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| -rw-r--r-- | accessibility/source/standard/vclxaccessiblestatusbaritem.cxx | 590 |
1 files changed, 590 insertions, 0 deletions
diff --git a/accessibility/source/standard/vclxaccessiblestatusbaritem.cxx b/accessibility/source/standard/vclxaccessiblestatusbaritem.cxx new file mode 100644 index 000000000..aee6f9e46 --- /dev/null +++ b/accessibility/source/standard/vclxaccessiblestatusbaritem.cxx @@ -0,0 +1,590 @@ +/* -*- 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/vclxaccessiblestatusbaritem.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/status.hxx> +#include <vcl/toolkit/controllayout.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; + + + + +VCLXAccessibleStatusBarItem::VCLXAccessibleStatusBarItem( StatusBar* pStatusBar, sal_uInt16 nItemId ) + :m_pStatusBar( pStatusBar ) + ,m_nItemId( nItemId ) +{ + + m_sItemName = GetItemName(); + m_sItemText = GetItemText(); + m_bShowing = IsShowing(); +} + + +bool VCLXAccessibleStatusBarItem::IsShowing() +{ + bool bShowing = false; + + if ( m_pStatusBar ) + bShowing = m_pStatusBar->IsItemVisible( m_nItemId ); + + return bShowing; +} + + +void VCLXAccessibleStatusBarItem::SetShowing( bool bShowing ) +{ + if ( m_bShowing != bShowing ) + { + Any aOldValue, aNewValue; + if ( m_bShowing ) + aOldValue <<= AccessibleStateType::SHOWING; + else + aNewValue <<= AccessibleStateType::SHOWING; + m_bShowing = bShowing; + NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue ); + } +} + + +void VCLXAccessibleStatusBarItem::SetItemName( const OUString& sItemName ) +{ + if ( m_sItemName != sItemName ) + { + Any aOldValue, aNewValue; + aOldValue <<= m_sItemName; + aNewValue <<= sItemName; + m_sItemName = sItemName; + NotifyAccessibleEvent( AccessibleEventId::NAME_CHANGED, aOldValue, aNewValue ); + } +} + + +OUString VCLXAccessibleStatusBarItem::GetItemName() +{ + OUString sName; + if ( m_pStatusBar ) + sName = m_pStatusBar->GetAccessibleName( m_nItemId ); + + return sName; +} + + +void VCLXAccessibleStatusBarItem::SetItemText( const OUString& sItemText ) +{ + Any aOldValue, aNewValue; + if ( implInitTextChangedEvent( m_sItemText, sItemText, aOldValue, aNewValue ) ) + { + m_sItemText = sItemText; + NotifyAccessibleEvent( AccessibleEventId::TEXT_CHANGED, aOldValue, aNewValue ); + } +} + + +OUString VCLXAccessibleStatusBarItem::GetItemText() +{ + OUString sText; + if ( m_pStatusBar ) + sText = m_pStatusBar->GetItemText( m_nItemId ); + + return sText; +} + + +void VCLXAccessibleStatusBarItem::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet ) +{ + rStateSet.AddState( AccessibleStateType::ENABLED ); + rStateSet.AddState( AccessibleStateType::SENSITIVE ); + + rStateSet.AddState( AccessibleStateType::VISIBLE ); + + if ( IsShowing() ) + rStateSet.AddState( AccessibleStateType::SHOWING ); +} + + +// OCommonAccessibleComponent + + +awt::Rectangle VCLXAccessibleStatusBarItem::implGetBounds() +{ + awt::Rectangle aBounds( 0, 0, 0, 0 ); + + if ( m_pStatusBar ) + aBounds = AWTRectangle( m_pStatusBar->GetItemRect( m_nItemId ) ); + + return aBounds; +} + + +// OCommonAccessibleText + + +OUString VCLXAccessibleStatusBarItem::implGetText() +{ + return GetItemText(); +} + + +lang::Locale VCLXAccessibleStatusBarItem::implGetLocale() +{ + return Application::GetSettings().GetLanguageTag().getLocale(); +} + + +void VCLXAccessibleStatusBarItem::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex ) +{ + nStartIndex = 0; + nEndIndex = 0; +} + + +// XInterface + + +IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleStatusBarItem, AccessibleTextHelper_BASE, VCLXAccessibleStatusBarItem_BASE ) + + +// XTypeProvider + + +IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleStatusBarItem, AccessibleTextHelper_BASE, VCLXAccessibleStatusBarItem_BASE ) + + +// XComponent + + +void VCLXAccessibleStatusBarItem::disposing() +{ + AccessibleTextHelper_BASE::disposing(); + + m_pStatusBar = nullptr; + m_sItemName.clear(); + m_sItemText.clear(); +} + + +// XServiceInfo + + +OUString VCLXAccessibleStatusBarItem::getImplementationName() +{ + return "com.sun.star.comp.toolkit.AccessibleStatusBarItem"; +} + + +sal_Bool VCLXAccessibleStatusBarItem::supportsService( const OUString& rServiceName ) +{ + return cppu::supportsService(this, rServiceName); +} + + +Sequence< OUString > VCLXAccessibleStatusBarItem::getSupportedServiceNames() +{ + return { "com.sun.star.awt.AccessibleStatusBarItem" }; +} + + +// XAccessible + + +Reference< XAccessibleContext > VCLXAccessibleStatusBarItem::getAccessibleContext( ) +{ + OExternalLockGuard aGuard( this ); + + return this; +} + + +// XAccessibleContext + + +sal_Int32 VCLXAccessibleStatusBarItem::getAccessibleChildCount() +{ + OExternalLockGuard aGuard( this ); + + return 0; +} + + +Reference< XAccessible > VCLXAccessibleStatusBarItem::getAccessibleChild( sal_Int32 ) +{ + throw IndexOutOfBoundsException(); +} + + +Reference< XAccessible > VCLXAccessibleStatusBarItem::getAccessibleParent( ) +{ + OExternalLockGuard aGuard( this ); + + Reference< XAccessible > xParent; + if ( m_pStatusBar ) + xParent = m_pStatusBar->GetAccessible(); + + return xParent; +} + + +sal_Int32 VCLXAccessibleStatusBarItem::getAccessibleIndexInParent( ) +{ + OExternalLockGuard aGuard( this ); + + sal_Int32 nIndexInParent = -1; + if ( m_pStatusBar ) + nIndexInParent = m_pStatusBar->GetItemPos( m_nItemId ); + + return nIndexInParent; +} + + +sal_Int16 VCLXAccessibleStatusBarItem::getAccessibleRole( ) +{ + OExternalLockGuard aGuard( this ); + + return AccessibleRole::LABEL; +} + + +OUString VCLXAccessibleStatusBarItem::getAccessibleDescription( ) +{ + OExternalLockGuard aGuard( this ); + + OUString sDescription; + if ( m_pStatusBar ) + sDescription = m_pStatusBar->GetHelpText( m_nItemId ); + + return sDescription; +} + + +OUString VCLXAccessibleStatusBarItem::getAccessibleName( ) +{ + OExternalLockGuard aGuard( this ); + + return GetItemName(); +} + + +Reference< XAccessibleRelationSet > VCLXAccessibleStatusBarItem::getAccessibleRelationSet( ) +{ + OExternalLockGuard aGuard( this ); + + utl::AccessibleRelationSetHelper* pRelationSetHelper = new utl::AccessibleRelationSetHelper; + Reference< XAccessibleRelationSet > xSet = pRelationSetHelper; + return xSet; +} + + +Reference< XAccessibleStateSet > VCLXAccessibleStatusBarItem::getAccessibleStateSet( ) +{ + OExternalLockGuard aGuard( this ); + + utl::AccessibleStateSetHelper* pStateSetHelper = new utl::AccessibleStateSetHelper; + Reference< XAccessibleStateSet > xSet = pStateSetHelper; + + if ( !rBHelper.bDisposed && !rBHelper.bInDispose ) + { + FillAccessibleStateSet( *pStateSetHelper ); + } + else + { + pStateSetHelper->AddState( AccessibleStateType::DEFUNC ); + } + + return xSet; +} + + +Locale VCLXAccessibleStatusBarItem::getLocale( ) +{ + OExternalLockGuard aGuard( this ); + + return Application::GetSettings().GetLanguageTag().getLocale(); +} + + +// XAccessibleComponent + + +Reference< XAccessible > VCLXAccessibleStatusBarItem::getAccessibleAtPoint( const awt::Point& ) +{ + OExternalLockGuard aGuard( this ); + + return Reference< XAccessible >(); +} + + +void VCLXAccessibleStatusBarItem::grabFocus( ) +{ + // no focus for status bar items +} + + +sal_Int32 VCLXAccessibleStatusBarItem::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 VCLXAccessibleStatusBarItem::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 > VCLXAccessibleStatusBarItem::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 VCLXAccessibleStatusBarItem::getTitledBorderText( ) +{ + OExternalLockGuard aGuard( this ); + + return GetItemText(); +} + + +OUString VCLXAccessibleStatusBarItem::getToolTipText( ) +{ + OExternalLockGuard