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Diffstat (limited to 'sc/source/ui/inc/AccessibleDocument.hxx')
| -rw-r--r-- | sc/source/ui/inc/AccessibleDocument.hxx | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/sc/source/ui/inc/AccessibleDocument.hxx b/sc/source/ui/inc/AccessibleDocument.hxx new file mode 100644 index 000000000..04a1eec44 --- /dev/null +++ b/sc/source/ui/inc/AccessibleDocument.hxx @@ -0,0 +1,263 @@ +/* -*- 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 . + */ + +#pragma once + +#include "AccessibleDocumentBase.hxx" +#include "viewdata.hxx" +#include <com/sun/star/accessibility/XAccessibleSelection.hpp> +#include <com/sun/star/view/XSelectionChangeListener.hpp> +#include <cppuhelper/implbase3.hxx> +#include <com/sun/star/accessibility/XAccessibleExtendedAttributes.hpp> +#include <svx/IAccessibleViewForwarder.hxx> + +class ScTabViewShell; +class ScAccessibleSpreadsheet; +class ScChildrenShapes; +class ScAccessibleEditObject; +class VclWindowEvent; + +namespace utl +{ + class AccessibleRelationSetHelper; +} + +/** @descr + This base class provides an implementation of the + <code>AccessibleContext</code> service. +*/ + +typedef cppu::ImplHelper3< css::accessibility::XAccessibleSelection, + css::accessibility::XAccessibleExtendedAttributes, + css::view::XSelectionChangeListener > + ScAccessibleDocumentImpl; + +class ScAccessibleDocument + : public ScAccessibleDocumentBase, + public ScAccessibleDocumentImpl, + public accessibility::IAccessibleViewForwarder +{ +public: + //===== internal ======================================================== + ScAccessibleDocument( + const css::uno::Reference<css::accessibility::XAccessible>& rxParent, + ScTabViewShell* pViewShell, + ScSplitPos eSplitPos); + + void PreInit(); + + virtual void Init() override; + + DECL_LINK( WindowChildEventListener, VclWindowEvent&, void ); +protected: + virtual ~ScAccessibleDocument() override; + + using ScAccessibleDocumentBase::IsDefunc; + +public: + + virtual void SAL_CALL disposing() override; + + ///===== SfxListener ===================================================== + + virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) override; + + ///===== XInterface ===================================================== + + virtual css::uno::Any SAL_CALL queryInterface( + css::uno::Type const & rType ) override; + + virtual void SAL_CALL acquire() noexcept override; + + virtual void SAL_CALL release() noexcept override; + + ///===== XAccessibleComponent ============================================ + + virtual css::uno::Reference< css::accessibility::XAccessible > + SAL_CALL getAccessibleAtPoint( + const css::awt::Point& rPoint ) override; + + virtual void SAL_CALL grabFocus( ) override; + + ///===== XAccessibleContext ============================================== + + /// Return the number of currently visible children. + virtual sal_Int32 SAL_CALL + getAccessibleChildCount() override; + + /// Return the specified child or NULL if index is invalid. + virtual css::uno::Reference< css::accessibility::XAccessible> SAL_CALL + getAccessibleChild(sal_Int32 nIndex) override; + + /// Return the set of current states. + virtual css::uno::Reference< + css::accessibility::XAccessibleStateSet> SAL_CALL + getAccessibleStateSet() override; + + virtual OUString SAL_CALL + getAccessibleName() override; + + virtual css::uno::Any SAL_CALL getExtendedAttributes() override ; + ///===== XAccessibleSelection =========================================== + + virtual void SAL_CALL + selectAccessibleChild( sal_Int32 nChildIndex ) override; + + virtual sal_Bool SAL_CALL + isAccessibleChildSelected( sal_Int32 nChildIndex ) override; + + virtual void SAL_CALL + clearAccessibleSelection( ) override; + + virtual void SAL_CALL + selectAllAccessibleChildren( ) override; + + virtual sal_Int32 SAL_CALL + getSelectedAccessibleChildCount( ) override; + + virtual css::uno::Reference< + css::accessibility::XAccessible > SAL_CALL + getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) override; + + virtual