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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 <com/sun/star/drawing/XDrawPage.hpp>
21 : #include <com/sun/star/drawing/XDrawView.hpp>
22 : #include <com/sun/star/drawing/XShapes.hpp>
23 : #include <com/sun/star/container/XChild.hpp>
24 : #include <com/sun/star/frame/XController.hpp>
25 : #include <com/sun/star/frame/XFrame.hpp>
26 : #include <com/sun/star/document/XEventBroadcaster.hpp>
27 : #include <com/sun/star/beans/XPropertySet.hpp>
28 : #include <com/sun/star/accessibility/AccessibleEventId.hpp>
29 : #include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
30 : #include <com/sun/star/lang/XMultiServiceFactory.hpp>
31 : #include <rtl/ustring.h>
32 : #include<sfx2/viewfrm.hxx>
33 :
34 : #include <svx/AccessibleShape.hxx>
35 :
36 : #include <svx/svdobj.hxx>
37 : #include <svx/svdmodel.hxx>
38 : #include <svx/unoapi.hxx>
39 : #include <toolkit/helper/vclunohelper.hxx>
40 : #include <vcl/svapp.hxx>
41 : #include "Window.hxx"
42 : #include "ViewShell.hxx"
43 : #include "OutlineViewShell.hxx"
44 : #include "View.hxx"
45 : #include "AccessibleOutlineView.hxx"
46 : #include "AccessibleOutlineEditSource.hxx"
47 :
48 : #include <memory>
49 :
50 : #include "accessibility.hrc"
51 : #include "sdresid.hxx"
52 : #include <osl/mutex.hxx>
53 :
54 : using namespace ::com::sun::star;
55 : using namespace ::com::sun::star::accessibility;
56 :
57 : namespace accessibility {
58 :
59 :
60 : //===== internal ============================================================
61 :
62 0 : AccessibleOutlineView::AccessibleOutlineView (
63 : ::sd::Window* pSdWindow,
64 : ::sd::OutlineViewShell* pViewShell,
65 : const uno::Reference<frame::XController>& rxController,
66 : const uno::Reference<XAccessible>& rxParent)
67 : : AccessibleDocumentViewBase (pSdWindow, pViewShell, rxController, rxParent),
68 0 : maTextHelper( ::std::auto_ptr< SvxEditSource >( NULL ) )
69 : {
70 0 : SolarMutexGuard aGuard;
71 :
72 : // Beware! Here we leave the paths of the UNO API and descend into the
73 : // depths of the core. Necessary for making the edit engine accessible.
74 0 : if (pSdWindow)
75 : {
76 0 : ::sd::View* pView = pViewShell->GetView();
77 :
78 0 : if (pView && pView->ISA(::sd::OutlineView))
79 : {
80 : OutlinerView* pOutlineView = static_cast< ::sd::OutlineView*>(
81 0 : pView)->GetViewByWindow( pSdWindow );
82 : SdrOutliner* pOutliner =
83 0 : static_cast< ::sd::OutlineView*>(pView)->GetOutliner();
84 :
85 0 : if( pOutlineView && pOutliner )
86 : {
87 : SAL_WNODEPRECATED_DECLARATIONS_PUSH
88 : maTextHelper.SetEditSource( ::std::auto_ptr< SvxEditSource >( new AccessibleOutlineEditSource(
89 0 : *pOutliner, *pView, *pOutlineView, *pSdWindow ) ) );
90 : SAL_WNODEPRECATED_DECLARATIONS_POP
91 : }
92 : }
93 0 : }
94 0 : }
95 :
96 :
97 0 : AccessibleOutlineView::~AccessibleOutlineView (void)
98 : {
99 : OSL_TRACE ("~AccessibleOutlineView");
100 0 : }
101 :
102 :
103 0 : void AccessibleOutlineView::Init (void)
104 : {
105 : // Set event source _before_ starting to listen
106 0 : maTextHelper.SetEventSource(this);
107 :
108 0 : AccessibleDocumentViewBase::Init ();
109 0 : }
110 :
111 :
112 0 : void AccessibleOutlineView::ViewForwarderChanged (ChangeType aChangeType,
113 : const IAccessibleViewForwarder* pViewForwarder)
114 : {
115 0 : AccessibleDocumentViewBase::ViewForwarderChanged (aChangeType, pViewForwarder);
116 :
117 0 : UpdateChildren();
118 0 : }
119 :
120 :
121 : //===== XAccessibleContext ==================================================
122 :
123 : sal_Int32 SAL_CALL
124 0 : AccessibleOutlineView::getAccessibleChildCount (void)
125 : throw (uno::RuntimeException, std::exception)
126 : {
127 0 : ThrowIfDisposed ();
128 :
129 : // forward
130 0 : return maTextHelper.GetChildCount();
131 : }
132 :
133 :
134 : uno::Reference<XAccessible> SAL_CALL
135 0 : AccessibleOutlineView::getAccessibleChild (sal_Int32 nIndex)
136 : throw (::com::sun::star::uno::RuntimeException, std::exception)
137 : {
138 0 : ThrowIfDisposed ();
139 : // Forward request to children manager.
140 0 : return maTextHelper.GetChild(nIndex);
141 : }
142 :
143 : #include <drawdoc.hxx>
144 :
145 : OUString SAL_CALL
146 0 : AccessibleOutlineView::getAccessibleName(void)
147 : throw (::com::sun::star::uno::RuntimeException, std::exception)
148 : {
149 0 : SolarMutexGuard g;
150 :
151 0 : OUString sName = SdResId(SID_SD_A11Y_D_PRESENTATION);
152 0 : ::sd::View* pSdView = static_cast< ::sd::View* >( maShapeTreeInfo.GetSdrView() );
153 0 : if ( pSdView )
154 : {
155 0 : SdDrawDocument& rDoc = pSdView->GetDoc();
156 0 : rtl::OUString sFileName = rDoc.getDocAccTitle();
157 0 : if (sFileName.isEmpty())
158 : {
159 0 : ::sd::DrawDocShell* pDocSh = pSdView->GetDocSh();
160 0 : if ( pDocSh )
161 : {
162 0 : sFileName = pDocSh->GetTitle( SFX_TITLE_APINAME );
163 : }
164 : }
165 0 : if (!sFileName.isEmpty())
166 : {
167 0 : sName = sFileName + " - " + sName;
168 0 : }
169 : }
170 0 : return sName;
171 : }
172 :
173 : //===== XAccessibleEventBroadcaster ========================================
174 :
175 0 : void SAL_CALL AccessibleOutlineView::addAccessibleEventListener( const uno::Reference< XAccessibleEventListener >& xListener ) throw (uno::RuntimeException, std::exception)
176 : {
177 : // delegate listener handling to children manager.
178 0 : if ( ! IsDisposed())
179 0 : maTextHelper.AddEventListener(xListener);
180 0 : AccessibleContextBase::addEventListener(xListener);
181 0 : }
182 :
183 0 : void SAL_CALL AccessibleOutlineView::removeAccessibleEventListener( const uno::Reference< XAccessibleEventListener >& xListener ) throw (uno::RuntimeException, std::exception)
184 : {
185 : // forward
186 0 : if ( ! IsDisposed())
187 0 : maTextHelper.RemoveEventListener(xListener);
188 0 : AccessibleContextBase::removeEventListener(xListener);
189 0 : }
190 :
191 : //===== XServiceInfo ========================================================
192 :
193 : OUString SAL_CALL
194 0 : AccessibleOutlineView::getImplementationName (void)
195 : throw (::com::sun::star::uno::RuntimeException, std::exception)
196 : {
197 0 : return OUString("AccessibleOutlineView");
198 : }
199 :
200 :
201 : //===== XEventListener ======================================================
202 :
203 : void SAL_CALL
204 0 : AccessibleOutlineView::disposing (const lang::EventObject& rEventObject)
205 : throw (::com::sun::star::uno::RuntimeException, std::exception)
206 : {
207 0 : AccessibleDocumentViewBase::disposing (rEventObject);
208 0 : }
209 :
210 : //===== protected internal ==================================================
211 :
212 0 : void AccessibleOutlineView::FireEvent(const AccessibleEventObject& aEvent )
213 : {
214 : // delegate listener handling to children manager.
215 0 : maTextHelper.FireEvent(aEvent);
216 0 : }
217 :
218 0 : void AccessibleOutlineView::Activated (void)
219 : {
220 0 : SolarMutexGuard aGuard;
221 :
222 : // delegate listener handling to children manager.
223 0 : maTextHelper.SetFocus(true);
224 0 : }
225 :
226 0 : void AccessibleOutlineView::Deactivated (void)
227 : {
228 0 : SolarMutexGuard aGuard;
229 :
230 : // delegate listener handling to children manager.
231 0 : maTextHelper.SetFocus(false);
232 0 : }
233 :
234 0 : void SAL_CALL AccessibleOutlineView::disposing (void)
235 : {
236 : // dispose children
237 0 : maTextHelper.Dispose();
238 :
239 0 : AccessibleDocumentViewBase::disposing ();
240 0 : }
241 :
242 : //===== XPropertyChangeListener =============================================
243 :
244 : void SAL_CALL
245 0 : AccessibleOutlineView::propertyChange (const beans::PropertyChangeEvent& rEventObject)
246 : throw (::com::sun::star::uno::RuntimeException, std::exception)
247 : {
248 0 : ThrowIfDisposed ();
249 :
250 0 : AccessibleDocumentViewBase::propertyChange (rEventObject);
251 :
252 : OSL_TRACE ("AccessibleOutlineView::propertyChange");
253 : //add page switch event for slide show mode
254 0 : if (rEventObject.PropertyName == "CurrentPage" ||
255 0 : rEventObject.PropertyName == "PageChange")
256 : {
257 : OSL_TRACE (" current page changed");
258 :
259 : // The current page changed. Update the children accordingly.
260 0 : UpdateChildren();
261 0 : CommitChange(AccessibleEventId::PAGE_CHANGED,rEventObject.NewValue, rEventObject.OldValue);
262 : }
263 0 : else if ( rEventObject.PropertyName == "VisibleArea" )
264 : {
265 : OSL_TRACE (" visible area changed");
266 :
267 : // The visible area changed. Update the children accordingly.
268 0 : UpdateChildren();
269 : }
270 : else
271 : {
272 : OSL_TRACE (" unhandled");
273 : }
274 : OSL_TRACE (" done");
275 0 : }
276 :
277 :
278 : /// Create a name for this view.
279 : OUString
280 0 : AccessibleOutlineView::CreateAccessibleName (void)
281 : throw (::com::sun::star::uno::RuntimeException)
282 : {
283 0 : SolarMutexGuard aGuard;
284 :
285 0 : return SD_RESSTR(SID_SD_A11Y_I_OUTLINEVIEW_N);
286 : }
287 :
288 :
289 : /** Create a description for this view. Use the model's description or URL
290 : if a description is not available.
291 : */
292 : OUString
293 0 : AccessibleOutlineView::CreateAccessibleDescription (void)
294 : throw (::com::sun::star::uno::RuntimeException)
295 : {
296 0 : SolarMutexGuard aGuard;
297 :
298 0 : return SD_RESSTR(SID_SD_A11Y_I_OUTLINEVIEW_D);
299 : }
300 :
301 0 : void AccessibleOutlineView::UpdateChildren()
302 : {
303 0 : SolarMutexGuard aGuard;
304 :
305 : // Update visible children
306 0 : maTextHelper.UpdateChildren();
307 0 : }
308 :
309 : } // end of namespace accessibility
310 :
311 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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