aGuard( this ); + + return OUString(); +} + + +// XAccessibleText + +OUString VCLXAccessibleStatusBarItem::getText() +{ + OExternalLockGuard aGuard( this ); + + return GetItemText(); +} + +OUString VCLXAccessibleStatusBarItem::getTextRange(sal_Int32 nStartIndex, sal_Int32 nEndIndex) +{ + OExternalLockGuard aGuard( this ); + + return OCommonAccessibleText::implGetTextRange(GetItemText(), nStartIndex, nEndIndex); +} + + +sal_Int32 VCLXAccessibleStatusBarItem::getCharacterCount() +{ + OExternalLockGuard aGuard( this ); + + return GetItemText().getLength(); +} + +sal_Unicode VCLXAccessibleStatusBarItem::getCharacter( sal_Int32 nIndex ) +{ + OExternalLockGuard aGuard( this ); + + return OCommonAccessibleText::implGetCharacter( GetItemText(), nIndex ); +} + +sal_Int32 VCLXAccessibleStatusBarItem::getCaretPosition() +{ + OExternalLockGuard aGuard( this ); + + return -1; +} + + +sal_Bool VCLXAccessibleStatusBarItem::setCaretPosition( sal_Int32 nIndex ) +{ + OExternalLockGuard aGuard( this ); + + if ( !implIsValidRange( nIndex, nIndex, GetItemText().getLength() ) ) + throw IndexOutOfBoundsException(); + + return false; +} + + +Sequence< PropertyValue > VCLXAccessibleStatusBarItem::getCharacterAttributes( sal_Int32 nIndex, const Sequence< OUString >& aRequestedAttributes ) +{ + OExternalLockGuard aGuard( this ); + + Sequence< PropertyValue > aValues; + OUString sText( implGetText() ); + + if ( !implIsValidIndex( nIndex, sText.getLength() ) ) + throw IndexOutOfBoundsException(); + + if ( m_pStatusBar ) + { + vcl::Font aFont = m_pStatusBar->GetFont(); + sal_Int32 nBackColor = getBackground(); + sal_Int32 nColor = getForeground(); + aValues = CharacterAttributesHelper( aFont, nBackColor, nColor ) + .GetCharacterAttributes( aRequestedAttributes ); + } + + return aValues; +} + + +awt::Rectangle VCLXAccessibleStatusBarItem::getCharacterBounds( sal_Int32 nIndex ) +{ + OExternalLockGuard aGuard( this ); + + if ( !implIsValidIndex( nIndex, implGetText().getLength() ) ) + throw IndexOutOfBoundsException(); + + awt::Rectangle aBounds( 0, 0, 0, 0 ); + if ( m_pStatusBar ) + { + vcl::ControlLayoutData aLayoutData; + tools::Rectangle aItemRect = m_pStatusBar->GetItemRect( m_nItemId ); + m_pStatusBar->RecordLayoutData( &aLayoutData, aItemRect ); + tools::Rectangle aCharRect = aLayoutData.GetCharacterBounds( nIndex ); + aCharRect.Move( -aItemRect.Left(), -aItemRect.Top() ); + aBounds = AWTRectangle( aCharRect ); + } + + return aBounds; +} + + +sal_Int32 VCLXAccessibleStatusBarItem::getIndexAtPoint( const awt::Point& aPoint ) +{ + OExternalLockGuard aGuard( this ); + + sal_Int32 nIndex = -1; + if ( m_pStatusBar ) + { + vcl::ControlLayoutData aLayoutData; + tools::Rectangle aItemRect = m_pStatusBar->GetItemRect( m_nItemId ); + m_pStatusBar->RecordLayoutData( &aLayoutData, aItemRect ); + Point aPnt( VCLPoint( aPoint ) ); + aPnt += aItemRect.TopLeft(); + nIndex = aLayoutData.GetIndexForPoint( aPnt ); + } + + return nIndex; +} + + +sal_Bool VCLXAccessibleStatusBarItem::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) +{ + OExternalLockGuard aGuard( this ); + + if ( !implIsValidRange( nStartIndex, nEndIndex, implGetText().getLength() ) ) + throw IndexOutOfBoundsException(); + + return false; +} + + +sal_Bool VCLXAccessibleStatusBarItem::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) +{ + OExternalLockGuard aGuard( this ); + + bool bReturn = false; + + if ( m_pStatusBar ) + { + Reference< datatransfer::clipboard::XClipboard > xClipboard = m_pStatusBar->GetClipboard(); + if ( xClipboard.is() ) + { + OUString sText( implGetTextRange( GetItemText(), nStartIndex, nEndIndex ) ); + + 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 VCLXAccessibleStatusBarItem::scrollSubstringTo( sal_Int32, sal_Int32, AccessibleScrollType ) +{ + return false; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |