/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #include #include "svx/DescriptionGenerator.hxx" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "svx/unoapi.hxx" #include #include #include #include "accessibility.hrc" #include "svx/svdstr.hrc" #include #include #include #include #include #include "AccessibleEmptyEditSource.hxx" using namespace ::com::sun::star; using namespace ::com::sun::star::accessibility; using ::com::sun::star::uno::Reference; using ::rtl::OUString; namespace accessibility { namespace { OUString GetOptionalProperty ( const Reference& rxSet, const OUString& rsPropertyName) { OUString sValue; if (rxSet.is()) { const Reference xInfo (rxSet->getPropertySetInfo()); if ( ! xInfo.is() || xInfo->hasPropertyByName(rsPropertyName)) { try { rxSet->getPropertyValue(rsPropertyName) >>= sValue; } catch (beans::UnknownPropertyException&) { // This exception should only be thrown when the property // does not exits (of course) and the XPropertySetInfo is // not available. } } } return sValue; } } // end of anonymous namespace //===== internal ============================================================ AccessibleShape::AccessibleShape ( const AccessibleShapeInfo& rShapeInfo, const AccessibleShapeTreeInfo& rShapeTreeInfo) : AccessibleContextBase (rShapeInfo.mxParent,AccessibleRole::LIST_ITEM), mpChildrenManager(NULL), mxShape (rShapeInfo.mxShape), maShapeTreeInfo (rShapeTreeInfo), mnIndex (rShapeInfo.mnIndex), m_nIndexInParent(-1), mpText (NULL), mpParent (rShapeInfo.mpChildrenManager) { m_pShape = GetSdrObjectFromXShape(mxShape); UpdateNameAndDescription(); } AccessibleShape::~AccessibleShape (void) { if (mpChildrenManager != NULL) delete mpChildrenManager; if (mpText != NULL) delete mpText; OSL_TRACE ("~AccessibleShape"); // Unregistering from the various broadcasters should be unnecessary // since this destructor would not have been called if one of the // broadcasters would still hold a strong reference to this object. } void AccessibleShape::Init (void) { // Update the OPAQUE and SELECTED shape. UpdateStates (); // Create a children manager when this shape has children of its own. Reference xShapes (mxShape, uno::UNO_QUERY); if (xShapes.is() && xShapes->getCount() > 0) mpChildrenManager = new ChildrenManager ( this, xShapes, maShapeTreeInfo, *this); if (mpChildrenManager != NULL) mpChildrenManager->Update(); // Register at model as document::XEventListener. if (maShapeTreeInfo.GetModelBroadcaster().is()) maShapeTreeInfo.GetModelBroadcaster()->addEventListener ( static_cast(this)); // Beware! Here we leave the paths of the UNO API and descend into the // depths of the core. Necessary for making the edit engine // accessible. Reference xText (mxShape, uno::UNO_QUERY); if (xText.is()) { SdrView* pView = maShapeTreeInfo.GetSdrView (); const Window* pWindow = maShapeTreeInfo.GetWindow (); if (pView != NULL && pWindow != NULL && mxShape.is()) { // #107948# Determine whether shape text is empty SdrObject* pSdrObject = GetSdrObjectFromXShape(mxShape); if( pSdrObject ) { SdrTextObj* pTextObj = PTR_CAST( SdrTextObj, pSdrObject ); OutlinerParaObject* pOutlinerParaObject = NULL; if( pTextObj ) pOutlinerParaObject = pTextObj->GetEditOutlinerParaObject(); // Get the OutlinerParaObject if text edit is active bool bOwnParaObj = pOutlinerParaObject != NULL; if( !pOutlinerParaObject && pSdrObject ) pOutlinerParaObject = pSdrObject->GetOutlinerParaObject(); // create AccessibleTextHelper to handle this shape's text if( !pOutlinerParaObject ) { // empty text -> use proxy edit source to delay creation of EditEngine SAL_WNODEPRECATED_DECLARATIONS_PUSH ::std::auto_ptr pEditSource( new AccessibleEmptyEditSource ( *pSdrObject, *pView, *pWindow) ); SAL_WNODEPRECATED_DECLARATIONS_POP mpText = new AccessibleTextHelper( pEditSource ); } else { // non-empty text -> use full-fledged edit source right away SAL_WNODEPRECATED_DECLARATIONS_PUSH ::std::auto_ptr pEditSource( new SvxTextEditSource ( *pSdrObject, 0, *pView, *pWindow) ); SAL_WNODEPRECATED_DECLARATIONS_POP mpText = new AccessibleTextHelper( pEditSource ); } if( bOwnParaObj ) delete pOutlinerParaObject; mpText->SetEventSource(this); } } } } void AccessibleShape::UpdateStates (void) { ::utl::AccessibleStateSetHelper* pStateSet = static_cast< ::utl::AccessibleStateSetHelper*>(mxStateSet.get()); if (pStateSet == NULL) return; // Set the opaque state for certain shape types when their fill style is // solid. bool bShapeIsOpaque = false; switch (ShapeTypeHandler::Instance().GetTypeId (mxShape)) { case DRAWING_PAGE: case DRAWING_RECTANGLE: case DRAWING_TEXT: { uno::Reference xSet (mxShape, uno::UNO_QUERY); if (xSet.is()) { try { drawing::FillStyle aFillStyle; bShapeIsOpaque = ( xSet->getPropertyValue (::rtl::OUString("FillStyle")) >>= aFillStyle) && aFillStyle == drawing::FillStyle_SOLID; } catch (::com::sun::star::beans::UnknownPropertyException&) { // Ignore. } } } } if (bShapeIsOpaque) pStateSet->AddState (AccessibleStateType::OPAQUE); else pStateSet->RemoveState (AccessibleStateType::OPAQUE); // Set the selected state. bool bShapeIsSelected = false; // XXX fix_me this has to be done with an extra interface later on if ( m_pShape && maShapeTreeInfo.GetSdrView() ) { bShapeIsSelected = maShapeTreeInfo.GetSdrView()->IsObjMarked(m_pShape) == sal_True; } if (bShapeIsSelected) pStateSet->AddState (AccessibleStateType::SELECTED); else pStateSet->RemoveState (AccessibleStateType::SELECTED); } bool AccessibleShape::operator== (const AccessibleShape& rShape) { return this==&rShape; } sal_Bool AccessibleShape::SetState (sal_Int16 aState) { sal_Bool bStateHasChanged = sal_False; if (aState == AccessibleStateType::FOCUSED && mpText != NULL) { // Offer FOCUSED state to edit engine and detect whether the state // changes. sal_Bool bIsFocused = mpText->HaveFocus (); mpText->SetFocus (sal_True); bStateHasChanged = (bIsFocused != mpText->HaveFocus ()); } else bStateHasChanged = AccessibleContextBase::SetState (aState); return bStateHasChanged; } sal_Bool AccessibleShape::ResetState (sal_Int16 aState) { sal_Bool bStateHasChanged = sal_False; if (aState == AccessibleStateType::FOCUSED && mpText != NULL) { // Try to remove FOCUSED state from the edit engine and detect // whether the state changes. sal_Bool bIsFocused = mpText->HaveFocus (); mpText->SetFocus (sal_False); bStateHasChanged = (bIsFocused != mpText->HaveFocus ()); } else bStateHasChanged = AccessibleContextBase::ResetState (aState); return bStateHasChanged; } sal_Bool AccessibleShape::GetState (sal_Int16 aState) { if (aState == AccessibleStateType::FOCUSED && mpText != NULL) { // Just delegate the call to the edit engine. The state is not // merged into the state set. return mpText->HaveFocus(); } else return AccessibleContextBase::GetState (aState); } //===== XAccessibleContext ================================================== /** The children of this shape come from two sources: The children from group or scene shapes and the paragraphs of text. */ sal_Int32 SAL_CALL AccessibleShape::getAccessibleChildCount () throw (::com::sun::star::uno::RuntimeException) { ThrowIfDisposed (); sal_Int32 nChildCount = 0; // Add the number of shapes that are children of this shape. if (mpChildrenManager != NULL) nChildCount += mpChildrenManager->GetChildCount (); // Add the number text paragraphs. if (mpText != NULL) nChildCount += mpText->GetChildCount (); return nChildCount; } /** Forward the request to the shape. Return the requested shape or throw an exception for a wrong index. */ uno::Reference SAL_CALL AccessibleShape::getAccessibleChild (sal_Int32 nIndex) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException) { ThrowIfDisposed (); uno::Reference xChild; // Depending on the index decide whether to delegate this call to the // children manager or the edit engine. if ((mpChildrenManager != NULL) && (nIndex < mpChildrenManager->GetChildCount())) { xChild = mpChildrenManager->GetChild (nIndex); } else if (mpText != NULL) { sal_Int32 nI = nIndex; if (mpChildrenManager != NULL) nI -= mpChildrenManager->GetChildCount(); xChild = mpText->GetChild (nI); } else throw lang::IndexOutOfBoundsException ( ::rtl::OUString("shape has no child with index ") + rtl::OUString::valueOf(nIndex), static_cast(this)); return xChild; } /** Return a copy of the state set. Possible states are: ENABLED SHOWING VISIBLE */ uno::Reference SAL_CALL AccessibleShape::getAccessibleStateSet (void) throw (::com::sun::star::uno::RuntimeException) { ::osl::MutexGuard aGuard (maMutex); Reference xStateSet; if (rBHelper.bDisposed || mpText == NULL) // Return a minimal state set that only contains the DEFUNC state. xStateSet = AccessibleContextBase::getAccessibleStateSet (); else { ::utl::AccessibleStateSetHelper* pStateSet = static_cast< ::utl::AccessibleStateSetHelper*>(mxStateSet.get()); if (pStateSet != NULL) { // Merge current FOCUSED state from edit engine. if (mpText != NULL) { if (mpText->HaveFocus()) pStateSet->AddState (AccessibleStateType::FOCUSED); else pStateSet->RemoveState (AccessibleStateType::FOCUSED); } // Create a copy of the state set that may be modified by the // caller without affecting the current state set. xStateSet = Reference( new ::utl::AccessibleStateSetHelper (*pStateSet)); } } return xStateSet; } //===== XAccessibleComponent ================================================ /** The implementation below is at the moment straightforward. It iterates over all children (and thereby instances all children which have not been already instatiated) until a child covering the specifed point is found. This leaves room for improvement. For instance, first iterate only over the already instantiated children and only if no match is found instantiate the remaining ones. */ uno::Reference SAL_CALL AccessibleShape::getAccessibleAtPoint ( const awt::Point& aPoint) throw (uno::RuntimeException) { ::osl::MutexGuard aGuard (maMutex); sal_Int32 nChildCount = getAccessibleChildCount (); for (sal_Int32 i=0; i xChild (getAccessibleChild (i)); if (xChild.is()) { Reference xChildComponent ( xChild->getAccessibleContext(), uno::UNO_QUERY); if (xChildComponent.is()) { awt::Rectangle aBBox (xChildComponent->getBounds()); if ( (aPoint.X >= aBBox.X) && (aPoint.Y >= aBBox.Y) && (aPoint.X < aBBox.X+aBBox.Width) && (aPoint.Y < aBBox.Y+aBBox.Height) ) return xChild; } } } // Have not found a child under the given point. Returning empty // reference to indicate this. return uno::Reference(); } awt::Rectangle SAL_CALL AccessibleShape::getBounds (void) throw (::com::sun::star::uno::RuntimeException) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard (maMutex); ThrowIfDisposed (); awt::Rectangle aBoundingBox; if ( mxShape.is() ) { static const OUString sBoundRectName ("BoundRect"); static const OUString sAnchorPositionName ("AnchorPosition"); // Get the shape's bounding box in internal coordinates (in 100th of // mm). Use the property BoundRect. Only if that is not supported ask // the shape for its position and size directly. Reference xSet (mxShape, uno::UNO_QUERY); Reference xSetInfo; bool bFoundBoundRect = false; if (xSet.is()) { xSetInfo = xSet->getPropertySetInfo (); if (xSetInfo.is()) { if (xSetInfo->hasPropertyByName (sBoundRectName)) { try { uno::Any aValue = xSet->getPropertyValue (sBoundRectName); aValue >>= aBoundingBox; bFoundBoundRect = true; } catch (beans::UnknownPropertyException const&) { // Handled below (bFoundBoundRect stays false). } } else OSL_TRACE (" no property BoundRect"); } } // Fallback when there is no BoundRect Property. if ( ! bFoundBoundRect ) { awt::Point aPosition (mxShape->getPosition()); awt::Size aSize (mxShape->getSize()); aBoundingBox = awt::Rectangle ( aPosition.X, aPosition.Y, aSize.Width, aSize.Height); // While BoundRects have absolute positions, the position returned // by XPosition::getPosition is relative. Get the anchor position // (usually not (0,0) for Writer shapes). if (xSetInfo.is()) { if (xSetInfo->hasPropertyByName (sAnchorPositionName)) { uno::Any aPos = xSet->getPropertyValue (sAnchorPositionName); awt::Point aAnchorPosition; aPos >>= aAnchorPosition; aBoundingBox.X += aAnchorPosition.X; aBoundingBox.Y += aAnchorPosition.Y; } } } // Transform coordinates from internal to pixel. if (maShapeTreeInfo.GetViewForwarder() == NULL) throw uno::RuntimeException (::rtl::OUString ( "AccessibleShape has no valid view forwarder"), static_cast(this)); ::Size aPixelSize = maShapeTreeInfo.GetViewForwarder()->LogicToPixel ( ::Size (aBoundingBox.Width, aBoundingBox.Height)); ::Point aPixelPosition = maShapeTreeInfo.GetViewForwarder()->LogicToPixel ( ::Point (aBoundingBox.X, aBoundingBox.Y)); // Clip the shape's bounding box with the bounding box of its parent. Reference xParentComponent ( getAccessibleParent(), uno::UNO_QUERY); if (xParentComponent.is()) { // Make the coordinates relative to the parent. awt::Point aParentLocation (xParentComponent->getLocationOnScreen()); int x = aPixelPosition.getX() - aParentLocation.X; int y = aPixelPosition.getY() - aParentLocation.Y; // Clip with parent (with coordinates relative to itself). ::Rectangle aBBox ( x, y, x + aPixelSize.getWidth(), y + aPixelSize.getHeight()); awt::Size aParentSize (xParentComponent->getSize()); ::Rectangle aParentBBox (0,0, aParentSize.Width, aParentSize.Height); aBBox = aBBox.GetIntersection (aParentBBox); aBoundingBox = awt::Rectangle ( aBBox.getX(), aBBox.getY(), aBBox.getWidth(), aBBox.getHeight()); } else { OSL_TRACE ("parent does not support component"); aBoundingBox = awt::Rectangle ( aPixelPosition.getX(), aPixelPosition.getY(), aPixelSize.getWidth(), aPixelSize.getHeight()); } } return aBoundingBox; } awt::Point SAL_CALL AccessibleShape::getLocation (void) throw (::com::sun::star::uno::RuntimeException) { ThrowIfDisposed (); awt::Rectangle aBoundingBox (getBounds()); return awt::Point (aBoundingBox.X, aBoundingBox.Y); } awt::Point SAL_CALL AccessibleShape::getLocationOnScreen (void) throw (::com::sun::star::uno::RuntimeException) { ThrowIfDisposed (); // Get relative position... awt::Point aLocation (getLocation ()); // ... and add absolute position of the parent. uno::Reference xParentComponent ( getAccessibleParent(), uno::UNO_QUERY); if (xParentComponent.is()) { awt::Point aParentLocation (xParentComponent->getLocationOnScreen()); aLocation.X += aParentLocation.X; aLocation.Y += aParentLocation.Y; } else OSL_TRACE ("getLocation: parent does not support XAccessibleComponent"); return aLocation; } awt::Size SAL_CALL AccessibleShape::getSize (void) throw (uno::RuntimeException) { ThrowIfDisposed (); awt::Rectangle aBoundingBox (getBounds()); return awt::Size (aBoundingBox.Width, aBoundingBox.Height); } sal_Int32 SAL_CALL AccessibleShape::getForeground (void) throw (::com::sun::star::uno::RuntimeException) { ThrowIfDisposed (); sal_Int32 nColor (0x0ffffffL); try { uno::Reference aSet (mxShape, uno::UNO_QUERY); if (aSet.is()) { uno::Any aColor; aColor = aSet->getPropertyValue (OUString("LineColor")); aColor >>= nColor; } } catch (const ::com::sun::star::beans::UnknownPropertyException &) { // Ignore exception and return default color. } return nColor; } sal_Int32 SAL_CALL AccessibleShape::getBackground (void) throw (::com::sun::star::uno::RuntimeException) { ThrowIfDisposed (); sal_Int32 nColor (0L); try { uno::Reference aSet (mxShape, uno::UNO_QUERY); if (aSet.is()) { uno::Any aColor; aColor = aSet->getPropertyValue (OUString("FillColor")); aColor >>= nColor; } } catch (const ::com::sun::star::beans::UnknownPropertyException &) { // Ignore exception and return default color. } return nColor; } //===== XAccessibleEventBroadcaster ========================================= void SAL_CALL AccessibleShape::addAccessibleEventListener ( const Reference& rxListener) throw (uno::RuntimeException) { if (rBHelper.bDisposed || rBHelper.bInDispose) { uno::Reference xThis ( (lang::XComponent *)this, uno::UNO_QUERY); rxListener->disposing (lang::EventObject (xThis)); } else { AccessibleContextBase::addAccessibleEventListener (rxListener); if (mpText != NULL) mpText->AddEventListener (rxListener); } } void SAL_CALL AccessibleShape::removeAccessibleEventListener ( const Reference& rxListener) throw (uno::RuntimeException) { AccessibleContextBase::removeAccessibleEventListener (rxListener); if (mpText != NULL) mpText->RemoveEventListener (rxListener); } //===== XInterface ========================================================== com::sun::star::uno::Any SAL_CALL AccessibleShape::queryInterface (const com::sun::star::uno::Type & rType) throw (::com::sun::star::uno::RuntimeException) { ::com::sun::star::uno::Any aReturn = AccessibleContextBase::queryInterface (rType); if ( ! aReturn.hasValue()) aReturn = ::cppu::queryInterface (rType, static_cast(this), static_cast(this), static_cast(this), static_cast(this), static_cast(this) ); return aReturn; } void SAL_CALL AccessibleShape::acquire (void) throw () { AccessibleContextBase::acquire (); } void SAL_CALL AccessibleShape::release (void) throw () { AccessibleContextBase::release (); } //===== XServiceInfo ======================================================== ::rtl::OUString SAL_CALL AccessibleShape::getImplementationName (void) throw (::com::sun::star::uno::RuntimeException) { return ::rtl::OUString("AccessibleShape"); } uno::Sequence SAL_CALL AccessibleShape::getSupportedServiceNames (void) throw (::com::sun::star::uno::RuntimeException) { ThrowIfDisposed (); // Get list of supported service names from base class... uno::Sequence aServiceNames = AccessibleContextBase::getSupportedServiceNames(); sal_Int32 nCount (aServiceNames.getLength()); // ...and add additional names. aServiceNames.realloc (nCount + 1); static const OUString sAdditionalServiceName ("com.sun.star.drawing.AccessibleShape"); aServiceNames[nCount] = sAdditionalServiceName; return aServiceNames; } //===== XTypeProvider =================================================== uno::Sequence SAL_CALL AccessibleShape::getTypes (void) throw (uno::RuntimeException) { ThrowIfDisposed (); // Get list of types from the context base implementation, ... uno::Sequence aTypeList (AccessibleContextBase::getTypes()); // ... get list of types from component base implementation, ... uno::Sequence aComponentTypeList (AccessibleComponentBase::getTypes()); // ... define local types, ... const uno::Type aLangEventListenerType = ::getCppuType((const uno::Reference*)0); const uno::Type aDocumentEventListenerType = ::getCppuType((const uno::Reference*)0); const uno::Type aUnoTunnelType = ::getCppuType((const uno::Reference*)0); // ... and merge them all into one list. sal_Int32 nTypeCount (aTypeList.getLength()), nComponentTypeCount (aComponentTypeList.getLength()); int i; aTypeList.realloc (nTypeCount + nComponentTypeCount + 3); for (i=0; i xShape ( rEventObject.Source, uno::UNO_QUERY); if ( xShape.get() == mxShape.get() ) { if (rEventObject.EventName.equals (sShapeModified)) { // Some property of a shape has been modified. Send an event // that indicates a change of the visible data to all listeners. CommitChange ( AccessibleEventId::VISIBLE_DATA_CHANGED, uno::Any(), uno::Any()); // Name and Description may have changed. Update the local // values accordingly. UpdateNameAndDescription(); } } } //===== lang::XUnoTunnel ================================================ namespace { class theAccessibleShapeImplementationId : public rtl::Static< UnoTunnelIdInit, theAccessibleShapeImplementationId > {}; } const uno::Sequence< sal_Int8 >& AccessibleShape::getUnoTunnelImplementationId() throw() { return theAccessibleShapeImplementationId::get().getSeq(); } //------------------------------------------------------------------------------ AccessibleShape* AccessibleShape::getImplementation( const uno::Reference< uno::XInterface >& rxIFace ) throw() { uno::Reference< lang::XUnoTunnel > xTunnel( rxIFace, uno::UNO_QUERY ); AccessibleShape* pReturn = NULL; if( xTunnel.is() ) pReturn = reinterpret_cast< AccessibleShape* >( xTunnel->getSomething( getUnoTunnelImplementationId() ) ); return( pReturn ); } //------------------------------------------------------------------------------ sal_Int64 SAL_CALL AccessibleShape::getSomething( const uno::Sequence< sal_Int8 >& rIdentifier ) throw(uno::RuntimeException) { sal_Int64 nReturn( 0 ); if( ( rIdentifier.getLength() == 16 ) && ( 0 == memcmp( getUnoTunnelImplementationId().getConstArray(), rIdentifier.getConstArray(), 16 ) ) ) nReturn = reinterpret_cast< sal_Int64 >( this ); return( nReturn ); } //===== IAccessibleViewForwarderListener ==================================== void AccessibleShape::ViewForwarderChanged (ChangeType aChangeType, const IAccessibleViewForwarder* pViewForwarder) { // Inform all listeners that the graphical representation (i.e. size // and/or position) of the shape has changed. CommitChange (AccessibleEventId::VISIBLE_DATA_CHANGED, uno::Any(), uno::Any()); // Tell children manager of the modified view forwarder. if (mpChildrenManager != NULL) mpChildrenManager->ViewForwarderChanged (aChangeType, pViewForwarder); // update our children that our screen position might have changed if( mpText ) mpText->UpdateChildren(); } //===== protected internal ================================================== /// Set this object's name if is different to the current name. ::rtl::OUString AccessibleShape::CreateAccessibleBaseName (void) throw (::com::sun::star::uno::RuntimeException) { return ShapeTypeHandler::CreateAccessibleBaseName( mxShape ); } ::rtl::OUString AccessibleShape::CreateAccessibleName (void) throw (::com::sun::star::uno::RuntimeException) { OUString sName (CreateAccessibleBaseName()); // Append the shape's index to the name to disambiguate between shapes // of the same type. If such an index where not given to the // constructor then use the z-order instead. If even that does not exist // we throw an exception. long nIndex = mnIndex; if (nIndex == -1) { try { uno::Reference xSet (mxShape, uno::UNO_QUERY); if (xSet.is()) { uno::Any aZOrder (xSet->getPropertyValue (::rtl::OUString("ZOrder"))); aZOrder >>= nIndex; // Add one to be not zero based. nIndex += 1; } } catch (const beans::UnknownPropertyException &) { // We throw our own exception that is a bit more informative. throw uno::RuntimeException (::rtl::OUString ( "AccessibleShape has invalid index and no ZOrder property"), static_cast(this)); } } // Put a space between name and index because of Gnopernicus othewise // spells the name. sName += " " + OUString::valueOf (nIndex); return