void SAL_CALL + deselectAccessibleChild( sal_Int32 nChildIndex ) override; + + ///===== XSelectionListener ============================================= + + virtual void SAL_CALL selectionChanged( const css::lang::EventObject& aEvent ) override; + + virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) override; + + ///===== XServiceInfo =================================================== + + /** Returns an identifier for the implementation of this object. + */ + virtual OUString SAL_CALL + getImplementationName() override; + + /** Returns a list of all supported services. + */ + virtual css::uno::Sequence< OUString> SAL_CALL + getSupportedServiceNames() override; + + ///===== XTypeProvider =================================================== + + /// returns the possible types + virtual css::uno::Sequence< css::uno::Type > SAL_CALL + getTypes() override; + + /** Returns an implementation id. + */ + virtual css::uno::Sequence<sal_Int8> SAL_CALL + getImplementationId() override; + + ///===== IAccessibleViewForwarder ======================================== + + /** Returns the area of the underlying document that is visible in the + * corresponding window. + + @return + The rectangle of the visible part of the document. The values + are, contrary to the base class, in internal coordinates. + */ + virtual tools::Rectangle GetVisibleArea() const override; + + /** Transform the specified point from internal coordinates to an + absolute screen position. + + @param rPoint + Point in internal coordinates. + + @return + The same point but in screen coordinates relative to the upper + left corner of the (current) screen. + */ + virtual Point LogicToPixel (const Point& rPoint) const override; + + /** Transform the specified size from internal coordinates to a screen + * oriented pixel size. + + @param rSize + Size in internal coordinates. + + @return + The same size but in screen coordinates. + */ + virtual Size LogicToPixel (const Size& rSize) const override; + + ///======== internal ===================================================== + + rtl::Reference<utl::AccessibleRelationSetHelper> GetRelationSet(const ScAddress* pAddress) const; + + css::uno::Reference< css::accessibility::XAccessible > + GetAccessibleSpreadsheet(); + +protected: + /// Return this object's description. + virtual OUString + createAccessibleDescription() override; + + /// Return the object's current name. + virtual OUString + createAccessibleName() override; + + /// Return the object's current bounding box relative to the desktop. + virtual tools::Rectangle GetBoundingBoxOnScreen() const override; + + /// Return the object's current bounding box relative to the parent object. + virtual tools::Rectangle GetBoundingBox() const override; + +private: + ScTabViewShell* mpViewShell; + ScSplitPos meSplitPos; + rtl::Reference<ScAccessibleSpreadsheet> mpAccessibleSpreadsheet; + std::unique_ptr<ScChildrenShapes> mpChildrenShapes; + rtl::Reference<ScAccessibleEditObject> mpTempAccEdit; + css::uno::Reference<css::accessibility::XAccessible> mxTempAcc; + tools::Rectangle maVisArea; + bool mbCompleteSheetSelected; + +public: + SCTAB getVisibleTable() const; // use it in ScChildrenShapes + +private: + void FreeAccessibleSpreadsheet(); + + bool IsTableSelected() const; + + bool IsDefunc( + const css::uno::Reference<css::accessibility::XAccessibleStateSet>& rxParentStates); + + void AddChild(const css::uno::Reference<css::accessibility::XAccessible>& xAcc, bool bFireEvent); + void RemoveChild(const css::uno::Reference<css::accessibility::XAccessible>& xAcc, bool bFireEvent); + + OUString GetCurrentCellName() const; + static OUString GetCurrentCellDescription(); + + tools::Rectangle GetVisibleArea_Impl() const; +public: + ScDocument *GetDocument() const ; + ScAddress GetCurCellAddress() const; + + virtual sal_Int32 SAL_CALL getForeground( ) override; + + virtual sal_Int32 SAL_CALL getBackground( ) override; +}; + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |