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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 "AccessibleDrawDocumentView.hxx"
21 : #include <com/sun/star/drawing/XDrawPage.hpp>
22 : #include <com/sun/star/drawing/XDrawView.hpp>
23 : #include <com/sun/star/drawing/XDrawPagesSupplier.hpp>
24 : #include <com/sun/star/drawing/XShapes.hpp>
25 : #include <com/sun/star/container/XChild.hpp>
26 : #include <com/sun/star/frame/XController.hpp>
27 : #include <com/sun/star/frame/XFrame.hpp>
28 : #include <com/sun/star/document/XEventBroadcaster.hpp>
29 : #include <com/sun/star/beans/XPropertySet.hpp>
30 : #include <com/sun/star/accessibility/AccessibleEventId.hpp>
31 : #include <com/sun/star/accessibility/AccessibleStateType.hpp>
32 : #include <com/sun/star/lang/XMultiServiceFactory.hpp>
33 : #include <rtl/ustring.h>
34 : #include<sfx2/viewfrm.hxx>
35 :
36 : #include <svx/AccessibleShape.hxx>
37 :
38 : #include <svx/svdobj.hxx>
39 : #include <svx/svdmodel.hxx>
40 : #include <svx/unoapi.hxx>
41 : #include <svx/unoshcol.hxx>
42 : #include <toolkit/helper/vclunohelper.hxx>
43 : #include "Window.hxx"
44 : #include <vcl/svapp.hxx>
45 :
46 :
47 : #include "ViewShell.hxx"
48 : #include "View.hxx"
49 : #include <memory>
50 :
51 : #include "accessibility.hrc"
52 : #include "sdresid.hxx"
53 : #include <osl/mutex.hxx>
54 :
55 : using ::rtl::OUString;
56 : using namespace ::com::sun::star;
57 : using namespace ::com::sun::star::uno;
58 : using namespace ::com::sun::star::accessibility;
59 :
60 : namespace accessibility {
61 :
62 :
63 : //===== internal ============================================================
64 :
65 0 : AccessibleDrawDocumentView::AccessibleDrawDocumentView (
66 : ::sd::Window* pSdWindow,
67 : ::sd::ViewShell* pViewShell,
68 : const uno::Reference<frame::XController>& rxController,
69 : const uno::Reference<XAccessible>& rxParent)
70 : : AccessibleDocumentViewBase (pSdWindow, pViewShell, rxController, rxParent),
71 0 : mpChildrenManager (NULL)
72 : {
73 : OSL_TRACE ("AccessibleDrawDocumentView");
74 0 : UpdateAccessibleName();
75 0 : }
76 :
77 :
78 :
79 :
80 0 : AccessibleDrawDocumentView::~AccessibleDrawDocumentView (void)
81 : {
82 : OSL_TRACE ("~AccessibleDrawDocumentView");
83 : DBG_ASSERT (rBHelper.bDisposed || rBHelper.bInDispose,
84 : "~AccessibleDrawDocumentView: object has not been disposed");
85 0 : }
86 :
87 :
88 :
89 :
90 0 : void AccessibleDrawDocumentView::Init (void)
91 : {
92 0 : AccessibleDocumentViewBase::Init ();
93 :
94 : // Determine the list of shapes on the current page.
95 0 : uno::Reference<drawing::XShapes> xShapeList;
96 0 : uno::Reference<drawing::XDrawView> xView (mxController, uno::UNO_QUERY);
97 0 : if (xView.is())
98 : xShapeList = uno::Reference<drawing::XShapes> (
99 0 : xView->getCurrentPage(), uno::UNO_QUERY);
100 :
101 : // Create the children manager.
102 0 : mpChildrenManager = new ChildrenManager(this, xShapeList, maShapeTreeInfo, *this);
103 0 : if (mpChildrenManager != NULL)
104 : {
105 : // Create the page shape and initialize it. The shape is acquired
106 : // before initialization and released after transferring ownership
107 : // to the children manager to prevent premature disposing of the
108 : // shape.
109 0 : AccessiblePageShape* pPage = CreateDrawPageShape();
110 0 : if (pPage != NULL)
111 : {
112 0 : pPage->acquire();
113 0 : pPage->Init();
114 : mpChildrenManager->AddAccessibleShape (
115 0 : std::auto_ptr<AccessibleShape>(pPage));
116 0 : pPage->release();
117 0 : mpChildrenManager->Update ();
118 : }
119 0 : mpChildrenManager->UpdateSelection ();
120 0 : }
121 0 : }
122 :
123 :
124 :
125 :
126 0 : void AccessibleDrawDocumentView::ViewForwarderChanged (ChangeType aChangeType,
127 : const IAccessibleViewForwarder* pViewForwarder)
128 : {
129 0 : AccessibleDocumentViewBase::ViewForwarderChanged (aChangeType, pViewForwarder);
130 0 : if (mpChildrenManager != NULL)
131 0 : mpChildrenManager->ViewForwarderChanged (aChangeType, pViewForwarder);
132 0 : }
133 :
134 :
135 :
136 :
137 : /** The page shape is created on every call at the moment (provided that
138 : every thing goes well).
139 : */
140 0 : AccessiblePageShape* AccessibleDrawDocumentView::CreateDrawPageShape (void)
141 : {
142 0 : AccessiblePageShape* pShape = NULL;
143 :
144 : // Create a shape that represents the actual draw page.
145 0 : uno::Reference<drawing::XDrawView> xView (mxController, uno::UNO_QUERY);
146 0 : if (xView.is())
147 : {
148 : uno::Reference<beans::XPropertySet> xSet (
149 0 : uno::Reference<beans::XPropertySet> (xView->getCurrentPage(), uno::UNO_QUERY));
150 0 : if (xSet.is())
151 : {
152 : // Create a rectangle shape that will represent the draw page.
153 0 : uno::Reference<lang::XMultiServiceFactory> xFactory (mxModel, uno::UNO_QUERY);
154 0 : uno::Reference<drawing::XShape> xRectangle;
155 0 : if (xFactory.is())
156 0 : xRectangle = uno::Reference<drawing::XShape>(xFactory->createInstance ("com.sun.star.drawing.RectangleShape"),
157 0 : uno::UNO_QUERY);
158 :
159 : // Set the shape's size and position.
160 0 : if (xRectangle.is())
161 : {
162 0 : uno::Any aValue;
163 0 : awt::Point aPosition;
164 0 : awt::Size aSize;
165 :
166 : // Set size and position of the shape to those of the draw
167 : // page.
168 0 : aValue = xSet->getPropertyValue ("BorderLeft");
169 0 : aValue >>= aPosition.X;
170 0 : aValue = xSet->getPropertyValue ("BorderTop");
171 0 : aValue >>= aPosition.Y;
172 0 : xRectangle->setPosition (aPosition);
173 :
174 0 : aValue = xSet->getPropertyValue ("Width");
175 0 : aValue >>= aSize.Width;
176 0 : aValue = xSet->getPropertyValue ("Height");
177 0 : aValue >>= aSize.Height;
178 0 : xRectangle->setSize (aSize);
179 :
180 : // Create the accessible object for the shape and
181 : // initialize it.
182 : pShape = new AccessiblePageShape (
183 0 : xView->getCurrentPage(), this, maShapeTreeInfo);
184 0 : }
185 0 : }
186 : }
187 0 : return pShape;
188 : }
189 :
190 :
191 :
192 :
193 : //===== XAccessibleContext ==================================================
194 :
195 : sal_Int32 SAL_CALL
196 0 : AccessibleDrawDocumentView::getAccessibleChildCount (void)
197 : throw (uno::RuntimeException)
198 : {
199 0 : ThrowIfDisposed ();
200 :
201 0 : long mpChildCount = AccessibleDocumentViewBase::getAccessibleChildCount();
202 :
203 : // Forward request to children manager.
204 0 : if (mpChildrenManager != NULL)
205 0 : mpChildCount += mpChildrenManager->GetChildCount ();
206 :
207 0 : return mpChildCount;
208 : }
209 :
210 :
211 :
212 :
213 : uno::Reference<XAccessible> SAL_CALL
214 0 : AccessibleDrawDocumentView::getAccessibleChild (sal_Int32 nIndex)
215 : throw (uno::RuntimeException, lang::IndexOutOfBoundsException)
216 : {
217 0 : ThrowIfDisposed ();
218 :
219 0 : ::osl::ClearableMutexGuard aGuard (maMutex);
220 :
221 : // Take care of children of the base class.
222 0 : sal_Int32 nCount = AccessibleDocumentViewBase::getAccessibleChildCount();
223 0 : if (nCount > 0)
224 : {
225 0 : if (nIndex < nCount)
226 0 : return AccessibleDocumentViewBase::getAccessibleChild(nIndex);
227 : else
228 0 : nIndex -= nCount;
229 : }
230 :
231 : // Create a copy of the pointer to the children manager and release the
232 : // mutex before calling any of its methods.
233 0 : ChildrenManager* pChildrenManager = mpChildrenManager;
234 0 : aGuard.clear();
235 :
236 : // Forward request to children manager.
237 0 : if (pChildrenManager != NULL)
238 : {
239 0 : return pChildrenManager->GetChild (nIndex);
240 : }
241 : else
242 : throw lang::IndexOutOfBoundsException (
243 0 : "no accessible child with index " + rtl::OUString::valueOf(nIndex),
244 0 : static_cast<uno::XWeak*>(this));
245 : }
246 :
247 :
248 :
249 :
250 : //===== XEventListener ======================================================
251 :
252 : void SAL_CALL
253 0 : AccessibleDrawDocumentView::disposing (const lang::EventObject& rEventObject)
254 : throw (::com::sun::star::uno::RuntimeException)
255 : {
256 0 : ThrowIfDisposed ();
257 :
258 0 : AccessibleDocumentViewBase::disposing (rEventObject);
259 0 : if (rEventObject.Source == mxModel)
260 : {
261 0 : ::osl::Guard< ::osl::Mutex> aGuard (::osl::Mutex::getGlobalMutex());
262 : // maShapeTreeInfo has been modified in base class.
263 0 : if (mpChildrenManager != NULL)
264 0 : mpChildrenManager->SetInfo (maShapeTreeInfo);
265 : }
266 0 : }
267 :
268 :
269 :
270 :
271 : //===== XPropertyChangeListener =============================================
272 :
273 : void SAL_CALL
274 0 : AccessibleDrawDocumentView::propertyChange (const beans::PropertyChangeEvent& rEventObject)
275 : throw (::com::sun::star::uno::RuntimeException)
276 : {
277 0 : ThrowIfDisposed ();
278 :
279 0 : AccessibleDocumentViewBase::propertyChange (rEventObject);
280 :
281 : OSL_TRACE ("AccessibleDrawDocumentView::propertyChange");
282 0 : if ( rEventObject.PropertyName == "CurrentPage" )
283 : {
284 : OSL_TRACE (" current page changed");
285 :
286 : // Update the accessible name to reflect the current slide.
287 0 : UpdateAccessibleName();
288 :
289 : // The current page changed. Update the children manager accordingly.
290 0 : uno::Reference<drawing::XDrawView> xView (mxController, uno::UNO_QUERY);
291 0 : if (xView.is() && mpChildrenManager!=NULL)
292 : {
293 : // Inform the children manager to forget all children and give
294 : // him the new ones.
295 0 : mpChildrenManager->ClearAccessibleShapeList ();
296 : mpChildrenManager->SetShapeList (uno::Reference<drawing::XShapes> (
297 0 : xView->getCurrentPage(), uno::UNO_QUERY));
298 :
299 : // Create the page shape and initialize it. The shape is
300 : // acquired before initialization and released after
301 : // transferring ownership to the children manager to prevent
302 : // premature disposing of the shape.
303 0 : AccessiblePageShape* pPage = CreateDrawPageShape ();
304 0 : if (pPage != NULL)
305 : {
306 0 : pPage->acquire();
307 0 : pPage->Init();
308 : mpChildrenManager->AddAccessibleShape (
309 0 : std::auto_ptr<AccessibleShape>(pPage));
310 0 : mpChildrenManager->Update (false);
311 0 : pPage->release();
312 : }
313 : }
314 : else
315 0 : OSL_TRACE ("View invalid");
316 : }
317 0 : else if ( rEventObject.PropertyName == "VisibleArea" )
318 : {
319 : OSL_TRACE (" visible area changed");
320 0 : if (mpChildrenManager != NULL)
321 : mpChildrenManager->ViewForwarderChanged (
322 : IAccessibleViewForwarderListener::VISIBLE_AREA,
323 0 : &maViewForwarder);
324 : }
325 : else
326 : {
327 : OSL_TRACE (" unhandled");
328 : }
329 : OSL_TRACE (" done");
330 0 : }
331 :
332 :
333 :
334 : //===== XServiceInfo ========================================================
335 :
336 : ::rtl::OUString SAL_CALL
337 0 : AccessibleDrawDocumentView::getImplementationName (void)
338 : throw (::com::sun::star::uno::RuntimeException)
339 : {
340 0 : return ::rtl::OUString("AccessibleDrawDocumentView");
341 : }
342 :
343 :
344 :
345 :
346 : ::com::sun::star::uno::Sequence< ::rtl::OUString> SAL_CALL
347 0 : AccessibleDrawDocumentView::getSupportedServiceNames (void)
348 : throw (::com::sun::star::uno::RuntimeException)
349 : {
350 0 : ThrowIfDisposed();
351 : // Get list of supported service names from base class...
352 : uno::Sequence<OUString> aServiceNames =
353 0 : AccessibleDocumentViewBase::getSupportedServiceNames();
354 0 : sal_Int32 nCount (aServiceNames.getLength());
355 :
356 : // ...and add additional names.
357 0 : aServiceNames.realloc (nCount + 1);
358 0 : static const OUString sAdditionalServiceName ("com.sun.star.drawing.AccessibleDrawDocumentView");
359 0 : aServiceNames[nCount] = sAdditionalServiceName;
360 :
361 0 : return aServiceNames;
362 : }
363 :
364 :
365 :
366 :
367 : /// Create a name for this view.
368 : ::rtl::OUString
369 0 : AccessibleDrawDocumentView::CreateAccessibleName (void)
370 : throw (::com::sun::star::uno::RuntimeException)
371 : {
372 0 : rtl::OUString sName;
373 :
374 0 : uno::Reference<lang::XServiceInfo> xInfo (mxController, uno::UNO_QUERY);
375 0 : if (xInfo.is())
376 : {
377 0 : uno::Sequence< ::rtl::OUString > aServices( xInfo->getSupportedServiceNames() );
378 0 : OUString sFirstService = aServices[0];
379 0 : if ( sFirstService == "com.sun.star.drawing.DrawingDocumentDrawView" )
380 : {
381 0 : if( aServices.getLength() >= 2 && aServices[1] == "com.sun.star.presentation.PresentationView")
382 : {
383 0 : SolarMutexGuard aGuard;
384 :
385 0 : sName = SD_RESSTR(SID_SD_A11Y_I_DRAWVIEW_N);
386 : }
387 : else
388 : {
389 0 : SolarMutexGuard aGuard;
390 :
391 0 : sName = SD_RESSTR(SID_SD_A11Y_D_DRAWVIEW_N);
392 : }
393 : }
394 0 : else if ( sFirstService == "com.sun.star.presentation.NotesView" )
395 : {
396 0 : SolarMutexGuard aGuard;
397 :
398 0 : sName = SD_RESSTR(SID_SD_A11Y_I_NOTESVIEW_N);
399 : }
400 0 : else if ( sFirstService == "com.sun.star.presentation.HandoutView" )
401 : {
402 0 : SolarMutexGuard aGuard;
403 :
404 0 : sName = SD_RESSTR(SID_SD_A11Y_I_HANDOUTVIEW_N);
405 : }
406 : else
407 : {
408 0 : sName = sFirstService;
409 0 : }
410 : }
411 : else
412 : {
413 0 : sName = "AccessibleDrawDocumentView";
414 : }
415 0 : return sName;
416 : }
417 :
418 :
419 :
420 :
421 : /** Create a description for this view. Use the model's description or URL
422 : if a description is not available.