sName; } ::rtl::OUString AccessibleShape::CreateAccessibleDescription (void) throw (::com::sun::star::uno::RuntimeException) { DescriptionGenerator aDG (mxShape); aDG.Initialize (CreateAccessibleBaseName()); switch (ShapeTypeHandler::Instance().GetTypeId (mxShape)) { case DRAWING_3D_CUBE: case DRAWING_3D_EXTRUDE: case DRAWING_3D_LATHE: case DRAWING_3D_SPHERE: aDG.Add3DProperties (); break; case DRAWING_3D_SCENE: case DRAWING_GROUP: case DRAWING_PAGE: // No further information is appended. break; case DRAWING_CAPTION: case DRAWING_CLOSED_BEZIER: case DRAWING_CLOSED_FREEHAND: case DRAWING_ELLIPSE: case DRAWING_POLY_POLYGON: case DRAWING_POLY_POLYGON_PATH: case DRAWING_RECTANGLE: aDG.AddLineProperties (); aDG.AddFillProperties (); break; case DRAWING_CONNECTOR: case DRAWING_LINE: case DRAWING_MEASURE: case DRAWING_OPEN_BEZIER: case DRAWING_OPEN_FREEHAND: case DRAWING_POLY_LINE: case DRAWING_POLY_LINE_PATH: aDG.AddLineProperties (); break; case DRAWING_CONTROL: aDG.AddProperty ("ControlBackground", DescriptionGenerator::COLOR, ""); aDG.AddProperty ("ControlBorder", DescriptionGenerator::INTEGER, ""); break; case DRAWING_TEXT: aDG.AddTextProperties (); break; default: aDG.Initialize ("Unknown accessible shape"); uno::Reference xDescriptor (mxShape, uno::UNO_QUERY); if (xDescriptor.is()) { aDG.AppendString ("service name="); aDG.AppendString (xDescriptor->getShapeType()); } } return aDG(); } uno::Reference< drawing::XShape > AccessibleShape::GetXShape() { return( mxShape ); } // protected void AccessibleShape::disposing (void) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard (maMutex); // Make sure to send an event that this object looses the focus in the // case that it has the focus. ::utl::AccessibleStateSetHelper* pStateSet = static_cast< ::utl::AccessibleStateSetHelper*>(mxStateSet.get()); if (pStateSet != NULL) pStateSet->RemoveState (AccessibleStateType::FOCUSED); // Unregister from broadcasters. Reference xComponent (mxShape, uno::UNO_QUERY); if (xComponent.is()) xComponent->removeEventListener (this); // Unregister from model. if (maShapeTreeInfo.GetModelBroadcaster().is()) maShapeTreeInfo.GetModelBroadcaster()->removeEventListener ( static_cast(this)); // Release the child containers. if (mpChildrenManager != NULL) { delete mpChildrenManager; mpChildrenManager = NULL; } if (mpText != NULL) { mpText->Dispose(); delete mpText; mpText = NULL; } // Cleanup. Remove references to objects to allow them to be // destroyed. mxShape = NULL; maShapeTreeInfo = AccessibleShapeTreeInfo(); // Call base classes. AccessibleContextBase::dispose (); } sal_Int32 SAL_CALL AccessibleShape::getAccessibleIndexInParent (void) throw (::com::sun::star::uno::RuntimeException) { ThrowIfDisposed (); // Use a simple but slow solution for now. Optimize later. sal_Int32 nIndex = m_nIndexInParent; if ( -1 == nIndex ) nIndex = AccessibleContextBase::getAccessibleIndexInParent(); return nIndex; } void AccessibleShape::UpdateNameAndDescription (void) { // Ignore missing title, name, or description. There are fallbacks for // them. try { Reference xSet (mxShape, uno::UNO_QUERY_THROW); OUString sString; // Get the accessible name. sString = GetOptionalProperty(xSet, "Title"); if (!sString.isEmpty()) { SetAccessibleName(sString, AccessibleContextBase::FromShape); } else { sString = GetOptionalProperty(xSet, "Name"); if (!sString.isEmpty()) SetAccessibleName(sString, AccessibleContextBase::FromShape); } // Get the accessible description. sString = GetOptionalProperty(xSet, "Description"); if (!sString.isEmpty()) SetAccessibleDescription(sString, AccessibleContextBase::FromShape); } catch (uno::RuntimeException&) { } } } // end of namespace accessibility /* vim:set shiftwidth=4 softtabstop=4 expandtab: */