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Diffstat (limited to '')
| -rw-r--r-- | accessibility/source/standard/accessiblemenuitemcomponent.cxx | 474 |
1 files changed, 474 insertions, 0 deletions
diff --git a/accessibility/source/standard/accessiblemenuitemcomponent.cxx b/accessibility/source/standard/accessiblemenuitemcomponent.cxx new file mode 100644 index 000000000..c4e08609f --- /dev/null +++ b/accessibility/source/standard/accessiblemenuitemcomponent.cxx @@ -0,0 +1,474 @@ +/* -*- 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 . + */ + +#include <standard/accessiblemenuitemcomponent.hxx> + + +#include <toolkit/helper/convert.hxx> + +#include <com/sun/star/accessibility/AccessibleEventId.hpp> +#include <com/sun/star/accessibility/AccessibleRole.hpp> +#include <com/sun/star/accessibility/AccessibleStateType.hpp> +#include <com/sun/star/lang/IndexOutOfBoundsException.hpp> +#include <unotools/accessiblestatesethelper.hxx> +#include <unotools/accessiblerelationsethelper.hxx> +#include <comphelper/accessibletexthelper.hxx> +#include <vcl/svapp.hxx> +#include <vcl/window.hxx> +#include <vcl/menu.hxx> +#include <vcl/settings.hxx> +#include <i18nlangtag/languagetag.hxx> + +using namespace ::com::sun::star::accessibility; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::beans; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star; +using namespace ::comphelper; + + + + +OAccessibleMenuItemComponent::OAccessibleMenuItemComponent( Menu* pParent, sal_uInt16 nItemPos, Menu* pMenu ) + :OAccessibleMenuBaseComponent( pMenu ) + ,m_pParent( pParent ) + ,m_nItemPos( nItemPos ) +{ + m_sAccessibleName = GetAccessibleName(); + m_sItemText = GetItemText(); +} + +OAccessibleMenuItemComponent::~OAccessibleMenuItemComponent() +{ +} + +bool OAccessibleMenuItemComponent::IsEnabled() +{ + OExternalLockGuard aGuard( this ); + + bool bEnabled = false; + if ( m_pParent ) + bEnabled = m_pParent->IsItemEnabled( m_pParent->GetItemId( m_nItemPos ) ); + + return bEnabled; +} + + +bool OAccessibleMenuItemComponent::IsVisible() +{ + bool bVisible = false; + + if ( m_pParent ) + bVisible = m_pParent->IsItemPosVisible( m_nItemPos ); + + return bVisible; +} + + +void OAccessibleMenuItemComponent::Select() +{ + // open the parent menu + Reference< XAccessible > xParent( getAccessibleParent() ); + if ( xParent.is() ) + { + OAccessibleMenuBaseComponent* pComp = static_cast< OAccessibleMenuBaseComponent* >( xParent.get() ); + if ( pComp && pComp->getAccessibleRole() == AccessibleRole::MENU && !pComp->IsPopupMenuOpen() ) + pComp->Click(); + } + + // highlight the menu item + if ( m_pParent ) + m_pParent->HighlightItem( m_nItemPos ); +} + + +void OAccessibleMenuItemComponent::DeSelect() +{ + if ( m_pParent && IsSelected() ) + m_pParent->DeHighlight(); +} + + +void OAccessibleMenuItemComponent::Click() +{ + // open the parent menu + Reference< XAccessible > xParent( getAccessibleParent() ); + if ( xParent.is() ) + { + OAccessibleMenuBaseComponent* pComp = static_cast< OAccessibleMenuBaseComponent* >( xParent.get() ); + if ( pComp && pComp->getAccessibleRole() == AccessibleRole::MENU && !pComp->IsPopupMenuOpen() ) + pComp->Click(); + } + + // click the menu item + if ( !m_pParent ) + return; + + vcl::Window* pWindow = m_pParent->GetWindow(); + if ( !pWindow ) + return; + + // #102438# Menu items are not selectable + // Popup menus are executed asynchronously, triggered by a timer. + // As Menu::SelectItem only works, if the corresponding menu window is + // already created, we have to set the menu delay to 0, so + // that the popup menus are executed synchronously. + AllSettings aSettings = pWindow->GetSettings(); + MouseSettings aMouseSettings = aSettings.GetMouseSettings(); + sal_uLong nDelay = aMouseSettings.GetMenuDelay(); + aMouseSettings.SetMenuDelay( 0 ); + aSettings.SetMouseSettings( aMouseSettings ); + pWindow->SetSettings( aSettings ); + + m_pParent->SelectItem( m_pParent->GetItemId( m_nItemPos ) ); + + // meanwhile the window pointer may be invalid + pWindow = m_pParent->GetWindow(); + if ( pWindow ) + { + // set the menu delay back to the old value + aSettings = pWindow->GetSettings(); + aMouseSettings = aSettings.GetMouseSettings(); + aMouseSettings.SetMenuDelay( nDelay ); + aSettings.SetMouseSettings( aMouseSettings ); + pWindow->SetSettings( aSettings ); + } +} + + +void OAccessibleMenuItemComponent::SetItemPos( sal_uInt16 nItemPos ) +{ + m_nItemPos = nItemPos; +} + + +void OAccessibleMenuItemComponent::SetAccessibleName( const OUString& sAccessibleName ) +{ + if ( m_sAccessibleName != sAccessibleName ) + { + Any aOldValue, aNewValue; + aOldValue <<= m_sAccessibleName; + aNewValue <<= sAccessibleName; + m_sAccessibleName = sAccessibleName; + NotifyAccessibleEvent( AccessibleEventId::NAME_CHANGED, aOldValue, aNewValue ); + } +} + + +OUString OAccessibleMenuItemComponent::GetAccessibleName() +{ + OUString sName; + if ( m_pParent ) + { + sal_uInt16 nItemId = m_pParent->GetItemId( m_nItemPos ); + sName = m_pParent->GetAccessibleName( nItemId ); + if ( sName.isEmpty() ) + sName = m_pParent->GetItemText( nItemId ); + sName = OutputDevice::GetNonMnemonicString( sName ); +#if defined(_WIN32) + if ( m_pParent->GetAccelKey( nItemId ).GetName().getLength() ) + sName += "\t" + m_pParent->GetAccelKey(nItemId).GetName(); +#endif + } + + return sName; +} + + +void OAccessibleMenuItemComponent::SetItemText( const OUString& sItemText ) +{ + Any aOldValue, aNewValue; + if ( OCommonAccessibleText::implInitTextChangedEvent( m_sItemText, sItemText, aOldValue, aNewValue ) ) + { + m_sItemText = sItemText; + NotifyAccessibleEvent( AccessibleEventId::TEXT_CHANGED, aOldValue, aNewValue ); + } +} + + +OUString OAccessibleMenuItemComponent::GetItemText() +{ + OUString sText; + if ( m_pParent ) + sText = OutputDevice::GetNonMnemonicString( m_pParent->GetItemText( m_pParent->GetItemId( m_nItemPos ) ) ); + + return sText; +} + + +void OAccessibleMenuItemComponent::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet ) +{ + bool bEnabled = IsEnabled(); + if ( bEnabled ) + { + rStateSet.AddState( AccessibleStateType::ENABLED ); + rStateSet.AddState( AccessibleStateType::SENSITIVE ); + } + + if ( IsVisible() ) + { + rStateSet.AddState( AccessibleStateType::SHOWING ); + if( !IsMenuHideDisabledEntries() || bEnabled ) + rStateSet.AddState( AccessibleStateType::VISIBLE ); + } + rStateSet.AddState( AccessibleStateType::OPAQUE ); +} + + +// OCommonAccessibleComponent + + +awt::Rectangle OAccessibleMenuItemComponent::implGetBounds() +{ + awt::Rectangle aBounds( 0, 0, 0, 0 ); + + if ( m_pParent ) + { + // get bounding rectangle of the item relative to the containing window + aBounds = AWTRectangle( m_pParent->GetBoundingRectangle( m_nItemPos ) ); + + // get position of containing window in screen coordinates + vcl::Window* pWindow = m_pParent->GetWindow(); + if ( pWindow ) + { + tools::Rectangle aRect = pWindow->GetWindowExtentsRelative( nullptr ); + awt::Point aWindowScreenLoc = AWTPoint( aRect.TopLeft() ); + + // get position of accessible parent in screen coordinates + Reference< XAccessible > xParent = getAccessibleParent(); + if ( xParent.is() ) + { + Reference< XAccessibleComponent > xParentComponent( xParent->getAccessibleContext(), UNO_QUERY ); + if ( xParentComponent.is() ) + { + awt::Point aParentScreenLoc = xParentComponent->getLocationOnScreen(); + + // calculate bounding rectangle of the item relative to the accessible parent + aBounds.X += aWindowScreenLoc.X - aParentScreenLoc.X; + aBounds.Y += aWindowScreenLoc.Y - aParentScreenLoc.Y; + } + } + } + } + + return aBounds; +} + + +// XComponent + + +void SAL_CALL OAccessibleMenuItemComponent::disposing() +{ + OAccessibleMenuBaseComponent::disposing(); + + m_pParent = nullptr; + m_sAccessibleName.clear(); + m_sItemText.clear(); +} + + +// XAccessibleContext + + +sal_Int32 OAccessibleMenuItemComponent::getAccessibleChildCount() +{ + OExternalLockGuard aGuard( this ); + + return 0; +} + + +Reference< XAccessible > OAccessibleMenuItemComponent::getAccessibleChild( sal_Int32 i ) +{ + OExternalLockGuard aGuard( this ); + + if ( i < 0 || i >= getAccessibleChildCount() ) + throw IndexOutOfBoundsException(); + + return Reference< XAccessible >(); +} + + +Reference< XAccessible > OAccessibleMenuItemComponent::getAccessibleParent( ) +{ + OExternalLockGuard aGuard( this ); + + return m_pParent->GetAccessible(); +} + + +sal_Int32 OAccessibleMenuItemComponent::getAccessibleIndexInParent( ) +{ + OExternalLockGuard aGuard( this ); + + return m_nItemPos; +} + + +sal_Int16 OAccessibleMenuItemComponent::getAccessibleRole( ) +{ + OExternalLockGuard aGuard( this ); + + return AccessibleRole::UNKNOWN; +} + + +OUString OAccessibleMenuItemComponent::getAccessibleDescription( ) +{ + OExternalLockGuard aGuard( this ); + + OUString sDescription; + if ( m_pParent ) + sDescription = m_pParent->GetHelpText( m_pParent->GetItemId( m_nItemPos ) ); + + return sDescription; +} + + +OUString OAccessibleMenuItemComponent::getAccessibleName( ) +{ + OExternalLockGuard aGuard( this ); + + return m_sAccessibleName; +} + + +Reference< XAccessibleRelationSet > OAccessibleMenuItemComponent::getAccessibleRelationSet( ) +{ + OExternalLockGuard aGuard( this ); + + utl::AccessibleRelationSetHelper* pRelationSetHelper = new utl::AccessibleRelationSetHelper; + Reference< XAccessibleRelationSet > xSet = pRelationSetHelper; + return xSet; +} + + +Locale OAccessibleMenuItemComponent::getLocale( ) +{ + OExternalLockGuard aGuard( this ); + + return Application::GetSettings().GetLanguageTag().getLocale(); +} + + +// XAccessibleComponent + + +Reference< XAccessible > OAccessibleMenuItemComponent::getAccessibleAtPoint( const awt::Point& ) +{ + OExternalLockGuard aGuard( this ); + + return Reference< XAccessible >(); +} + + +void OAccessibleMenuItemComponent::grabFocus( ) +{ + // no focus for items +} + + +sal_Int32 OAccessibleMenuItemComponent::getForeground( ) +{ + OExternalLockGuard aGuard( this ); + + sal_Int32 nColor = 0; + Reference< XAccessible > xParent = getAccessibleParent(); + if ( xParent.is() ) + { + Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY ); + if ( xParentComp.is() ) + nColor = xParentComp->getForeground(); + } + + return nColor; +} + + +sal_Int32 OAccessibleMenuItemComponent::getBackground( ) +{ + OExternalLockGuard aGuard( this ); + + sal_Int32 nColor = 0; + Reference< XAccessible > xParent = getAccessibleParent(); + if ( xParent.is() ) + { + Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY ); + if ( xParentComp.is() ) + nColor = xParentComp->getBackground(); + } + + return nColor; +} + + +// XAccessibleExtendedComponent + + +Reference< awt::XFont > OAccessibleMenuItemComponent::getFont( ) +{ + OExternalLockGuard aGuard( this ); + + Reference< awt::XFont > xFont; + Reference< XAccessible > xParent = getAccessibleParent(); + if ( xParent.is() ) + { + Reference< XAccessibleExtendedComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY ); + if ( xParentComp.is() ) + xFont = xParentComp->getFont(); + } + + return xFont; +} + + +OUString OAccessibleMenuItemComponent::getTitledBorderText( ) +{ + OExternalLockGuard aGuard( this ); + + return OUString(); +} + + +OUString OAccessibleMenuItemComponent::getToolTipText( ) +{ + OExternalLockGuard aGuard( this ); + + OUString sRet; + if ( m_pParent ) + sRet = m_pParent->GetTipHelpText( m_pParent->GetItemId( m_nItemPos ) ); + + return sRet; +} + + +bool OAccessibleMenuItemComponent::IsMenuHideDisabledEntries() +{ + if (m_pParent ) + { + if( m_pParent->GetMenuFlags() & MenuFlags::HideDisabledEntries) + { + return true; + } + } + return false; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |