartElement::XAccessibleContext (overloaded) ________
173 0 : OUString SAL_CALL AccessibleChartElement::getAccessibleDescription()
174 : throw (::com::sun::star::uno::RuntimeException)
175 : {
176 0 : return getToolTipText();
177 : }
178 :
179 : // ________ AccessibleChartElement::XAccessibleExtendedComponent ________
180 0 : Reference< awt::XFont > SAL_CALL AccessibleChartElement::getFont()
181 : throw (uno::RuntimeException)
182 : {
183 0 : CheckDisposeState();
184 :
185 0 : Reference< awt::XFont > xFont;
186 : // using assignment for broken gcc 3.3
187 : Reference< awt::XDevice > xDevice = Reference< awt::XDevice >(
188 0 : Reference< awt::XWindow >( GetInfo().m_xWindow ), uno::UNO_QUERY );
189 :
190 0 : if( xDevice.is())
191 : {
192 : Reference< beans::XMultiPropertySet > xObjProp(
193 : ObjectIdentifier::getObjectPropertySet(
194 0 : GetInfo().m_aOID.getObjectCID(), Reference< chart2::XChartDocument >( GetInfo().m_xChartDocument )), uno::UNO_QUERY );
195 : awt::FontDescriptor aDescr(
196 0 : CharacterProperties::createFontDescriptorFromPropertySet( xObjProp ));
197 0 : xFont = xDevice->getFont( aDescr );
198 : }
199 :
200 0 : return xFont;
201 : }
202 :
203 0 : OUString SAL_CALL AccessibleChartElement::getTitledBorderText()
204 : throw (uno::RuntimeException)
205 : {
206 0 : return OUString();
207 : }
208 :
209 0 : OUString SAL_CALL AccessibleChartElement::getToolTipText()
210 : throw (::com::sun::star::uno::RuntimeException)
211 : {
212 0 : CheckDisposeState();
213 :
214 : return ObjectNameProvider::getHelpText(
215 0 : GetInfo().m_aOID.getObjectCID(), Reference< chart2::XChartDocument >( GetInfo().m_xChartDocument ));
216 : }
217 :
218 : // ________ XAccessibleComponent ________
219 0 : sal_Bool SAL_CALL AccessibleChartElement::containsPoint( const awt::Point& aPoint )
220 : throw (uno::RuntimeException)
221 : {
222 0 : return AccessibleBase::containsPoint( aPoint );
223 : }
224 :
225 0 : Reference< XAccessible > SAL_CALL AccessibleChartElement::getAccessibleAtPoint( const awt::Point& aPoint )
226 : throw (uno::RuntimeException)
227 : {
228 0 : return AccessibleBase::getAccessibleAtPoint( aPoint );
229 : }
230 :
231 0 : awt::Rectangle SAL_CALL AccessibleChartElement::getBounds()
232 : throw (uno::RuntimeException)
233 : {
234 0 : return AccessibleBase::getBounds();
235 : }
236 :
237 0 : awt::Point SAL_CALL AccessibleChartElement::getLocation()
238 : throw (uno::RuntimeException)
239 : {
240 0 : return AccessibleBase::getLocation();
241 : }
242 :
243 0 : awt::Point SAL_CALL AccessibleChartElement::getLocationOnScreen()
244 : throw (uno::RuntimeException)
245 : {
246 0 : return AccessibleBase::getLocationOnScreen();
247 : }
248 :
249 0 : awt::Size SAL_CALL AccessibleChartElement::getSize()
250 : throw (uno::RuntimeException)
251 : {
252 0 : return AccessibleBase::getSize();
253 : }
254 :
255 0 : void SAL_CALL AccessibleChartElement::grabFocus()
256 : throw (uno::RuntimeException)
257 : {
258 0 : return AccessibleBase::grabFocus();
259 : }
260 :
261 0 : sal_Int32 SAL_CALL AccessibleChartElement::getForeground()
262 : throw (uno::RuntimeException)
263 : {
264 0 : return AccessibleBase::getForeground();
265 : }
266 :
267 0 : sal_Int32 SAL_CALL AccessibleChartElement::getBackground()
268 : throw (uno::RuntimeException)
269 : {
270 0 : return AccessibleBase::getBackground();
271 : }
272 :
273 :
274 : } // namespace chart
275 :
276 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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