747a9838ee
Change-Id: I00f228451574ca9f9e352d233c7f326c88e90a95 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/156892 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
245 lines
11 KiB
C++
245 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <tools/color.hxx>
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#include <vcl/image.hxx>
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#include <cppuhelper/implbase.hxx>
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#include <comphelper/compbase.hxx>
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#include <com/sun/star/accessibility/XAccessible.hpp>
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#include <com/sun/star/accessibility/XAccessibleContext.hpp>
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#include <com/sun/star/accessibility/XAccessibleComponent.hpp>
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#include <com/sun/star/accessibility/XAccessibleSelection.hpp>
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#include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
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#include <mutex>
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#include <vector>
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#define VALUESET_ITEM_NONEITEM 0xFFFE
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enum ValueSetItemType
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{
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VALUESETITEM_NONE,
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VALUESETITEM_IMAGE,
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VALUESETITEM_IMAGE_AND_TEXT,
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VALUESETITEM_COLOR,
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VALUESETITEM_USERDRAW
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};
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class ValueItemAcc;
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class ValueSet;
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struct ValueSetItem
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{
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ValueSet& mrParent;
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OUString maText;
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void* mpData;
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rtl::Reference< ValueItemAcc > mxAcc;
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Image maImage;
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Color maColor;
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sal_uInt16 mnId;
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sal_uInt8 meType;
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bool mbVisible;
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explicit ValueSetItem( ValueSet& rParent );
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~ValueSetItem();
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css::uno::Reference< css::accessibility::XAccessible >
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GetAccessible( bool bIsTransientChildrenDisabled );
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};
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typedef comphelper::WeakComponentImplHelper<
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css::accessibility::XAccessible,
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css::accessibility::XAccessibleEventBroadcaster,
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css::accessibility::XAccessibleContext,
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css::accessibility::XAccessibleComponent,
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css::accessibility::XAccessibleSelection >
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ValueSetAccComponentBase;
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class ValueSetAcc final : public ValueSetAccComponentBase
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{
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public:
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explicit ValueSetAcc(ValueSet* pParent);
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virtual ~ValueSetAcc() override;
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void FireAccessibleEvent( short nEventId, const css::uno::Any& rOldValue, const css::uno::Any& rNewValue );
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bool HasAccessibleListeners() const { return( mxEventListeners.size() > 0 ); }
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public:
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/** Called by the corresponding ValueSet when it gets the focus.
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Stores the new focus state and broadcasts a state change event.
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*/
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void GetFocus();
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/** Called by the corresponding ValueSet when it loses the focus.
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Stores the new focus state and broadcasts a state change event.
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*/
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void LoseFocus();
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/** Called by the corresponding ValueSet when it gets destroyed. */
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void Invalidate();
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// XAccessible
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virtual css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL getAccessibleContext( ) override;
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// XAccessibleEventBroadcaster
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virtual void SAL_CALL addAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) override;
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virtual void SAL_CALL removeAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) override;
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// XAccessibleContext
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virtual sal_Int64 SAL_CALL getAccessibleChildCount( ) override;
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleChild( sal_Int64 i ) override;
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleParent( ) override;
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virtual sal_Int64 SAL_CALL getAccessibleIndexInParent( ) override;
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virtual sal_Int16 SAL_CALL getAccessibleRole( ) override;
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virtual OUString SAL_CALL getAccessibleDescription( ) override;
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virtual OUString SAL_CALL getAccessibleName( ) override;
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virtual css::uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL getAccessibleRelationSet( ) override;
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virtual sal_Int64 SAL_CALL getAccessibleStateSet( ) override;
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virtual css::lang::Locale SAL_CALL getLocale( ) override;
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// XAccessibleComponent
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virtual sal_Bool SAL_CALL containsPoint( const css::awt::Point& aPoint ) override;
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const css::awt::Point& aPoint ) override;
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virtual css::awt::Rectangle SAL_CALL getBounds( ) override;
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virtual css::awt::Point SAL_CALL getLocation( ) override;
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virtual css::awt::Point SAL_CALL getLocationOnScreen( ) override;
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virtual css::awt::Size SAL_CALL getSize( ) override;
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virtual void SAL_CALL grabFocus( ) override;
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virtual sal_Int32 SAL_CALL getForeground( ) override;
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virtual sal_Int32 SAL_CALL getBackground( ) override;
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// XAccessibleSelection
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virtual void SAL_CALL selectAccessibleChild( sal_Int64 nChildIndex ) override;
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virtual sal_Bool SAL_CALL isAccessibleChildSelected( sal_Int64 nChildIndex ) override;
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virtual void SAL_CALL clearAccessibleSelection( ) override;
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virtual void SAL_CALL selectAllAccessibleChildren( ) override;
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virtual sal_Int64 SAL_CALL getSelectedAccessibleChildCount( ) override;
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex ) override;
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virtual void SAL_CALL deselectAccessibleChild( sal_Int64 nSelectedChildIndex ) override;
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private:
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::std::vector< css::uno::Reference<
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css::accessibility::XAccessibleEventListener > > mxEventListeners;
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ValueSet* mpParent;
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/// The current FOCUSED state.
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bool mbIsFocused;
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/** Tell all listeners that the object is dying. This callback is
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usually called from the WeakComponentImplHelper class.
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*/
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virtual void disposing(std::unique_lock<std::mutex>&) override;
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/** Return the number of items. This takes the None-Item into account.
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*/
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sal_uInt16 getItemCount() const;
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/** Return the item associated with the given index. The None-Item is
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taken into account which, when present, is taken to be the first
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(with index 0) item.
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@param nIndex
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Index of the item to return. The index 0 denotes the None-Item
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when present.
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@return
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Returns NULL when the given index is out of range.
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*/
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ValueSetItem* getItem (sal_uInt16 nIndex) const;
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/** Check whether or not the object has been disposed (or is in the
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state of being disposed). If that is the case then
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DisposedException is thrown to inform the (indirect) caller of the
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foul deed.
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@param bCheckValueSet
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Whether to also check that the ValueSet (parent)
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is non-null.
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@throws css::lang::DisposedException
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*/
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void ThrowIfDisposed(bool bCheckParent = true);
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/** Check whether the value set has a 'none' field, i.e. a field (button)
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that deselects any items (selects none of them).
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@return
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Returns <true/> if there is a 'none' field and <false/> if it is
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missing.
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*/
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bool HasNoneField() const;
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};
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class ValueItemAcc : public ::cppu::WeakImplHelper< css::accessibility::XAccessible,
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css::accessibility::XAccessibleEventBroadcaster,
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css::accessibility::XAccessibleContext,
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css::accessibility::XAccessibleComponent >
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{
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private:
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::std::vector< css::uno::Reference<
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css::accessibility::XAccessibleEventListener > > mxEventListeners;
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std::mutex maMutex;
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ValueSetItem* mpParent;
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bool mbIsTransientChildrenDisabled;
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public:
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ValueItemAcc(ValueSetItem* pParent, bool bIsTransientChildrenDisabled);
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virtual ~ValueItemAcc() override;
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void ParentDestroyed();
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void FireAccessibleEvent( short nEventId, const css::uno::Any& rOldValue, const css::uno::Any& rNewValue );
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static ValueItemAcc* getImplementation( const css::uno::Reference< css::uno::XInterface >& rxData ) noexcept;
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public:
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// XAccessible
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virtual css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL getAccessibleContext( ) override;
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// XAccessibleEventBroadcaster
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virtual void SAL_CALL addAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) override;
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virtual void SAL_CALL removeAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) override;
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// XAccessibleContext
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virtual sal_Int64 SAL_CALL getAccessibleChildCount( ) override;
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleChild( sal_Int64 i ) override;
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleParent( ) override;
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virtual sal_Int64 SAL_CALL getAccessibleIndexInParent( ) override;
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virtual sal_Int16 SAL_CALL getAccessibleRole( ) override;
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virtual OUString SAL_CALL getAccessibleDescription( ) override;
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virtual OUString SAL_CALL getAccessibleName( ) override;
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virtual css::uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL getAccessibleRelationSet( ) override;
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virtual sal_Int64 SAL_CALL getAccessibleStateSet( ) override;
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virtual css::lang::Locale SAL_CALL getLocale( ) override;
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// XAccessibleComponent
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virtual sal_Bool SAL_CALL containsPoint( const css::awt::Point& aPoint ) override;
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const css::awt::Point& aPoint ) override;
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virtual css::awt::Rectangle SAL_CALL getBounds( ) override;
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virtual css::awt::Point SAL_CALL getLocation( ) override;
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virtual css::awt::Point SAL_CALL getLocationOnScreen( ) override;
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virtual css::awt::Size SAL_CALL getSize( ) override;
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virtual void SAL_CALL grabFocus( ) override;
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virtual sal_Int32 SAL_CALL getForeground( ) override;
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virtual sal_Int32 SAL_CALL getBackground( ) override;
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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