423 : */
424 : ::rtl::OUString
425 0 : AccessibleDrawDocumentView::CreateAccessibleDescription (void)
426 : throw (::com::sun::star::uno::RuntimeException)
427 : {
428 0 : rtl::OUString sDescription;
429 :
430 0 : uno::Reference<lang::XServiceInfo> xInfo (mxController, uno::UNO_QUERY);
431 0 : if (xInfo.is())
432 : {
433 0 : uno::Sequence< ::rtl::OUString > aServices( xInfo->getSupportedServiceNames() );
434 0 : OUString sFirstService = aServices[0];
435 0 : if ( sFirstService == "com.sun.star.drawing.DrawingDocumentDrawView" )
436 : {
437 0 : if( aServices.getLength() >= 2 && aServices[1] == "com.sun.star.presentation.PresentationView")
438 : {
439 0 : SolarMutexGuard aGuard;
440 :
441 0 : sDescription = SD_RESSTR(SID_SD_A11Y_I_DRAWVIEW_D);
442 : }
443 : else
444 : {
445 0 : SolarMutexGuard aGuard;
446 :
447 0 : sDescription = SD_RESSTR(SID_SD_A11Y_D_DRAWVIEW_D);
448 : }
449 : }
450 0 : else if ( sFirstService == "com.sun.star.presentation.NotesView" )
451 : {
452 0 : SolarMutexGuard aGuard;
453 :
454 0 : sDescription = SD_RESSTR(SID_SD_A11Y_I_NOTESVIEW_D);
455 : }
456 0 : else if ( sFirstService == "com.sun.star.presentation.HandoutView" )
457 : {
458 0 : SolarMutexGuard aGuard;
459 :
460 0 : sDescription = SD_RESSTR(SID_SD_A11Y_I_HANDOUTVIEW_D);
461 : }
462 : else
463 : {
464 0 : sDescription = sFirstService;
465 0 : }
466 : }
467 : else
468 : {
469 0 : sDescription = "Accessible Draw Document";
470 : }
471 0 : return sDescription;
472 : }
473 :
474 :
475 :
476 :
477 : /** Return selection state of specified child
478 : */
479 : sal_Bool
480 0 : AccessibleDrawDocumentView::implIsSelected( sal_Int32 nAccessibleChildIndex )
481 : throw (uno::RuntimeException)
482 : {
483 0 : const SolarMutexGuard aSolarGuard;
484 0 : uno::Reference< view::XSelectionSupplier > xSel( mxController, uno::UNO_QUERY );
485 0 : sal_Bool bRet = sal_False;
486 :
487 : OSL_ENSURE( 0 <= nAccessibleChildIndex, "AccessibleDrawDocumentView::implIsSelected: invalid index!" );
488 :
489 0 : if( xSel.is() && ( 0 <= nAccessibleChildIndex ) )
490 : {
491 0 : uno::Any aAny( xSel->getSelection() );
492 0 : uno::Reference< drawing::XShapes > xShapes;
493 :
494 0 : aAny >>= xShapes;
495 :
496 0 : if( xShapes.is() )
497 : {
498 0 : AccessibleShape* pAcc = AccessibleShape::getImplementation( getAccessibleChild( nAccessibleChildIndex ) );
499 :
500 0 : if( pAcc )
501 : {
502 0 : uno::Reference< drawing::XShape > xShape( pAcc->GetXShape() );
503 :
504 0 : if( xShape.is() )
505 : {
506 0 : for( sal_Int32 i = 0, nCount = xShapes->getCount(); ( i < nCount ) && !bRet; ++i )
507 0 : if( xShapes->getByIndex( i ) == xShape )
508 0 : bRet = sal_True;
509 0 : }
510 : }
511 0 : }
512 : }
513 :
514 0 : return( bRet );
515 : }
516 :
517 :
518 :
519 :
520 : /** Select or delselect the specified shapes. The corresponding accessible
521 : shapes are notified over the selection change listeners registered with
522 : the XSelectionSupplier of the controller.
523 : */
524 : void
525 0 : AccessibleDrawDocumentView::implSelect( sal_Int32 nAccessibleChildIndex, sal_Bool bSelect )
526 : throw (lang::IndexOutOfBoundsException, uno::RuntimeException)
527 : {
528 0 : const SolarMutexGuard aSolarGuard;
529 0 : uno::Reference< view::XSelectionSupplier > xSel( mxController, uno::UNO_QUERY );
530 :
531 0 : if( xSel.is() )
532 : {
533 0 : uno::Any aAny;
534 :
535 0 : if( ACCESSIBLE_SELECTION_CHILD_ALL == nAccessibleChildIndex )
536 : {
537 : // Select or deselect all children.
538 :
539 0 : if( !bSelect )
540 0 : xSel->select( aAny );
541 : else
542 : {
543 0 : uno::Reference< drawing::XShapes > xShapes( new SvxShapeCollection() );
544 :
545 0 : for(sal_Int32 i = 0, nCount = getAccessibleChildCount(); i < nCount; ++i )
546 : {
547 0 : AccessibleShape* pAcc = AccessibleShape::getImplementation( getAccessibleChild( i ) );
548 :
549 0 : if( pAcc && pAcc->GetXShape().is() )
550 0 : xShapes->add( pAcc->GetXShape() );
551 : }
552 :
553 0 : if( xShapes->getCount() )
554 : {
555 0 : aAny <<= xShapes;
556 0 : xSel->select( aAny );
557 0 : }
558 : }
559 : }
560 0 : else if( nAccessibleChildIndex >= 0 )
561 : {
562 : // Select or deselect only the child with index
563 : // nAccessibleChildIndex.
564 :
565 : AccessibleShape* pAcc = AccessibleShape::getImplementation(
566 0 : getAccessibleChild( nAccessibleChildIndex ));
567 :
568 : // Add or remove the shape that is made accessible from the
569 : // selection of the controller.
570 0 : if( pAcc )
571 : {
572 0 : uno::Reference< drawing::XShape > xShape( pAcc->GetXShape() );
573 :
574 0 : if( xShape.is() )
575 : {
576 0 : uno::Reference< drawing::XShapes > xShapes;
577 0 : sal_Bool bFound = sal_False;
578 :
579 0 : aAny = xSel->getSelection();
580 0 : aAny >>= xShapes;
581 :
582 : // Search shape to be selected in current selection.
583 0 : if (xShapes.is())
584 : {
585 0 : sal_Int32 nCount = xShapes->getCount();
586 0 : for (sal_Int32 i=0; ( i < nCount ) && !bFound; ++i )
587 0 : if( xShapes->getByIndex( i ) == xShape )
588 0 : bFound = sal_True;
589 : }
590 : else
591 : // Create an empty selection to add the shape to.
592 0 : xShapes = new SvxShapeCollection();
593 :
594 : // Update the selection.
595 0 : if( !bFound && bSelect )
596 0 : xShapes->add( xShape );
597 0 : else if( bFound && !bSelect )
598 0 : xShapes->remove( xShape );
599 :
600 0 : aAny <<= xShapes;
601 0 : xSel->select( aAny );
602 0 : }
603 : }
604 0 : }
605 0 : }
606 0 : }
607 :
608 :
609 :
610 :
611 0 : void AccessibleDrawDocumentView::Activated (void)
612 : {
613 0 : if (mpChildrenManager != NULL)
614 : {
615 0 : mpChildrenManager->UpdateSelection();
616 : // When none of the children has the focus then claim it for the
617 : // view.
618 0 : if ( ! mpChildrenManager->HasFocus())
619 0 : SetState (AccessibleStateType::FOCUSED);
620 : else
621 0 : ResetState (AccessibleStateType::FOCUSED);
622 : }
623 0 : }
624 :
625 :
626 :
627 :
628 0 : void AccessibleDrawDocumentView::Deactivated (void)
629 : {
630 0 : if (mpChildrenManager != NULL)
631 0 : mpChildrenManager->RemoveFocus();
632 0 : ResetState (AccessibleStateType::FOCUSED);
633 0 : }
634 :
635 :
636 :
637 :
638 0 : void AccessibleDrawDocumentView::impl_dispose (void)
639 : {
640 0 : if (mpChildrenManager != NULL)
641 : {
642 0 : delete mpChildrenManager;
643 0 : mpChildrenManager = NULL;
644 : }
645 :
646 0 : AccessibleDocumentViewBase::impl_dispose();
647 0 : }
648 :
649 :
650 :
651 : /** This method is called from the component helper base class while
652 : disposing.
653 : */
654 0 : void SAL_CALL AccessibleDrawDocumentView::disposing (void)
655 : {
656 :
657 : // Release resources.
658 0 : if (mpChildrenManager != NULL)
659 : {
660 0 : delete mpChildrenManager;
661 0 : mpChildrenManager = NULL;
662 : }
663 :
664 : // Forward call to base classes.
665 0 : AccessibleDocumentViewBase::disposing ();
666 0 : }
667 :
668 :
669 :
670 :
671 0 : void AccessibleDrawDocumentView::UpdateAccessibleName (void)
672 : {
673 0 : OUString sNewName (CreateAccessibleName());
674 0 : sNewName += ": ";
675 :
676 : // Add the number of the current slide.
677 0 : uno::Reference<drawing::XDrawView> xView (mxController, uno::UNO_QUERY);
678 0 : if (xView.is())
679 : {
680 0 : uno::Reference<beans::XPropertySet> xProperties (xView->getCurrentPage(), UNO_QUERY);
681 0 : if (xProperties.is())
682 : try
683 : {
684 0 : sal_Int16 nPageNumber (0);
685 0 : if (xProperties->getPropertyValue("Number") >>= nPageNumber)
686 : {
687 0 : sNewName += OUString::valueOf(sal_Int32(nPageNumber));
688 : }
689 : }
690 0 : catch (beans::UnknownPropertyException&)
691 : {
692 0 : }
693 : }
694 :
695 : // Add the number of pages/slides.
696 0 : Reference<drawing::XDrawPagesSupplier> xPagesSupplier (mxModel, UNO_QUERY);
697 0 : if (xPagesSupplier.is())
698 : {
699 0 : Reference<container::XIndexAccess> xPages (xPagesSupplier->getDrawPages(), UNO_QUERY);
700 0 : if (xPages.is())
701 : {
702 0 : sNewName += " / ";
703 0 : sNewName += OUString::valueOf(xPages->getCount());
704 0 : }
705 : }
706 :
707 0 : SetAccessibleName (sNewName, AutomaticallyCreated);
708 0 : }
709 :
710 : } // end of namespace accessibility
711 :
712 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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