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Diffstat (limited to 'accessibility/source/standard/vclxaccessibletabpage.cxx')
| -rw-r--r-- | accessibility/source/standard/vclxaccessibletabpage.cxx | 675 |
1 files changed, 675 insertions, 0 deletions
diff --git a/accessibility/source/standard/vclxaccessibletabpage.cxx b/accessibility/source/standard/vclxaccessibletabpage.cxx new file mode 100644 index 000000000..8dd5a2419 --- /dev/null +++ b/accessibility/source/standard/vclxaccessibletabpage.cxx @@ -0,0 +1,675 @@ +/* -*- 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/vclxaccessibletabpage.hxx> +#include <toolkit/helper/convert.hxx> +#include <helper/characterattributeshelper.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/datatransfer/clipboard/XClipboard.hpp> +#include <com/sun/star/datatransfer/clipboard/XFlushableClipboard.hpp> +#include <com/sun/star/lang/IndexOutOfBoundsException.hpp> +#include <cppuhelper/supportsservice.hxx> +#include <unotools/accessiblestatesethelper.hxx> +#include <unotools/accessiblerelationsethelper.hxx> +#include <vcl/svapp.hxx> +#include <vcl/unohelp2.hxx> +#include <vcl/tabctrl.hxx> +#include <vcl/tabpage.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::lang; +using namespace ::com::sun::star::beans; +using namespace ::com::sun::star; +using namespace ::comphelper; + + + + +VCLXAccessibleTabPage::VCLXAccessibleTabPage( TabControl* pTabControl, sal_uInt16 nPageId ) + :m_pTabControl( pTabControl ) + ,m_nPageId( nPageId ) +{ + m_bFocused = IsFocused(); + m_bSelected = IsSelected(); + m_sPageText = GetPageText(); +} + + +VCLXAccessibleTabPage::~VCLXAccessibleTabPage() +{ +} + + +bool VCLXAccessibleTabPage::IsFocused() const +{ + bool bFocused = false; + + if ( m_pTabControl && m_pTabControl->HasFocus() && m_pTabControl->GetCurPageId() == m_nPageId ) + bFocused = true; + + return bFocused; +} + + +bool VCLXAccessibleTabPage::IsSelected() const +{ + bool bSelected = false; + + if ( m_pTabControl && m_pTabControl->GetCurPageId() == m_nPageId ) + bSelected = true; + + return bSelected; +} + + +void VCLXAccessibleTabPage::SetFocused( bool bFocused ) +{ + if ( m_bFocused != bFocused ) + { + Any aOldValue, aNewValue; + if ( m_bFocused ) + aOldValue <<= AccessibleStateType::FOCUSED; + else + aNewValue <<= AccessibleStateType::FOCUSED; + m_bFocused = bFocused; + NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue ); + } +} + + +void VCLXAccessibleTabPage::SetSelected( bool bSelected ) +{ + if ( m_bSelected != bSelected ) + { + Any aOldValue, aNewValue; + if ( m_bSelected ) + aOldValue <<= AccessibleStateType::SELECTED; + else + aNewValue <<= AccessibleStateType::SELECTED; + m_bSelected = bSelected; + NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue ); + } +} + + +void VCLXAccessibleTabPage::SetPageText( const OUString& sPageText ) +{ + Any aOldValue, aNewValue; + if ( OCommonAccessibleText::implInitTextChangedEvent( m_sPageText, sPageText, aOldValue, aNewValue ) ) + { + Any aOldName, aNewName; + aOldName <<= m_sPageText; + aNewName <<= sPageText; + m_sPageText = sPageText; + NotifyAccessibleEvent( AccessibleEventId::NAME_CHANGED, aOldName, aNewName ); + NotifyAccessibleEvent( AccessibleEventId::TEXT_CHANGED, aOldValue, aNewValue ); + } +} + + +OUString VCLXAccessibleTabPage::GetPageText() +{ + OUString sText; + if ( m_pTabControl ) + sText = OutputDevice::GetNonMnemonicString( m_pTabControl->GetPageText( m_nPageId ) ); + + return sText; +} + + +void VCLXAccessibleTabPage::Update( bool bNew ) +{ + if ( !m_pTabControl ) + return; + + TabPage* pTabPage = m_pTabControl->GetTabPage( m_nPageId ); + if ( !pTabPage ) + return; + + Reference< XAccessible > xChild( pTabPage->GetAccessible( bNew ) ); + if ( xChild.is() ) + { + Any aOldValue, aNewValue; + if ( bNew ) + aNewValue <<= xChild; + else + aOldValue <<= xChild; + NotifyAccessibleEvent( AccessibleEventId::CHILD, aOldValue, aNewValue ); + } +} + + +void VCLXAccessibleTabPage::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet ) +{ + rStateSet.AddState( AccessibleStateType::ENABLED ); + rStateSet.AddState( AccessibleStateType::SENSITIVE ); + + rStateSet.AddState( AccessibleStateType::FOCUSABLE ); + + if ( IsFocused() ) + rStateSet.AddState( AccessibleStateType::FOCUSED ); + + rStateSet.AddState( AccessibleStateType::VISIBLE ); + + rStateSet.AddState( AccessibleStateType::SHOWING ); + + rStateSet.AddState( AccessibleStateType::SELECTABLE ); + + if ( IsSelected() ) + rStateSet.AddState( AccessibleStateType::SELECTED ); +} + + +// OCommonAccessibleComponent + + +awt::Rectangle VCLXAccessibleTabPage::implGetBounds() +{ + awt::Rectangle aBounds( 0, 0, 0, 0 ); + + if ( m_pTabControl ) + aBounds = AWTRectangle( m_pTabControl->GetTabBounds( m_nPageId ) ); + + return aBounds; +} + + +// OCommonAccessibleText + + +OUString VCLXAccessibleTabPage::implGetText() +{ + return GetPageText(); +} + + +lang::Locale VCLXAccessibleTabPage::implGetLocale() +{ + return Application::GetSettings().GetLanguageTag().getLocale(); +} + + +void VCLXAccessibleTabPage::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex ) +{ + nStartIndex = 0; + nEndIndex = 0; +} + + +// XInterface + + +IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleTabPage, AccessibleTextHelper_BASE, VCLXAccessibleTabPage_BASE ) + + +// XTypeProvider + + +IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleTabPage, AccessibleTextHelper_BASE, VCLXAccessibleTabPage_BASE ) + + +// XComponent + + +void VCLXAccessibleTabPage::disposing() +{ + AccessibleTextHelper_BASE::disposing(); + + m_pTabControl = nullptr; + m_sPageText.clear(); +} + + +// XServiceInfo + + +OUString VCLXAccessibleTabPage::getImplementationName() +{ + return "com.sun.star.comp.toolkit.AccessibleTabPage"; +} + + +sal_Bool VCLXAccessibleTabPage::supportsService( const OUString& rServiceName ) +{ + return cppu::supportsService(this, rServiceName); +} + + +Sequence< OUString > VCLXAccessibleTabPage::getSupportedServiceNames() +{ + return { "com.sun.star.awt.AccessibleTabPage" }; +} + + +// XAccessible + + +Reference< XAccessibleContext > VCLXAccessibleTabPage::getAccessibleContext( ) +{ + OExternalLockGuard aGuard( this ); + + return this; +} + + +// XAccessibleContext + + +sal_Int32 VCLXAccessibleTabPage::getAccessibleChildCount() +{ + OExternalLockGuard aGuard( this ); + return implGetAccessibleChildCount(); +} + +sal_Int32 VCLXAccessibleTabPage::implGetAccessibleChildCount() +{ + sal_Int32 nCount = 0; + if ( m_pTabControl ) + { + TabPage* pTabPage = m_pTabControl->GetTabPage( m_nPageId ); + if ( pTabPage && pTabPage->IsVisible() ) + nCount = 1; + } + + return nCount; +} + + +Reference< XAccessible > VCLXAccessibleTabPage::getAccessibleChild( sal_Int32 i ) +{ + OExternalLockGuard aGuard( this ); + + if ( i < 0 || i >= implGetAccessibleChildCount() ) + throw IndexOutOfBoundsException(); + + Reference< XAccessible > xChild; + if ( m_pTabControl ) + { + TabPage* pTabPage = m_pTabControl->GetTabPage( m_nPageId ); + if ( pTabPage && pTabPage->IsVisible() ) + xChild = pTabPage->GetAccessible(); + } + + return xChild; +} + + +Reference< XAccessible > VCLXAccessibleTabPage::getAccessibleParent( ) +{ + OExternalLockGuard aGuard( this ); + + Reference< XAccessible > xParent; + if ( m_pTabControl ) + xParent = m_pTabControl->GetAccessible(); + + return xParent; +} + + +sal_Int32 VCLXAccessibleTabPage::getAccessibleIndexInParent( ) +{ + OExternalLockGuard aGuard( this ); + + sal_Int32 nIndexInParent = -1; + if ( m_pTabControl ) + nIndexInParent = m_pTabControl->GetPagePos( m_nPageId ); + + return nIndexInParent; +} + +sal_Int16 VCLXAccessibleTabPage::getAccessibleRole() +{ + OExternalLockGuard aGuard( this ); + + return AccessibleRole::PAGE_TAB; +} + +OUString VCLXAccessibleTabPage::getAccessibleDescription() +{ + OExternalLockGuard aGuard( this ); + + OUString sDescription; + if ( m_pTabControl ) + sDescription = m_pTabControl->GetAccessibleDescription( m_nPageId ); + + return sDescription; +} + +OUString VCLXAccessibleTabPage::getAccessibleName() +{ + OExternalLockGuard aGuard( this ); + + OUString sName; + if ( m_pTabControl ) + sName = m_pTabControl->GetAccessibleName( m_nPageId ); + + return sName; +} + +Reference< XAccessibleRelationSet > VCLXAccessibleTabPage::getAccessibleRelationSet( ) +{ + OExternalLockGuard aGuard( this ); + + return new utl::AccessibleRelationSetHelper; +} + + +Reference< XAccessibleStateSet > VCLXAccessibleTabPage::getAccessibleStateSet( ) +{ + OExternalLockGuard aGuard( this ); + + rtl::Reference<utl::AccessibleStateSetHelper> pStateSetHelper = new utl::AccessibleStateSetHelper; + + if ( !rBHelper.bDisposed && !rBHelper.bInDispose ) + { + FillAccessibleStateSet( *pStateSetHelper ); + } + else + { + pStateSetHelper->AddState( AccessibleStateType::DEFUNC ); + } + + return pStateSetHelper; +} + + +Locale VCLXAccessibleTabPage::getLocale( ) +{ + OExternalLockGuard aGuard( this ); + + return Application::GetSettings().GetLanguageTag().getLocale(); +} + + +// XAccessibleComponent + + +Reference< XAccessible > VCLXAccessibleTabPage::getAccessibleAtPoint( const awt::Point& rPoint ) +{ + OExternalLockGuard aGuard( this ); + + Reference< XAccessible > xChild; + for ( sal_uInt32 i = 0, nCount = getAccessibleChildCount(); i < nCount; ++i ) + { + Reference< XAccessible > xAcc = getAccessibleChild( i ); + if ( xAcc.is() ) + { + Reference< XAccessibleComponent > xComp( xAcc->getAccessibleContext(), UNO_QUERY ); + if ( xComp.is() ) + { + tools::Rectangle aRect = VCLRectangle( xComp->getBounds() ); + Point aPos = VCLPoint( rPoint ); + if ( aRect.Contains( aPos ) ) + { + xChild = xAcc; + break; + } + } + } + } + + return xChild; +} + + +void VCLXAccessibleTabPage::grabFocus( ) +{ + OExternalLockGuard aGuard( this ); + + if ( m_pTabControl ) + { + m_pTabControl->SelectTabPage( m_nPageId ); + m_pTabControl->GrabFocus(); + } +} + + +sal_Int32 VCLXAccessibleTabPage::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 VCLXAccessibleTabPage::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 > VCLXAccessibleTabPage::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 VCLXAccessibleTabPage::getTitledBorderText( ) +{ + OExternalLockGuard aGuard( this ); + + return OUString(); +} + + +OUString VCLXAccessibleTabPage::getToolTipText( ) +{ + OExternalLockGuard aGuard( this ); + + return OUString(); +} + + +// XAccessibleText + +OUString VCLXAccessibleTabPage::getText() +{ + OExternalLockGuard aGuard( this ); + + return GetPageText(); +} + +OUString VCLXAccessibleTabPage::getTextRange(sal_Int32 nStartIndex, sal_Int32 nEndIndex) +{ + OExternalLockGuard aGuard( this ); + + return OCommonAccessibleText::implGetTextRange(GetPageText(), nStartIndex, nEndIndex); +} + +sal_Unicode VCLXAccessibleTabPage::getCharacter( sal_Int32 nIndex ) +{ + OExternalLockGuard aGuard( this ); + + return OCommonAccessibleText::implGetCharacter( GetPageText(), nIndex ); +} + +sal_Int32 VCLXAccessibleTabPage::getCharacterCount() +{ + return GetPageText().getLength(); +} + +sal_Int32 VCLXAccessibleTabPage::getCaretPosition() +{ + OExternalLockGuard aGuard( this ); + + return -1; +} + + +sal_Bool VCLXAccessibleTabPage::setCaretPosition( sal_Int32 nIndex ) +{ + OExternalLockGuard aGuard( this ); + + if ( !implIsValidRange( nIndex, nIndex, GetPageText().getLength() ) ) + throw IndexOutOfBoundsException(); + + return false; +} + + +Sequence< PropertyValue > VCLXAccessibleTabPage::getCharacterAttributes( sal_Int32 nIndex, const Sequence< OUString >& aRequestedAttributes ) +{ + OExternalLockGuard aGuard( this ); + + Sequence< PropertyValue > aValues; + OUString sText( GetPageText() ); + + if ( !implIsValidIndex( nIndex, sText.getLength() ) ) + throw IndexOutOfBoundsException(); + + if ( m_pTabControl ) + { + vcl::Font aFont = m_pTabControl->GetFont(); + sal_Int32 nBackColor = getBackground(); + sal_Int32 nColor = getForeground(); + aValues = CharacterAttributesHelper( aFont, nBackColor, nColor ) + .GetCharacterAttributes( aRequestedAttributes ); + } + + return aValues; +} + + +awt::Rectangle VCLXAccessibleTabPage::getCharacterBounds( sal_Int32 nIndex ) +{ + OExternalLockGuard aGuard( this ); + + if ( !implIsValidIndex( nIndex, GetPageText().getLength() ) ) + throw IndexOutOfBoundsException(); + + awt::Rectangle aBounds( 0, 0, 0, 0 ); + if ( m_pTabControl ) + { + tools::Rectangle aPageRect = m_pTabControl->GetTabBounds( m_nPageId ); + tools::Rectangle aCharRect = m_pTabControl->GetCharacterBounds( m_nPageId, nIndex ); + aCharRect.Move( -aPageRect.Left(), -aPageRect.Top() ); + aBounds = AWTRectangle( aCharRect ); + } + + return aBounds; +} + + +sal_Int32 VCLXAccessibleTabPage::getIndexAtPoint( const awt::Point& aPoint ) +{ + OExternalLockGuard aGuard( this ); + + sal_Int32 nIndex = -1; + if ( m_pTabControl ) + { + sal_uInt16 nPageId = 0; + tools::Rectangle aPageRect = m_pTabControl->GetTabBounds( m_nPageId ); + Point aPnt( VCLPoint( aPoint ) ); + aPnt += aPageRect.TopLeft(); + sal_Int32 nI = m_pTabControl->GetIndexForPoint( aPnt, nPageId ); + if ( nI != -1 && m_nPageId == nPageId ) + nIndex = nI; + } + + return nIndex; +} + + +sal_Bool VCLXAccessibleTabPage::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) +{ + OExternalLockGuard aGuard( this ); + + if ( !implIsValidRange( nStartIndex, nEndIndex, GetPageText().getLength() ) ) + throw IndexOutOfBoundsException(); + + return false; +} + + +sal_Bool VCLXAccessibleTabPage::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) +{ + OExternalLockGuard aGuard( this ); + + bool bReturn = false; + + if ( m_pTabControl ) + { + Reference< datatransfer::clipboard::XClipboard > xClipboard = m_pTabControl->GetClipboard(); + if ( xClipboard.is() ) + { + OUString sText( implGetTextRange( GetPageText(), nStartIndex, nEndIndex ) ); + + rtl::Reference<vcl::unohelper::TextDataObject> pDataObj = new vcl::unohelper::TextDataObject( sText ); + + SolarMutexReleaser aReleaser; + xClipboard->setContents( pDataObj, nullptr ); + + Reference< datatransfer::clipboard::XFlushableClipboard > xFlushableClipboard( xClipboard, uno::UNO_QUERY ); + if( xFlushableClipboard.is() ) + xFlushableClipboard->flushClipboard(); + + bReturn = true; + } + } + + return bReturn; +} + +sal_Bool VCLXAccessibleTabPage::scrollSubstringTo( sal_Int32, sal_Int32, AccessibleScrollType ) +{ + return false; +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |