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| -rw-r--r-- | svx/source/inc/svxrectctaccessiblecontext.hxx | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/svx/source/inc/svxrectctaccessiblecontext.hxx b/svx/source/inc/svxrectctaccessiblecontext.hxx new file mode 100644 index 000000000..ef20985a4 --- /dev/null +++ b/svx/source/inc/svxrectctaccessiblecontext.hxx @@ -0,0 +1,235 @@ +/* -*- 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 . + */ + + +#ifndef INCLUDED_SVX_SOURCE_INC_SVXRECTCTACCESSIBLECONTEXT_HXX +#define INCLUDED_SVX_SOURCE_INC_SVXRECTCTACCESSIBLECONTEXT_HXX + +#include <com/sun/star/accessibility/XAccessible.hpp> +#include <com/sun/star/accessibility/XAccessibleContext.hpp> +#include <com/sun/star/accessibility/XAccessibleAction.hpp> +#include <com/sun/star/accessibility/XAccessibleValue.hpp> +#include <com/sun/star/uno/Reference.hxx> +#include <cppuhelper/implbase3.hxx> +#include <comphelper/accessibleselectionhelper.hxx> +#include <rtl/ref.hxx> +#include <svx/rectenum.hxx> +#include <tools/gen.hxx> +#include <vector> + +namespace com::sun::star::awt { + struct Point; + struct Rectangle; + struct Size; + class XFocusListener; +} +namespace tools { class Rectangle; } +class SvxRectCtl; +class SvxRectCtlChildAccessibleContext; + +typedef ::cppu::ImplHelper1<css::accessibility::XAccessible> OAccessibleHelper_Base; + +class SvxRectCtlAccessibleContext final : public ::comphelper::OAccessibleSelectionHelper, + public OAccessibleHelper_Base +{ +public: + // internal + SvxRectCtlAccessibleContext(SvxRectCtl* pRepresentation); + + DECLARE_XINTERFACE( ) + DECLARE_XTYPEPROVIDER( ) + + // XAccessibleComponent + virtual void SAL_CALL grabFocus() override; + virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint(const css::awt::Point& rPoint) override; + + // XAccessible + // XAccessibleContext + virtual sal_Int32 SAL_CALL getAccessibleChildCount() override; + virtual css::uno::Reference< css::accessibility::XAccessible> SAL_CALL getAccessibleChild(sal_Int32 nIndex) override; + virtual css::uno::Reference< css::accessibility::XAccessible> SAL_CALL getAccessibleParent() 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::uno::Reference< css::accessibility::XAccessibleContext> SAL_CALL getAccessibleContext() override { return this; } + virtual sal_Int32 SAL_CALL getForeground() override; + virtual sal_Int32 SAL_CALL getBackground() override; + + /** Selects a new child by point. + + <p>If the child was not selected before, the state of the child will + be updated. If the point is not invalid, the index will internally set to NOCHILDSELECTED</p> + + @param eButton + Button which belongs to the child which should be selected. + */ + void selectChild( RectPoint ePoint ); + void FireChildFocus( RectPoint eButton ); + +private: + virtual ~SvxRectCtlAccessibleContext() override; + + // OCommonAccessibleSelection + // return if the specified child is visible => watch for special ChildIndexes (ACCESSIBLE_SELECTION_CHILD_xxx) + virtual bool implIsSelected(sal_Int32 nAccessibleChildIndex) override; + + // select the specified child => watch for special ChildIndexes (ACCESSIBLE_SELECTION_CHILD_xxx) + virtual void implSelect(sal_Int32 nAccessibleChildIndex, bool bSelect) override; + + // OCommonAccessibleComponent + virtual css::awt::Rectangle implGetBounds() override; + + virtual void SAL_CALL disposing() override; + + void checkChildIndex(tools::Long nIndex); + + /** Selects a new child by index. + + <p>If the child was not selected before, the state of the child will + be updated. If the index is invalid, the index will internally set to NOCHILDSELECTED</p> + + @param nIndexOfChild + Index of the new child which should be selected. + */ + void selectChild( tools::Long nIndexOfChild ); + + /** Description of this object. This is not a constant because it can + be set from the outside. + */ + OUString msDescription; + + /** Name of this object. + */ + OUString msName; + + /// pointer to internal representation + SvxRectCtl* mpRepr; + + /// array for all possible children + std::vector<rtl::Reference<SvxRectCtlChildAccessibleContext>> mvChildren; + + /// actual selected child + tools::Long mnSelectedChild; +}; + +typedef ::cppu::ImplHelper3 < css::accessibility::XAccessible, + css::accessibility::XAccessibleValue, + css::accessibility::XAccessibleAction + > OAccessibleHelper_Base_3; + +class SvxRectCtlChildAccessibleContext final : public ::comphelper::OAccessibleComponentHelper, + public OAccessibleHelper_Base_3 +{ +public: + SvxRectCtlChildAccessibleContext( + const css::uno::Reference< css::accessibility::XAccessible>& rxParent, + const OUString& rName, const OUString& rDescription, + const tools::Rectangle& rBoundingBox, + tools::Long nIndexInParent ); + + DECLARE_XINTERFACE( ) + DECLARE_XTYPEPROVIDER( ) + + // XAccessibleComponent + virtual void SAL_CALL grabFocus() override; + virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const css::awt::Point& rPoint ) override; + + // XAccessibleContext + virtual sal_Int32 SAL_CALL getAccessibleChildCount() override; + virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleChild( sal_Int32 nIndex ) override; + virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleParent() 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::uno::Reference< css::accessibility::XAccessibleContext> SAL_CALL getAccessibleContext() override { return this; } + + virtual sal_Int32 SAL_CALL getForeground() override; + virtual sal_Int32 SAL_CALL getBackground() override; + + // XAccessibleValue + virtual css::uno::Any SAL_CALL + getCurrentValue() override; + + virtual sal_Bool SAL_CALL + setCurrentValue( const css::uno::Any& aNumber ) override; + + virtual css::uno::Any SAL_CALL + getMaximumValue() override; + + virtual css::uno::Any SAL_CALL + getMinimumValue() override; + + virtual css::uno::Any SAL_CALL + getMinimumIncrement() override; + + // XAccessibleAction + virtual sal_Int32 SAL_CALL getAccessibleActionCount( ) override; + virtual sal_Bool SAL_CALL doAccessibleAction ( sal_Int32 nIndex ) override; + virtual OUString SAL_CALL getAccessibleActionDescription ( sal_Int32 nIndex ) override; + virtual css::uno::Reference< css::accessibility::XAccessibleKeyBinding > SAL_CALL getAccessibleActionKeyBinding( sal_Int32 nIndex ) override; + + // internal + /// Sets the checked status + void setStateChecked(bool bChecked); + void FireFocusEvent(); + +private: + virtual ~SvxRectCtlChildAccessibleContext() override; + + virtual void SAL_CALL disposing() override; + + // OCommonAccessibleComponent + /// implements the calculation of the bounding rectangle + virtual css::awt::Rectangle implGetBounds( ) override; + + /** Description of this object. This is not a constant because it can + be set from the outside. Furthermore, it changes according to the + draw page's display mode. + */ + OUString msDescription; + + /** Name of this object. It changes according the draw page's + display mode. + */ + OUString msName; + + /// Reference to the parent object. + css::uno::Reference< css::accessibility::XAccessible > + mxParent; + + /// Bounding box + tools::Rectangle maBoundingBox; + + /// index of child in parent + tools::Long mnIndexInParent; + + /// Indicates, if object is checked + bool mbIsChecked; +}; + + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |