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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 <accessiblecell.hxx>
22 :
23 : #include "svx/DescriptionGenerator.hxx"
24 :
25 : #include <com/sun/star/accessibility/AccessibleRole.hpp>
26 : #include <com/sun/star/accessibility/AccessibleStateType.hpp>
27 :
28 : #include <vcl/svapp.hxx>
29 :
30 : #include <unotools/accessiblestatesethelper.hxx>
31 : #include <comphelper/string.hxx>
32 : #include <editeng/outlobj.hxx>
33 : #include <svx/unoshtxt.hxx>
34 : #include <svx/svdotext.hxx>
35 :
36 : using namespace ::sdr::table;
37 : using namespace ::com::sun::star;
38 : using namespace ::com::sun::star::uno;
39 : using namespace ::com::sun::star::accessibility;
40 : using namespace ::com::sun::star::lang;
41 : using namespace ::com::sun::star::container;
42 :
43 : namespace accessibility {
44 :
45 :
46 : // AccessibleCell
47 :
48 :
49 0 : AccessibleCell::AccessibleCell( const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible>& rxParent, const sdr::table::CellRef& rCell, sal_Int32 nIndex, const AccessibleShapeTreeInfo& rShapeTreeInfo )
50 : : AccessibleCellBase( rxParent, AccessibleRole::TABLE_CELL )
51 : , maShapeTreeInfo( rShapeTreeInfo )
52 : , mnIndexInParent( nIndex )
53 : , mpText( NULL )
54 0 : , mxCell( rCell )
55 : {
56 : //Init the pAccTable var
57 0 : pAccTable = dynamic_cast <AccessibleTableShape *> (rxParent.get());
58 0 : }
59 :
60 :
61 :
62 0 : AccessibleCell::~AccessibleCell (void)
63 : {
64 : DBG_ASSERT( mpText == 0, "svx::AccessibleCell::~AccessibleCell(), not disposed!?" );
65 0 : }
66 :
67 :
68 :
69 0 : void AccessibleCell::Init (void)
70 : {
71 0 : SdrView* pView = maShapeTreeInfo.GetSdrView();
72 0 : const Window* pWindow = maShapeTreeInfo.GetWindow ();
73 0 : if( (pView != NULL) && (pWindow != NULL) && mxCell.is())
74 : {
75 0 : OutlinerParaObject* pOutlinerParaObject = mxCell->GetEditOutlinerParaObject(); // Get the OutlinerParaObject if text edit is active
76 :
77 0 : bool bOwnParaObject = pOutlinerParaObject != 0;
78 :
79 0 : if( !pOutlinerParaObject )
80 0 : pOutlinerParaObject = mxCell->GetOutlinerParaObject();
81 :
82 : // create AccessibleTextHelper to handle this shape's text
83 0 : if( pOutlinerParaObject )
84 : {
85 : // non-empty text -> use full-fledged edit source right away
86 : SAL_WNODEPRECATED_DECLARATIONS_PUSH
87 0 : ::std::auto_ptr<SvxEditSource> pEditSource( new SvxTextEditSource( mxCell->GetObject(), mxCell.get(), *pView, *pWindow) );
88 : SAL_WNODEPRECATED_DECLARATIONS_POP
89 0 : mpText = new AccessibleTextHelper( pEditSource );
90 0 : mpText->SetEventSource(this);
91 : }
92 :
93 0 : if( bOwnParaObject)
94 0 : delete pOutlinerParaObject;
95 : }
96 0 : }
97 :
98 :
99 :
100 0 : bool AccessibleCell::SetState (sal_Int16 aState)
101 : {
102 0 : bool bStateHasChanged = false;
103 :
104 0 : if (aState == AccessibleStateType::FOCUSED && mpText != NULL)
105 : {
106 : // Offer FOCUSED state to edit engine and detect whether the state
107 : // changes.
108 0 : bool bIsFocused = mpText->HaveFocus ();
109 0 : mpText->SetFocus (true);
110 0 : bStateHasChanged = (bIsFocused != mpText->HaveFocus ());
111 : }
112 : else
113 0 : bStateHasChanged = AccessibleContextBase::SetState (aState);
114 :
115 0 : return bStateHasChanged;
116 : }
117 :
118 :
119 :
120 0 : bool AccessibleCell::ResetState (sal_Int16 aState)
121 : {
122 0 : bool bStateHasChanged = false;
123 :
124 0 : if (aState == AccessibleStateType::FOCUSED && mpText != NULL)
125 : {
126 : // Try to remove FOCUSED state from the edit engine and detect
127 : // whether the state changes.
128 0 : bool bIsFocused = mpText->HaveFocus ();
129 0 : mpText->SetFocus (false);
130 0 : bStateHasChanged = (bIsFocused != mpText->HaveFocus ());
131 : }
132 : else
133 0 : bStateHasChanged = AccessibleContextBase::ResetState (aState);
134 :
135 0 : return bStateHasChanged;
136 : }
137 :
138 :
139 :
140 0 : bool AccessibleCell::operator== (const AccessibleCell& rAccessibleCell)
141 : {
142 0 : return this == &rAccessibleCell;
143 : }
144 :
145 :
146 : // XInterface
147 :
148 :
149 0 : Any SAL_CALL AccessibleCell::queryInterface( const Type& aType ) throw (RuntimeException, std::exception)
150 : {
151 0 : return AccessibleCellBase::queryInterface( aType );
152 : }
153 :
154 :
155 :
156 0 : void SAL_CALL AccessibleCell::acquire( ) throw ()
157 : {
158 0 : AccessibleCellBase::acquire();
159 0 : }
160 :
161 :
162 :
163 0 : void SAL_CALL AccessibleCell::release( ) throw ()
164 : {
165 0 : AccessibleCellBase::release();
166 0 : }
167 :
168 :
169 : // XAccessibleContext
170 :
171 :
172 : /** The children of this cell come from the paragraphs of text.
173 : */
174 0 : sal_Int32 SAL_CALL AccessibleCell::getAccessibleChildCount() throw (::com::sun::star::uno::RuntimeException, std::exception)
175 : {
176 0 : SolarMutexGuard aSolarGuard;
177 0 : ThrowIfDisposed ();
178 0 : return mpText != NULL ? mpText->GetChildCount () : 0;
179 : }
180 :
181 :
182 :
183 : /** Forward the request to the shape. Return the requested shape or throw
184 : an exception for a wrong index.
185 : */
186 0 : Reference<XAccessible> SAL_CALL AccessibleCell::getAccessibleChild (sal_Int32 nIndex) throw (IndexOutOfBoundsException, RuntimeException, std::exception)
187 : {
188 0 : SolarMutexGuard aSolarGuard;
189 0 : ThrowIfDisposed ();
190 :
191 : // todo: does GetChild throw IndexOutOfBoundsException?
192 0 : return mpText->GetChild (nIndex);
193 : }
194 :
195 :
196 :
197 : /** Return a copy of the state set.
198 : Possible states are:
199 : ENABLED
200 : SHOWING
201 : VISIBLE
202 : */
203 0 : Reference<XAccessibleStateSet> SAL_CALL AccessibleCell::getAccessibleStateSet (void) throw (RuntimeException, std::exception)
204 : {
205 0 : SolarMutexGuard aSolarGuard;
206 0 : ::osl::MutexGuard aGuard (maMutex);
207 0 : Reference<XAccessibleStateSet> xStateSet;
208 :
209 0 : if (rBHelper.bDisposed || mpText == NULL)
210 : {
211 : // Return a minimal state set that only contains the DEFUNC state.
212 0 : xStateSet = AccessibleContextBase::getAccessibleStateSet ();
213 : }
214 : else
215 : {
216 0 : ::utl::AccessibleStateSetHelper* pStateSet = static_cast< ::utl::AccessibleStateSetHelper*>(mxStateSet.get());
217 :
218 0 : if(pStateSet)
219 : {
220 : // Merge current FOCUSED state from edit engine.
221 0 : if (mpText != NULL)
222 : {
223 0 : if (mpText->HaveFocus())
224 0 : pStateSet->AddState (AccessibleStateType::FOCUSED);
225 : else
226 0 : pStateSet->RemoveState (AccessibleStateType::FOCUSED);
227 : }
228 : // Set the invisible state for merged cell
229 0 : if (mxCell.is() && mxCell->isMerged())
230 0 : pStateSet->RemoveState(AccessibleStateType::VISIBLE);
231 : else
232 0 : pStateSet->AddState(AccessibleStateType::VISIBLE);
233 :
234 :
235 : //Just when the parent table is not read-only,set states EDITABLE,RESIZABLE,MOVEABLE
236 0 : ::com::sun::star::uno::Reference<XAccessible> xTempAcc = getAccessibleParent();
237 0 : if( xTempAcc.is() )
238 : {
239 : ::com::sun::star::uno::Reference<XAccessibleContext>
240 0 : xTempAccContext = xTempAcc->getAccessibleContext();
241 0 : if( xTempAccContext.is() )
242 : {
243 : ::com::sun::star::uno::Reference<XAccessibleStateSet> rState =
244 0 : xTempAccContext->getAccessibleStateSet();
245 0 : if( rState.is() ) {
246 0 : com::sun::star::uno::Sequence<short> pStates = rState->getStates();
247 0 : int count = pStates.getLength();
248 0 : for( int iIndex = 0;iIndex < count;iIndex++ )
249 : {
250 0 : if( pStates[iIndex] == AccessibleStateType::EDITABLE )
251 : {
252 0 : pStateSet->AddState (AccessibleStateType::EDITABLE);
253 0 : pStateSet->AddState (AccessibleStateType::RESIZABLE);
254 0 : pStateSet->AddState (AccessibleStateType::MOVEABLE);
255 0 : break;
256 : }
257 0 : }
258 0 : }
259 0 : }
260 : }
261 : // Create a copy of the state set that may be modified by the
262 : // caller without affecting the current state set.
263 0 : xStateSet = Reference<XAccessibleStateSet>(new ::utl::AccessibleStateSetHelper (*pStateSet));
264 : }
265 : }
266 :
267 0 : return xStateSet;
268 : }
269 :
270 :
271 : // XAccessibleComponent
272 :
273 :
274 0 : sal_Bool SAL_CALL AccessibleCell::containsPoint( const ::com::sun::star::awt::Point& aPoint) throw (::com::sun::star::uno::RuntimeException, std::exception)
275 : {
276 0 : return AccessibleComponentBase::containsPoint( aPoint );
277 : }
278 :
279 : /** The implementation below is at the moment straightforward. It iterates
280 : over all children (and thereby instances all children which have not
281 : been already instatiated) until a child covering the specifed point is
282 : found.
283 : This leaves room for improvement. For instance, first iterate only over
284 : the already instantiated children and only if no match is found
285 : instantiate the remaining ones.
286 : */
287 0 : Reference<XAccessible > SAL_CALL AccessibleCell::getAccessibleAtPoint ( const ::com::sun::star::awt::Point& aPoint) throw(RuntimeException, std::exception)
288 : {
289 0 : SolarMutexGuard aSolarGuard;
290 0 : ::osl::MutexGuard aGuard (maMutex);
291 :
292 0 : sal_Int32 nChildCount = getAccessibleChildCount ();
293 0 : for (sal_Int32 i=0; i<nChildCount; ++i)
294 : {
295 0 : Reference<XAccessible> xChild (getAccessibleChild (i));
296 0 : if (xChild.is())
297 : {
298 0 : Reference<XAccessibleComponent> xChildComponent (xChild->getAccessibleContext(), uno::UNO_QUERY);
299 0 : if (xChildComponent.is())
300 : {
301 0 : awt::Rectangle aBBox (xChildComponent->getBounds());
302 0 : if ( (aPoint.X >= aBBox.X)
303 0 : && (aPoint.Y >= aBBox.Y)
304 0 : && (aPoint.X < aBBox.X+aBBox.Width)
305 0 : && (aPoint.Y < aBBox.Y+aBBox.Height) )
306 0 : return xChild;
307 0 : }
308 : }
309 0 : }
310 :
311 : // Have not found a child under the given point. Returning empty
312 : // reference to indicate this.
313 0 : return uno::Reference<XAccessible>();
314 : }
315 :
316 :
317 :
318 0 : ::com::sun::star::awt::Rectangle SAL_CALL AccessibleCell::getBounds(void) throw(RuntimeException, std::exception)
319 : {
320 0 : SolarMutexGuard aSolarGuard;
321 0 : ::osl::MutexGuard aGuard (maMutex);
322 :
323 0 : ThrowIfDisposed ();
324 0 : ::com::sun::star::awt::Rectangle aBoundingBox;
325 0 : if( mxCell.is() )
326 : {
327 : // Get the cell's bounding box in internal coordinates (in 100th of mm)
328 0 : const ::Rectangle aCellRect( mxCell->getCellRect() );
329 :
330 : // Transform coordinates from internal to pixel.
331 0 : if (maShapeTreeInfo.GetViewForwarder() == NULL)
332 0 : throw uno::RuntimeException ("AccessibleCell has no valid view forwarder",static_cast<uno::XWeak*>(this));
333 :
334 0 : ::Size aPixelSize( maShapeTreeInfo.GetViewForwarder()->LogicToPixel(::Size(aCellRect.GetWidth(), aCellRect.GetHeight())) );
335 0 : ::Point aPixelPosition( maShapeTreeInfo.GetViewForwarder()->LogicToPixel( aCellRect.TopLeft() ));
336 :
337 : // Clip the shape's bounding box with the bounding box of its parent.
338 0 : Reference<XAccessibleComponent> xParentComponent ( getAccessibleParent(), uno::UNO_QUERY);
339 0 : if (xParentComponent.is())
340 : {
341 : // Make the coordinates relative to the parent.
342 0 : awt::Point aParentLocation (xParentComponent->getLocationOnScreen());
343 0 : int x = aPixelPosition.getX() - aParentLocation.X;
344 0 : int y = aPixelPosition.getY() - aParentLocation.Y;
345 :
346 : // Clip with parent (with coordinates relative to itself).
347 0 : ::Rectangle aBBox ( x, y, x + aPixelSize.getWidth(), y + aPixelSize.getHeight());
348 0 : awt::Size aParentSize (xParentComponent->getSize());
349 0 : ::Rectangle aParentBBox (0,0, aParentSize.Width, aParentSize.Height);
350 0 : aBBox = aBBox.GetIntersection (aParentBBox);
351 0 : aBoundingBox = awt::Rectangle ( aBBox.getX(), aBBox.getY(), aBBox.getWidth(), aBBox.getHeight());
352 : }
353 : else
354 : {
355 : OSL_TRACE ("parent does not support component");
356 0 : aBoundingBox = awt::Rectangle (aPixelPosition.getX(), aPixelPosition.getY(),aPixelSize.getWidth(), aPixelSize.getHeight());
357 0 : }
358 : }
359 :
360 0 : return aBoundingBox;
361 : }
362 :
363 :
364 :
365 0 : ::com::sun::star::awt::Point SAL_CALL AccessibleCell::getLocation(void) throw (RuntimeException, std::exception)
366 : {
367 0 : ThrowIfDisposed ();
368 0 : ::com::sun::star::awt::Rectangle aBoundingBox(getBounds());
369 0 : return ::com::sun::star::awt::Point(aBoundingBox.X, aBoundingBox.Y);
370 : }
371 :
372 :
373 :
374 0 : ::com::sun::star::awt::Point SAL_CALL AccessibleCell::getLocationOnScreen(void) throw(RuntimeException, std::exception)
375 : {
376 0 : ThrowIfDisposed ();
377 :
378 : // Get relative position...
379 0 : ::com::sun::star::awt::Point aLocation(getLocation ());
380 :
381 : // ... and add absolute position of the parent.
382 0 : Reference<XAccessibleComponent> xParentComponent( getAccessibleParent(), uno::UNO_QUERY);
383 0 : if(xParentComponent.is())
384 : {
385 0 : ::com::sun::star::awt::Point aParentLocation(xParentComponent->getLocationOnScreen());
386 0 : aLocation.X += aParentLocation.X;
387 0 : aLocation.Y += aParentLocation.Y;
388 : }
389 : else
390 : {
391 : OSL_TRACE ("getLocation: parent does not support XAccessibleComponent");
392 : }
393 :
394 0 : return aLocation;
395 : }
396 :
397 :
398 :
399 0 : awt::Size SAL_CALL AccessibleCell::getSize (void) throw (RuntimeException, std::exception)
400 : {
401 0 : ThrowIfDisposed ();
402 0 : awt::Rectangle aBoundingBox (getBounds());
403 0 : return awt::Size (aBoundingBox.Width, aBoundingBox.Height);
404 : }
405 :
406 :
407 :
408 0 : void SAL_CALL AccessibleCell::addFocusListener ( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XFocusListener >& xListener) throw (::com::sun::star::uno::RuntimeException)
409 : {
410 0 : AccessibleComponentBase::addFocusListener( xListener );
411 0 : }
412 :
413 :
414 :
415 0 : void SAL_CALL AccessibleCell::removeFocusListener (const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XFocusListener >& xListener ) throw (::com::sun::star::uno::RuntimeException)
416 : {
417 0 : AccessibleComponentBase::removeFocusListener( xListener );
418 0 : }
419 :
420 :
421 :
422 0 : void SAL_CALL AccessibleCell::grabFocus (void) throw (::com::sun::star::uno::RuntimeException, std::exception)
423 : {
424 0 : AccessibleComponentBase::grabFocus();
425 0 : }
426 :
427 :
428 :
429 0 : sal_Int32 SAL_CALL AccessibleCell::getForeground(void) throw (RuntimeException, std::exception)
430 : {
431 0 : ThrowIfDisposed ();
432 0 : sal_Int32 nColor (0x0ffffffL);
433 :
434 : // todo
435 0 : return nColor;
436 : }
437 :
438 :
439 :
440 0 : sal_Int32 SAL_CALL AccessibleCell::getBackground (void) throw (RuntimeException, std::exception)
441 : {
442 0 : ThrowIfDisposed ();
443 0 : sal_Int32 nColor (0L);
444 :
445 : // todo
446 0 : return nColor;
447 : }
448 :
449 :
450 : // XAccessibleExtendedComponent
451 :
452 :
453 0 : ::com::sun::star::uno::Reference< ::com::sun::star::awt::XFont > SAL_CALL AccessibleCell::getFont (void) throw (::com::sun::star::uno::RuntimeException, std::exception)
454 : {
455 : //todo
456 0 : return AccessibleComponentBase::getFont();
457 : }
458 :
459 :
460 :
461 0 : OUString SAL_CALL AccessibleCell::getTitledBorderText (void) throw (::com::sun::star::uno::RuntimeException, std::exception)
462 : {
463 0 : return AccessibleComponentBase::getTitledBorderText();
464 : }
465 :
466 :
467 :
468 0 : OUString SAL_CALL AccessibleCell::getToolTipText (void) throw (::com::sun::star::uno::RuntimeException, std::exception)
469 : {
470 0 : return AccessibleComponentBase::getToolTipText();
471 : }
472 :
473 :
474 : // XAccessibleEventBroadcaster
475 :
476 :
477 0 : void SAL_CALL AccessibleCell::addAccessibleEventListener( const Reference<XAccessibleEventListener >& rxListener) throw (RuntimeException, std::exception)
478 : {
479 0 : SolarMutexGuard aSolarGuard;
480 0 : ::osl::MutexGuard aGuard (maMutex);
481 0 : if (rBHelper.bDisposed || rBHelper.bInDispose)
482 : {
483 0 : Reference<XInterface> xSource( static_cast<XComponent *>(this) );
484 0 : lang::EventObject aEventObj(xSource);
485 0 : rxListener->disposing(aEventObj);
486 : }
487 : else
488 : {
489 0 : AccessibleContextBase::addAccessibleEventListener (rxListener);
490 0 : if (mpText != NULL)
491 0 : mpText->AddEventListener (rxListener);
492 0 : }
493 0 : }
494 :
495 :
496 :
497 0 : void SAL_CALL AccessibleCell::removeAccessibleEventListener( const Reference<XAccessibleEventListener >& rxListener) throw (RuntimeException, std::exception)
498 : {
499 0 : SolarMutexGuard aSolarGuard;
500 0 : AccessibleContextBase::removeAccessibleEventListener(rxListener);
501 0 : if (mpText != NULL)
502 0 : mpText->RemoveEventListener (rxListener);
503 0 : }
504 :
505 :
506 : // XServiceInfo
507 :
508 :
509 0 : OUString SAL_CALL AccessibleCell::getImplementationName(void) throw (RuntimeException, std::exception)
510 : {
511 0 : return OUString("AccessibleCell");
512 : }
513 :
514 :
515 :
516 0 : Sequence<OUString> SAL_CALL AccessibleCell::getSupportedServiceNames(void) throw (RuntimeException, std::exception)
517 : {
518 0 : ThrowIfDisposed ();
519 :
520 : // Get list of supported service names from base class...
521 0 : uno::Sequence<OUString> aServiceNames = AccessibleContextBase::getSupportedServiceNames();
522 0 : sal_Int32 nCount (aServiceNames.getLength());
523 :
524 : // ...and add additional names.
525 0 : aServiceNames.realloc (nCount + 1);
526 0 : static const OUString sAdditionalServiceName ("com.sun.star.drawing.AccessibleCell");
527 0 : aServiceNames[nCount] = sAdditionalServiceName;
528 :
529 0 : return aServiceNames;
530 : }
531 :
532 :
533 : // IAccessibleViewForwarderListener
534 :
535 :
536 0 : void AccessibleCell::ViewForwarderChanged (ChangeType /*aChangeType*/, const IAccessibleViewForwarder* /*pViewForwarder*/)
537 : {
538 : // Inform all listeners that the graphical representation (i.e. size
539 : // and/or position) of the shape has changed.
540 0 : CommitChange(AccessibleEventId::VISIBLE_DATA_CHANGED, Any(), Any());
541 :
542 : // update our children that our screen position might have changed
543 0 : if( mpText )
544 0 : mpText->UpdateChildren();
545 0 : }
546 :
547 :
548 : // protected
549 :
550 :
551 0 : void AccessibleCell::disposing (void)
552 : {
553 0 : SolarMutexGuard aSolarGuard;
554 0 : ::osl::MutexGuard aGuard (maMutex);
555 :
556 : // Make sure to send an event that this object looses the focus in the
557 : // case that it has the focus.
558 0 : ::utl::AccessibleStateSetHelper* pStateSet = static_cast< ::utl::AccessibleStateSetHelper*>(mxStateSet.get());
559 0 : if (pStateSet != NULL)
560 0 : pStateSet->RemoveState(AccessibleStateType::FOCUSED);
561 :
562 0 : if (mpText != NULL)
563 : {
564 0 : mpText->Dispose();
565 0 : delete mpText;
566 0 : mpText = NULL;
567 : }
568 :
569 : // Cleanup. Remove references to objects to allow them to be
570 : // destroyed.
571 0 : mxCell.clear();
572 0 : maShapeTreeInfo = AccessibleShapeTreeInfo();
573 :
574 : // Call base classes.
575 0 : AccessibleContextBase::dispose ();
576 0 : }
577 :
578 0 : sal_Int32 SAL_CALL AccessibleCell::getAccessibleIndexInParent (void) throw (RuntimeException, std::exception)
579 : {
580 0 : ThrowIfDisposed ();
581 0 : return mnIndexInParent;
582 : }
583 :
584 0 : sdr::table::CellRef AccessibleCell::getCellRef()
585 : {
586 0 : return mxCell;
587 : }
588 :
589 0 : OUString AccessibleCell::getCellName( sal_Int32 nCol, sal_Int32 nRow )
590 : {
591 0 : OUStringBuffer aBuf;
592 :
593 0 : if (nCol < 26*26)
594 : {
595 0 : if (nCol < 26)
596 : aBuf.append( static_cast<sal_Unicode>( 'A' +
597 0 : static_cast<sal_uInt16>(nCol)));
598 : else
599 : {
600 : aBuf.append( static_cast<sal_Unicode>( 'A' +
601 0 : (static_cast<sal_uInt16>(nCol) / 26) - 1));
602 : aBuf.append( static_cast<sal_Unicode>( 'A' +
603 0 : (static_cast<sal_uInt16>(nCol) % 26)));
604 : }
605 : }
606 : else
607 : {
608 0 : OUStringBuffer aStr;
609 0 : while (nCol >= 26)
610 : {
611 0 : sal_Int32 nC = nCol % 26;
612 : aStr.append(static_cast<sal_Unicode>( 'A' +
613 0 : static_cast<sal_uInt16>(nC)));
614 0 : nCol = nCol - nC;
615 0 : nCol = nCol / 26 - 1;
616 : }
617 : aStr.append(static_cast<sal_Unicode>( 'A' +
618 0 : static_cast<sal_uInt16>(nCol)));
619 0 : aBuf.append(comphelper::string::reverseString(aStr.makeStringAndClear()));
620 : }
621 0 : aBuf.append( OUString::number(nRow+1) );
622 0 : return aBuf.makeStringAndClear();
623 : }
624 :
625 0 : OUString SAL_CALL AccessibleCell::getAccessibleName (void) throw (::com::sun::star::uno::RuntimeException, std::exception)
626 : {
627 0 : ThrowIfDisposed ();
628 0 : SolarMutexGuard aSolarGuard;
629 :
630 0 : if( pAccTable )
631 : {
632 : try
633 : {
634 0 : sal_Int32 nRow = 0, nCol = 0;
635 0 : pAccTable->getColumnAndRow(mnIndexInParent, nCol, nRow);
636 0 : return getCellName( nCol, nRow );
637 : }
638 0 : catch(const Exception&)
639 : {
640 : }
641 : }
642 :
643 0 : return AccessibleCellBase::getAccessibleName();
644 : }
645 :
646 0 : void AccessibleCell::UpdateChildren()
647 : {
648 0 : if (mpText)
649 0 : mpText->UpdateChildren();
650 0 : }
651 :
652 : /* MT: Above getAccessibleName was introduced with IA2 CWS, while below was introduce in 3.3 meanwhile. Check which one is correct
653 : +If this is correct, we also don't need sdr::table::CellRef getCellRef(), UpdateChildren(), getCellName( sal_Int32 nCol, sal_Int32 nRow ) above
654 : +
655 :
656 : OUString SAL_CALL AccessibleCell::getAccessibleName (void) throw (::com::sun::star::uno::RuntimeException)
657 : {
658 : ThrowIfDisposed ();
659 : SolarMutexGuard aSolarGuard;
660 :
661 : if( mxCell.is() )
662 : return mxCell->getName();
663 :
664 : return AccessibleCellBase::getAccessibleName();
665 : }
666 : */
667 :
668 : } // end of namespace accessibility
669 :
670 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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