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+/* -*- 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 <tools/color.hxx>
+#include <vcl/image.hxx>
+#include <cppuhelper/implbase.hxx>
+#include <comphelper/compbase.hxx>
+#include <com/sun/star/lang/XUnoTunnel.hpp>
+#include <com/sun/star/accessibility/XAccessible.hpp>
+#include <com/sun/star/accessibility/XAccessibleContext.hpp>
+#include <com/sun/star/accessibility/XAccessibleComponent.hpp>
+#include <com/sun/star/accessibility/XAccessibleSelection.hpp>
+#include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
+
+#include <mutex>
+#include <vector>
+
+#define VALUESET_ITEM_NONEITEM 0xFFFE
+
+enum ValueSetItemType
+{
+ VALUESETITEM_NONE,
+ VALUESETITEM_IMAGE,
+ VALUESETITEM_IMAGE_AND_TEXT,
+ VALUESETITEM_COLOR,
+ VALUESETITEM_USERDRAW
+};
+
+class ValueItemAcc;
+class ValueSet;
+
+struct ValueSetItem
+{
+ ValueSet& mrParent;
+ OUString maText;
+ void* mpData;
+ rtl::Reference< ValueItemAcc > mxAcc;
+ Image maImage;
+ Color maColor;
+ sal_uInt16 mnId;
+ sal_uInt8 meType;
+ bool mbVisible;
+
+ explicit ValueSetItem( ValueSet& rParent );
+ ~ValueSetItem();
+
+ css::uno::Reference< css::accessibility::XAccessible >
+ GetAccessible( bool bIsTransientChildrenDisabled );
+};
+
+typedef comphelper::WeakComponentImplHelper<
+ css::accessibility::XAccessible,
+ css::accessibility::XAccessibleEventBroadcaster,
+ css::accessibility::XAccessibleContext,
+ css::accessibility::XAccessibleComponent,
+ css::accessibility::XAccessibleSelection,
+ css::lang::XUnoTunnel >
+ ValueSetAccComponentBase;
+
+class ValueSetAcc final : public ValueSetAccComponentBase
+{
+public:
+
+ explicit ValueSetAcc(ValueSet* pParent);
+ virtual ~ValueSetAcc() override;
+
+ void FireAccessibleEvent( short nEventId, const css::uno::Any& rOldValue, const css::uno::Any& rNewValue );
+ bool HasAccessibleListeners() const { return( mxEventListeners.size() > 0 ); }
+
+ static ValueSetAcc* getImplementation( const css::uno::Reference< css::uno::XInterface >& rxData ) noexcept;
+
+public:
+
+ /** Called by the corresponding ValueSet when it gets the focus.
+ Stores the new focus state and broadcasts a state change event.
+ */
+ void GetFocus();
+
+ /** Called by the corresponding ValueSet when it loses the focus.
+ Stores the new focus state and broadcasts a state change event.
+ */
+ void LoseFocus();
+
+ // XAccessible
+ virtual css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL getAccessibleContext( ) override;
+
+ // XAccessibleEventBroadcaster
+ virtual void SAL_CALL addAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) override;
+ virtual void SAL_CALL removeAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) override;
+
+ // XAccessibleContext
+ virtual sal_Int32 SAL_CALL getAccessibleChildCount( ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleChild( sal_Int32 i ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleParent( ) override;
+ virtual sal_Int32 SAL_CALL getAccessibleIndexInParent( ) override;
+ virtual sal_Int16 SAL_CALL getAccessibleRole( ) override;
+ virtual OUString SAL_CALL getAccessibleDescription( ) override;
+ virtual OUString SAL_CALL getAccessibleName( ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL getAccessibleRelationSet( ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessibleStateSet > SAL_CALL getAccessibleStateSet( ) override;
+ virtual css::lang::Locale SAL_CALL getLocale( ) override;
+
+ // XAccessibleComponent
+ virtual sal_Bool SAL_CALL containsPoint( const css::awt::Point& aPoint ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const css::awt::Point& aPoint ) override;
+ virtual css::awt::Rectangle SAL_CALL getBounds( ) override;
+ virtual css::awt::Point SAL_CALL getLocation( ) override;
+ virtual css::awt::Point SAL_CALL getLocationOnScreen( ) override;
+ virtual css::awt::Size SAL_CALL getSize( ) override;
+ virtual void SAL_CALL grabFocus( ) override;
+ virtual sal_Int32 SAL_CALL getForeground( ) override;
+ virtual sal_Int32 SAL_CALL getBackground( ) 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 nSelectedChildIndex ) override;
+
+ // XUnoTunnel
+ static const css::uno::Sequence< sal_Int8 >& getUnoTunnelId();
+ virtual sal_Int64 SAL_CALL getSomething( const css::uno::Sequence< sal_Int8 >& rId ) override;
+
+private:
+ ::std::vector< css::uno::Reference<
+ css::accessibility::XAccessibleEventListener > > mxEventListeners;
+ ValueSet* mpParent;
+ /// The current FOCUSED state.
+ bool mbIsFocused;
+
+ /** Tell all listeners that the object is dying. This callback is
+ usually called from the WeakComponentImplHelper class.
+ */
+ virtual void disposing(std::unique_lock<std::mutex>&) override;
+
+ /** Return the number of items. This takes the None-Item into account.
+ */
+ sal_uInt16 getItemCount() const;
+
+ /** Return the item associated with the given index. The None-Item is
+ taken into account which, when present, is taken to be the first
+ (with index 0) item.
+ @param nIndex
+ Index of the item to return. The index 0 denotes the None-Item
+ when present.
+ @return
+ Returns NULL when the given index is out of range.
+ */
+ ValueSetItem* getItem (sal_uInt16 nIndex) const;
+
+ /** Check whether or not the object has been disposed (or is in the
+ state of being disposed). If that is the case then
+ DisposedException is thrown to inform the (indirect) caller of the
+ foul deed.
+ @throws css::lang::DisposedException
+ */
+ void ThrowIfDisposed();
+
+ /** Check whether the value set has a 'none' field, i.e. a field (button)
+ that deselects any items (selects none of them).
+ @return
+ Returns <true/> if there is a 'none' field and <false/> if it is
+ missing.
+ */
+ bool HasNoneField() const;
+};
+
+class ValueItemAcc : public ::cppu::WeakImplHelper< css::accessibility::XAccessible,
+ css::accessibility::XAccessibleEventBroadcaster,
+ css::accessibility::XAccessibleContext,
+ css::accessibility::XAccessibleComponent,
+ css::lang::XUnoTunnel >
+{
+private:
+
+ ::std::vector< css::uno::Reference<
+ css::accessibility::XAccessibleEventListener > > mxEventListeners;
+ std::mutex maMutex;
+ ValueSetItem* mpParent;
+ bool mbIsTransientChildrenDisabled;
+
+public:
+
+ ValueItemAcc(ValueSetItem* pParent, bool bIsTransientChildrenDisabled);
+ virtual ~ValueItemAcc() override;
+
+ void ParentDestroyed();
+
+ void FireAccessibleEvent( short nEventId, const css::uno::Any& rOldValue, const css::uno::Any& rNewValue );
+
+ static ValueItemAcc* getImplementation( const css::uno::Reference< css::uno::XInterface >& rxData ) noexcept;
+
+public:
+
+ // XAccessible
+ virtual css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL getAccessibleContext( ) override;
+
+ // XAccessibleEventBroadcaster
+ virtual void SAL_CALL addAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) override;
+ virtual void SAL_CALL removeAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) override;
+
+ // XAccessibleContext
+ virtual sal_Int32 SAL_CALL getAccessibleChildCount( ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleChild( sal_Int32 i ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleParent( ) override;
+ virtual sal_Int32 SAL_CALL getAccessibleIndexInParent( ) override;
+ virtual sal_Int16 SAL_CALL getAccessibleRole( ) override;
+ virtual OUString SAL_CALL getAccessibleDescription( ) override;
+ virtual OUString SAL_CALL getAccessibleName( ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL getAccessibleRelationSet( ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessibleStateSet > SAL_CALL getAccessibleStateSet( ) override;
+ virtual css::lang::Locale SAL_CALL getLocale( ) override;
+
+ // XAccessibleComponent
+ virtual sal_Bool SAL_CALL containsPoint( const css::awt::Point& aPoint ) override;
+ virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const css::awt::Point& aPoint ) override;
+ virtual css::awt::Rectangle SAL_CALL getBounds( ) override;
+ virtual css::awt::Point SAL_CALL getLocation( ) override;
+ virtual css::awt::Point SAL_CALL getLocationOnScreen( ) override;
+ virtual css::awt::Size SAL_CALL getSize( ) override;
+ virtual void SAL_CALL grabFocus( ) override;
+ virtual sal_Int32 SAL_CALL getForeground( ) override;
+ virtual sal_Int32 SAL_CALL getBackground( ) override;
+
+ // XUnoTunnel
+ static const css::uno::Sequence< sal_Int8 >& getUnoTunnelId();
+ virtual sal_Int64 SAL_CALL getSomething( const css::uno::Sequence< sal_Int8 >& rId ) override;
+};
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */