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Diffstat (limited to 'include/toolkit/awt/vclxaccessiblecomponent.hxx')
| -rw-r--r-- | include/toolkit/awt/vclxaccessiblecomponent.hxx | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/include/toolkit/awt/vclxaccessiblecomponent.hxx b/include/toolkit/awt/vclxaccessiblecomponent.hxx new file mode 100644 index 000000000..b1735f3f2 --- /dev/null +++ b/include/toolkit/awt/vclxaccessiblecomponent.hxx @@ -0,0 +1,150 @@ +/* -*- 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_TOOLKIT_AWT_VCLXACCESSIBLECOMPONENT_HXX +#define INCLUDED_TOOLKIT_AWT_VCLXACCESSIBLECOMPONENT_HXX + +#include <toolkit/dllapi.h> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <cppuhelper/implbase1.hxx> +#include <comphelper/accimplaccess.hxx> +#include <comphelper/accessiblecomponenthelper.hxx> + + +#include <tools/link.hxx> +#include <vcl/vclptr.hxx> + +namespace com::sun::star::accessibility { class XAccessible; } + +namespace vcl { class Window; } +class VCLXWindow; +class VclWindowEvent; + +namespace utl { +class AccessibleRelationSetHelper; +class AccessibleStateSetHelper; +} + + + +typedef ::cppu::ImplHelper1< + css::lang::XServiceInfo > VCLXAccessibleComponent_BASE; + +class TOOLKIT_DLLPUBLIC VCLXAccessibleComponent + :public comphelper::OAccessibleExtendedComponentHelper + ,public ::comphelper::OAccessibleImplementationAccess + ,public VCLXAccessibleComponent_BASE +{ +private: + rtl::Reference<VCLXWindow> m_xVCLXWindow; + VclPtr<vcl::Window> m_xEventSource; + + DECL_DLLPRIVATE_LINK( WindowEventListener, VclWindowEvent&, void ); + DECL_DLLPRIVATE_LINK( WindowChildEventListener, VclWindowEvent&, void ); + void DisconnectEvents(); + +protected: + virtual void ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent ); + virtual void ProcessWindowChildEvent( const VclWindowEvent& rVclWindowEvent ); + virtual void FillAccessibleRelationSet( utl::AccessibleRelationSetHelper& rRelationSet ); + virtual void FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet ); + + virtual css::uno::Reference< css::accessibility::XAccessible > GetChildAccessible( const VclWindowEvent& rVclWindowEvent ); + +public: + VCLXAccessibleComponent( VCLXWindow* pVCLXWindow ); + virtual ~VCLXAccessibleComponent() override; + + VCLXWindow* GetVCLXWindow() const; + vcl::Window* GetWindow() const; + template< class derived_type > derived_type* GetAs() const { + return static_cast< derived_type * >( GetWindow() ); } + template< class derived_type > derived_type* GetAsDynamic() const { + return dynamic_cast< derived_type * >( GetWindow() ); } + + virtual void SAL_CALL disposing() override; + + // css::uno::XInterface + DECLARE_XINTERFACE() + // css::lang::XTypeProvider + DECLARE_XTYPEPROVIDER() + + // XServiceInfo + virtual OUString SAL_CALL getImplementationName() override; + virtual sal_Bool SAL_CALL supportsService( const OUString& rServiceName ) override; + virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override; + + // css::accessibility::XAccessibleContext + sal_Int32 SAL_CALL getAccessibleChildCount( ) override; + css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleChild( sal_Int32 i ) override; + css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleParent( ) override; + sal_Int32 SAL_CALL getAccessibleIndexInParent( ) override; + sal_Int16 SAL_CALL getAccessibleRole( ) override; + OUString SAL_CALL getAccessibleDescription( ) override; + OUString SAL_CALL getAccessibleName( ) override; + OUString SAL_CALL getAccessibleId( ) override; + css::uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL getAccessibleRelationSet( ) override; + css::uno::Reference< css::accessibility::XAccessibleStateSet > SAL_CALL getAccessibleStateSet( ) override; + css::lang::Locale SAL_CALL getLocale( ) override; + + // css::accessibility::XAccessibleComponent + css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const css::awt::Point& aPoint ) override; + css::awt::Point SAL_CALL getLocationOnScreen( ) override; + void SAL_CALL grabFocus( ) override; + virtual sal_Int32 SAL_CALL getForeground( ) override; + virtual sal_Int32 SAL_CALL getBackground( ) override; + + // css::accessibility::XAccessibleExtendedComponent + virtual css::uno::Reference< css::awt::XFont > SAL_CALL getFont( ) override; + virtual OUString SAL_CALL getTitledBorderText( ) override; + virtual OUString SAL_CALL getToolTipText( ) override; + +protected: + // base class overridables + css::awt::Rectangle implGetBounds( ) override; + +private: + /** we may be reparented (if external components use OAccessibleImplementationAccess base class), + so this method here returns the parent in the VCL world, in opposite to the parent + an external component gave us + @precond + the caller must ensure thread safety, i.e. our mutex must be locked + */ + css::uno::Reference< css::accessibility::XAccessible > + getVclParent() const; +}; + +/* ---------------------------------------------------------- + Accessibility only for the Window hierarchy! + Maybe derived classes must overwrite these Accessibility interfaces: + + // XAccessibleContext: + sal_Int16 getAccessibleRole() => VCL Window::GetAccessibleRole() + OUString getAccessibleDescription() => VCL Window::GetAccessibleDescription + OUString getAccessibleName() => VCL Window::GetAccessibleText() => Most windows return Window::GetText() + OUString getAccessibleId() => VCL Window::get_id() + Reference< XAccessibleRelationSet > getAccessibleRelationSet() + Reference< XAccessibleStateSet > getAccessibleStateSet() => override FillAccessibleStateSet( ... ) + +---------------------------------------------------------- */ + + +#endif // INCLUDED_TOOLKIT_AWT_VCLXACCESSIBLECOMPONENT_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |