/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /************************************************************************* * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * Copyright 2000, 2010 Oracle and/or its affiliates. * * OpenOffice.org - a multi-platform office productivity suite * * This file is part of OpenOffice.org. * * OpenOffice.org is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License version 3 * only, as published by the Free Software Foundation. * * OpenOffice.org is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License version 3 for more details * (a copy is included in the LICENSE file that accompanied this code). * * You should have received a copy of the GNU Lesser General Public License * version 3 along with OpenOffice.org. If not, see * * for a copy of the LGPLv3 License. * ************************************************************************/ // MARKER(update_precomp.py): autogen include statement, do not remove #include "precompiled_sw.hxx" #if (OSL_DEBUG_LEVEL > 1) && defined TEST_MIB #ifndef _STRING_HXX #include #endif #ifndef _STREAM_HXX #include #endif #endif // #if (OSL_DEBUG_LEVEL > 1) && defined TEST_MIB #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace sw::access; #if (OSL_DEBUG_LEVEL > 1) && defined TEST_MIB #define DBG_MSG( _msg ) \ lcl_SwAccessibleContext_DbgMsg( this, _msg, 0, sal_False ); #define DBG_MSG_CD( _msg ) \ lcl_SwAccessibleContext_DbgMsg( this, _msg, 0, sal_True ); #define DBG_MSG_PARAM( _msg, _param ) \ lcl_SwAccessibleContext_DbgMsg( this, _msg, _param, sal_False ); #define DBG_MSG_THIS_PARAM( _msg, _this, _param ) \ lcl_SwAccessibleContext_DbgMsg( _this, _msg, _param, sal_False ); void lcl_SwAccessibleContext_DbgMsg( SwAccessibleContext *pThisAcc, const char *pMsg, SwAccessibleContext *pChildAcc, sal_Bool bConstrDestr ); #else #define DBG_MSG( _msg ) #define DBG_MSG_PARAM( _msg, _param ) #define DBG_MSG_THIS_PARAM( _msg, _this, _param ) #define DBG_MSG_CD( _msg ) #endif using namespace ::com::sun::star; using namespace ::com::sun::star::accessibility; using ::rtl::OUString; void SwAccessibleContext::InitStates() { bIsShowingState = GetMap() ? IsShowing( *(GetMap()) ) : sal_False; ViewShell *pVSh = GetMap()->GetShell(); bIsEditableState = pVSh && IsEditable( pVSh ); bIsOpaqueState = pVSh && IsOpaque( pVSh ); bIsDefuncState = sal_False; } void SwAccessibleContext::SetParent( SwAccessibleContext *pParent ) { osl::MutexGuard aGuard( aMutex ); uno::Reference < XAccessible > xParent( pParent ); xWeakParent = xParent; } uno::Reference< XAccessible > SwAccessibleContext::GetWeakParent() const { osl::MutexGuard aGuard( aMutex ); uno::Reference< XAccessible > xParent( xWeakParent ); return xParent; } Window *SwAccessibleContext::GetWindow() { Window *pWin = 0; if( GetMap() ) { const ViewShell *pVSh = GetMap()->GetShell(); OSL_ENSURE( pVSh, "no view shell" ); if( pVSh ) pWin = pVSh->GetWin(); OSL_ENSURE( pWin, "no window" ); } return pWin; } // get ViewShell from accessibility map, and cast to cursor shell SwCrsrShell* SwAccessibleContext::GetCrsrShell() { SwCrsrShell* pCrsrShell; ViewShell* pViewShell = GetMap() ? GetMap()->GetShell() : 0; OSL_ENSURE( pViewShell, "no view shell" ); if( pViewShell && pViewShell->ISA( SwCrsrShell ) ) pCrsrShell = static_cast( pViewShell ); else pCrsrShell = NULL; return pCrsrShell; } const SwCrsrShell* SwAccessibleContext::GetCrsrShell() const { // just like non-const GetCrsrShell const SwCrsrShell* pCrsrShell; const ViewShell* pViewShell = GetMap() ? GetMap()->GetShell() : 0; OSL_ENSURE( pViewShell, "no view shell" ); if( pViewShell && pViewShell->ISA( SwCrsrShell ) ) pCrsrShell = static_cast( pViewShell ); else pCrsrShell = NULL; return pCrsrShell; } enum Action { NONE, SCROLLED, SCROLLED_WITHIN, SCROLLED_IN, SCROLLED_OUT }; void SwAccessibleContext::ChildrenScrolled( const SwFrm *pFrm, const SwRect& rOldVisArea ) { const SwRect& rNewVisArea = GetVisArea(); const bool bVisibleChildrenOnly = SwAccessibleChild( pFrm ).IsVisibleChildrenOnly(); const SwAccessibleChildSList aList( *pFrm, *(GetMap()) ); SwAccessibleChildSList::const_iterator aIter( aList.begin() ); while( aIter != aList.end() ) { const SwAccessibleChild& rLower = *aIter; const SwRect aBox( rLower.GetBox( *(GetMap()) ) ); if( rLower.IsAccessible( GetShell()->IsPreView() ) ) { Action eAction = NONE; if( aBox.IsOver( rNewVisArea ) ) { if( aBox.IsOver( rOldVisArea ) ) { eAction = SCROLLED_WITHIN; } else { if ( bVisibleChildrenOnly && !rLower.AlwaysIncludeAsChild() ) { eAction = SCROLLED_IN; } else { eAction = SCROLLED; } } } else if( aBox.IsOver( rOldVisArea ) ) { if ( bVisibleChildrenOnly && !rLower.AlwaysIncludeAsChild() ) { eAction = SCROLLED_OUT; } else { eAction = SCROLLED; } } else if( !bVisibleChildrenOnly || rLower.AlwaysIncludeAsChild() ) { // This wouldn't be required if the SwAccessibleFrame, // wouldn't know about the vis area. eAction = SCROLLED; } if( NONE != eAction ) { if ( rLower.GetSwFrm() ) { OSL_ENSURE( !rLower.AlwaysIncludeAsChild(), " - always included child not considered!" ); const SwFrm* pLower( rLower.GetSwFrm() ); ::rtl::Reference< SwAccessibleContext > xAccImpl = GetMap()->GetContextImpl( pLower, SCROLLED_OUT == eAction || SCROLLED_IN == eAction ); if( xAccImpl.is() ) { switch( eAction ) { case SCROLLED: xAccImpl->Scrolled( rOldVisArea ); break; case SCROLLED_WITHIN: xAccImpl->ScrolledWithin( rOldVisArea ); break; case SCROLLED_IN: xAccImpl->ScrolledIn(); break; case SCROLLED_OUT: xAccImpl->ScrolledOut( rOldVisArea ); break; case NONE: break; } } else { ChildrenScrolled( pLower, rOldVisArea ); } } else if ( rLower.GetDrawObject() ) { OSL_ENSURE( !rLower.AlwaysIncludeAsChild(), " - always included child not considered!" ); ::rtl::Reference< ::accessibility::AccessibleShape > xAccImpl = GetMap()->GetContextImpl( rLower.GetDrawObject(), this, SCROLLED_OUT == eAction || SCROLLED_IN == eAction ); if( xAccImpl.is() ) { switch( eAction ) { case SCROLLED: case SCROLLED_WITHIN: xAccImpl->ViewForwarderChanged( ::accessibility::IAccessibleViewForwarderListener::VISIBLE_AREA, GetMap() ); break; case SCROLLED_IN: ScrolledInShape( rLower.GetDrawObject(), xAccImpl.get() ); break; case SCROLLED_OUT: { xAccImpl->ViewForwarderChanged( ::accessibility::IAccessibleViewForwarderListener::VISIBLE_AREA, GetMap() ); DisposeShape( rLower.GetDrawObject(), xAccImpl.get() ); } break; case NONE: break; } } } else if ( rLower.GetWindow() ) { // nothing to do - as such children are always included as children. OSL_ENSURE( rLower.AlwaysIncludeAsChild(), " - not always included child not considered!" ); } } } else if ( rLower.GetSwFrm() && ( !bVisibleChildrenOnly || aBox.IsOver( rOldVisArea ) || aBox.IsOver( rNewVisArea ) ) ) { // There are no unaccessible SdrObjects that need to be notified ChildrenScrolled( rLower.GetSwFrm(), rOldVisArea ); } ++aIter; } } void SwAccessibleContext::Scrolled( const SwRect& rOldVisArea ) { SetVisArea( GetMap()->GetVisArea() ); ChildrenScrolled( GetFrm(), rOldVisArea ); sal_Bool bIsOldShowingState; sal_Bool bIsNewShowingState = IsShowing( *(GetMap()) ); { osl::MutexGuard aGuard( aMutex ); bIsOldShowingState = bIsShowingState; bIsShowingState = bIsNewShowingState; } if( bIsOldShowingState != bIsNewShowingState ) FireStateChangedEvent( AccessibleStateType::SHOWING, bIsNewShowingState ); } void SwAccessibleContext::ScrolledWithin( const SwRect& rOldVisArea ) { SetVisArea( GetMap()->GetVisArea() ); ChildrenScrolled( GetFrm(), rOldVisArea ); FireVisibleDataEvent(); } void SwAccessibleContext::ScrolledIn() { // This accessible should be freshly created, because it // was not visisble before. Therefor, its vis area must already // reflect the scrolling. OSL_ENSURE( GetVisArea() == GetMap()->GetVisArea(), "Vis area of child is wrong. Did it exist already?" ); // Send child event at parent. That's all we have to do here. const SwFrm* pParent = GetParent(); ::rtl::Reference< SwAccessibleContext > xParentImpl( GetMap()->GetContextImpl( pParent, sal_False ) ); uno::Reference < XAccessibleContext > xThis( this ); if( xParentImpl.is() ) { SetParent( xParentImpl.get() ); AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::CHILD; aEvent.NewValue <<= xThis; xParentImpl->FireAccessibleEvent( aEvent ); DBG_MSG_PARAM( "AccessibleChild (added)", xChildImpl.get() ); if( HasCursor() ) { Window *pWin = GetWindow(); if( pWin && pWin->HasFocus() ) { FireStateChangedEvent( AccessibleStateType::FOCUSED, sal_True ); } } } } void SwAccessibleContext::ScrolledOut( const SwRect& rOldVisArea ) { SetVisArea( GetMap()->GetVisArea() ); // First of all, update the children. That's required to dispose // all children that are existing only if they are visible. They // are not disposed by the recusive Dispose call that follows later on, // because this call will only dispose children that are in the // new vis area. The children we want to dispode however are in the // old vis area all. ChildrenScrolled( GetFrm(), rOldVisArea ); // Broadcast a state changed event for the showing state. // It might be that the child is freshly created just to send // the child event. In this case no listener will exist. FireStateChangedEvent( AccessibleStateType::SHOWING, sal_False ); // We now dispose the frame Dispose( sal_True ); } // #i27301# - use new type definition for <_nStates> void SwAccessibleContext::InvalidateChildrenStates( const SwFrm* _pFrm, tAccessibleStates _nStates ) { const SwAccessibleChildSList aVisList( GetVisArea(), *_pFrm, *(GetMap()) ); SwAccessibleChildSList::const_iterator aIter( aVisList.begin() ); while( aIter != aVisList.end() ) { const SwAccessibleChild& rLower = *aIter; const SwFrm* pLower = rLower.GetSwFrm(); if( pLower ) { ::rtl::Reference< SwAccessibleContext > xAccImpl; if( rLower.IsAccessible( GetShell()->IsPreView() ) ) xAccImpl = GetMap()->GetContextImpl( pLower, sal_False ); if( xAccImpl.is() ) xAccImpl->InvalidateStates( _nStates ); else InvalidateChildrenStates( pLower, _nStates ); } else if ( rLower.GetDrawObject() ) { // TODO: SdrObjects } else if ( rLower.GetWindow() ) { // nothing to do ? } ++aIter; } } // <-- void SwAccessibleContext::DisposeChildren( const SwFrm *pFrm, sal_Bool bRecursive ) { const SwAccessibleChildSList aVisList( GetVisArea(), *pFrm, *(GetMap()) ); SwAccessibleChildSList::const_iterator aIter( aVisList.begin() ); while( aIter != aVisList.end() ) { const SwAccessibleChild& rLower = *aIter; const SwFrm* pLower = rLower.GetSwFrm(); if( pLower ) { ::rtl::Reference< SwAccessibleContext > xAccImpl; if( rLower.IsAccessible( GetShell()->IsPreView() ) ) xAccImpl = GetMap()->GetContextImpl( pLower, sal_False ); if( xAccImpl.is() ) xAccImpl->Dispose( bRecursive ); else if( bRecursive ) DisposeChildren( pLower, bRecursive ); } else if ( rLower.GetDrawObject() ) { ::rtl::Reference< ::accessibility::AccessibleShape > xAccImpl( GetMap()->GetContextImpl( rLower.GetDrawObject(), this, sal_False ) ); if( xAccImpl.is() ) DisposeShape( rLower.GetDrawObject(), xAccImpl.get() ); } else if ( rLower.GetWindow() ) { DisposeChild( rLower, sal_False ); } ++aIter; } } void SwAccessibleContext::_InvalidateContent( sal_Bool ) { } void SwAccessibleContext::_InvalidateCursorPos() { } void SwAccessibleContext::_InvalidateFocus() { } void SwAccessibleContext::FireAccessibleEvent( AccessibleEventObject& rEvent ) { OSL_ENSURE( GetFrm(), "fire event for diposed frame?" ); if( !GetFrm() ) return; if( !rEvent.Source.is() ) { uno::Reference < XAccessibleContext > xThis( this ); rEvent.Source = xThis; } if (nClientId) comphelper::AccessibleEventNotifier::addEvent( nClientId, rEvent ); } void SwAccessibleContext::FireVisibleDataEvent() { AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::VISIBLE_DATA_CHANGED; FireAccessibleEvent( aEvent ); DBG_MSG( "AccessibleVisibleData" ) } void SwAccessibleContext::FireStateChangedEvent( sal_Int16 nState, sal_Bool bNewState ) { AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::STATE_CHANGED; if( bNewState ) aEvent.NewValue <<= nState; else aEvent.OldValue <<= nState; FireAccessibleEvent( aEvent ); DBG_MSG( "StateChanged" ) } void SwAccessibleContext::GetStates( ::utl::AccessibleStateSetHelper& rStateSet ) { SolarMutexGuard aGuard; // SHOWING if( bIsShowingState ) rStateSet.AddState( AccessibleStateType::SHOWING ); // EDITABLE if( bIsEditableState ) rStateSet.AddState( AccessibleStateType::EDITABLE ); // ENABLED rStateSet.AddState( AccessibleStateType::ENABLED ); // OPAQUE if( bIsOpaqueState ) rStateSet.AddState( AccessibleStateType::OPAQUE ); // VISIBLE rStateSet.AddState( AccessibleStateType::VISIBLE ); if( bIsDefuncState ) rStateSet.AddState( AccessibleStateType::DEFUNC ); } sal_Bool SwAccessibleContext::IsEditableState() { sal_Bool bRet; { osl::MutexGuard aGuard( aMutex ); bRet = bIsEditableState; } return bRet; } SwAccessibleContext::SwAccessibleContext( SwAccessibleMap *pM, sal_Int16 nR, const SwFrm *pF ) : SwAccessibleFrame( pM->GetVisArea().SVRect(), pF, pM->GetShell()->IsPreView() ) , pMap( pM ) , nClientId(0) , nRole( nR ) , bDisposing( sal_False ) , bRegisteredAtAccessibleMap( true ) { InitStates(); DBG_MSG_CD( "constructed" ) } SwAccessibleContext::~SwAccessibleContext() { SolarMutexGuard aGuard; DBG_MSG_CD( "destructed" ) RemoveFrmFromAccessibleMap(); } uno::Reference< XAccessibleContext > SAL_CALL SwAccessibleContext::getAccessibleContext( void ) throw (uno::RuntimeException) { uno::Reference < XAccessibleContext > xRet( this ); return xRet; } sal_Int32 SAL_CALL SwAccessibleContext::getAccessibleChildCount( void ) throw (uno::RuntimeException) { SolarMutexGuard aGuard; CHECK_FOR_DEFUNC( XAccessibleContext ) return bDisposing ? 0 : GetChildCount( *(GetMap()) ); } uno::Reference< XAccessible> SAL_CALL SwAccessibleContext::getAccessibleChild( sal_Int32 nIndex ) throw (uno::RuntimeException, lang::IndexOutOfBoundsException) { SolarMutexGuard aGuard; CHECK_FOR_DEFUNC( XAccessibleContext ) const SwAccessibleChild aChild( GetChild( *(GetMap()), nIndex ) ); if( !aChild.IsValid() ) { uno::Reference < XAccessibleContext > xThis( this ); lang::IndexOutOfBoundsException aExcept( OUString( RTL_CONSTASCII_USTRINGPARAM("index out of bounds") ), xThis ); throw aExcept; } uno::Reference< XAccessible > xChild; if( aChild.GetSwFrm() ) { ::rtl::Reference < SwAccessibleContext > xChildImpl( GetMap()->GetContextImpl( aChild.GetSwFrm(), !bDisposing ) ); if( xChildImpl.is() ) { xChildImpl->SetParent( this ); xChild = xChildImpl.get(); } } else if ( aChild.GetDrawObject() ) { ::rtl::Reference < ::accessibility::AccessibleShape > xChildImpl( GetMap()->GetContextImpl( aChild.GetDrawObject(), this, !bDisposing ) ); if( xChildImpl.is() ) xChild = xChildImpl.get(); } else if ( aChild.GetWindow() ) { xChild = aChild.GetWindow()->GetAccessible(); } return xChild; } uno::Reference< XAccessible> SAL_CALL SwAccessibleContext::getAccessibleParent (void) throw (uno::RuntimeException) { SolarMutexGuard aGuard; CHECK_FOR_DEFUNC( XAccessibleContext ) const SwFrm *pUpper = GetParent(); OSL_ENSURE( pUpper != 0 || bDisposing, "no upper found" ); uno::Reference< XAccessible > xAcc; if( pUpper ) xAcc = GetMap()->GetContext( pUpper, !bDisposing ); OSL_ENSURE( xAcc.is() || bDisposing, "no parent found" ); // Remember the parent as weak ref. { osl::MutexGuard aWeakParentGuard( aMutex ); xWeakParent = xAcc; } return xAcc; } sal_Int32 SAL_CALL SwAccessibleContext::getAccessibleIndexInParent (void) throw (uno::RuntimeException) { SolarMutexGuard aGuard; CHECK_FOR_DEFUNC( XAccessibleContext ) const SwFrm *pUpper = GetParent(); OSL_ENSURE( pUpper != 0 || bDisposing, "no upper found" ); sal_Int32 nIndex = -1; if( pUpper ) { ::rtl::Reference < SwAccessibleContext > xAccImpl( GetMap()->GetContextImpl( pUpper, !bDisposing ) ); OSL_ENSURE( xAccImpl.is() || bDisposing, "no parent found" ); if( xAccImpl.is() ) nIndex = xAccImpl->GetChildIndex( *(GetMap()), SwAccessibleChild(GetFrm()) ); } return nIndex; } sal_Int16 SAL_CALL SwAccessibleContext::getAccessibleRole (void) throw (uno::RuntimeException) { return nRole; } OUString SAL_CALL SwAccessibleContext::getAccessibleDescription (void) throw (uno::RuntimeException) { OSL_ENSURE( !this, "description needs to be overloaded" ); THROW_RUNTIME_EXCEPTION( XAccessibleContext, "internal error (method must be overloaded)" ); } OUString SAL_CALL SwAccessibleContext::getAccessibleName (void) throw (uno::RuntimeException) { return sName; } uno::Reference< XAccessibleRelationSet> SAL_CALL SwAccessibleContext::getAccessibleRelationSet (void) throw (uno::RuntimeException) { // by default there are no relations uno::Reference< XAccessibleRelationSet> xRet( new utl::AccessibleRelationSetHelper() ); return xRet; } uno::Reference SAL_CALL SwAccessibleContext::getAccessibleStateSet (void) throw (uno::RuntimeException) { SolarMutexGuard aGuard; CHECK_FOR_DEFUNC( XAccessibleContext ) ::utl::AccessibleStateSetHelper *pStateSet = new ::utl::AccessibleStateSetHelper; uno::Reference xStateSet( pStateSet ); GetStates( *pStateSet ); return xStateSet; } lang::Locale SAL_CALL SwAccessibleContext::getLocale (void) throw (IllegalAccessibleComponentStateException, uno::RuntimeException) { SolarMutexGuard aGuard; lang::Locale aLoc( Application::GetSettings().GetLocale() ); return aLoc; } void SAL_CALL SwAccessibleContext::addEventListener( const uno::Reference< XAccessibleEventListener >& xListener ) throw (uno::RuntimeException) { DBG_MSG( "accessible event listener added" ) if (xListener.is()) { SolarMutexGuard aGuard; if (!nClientId) nClientId = comphelper::AccessibleEventNotifier::registerClient( ); comphelper::AccessibleEventNotifier::addEventListener( nClientId, xListener ); } } void SAL_CALL SwAccessibleContext::removeEventListener( const uno::Reference< XAccessibleEventListener >& xListener ) throw (uno::RuntimeException) { DBG_MSG( "accessible event listener removed" ) if (xListener.is()) { SolarMutexGuard aGuard; sal_Int32 nListenerCount = comphelper::AccessibleEventNotifier::removeEventListener( nClientId, xListener ); if ( !nListenerCount ) { // no listeners anymore // -> revoke ourself. This may lead to the notifier thread dying (if we were the last client), // and at least to us not firing any events anymore, in case somebody calls // NotifyAccessibleEvent, again comphelper::AccessibleEventNotifier::revokeClient( nClientId ); nClientId = 0; } } } static sal_Bool lcl_PointInRectangle(const awt::Point & aPoint, const awt::Rectangle & aRect) { long nDiffX = aPoint.X - aRect.X; long nDiffY = aPoint.Y - aRect.Y; return nDiffX >= 0 && nDiffX < aRect.Width && nDiffY >= 0 && nDiffY < aRect.Height; } sal_Bool SAL_CALL SwAccessibleContext::containsPoint( const awt::Point& aPoint ) throw (uno::RuntimeException) { awt::Rectangle aPixBounds = getBoundsImpl(sal_True); aPixBounds.X = 0; aPixBounds.Y = 0; return lcl_PointInRectangle(aPoint, aPixBounds); } uno::Reference< XAccessible > SAL_CALL SwAccessibleContext::getAccessibleAtPoint( const awt::Point& aPoint ) throw (uno::RuntimeException) { SolarMutexGuard aGuard; CHECK_FOR_DEFUNC( XAccessibleComponent ) uno::Reference< XAccessible > xAcc; Window *pWin = GetWindow(); CHECK_FOR_WINDOW( XAccessibleComponent, pWin ) Point aPixPoint( aPoint.X, aPoint.Y ); // px rel to parent if( !GetFrm()->IsRootFrm() ) { SwRect aLogBounds( GetBounds( *(GetMap()), GetFrm() ) ); // twip rel to doc root Point aPixPos( GetMap()->CoreToPixel( aLogBounds.SVRect() ).TopLeft() ); aPixPoint.X() += aPixPos.X(); aPixPoint.Y() += aPixPos.Y(); } const SwAccessibleChild aChild( GetChildAtPixel( aPixPoint, *(GetMap()) ) ); if( aChild.GetSwFrm() ) { xAcc = GetMap()->GetContext( aChild.GetSwFrm() ); } else if( aChild.GetDrawObject() ) { xAcc = GetMap()->GetContext( aChild.GetDrawObject(), this ); } else if ( aChild.GetWindow() ) { xAcc = aChild.GetWindow()->GetAccessible(); } return xAcc; } /** Get bounding box. There are two modes. - realative Return bounding box relative to parent if parent is no root frame. Otherwise return the absolute bounding box. - absolute Return the absolute bounding box. @param bRelative true: Use relative mode. false: Use absolute mode. */ awt::Rectangle SAL_CALL SwAccessibleContext::getBoundsImpl(sal_Bool bRelative) throw (uno::RuntimeException) { SolarMutexGuard aGuard; CHECK_FOR_DEFUNC( XAccessibleComponent ) const SwFrm *pParent = GetParent(); OSL_ENSURE( pParent, "no Parent found" ); Window *pWin = GetWindow(); CHECK_FOR_WINDOW( XAccessibleComponent, pWin && pParent ) SwRect aLogBounds( GetBounds( *(GetMap()), GetFrm() ) ); // twip rel to doc root Rectangle aPixBounds( 0, 0, 0, 0 ); if( GetFrm()->IsPageFrm() && static_cast < const SwPageFrm * >( GetFrm() )->IsEmptyPage() ) { OSL_ENSURE( GetShell()->IsPreView(), "empty page accessible?" ); if( GetShell()->IsPreView() ) { // adjust method call GetPreViewPageSize()> sal_uInt16 nPageNum = static_cast < const SwPageFrm * >( GetFrm() )->GetPhyPageNum(); aLogBounds.SSize( GetMap()->GetPreViewPageSize( nPageNum ) ); } } if( !aLogBounds.IsEmpty() ) { aPixBounds = GetMap()->CoreToPixel( aLogBounds.SVRect() ); if( !pParent->IsRootFrm() && bRelative) { SwRect aParentLogBounds( GetBounds( *(GetMap()), pParent ) ); // twip rel to doc root Point aParentPixPos( GetMap()->CoreToPixel( aParentLogBounds.SVRect() ).TopLeft() ); aPixBounds.Move( -aParentPixPos.X(), -aParentPixPos.Y() ); } } awt::Rectangle aBox( aPixBounds.Left(), aPixBounds.Top(), aPixBounds.GetWidth(), aPixBounds.GetHeight() ); return aBox; } awt::Rectangle SAL_CALL SwAccessibleContext::getBounds() throw (uno::RuntimeException) { return getBoundsImpl(sal_True); } awt::Point SAL_CALL SwAccessibleContext::getLocation() throw (uno::RuntimeException) { awt::Rectangle aRect = getBoundsImpl(sal_True); awt::Point aPoint(aRect.X, aRect.Y); return aPoint; } awt::Point SAL_CALL SwAccessibleContext::getLocationOnScreen() throw (uno::RuntimeException) { awt::Rectangle aRect = getBoundsImpl(sal_False); Point aPixPos(aRect.X, aRect.Y); /* getBoundsImpl already checked that GetWindow returns valid pointer. */ aPixPos = GetWindow()->OutputToAbsoluteScreenPixel(aPixPos); awt::Point aPoint(aPixPos.X(), aPixPos.Y()); return aPoint; } awt::Size SAL_CALL SwAccessibleContext::getSize() throw (uno::RuntimeException) { awt::Rectangle aRect = getBoundsImpl(sal_False); awt::Size aSize( aRect.Width, aRect.Height ); return aSize; } void SAL_CALL SwAccessibleContext::grabFocus() throw (uno::RuntimeException) { SolarMutexGuard aGuard; CHECK_FOR_DEFUNC( XAccessibleContext ); if( GetFrm()->IsFlyFrm() ) { const SdrObject *pObj = static_cast < const SwFlyFrm * >( GetFrm() )->GetVirtDrawObj(); if( pObj ) Select( const_cast < SdrObject * >( pObj ), sal_False ); } else { const SwCntntFrm *pCFrm = 0; if( GetFrm()->IsCntntFrm() ) pCFrm = static_cast< const SwCntntFrm * >( GetFrm() ); else if( GetFrm()->IsLayoutFrm() ) pCFrm = static_cast< const SwLayoutFrm * >( GetFrm() )->ContainsCntnt(); if( pCFrm && pCFrm->IsTxtFrm() ) { const SwTxtFrm *pTxtFrm = static_cast< const SwTxtFrm * >( pCFrm ); const SwTxtNode *pTxtNd = pTxtFrm->GetTxtNode(); if( pTxtNd ) { // create pam for selection SwIndex aIndex( const_cast< SwTxtNode * >( pTxtNd ), pTxtFrm->GetOfst() ); SwPosition aStartPos( *pTxtNd, aIndex ); SwPaM aPaM( aStartPos ); // set PaM at cursor shell Select( aPaM ); } } } } uno::Any SAL_CALL SwAccessibleContext::getAccessibleKeyBinding() throw (uno::RuntimeException) { // There are no key bindings return uno::Any(); } sal_Int32 SAL_CALL SwAccessibleContext::getForeground() throw (uno::RuntimeException) { return 0; } sal_Int32 SAL_CALL SwAccessibleContext::getBackground() throw (uno::RuntimeException) { return 0xffffff; } OUString SAL_CALL SwAccessibleContext::getImplementationName() throw( uno::RuntimeException ) { OSL_ENSURE( !this, "implementation name needs to be overloaded" ); THROW_RUNTIME_EXCEPTION( lang::XServiceInfo, "implementation name needs to be overloaded" ) } sal_Bool SAL_CALL SwAccessibleContext::supportsService (const ::rtl::OUString& ) throw (uno::RuntimeException) { OSL_ENSURE( !this, "supports service needs to be overloaded" ); THROW_RUNTIME_EXCEPTION( lang::XServiceInfo, "supports service needs to be overloaded" ) } uno::Sequence< OUString > SAL_CALL SwAccessibleContext::getSupportedServiceNames() throw( uno::RuntimeException ) { OSL_ENSURE( !this, "supported services names needs to be overloaded" ); THROW_RUNTIME_EXCEPTION( lang::XServiceInfo, "supported services needs to be overloaded" ) } void SwAccessibleContext::DisposeShape( const SdrObject *pObj, ::accessibility::AccessibleShape *pAccImpl ) { ::rtl::Reference< ::accessibility::AccessibleShape > xAccImpl( pAccImpl ); if( !xAccImpl.is() ) xAccImpl = GetMap()->GetContextImpl( pObj, this, sal_True ); AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::CHILD; uno::Reference< XAccessible > xAcc( xAccImpl.get() ); aEvent.OldValue <<= xAcc; FireAccessibleEvent( aEvent ); GetMap()->RemoveContext( pObj ); xAccImpl->dispose(); } void SwAccessibleContext::ScrolledInShape( const SdrObject* , ::accessibility::AccessibleShape *pAccImpl ) { AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::CHILD; uno::Reference< XAccessible > xAcc( pAccImpl ); aEvent.NewValue <<= xAcc; FireAccessibleEvent( aEvent ); if( pAccImpl->GetState( AccessibleStateType::FOCUSED ) ) { Window *pWin = GetWindow(); if( pWin && pWin->HasFocus() ) { AccessibleEventObject aStateChangedEvent; aStateChangedEvent.EventId = AccessibleEventId::STATE_CHANGED; aStateChangedEvent.NewValue <<= AccessibleStateType::FOCUSED; aStateChangedEvent.Source = xAcc; FireAccessibleEvent( aStateChangedEvent ); } } } void SwAccessibleContext::Dispose( sal_Bool bRecursive ) { SolarMutexGuard aGuard; OSL_ENSURE( GetFrm() && GetMap(), "already disposed" ); OSL_ENSURE( GetMap()->GetVisArea() == GetVisArea(), "invalid vis area for dispose" ); bDisposing = sal_True; // dispose children if( bRecursive ) DisposeChildren( GetFrm(), bRecursive ); // get parent uno::Reference< XAccessible > xParent( GetWeakParent() ); uno::Reference < XAccessibleContext > xThis( this ); // send child event at parent if( xParent.is() ) { SwAccessibleContext *pAcc = (SwAccessibleContext *)xParent.get(); AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::CHILD; aEvent.OldValue <<= xThis; pAcc->FireAccessibleEvent( aEvent ); DBG_MSG_THIS_PARAM( "AccessibleChild (removed)", pAcc, this ) } // set defunc state (its not required to broadcast a state changed // event if the object is diposed afterwards) { osl::MutexGuard aDefuncStateGuard( aMutex ); bIsDefuncState = sal_True; } // broadcast dispose event if ( nClientId ) { comphelper::AccessibleEventNotifier::revokeClientNotifyDisposing( nClientId, *this ); nClientId = 0; DBG_MSG_CD( "dispose" ) } RemoveFrmFromAccessibleMap(); ClearFrm(); pMap = 0; bDisposing = sal_False; } void SwAccessibleContext::DisposeChild( const SwAccessibleChild& rChildFrmOrObj, sal_Bool bRecursive ) { SolarMutexGuard aGuard; if ( IsShowing( *(GetMap()), rChildFrmOrObj ) || rChildFrmOrObj.AlwaysIncludeAsChild() || !SwAccessibleChild( GetFrm() ).IsVisibleChildrenOnly() ) { // If the object could have existed before, than there is nothing to do, // because no wrapper exists now and therefor no one is interested to // get notified of the movement. if( rChildFrmOrObj.GetSwFrm() ) { ::rtl::Reference< SwAccessibleContext > xAccImpl = GetMap()->GetContextImpl( rChildFrmOrObj.GetSwFrm(), sal_True ); xAccImpl->Dispose( bRecursive ); } else if ( rChildFrmOrObj.GetDrawObject() ) { ::rtl::Reference< ::accessibility::AccessibleShape > xAccImpl = GetMap()->GetContextImpl( rChildFrmOrObj.GetDrawObject(), this, sal_True ); DisposeShape( rChildFrmOrObj.GetDrawObject(), xAccImpl.get() ); } else if ( rChildFrmOrObj.GetWindow() ) { AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::CHILD; uno::Reference< XAccessible > xAcc = rChildFrmOrObj.GetWindow()->GetAccessible(); aEvent.OldValue <<= xAcc; FireAccessibleEvent( aEvent ); } } else if( bRecursive && rChildFrmOrObj.GetSwFrm() ) DisposeChildren( rChildFrmOrObj.GetSwFrm(), bRecursive ); } void SwAccessibleContext::InvalidatePosOrSize( const SwRect& ) { SolarMutexGuard aGuard; OSL_ENSURE( GetFrm() && !GetFrm()->Frm().IsEmpty(), "context should have a size" ); sal_Bool bIsOldShowingState; sal_Bool bIsNewShowingState = IsShowing( *(GetMap()) ); { osl::MutexGuard aShowingStateGuard( aMutex ); bIsOldShowingState = bIsShowingState; bIsShowingState = bIsNewShowingState; } if( bIsOldShowingState != bIsNewShowingState ) { FireStateChangedEvent( AccessibleStateType::SHOWING, bIsNewShowingState ); } else if( bIsNewShowingState ) { // The frame stays visible -> broadcast event FireVisibleDataEvent(); } if( !bIsNewShowingState && SwAccessibleChild( GetParent() ).IsVisibleChildrenOnly() ) { // The frame is now invisible -> dispose it Dispose( sal_True ); } else { _InvalidateContent( sal_True ); } } void SwAccessibleContext::InvalidateChildPosOrSize( const SwAccessibleChild& rChildFrmOrObj, const SwRect& rOldFrm ) { SolarMutexGuard aGuard; OSL_ENSURE( !rChildFrmOrObj.GetSwFrm() || !rChildFrmOrObj.GetSwFrm()->Frm().IsEmpty(), "child context should have a size" ); if ( rChildFrmOrObj.AlwaysIncludeAsChild() ) { // nothing to do; return; } const bool bVisibleChildrenOnly = SwAccessibleChild( GetFrm() ).IsVisibleChildrenOnly(); const bool bNew = rOldFrm.IsEmpty() || ( rOldFrm.Left() == 0 && rOldFrm.Top() == 0 ); if( IsShowing( *(GetMap()), rChildFrmOrObj ) ) { // If the object could have existed before, than there is nothing to do, // because no wrapper exists now and therefor no one is interested to // get notified of the movement. if( bNew || (bVisibleChildrenOnly && !IsShowing( rOldFrm )) ) { if( rChildFrmOrObj.GetSwFrm() ) { // The frame becomes visible. A child event must be send. ::rtl::Reference< SwAccessibleContext > xAccImpl = GetMap()->GetContextImpl( rChildFrmOrObj.GetSwFrm(), sal_True ); xAccImpl->ScrolledIn(); } else if ( rChildFrmOrObj.GetDrawObject() ) { ::rtl::Reference< ::accessibility::AccessibleShape > xAccImpl = GetMap()->GetContextImpl( rChildFrmOrObj.GetDrawObject(), this, sal_True ); // #i37790# if ( xAccImpl.is() ) { ScrolledInShape( rChildFrmOrObj.GetDrawObject(), xAccImpl.get() ); } else { OSL_ENSURE( false , " - no accessible shape found." ); } // <-- } else if ( rChildFrmOrObj.GetWindow() ) { AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::CHILD; aEvent.NewValue <<= (rChildFrmOrObj.GetWindow()->GetAccessible()); FireAccessibleEvent( aEvent ); } } } else { // If the frame was visible before, than a child event for the parent // needs to be send. However, there is no wrapper existing, and so // no notifications for grandchildren are required. If the are // grandgrandchildren, they would be notified by the layout. if( bVisibleChildrenOnly && !bNew && IsShowing( rOldFrm ) ) { if( rChildFrmOrObj.GetSwFrm() ) { ::rtl::Reference< SwAccessibleContext > xAccImpl = GetMap()->GetContextImpl( rChildFrmOrObj.GetSwFrm(), sal_True ); xAccImpl->SetParent( this ); xAccImpl->Dispose( sal_True ); } else if ( rChildFrmOrObj.GetDrawObject() ) { ::rtl::Reference< ::accessibility::AccessibleShape > xAccImpl = GetMap()->GetContextImpl( rChildFrmOrObj.GetDrawObject(), this, sal_True ); DisposeShape( rChildFrmOrObj.GetDrawObject(), xAccImpl.get() ); } else if ( rChildFrmOrObj.GetWindow() ) { OSL_ENSURE( false, " - not expected to handle dispose of child of type ." ); } } } } void SwAccessibleContext::InvalidateContent() { SolarMutexGuard aGuard; _InvalidateContent( sal_False ); } void SwAccessibleContext::InvalidateCursorPos() { SolarMutexGuard aGuard; _InvalidateCursorPos(); } void SwAccessibleContext::InvalidateFocus() { SolarMutexGuard aGuard; _InvalidateFocus(); } // #i27301# - use new type definition for <_nStates> void SwAccessibleContext::InvalidateStates( tAccessibleStates _nStates ) { if( GetMap() ) { ViewShell *pVSh = GetMap()->GetShell(); if( pVSh ) { if( (_nStates & ACC_STATE_EDITABLE) != 0 ) { sal_Bool bIsOldEditableState; sal_Bool bIsNewEditableState = IsEditable( pVSh ); { osl::MutexGuard aGuard( aMutex ); bIsOldEditableState = bIsEditableState; bIsEditableState = bIsNewEditableState; } if( bIsOldEditableState != bIsNewEditableState ) FireStateChangedEvent( AccessibleStateType::EDITABLE, bIsNewEditableState ); } if( (_nStates & ACC_STATE_OPAQUE) != 0 ) { sal_Bool bIsOldOpaqueState; sal_Bool bIsNewOpaqueState = IsOpaque( pVSh ); { osl::MutexGuard aGuard( aMutex ); bIsOldOpaqueState = bIsOpaqueState; bIsOpaqueState = bIsNewOpaqueState; } if( bIsOldOpaqueState != bIsNewOpaqueState ) FireStateChangedEvent( AccessibleStateType::OPAQUE, bIsNewOpaqueState ); } } InvalidateChildrenStates( GetFrm(), _nStates ); } } // <-- void SwAccessibleContext::InvalidateRelation( sal_uInt16 nType ) { AccessibleEventObject aEvent; aEvent.EventId = nType; FireAccessibleEvent( aEvent ); } /** #i27301# - text selection has changed */ void SwAccessibleContext::InvalidateTextSelection() { AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::TEXT_SELECTION_CHANGED; FireAccessibleEvent( aEvent ); } /** #i88069# - attributes has changed */ void SwAccessibleContext::InvalidateAttr() { AccessibleEventObject aEvent; aEvent.EventId = AccessibleEventId::TEXT_ATTRIBUTE_CHANGED; FireAccessibleEvent( aEvent ); } sal_Bool SwAccessibleContext::HasCursor() { return sal_False; } sal_Bool SwAccessibleContext::Select( SwPaM *pPaM, SdrObject *pObj, sal_Bool bAdd ) { SwCrsrShell* pCrsrShell = GetCrsrShell(); if( !pCrsrShell ) return sal_False; SwFEShell* pFEShell = pCrsrShell->ISA( SwFEShell ) ? static_cast( pCrsrShell ) : 0; // Get rid of activated OLE object if( pFEShell ) pFEShell->FinishOLEObj(); sal_Bool bRet = sal_False; if( pObj ) { if( pFEShell ) { Point aDummy; sal_uInt8 nFlags = bAdd ? SW_ADD_SELECT : 0; pFEShell->SelectObj( aDummy, nFlags, pObj ); bRet = sal_True; } } else if( pPaM ) { // Get rid of frame selection. If there is one, make text cursor // visible again. sal_Bool bCallShowCrsr = sal_False; if( pFEShell && (pFEShell->IsFrmSelected() || pFEShell->IsObjSelected()) ) { Point aPt( LONG_MIN, LONG_MIN ); pFEShell->SelectObj( aPt, 0 ); bCallShowCrsr = sal_True; } pCrsrShell->KillPams(); pCrsrShell->SetSelection( *pPaM ); if( bCallShowCrsr ) pCrsrShell->ShowCrsr(); bRet = sal_True; } return bRet; } OUString SwAccessibleContext::GetResource( sal_uInt16 nResId, const OUString *pArg1, const OUString *pArg2 ) { String sStr; { SolarMutexGuard aGuard; sStr = SW_RES( nResId ); } if( pArg1 ) { sStr.SearchAndReplace( String::CreateFromAscii( RTL_CONSTASCII_STRINGPARAM( "$(ARG1)" )), String( *pArg1 ) ); } if( pArg2 ) { sStr.SearchAndReplace( String::CreateFromAscii( RTL_CONSTASCII_STRINGPARAM( "$(ARG2)" )), String( *pArg2 ) ); } return OUString( sStr ); } void SwAccessibleContext::RemoveFrmFromAccessibleMap() { if( bRegisteredAtAccessibleMap && GetFrm() && GetMap() ) GetMap()->RemoveContext( GetFrm() ); } bool SwAccessibleContext::HasAdditionalAccessibleChildren() { bool bRet( false ); if ( GetFrm()->IsTxtFrm() ) { SwPostItMgr* pPostItMgr = GetMap()->GetShell()->GetPostItMgr(); if ( pPostItMgr && pPostItMgr->HasNotes() && pPostItMgr->ShowNotes() ) { bRet = pPostItMgr->HasFrmConnectedSidebarWins( *(GetFrm()) ); } } return bRet; } /** #i88070# - get additional accessible child by index */ Window* SwAccessibleContext::GetAdditionalAccessibleChild( const sal_Int32 nIndex ) { Window* pAdditionalAccessibleChild( 0 ); if ( GetFrm()->IsTxtFrm() ) { SwPostItMgr* pPostItMgr = GetMap()->GetShell()->GetPostItMgr(); if ( pPostItMgr && pPostItMgr->HasNotes() && pPostItMgr->ShowNotes() ) { pAdditionalAccessibleChild = pPostItMgr->GetSidebarWinForFrmByIndex( *(GetFrm()), nIndex ); } } return pAdditionalAccessibleChild; } /** #i88070# - get all additional accessible children */ void SwAccessibleContext::GetAdditionalAccessibleChildren( std::vector< Window* >* pChildren ) { if ( GetFrm()->IsTxtFrm() ) { SwPostItMgr* pPostItMgr = GetMap()->GetShell()->GetPostItMgr(); if ( pPostItMgr && pPostItMgr->HasNotes() && pPostItMgr->ShowNotes() ) { pPostItMgr->GetAllSidebarWinForFrm( *(GetFrm()), pChildren ); } } } #if (OSL_DEBUG_LEVEL > 1) && defined TEST_MIB void lcl_SwAccessibleContext_DbgMsg( SwAccessibleContext *pThisAcc, const char *pMsg, SwAccessibleContext *pChildAcc, sal_Bool bConstrDestr ) { static SvFileStream aStrm( String::CreateFromAscii("j:\\acc.log"), STREAM_WRITE|STREAM_TRUNC|STREAM_SHARE_DENYNONE ); ByteString aName( String(pThisAcc->GetName()), RTL_TEXTENCODING_ISO_8859_1 ); if( aName.Len() ) { aStrm << aName.GetBuffer() << ": "; } aStrm << pMsg; if( pChildAcc ) { ByteString aChild( String(pChildAcc->GetName()), RTL_TEXTENCODING_ISO_8859_1 ); aStrm << ": " << aChild.GetBuffer(); } aStrm << "\r\n ("; if( !bConstrDestr ) { ByteString aDesc( String(pThisAcc->getAccessibleDescription()), RTL_TEXTENCODING_ISO_8859_1 ); aStrm << aDesc.GetBuffer() << ", "; } Rectangle aVisArea( pThisAcc->GetVisArea() ); aStrm << "VA: " << ByteString::CreateFromInt32( aVisArea.Left() ).GetBuffer() << "," << ByteString::CreateFromInt32( aVisArea.Top() ).GetBuffer() << "," << ByteString::CreateFromInt32( aVisArea.GetWidth() ).GetBuffer() << "," << ByteString::CreateFromInt32( aVisArea.GetHeight() ).GetBuffer(); if( pThisAcc->GetFrm() ) { Rectangle aBounds( pThisAcc->GetBounds( pThisAcc->GetFrm() ) ); aStrm << ", BB: " << ByteString::CreateFromInt32( aBounds.Left() ).GetBuffer() << "," << ByteString::CreateFromInt32( aBounds.Top() ).GetBuffer() << "," << ByteString::CreateFromInt32( aBounds.GetWidth() ).GetBuffer() << "," << ByteString::CreateFromInt32( aBounds.GetHeight() ).GetBuffer() << ")\r\n"; } aStrm.Flush(); } #endif /* vim:set shiftwidth=4 softtabstop=4 expandtab: */