495 lines
16 KiB
C++
495 lines
16 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <accessibility/standard/accessiblemenuitemcomponent.hxx>
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#include <accessibility/helper/accresmgr.hxx>
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#include <accessibility/helper/accessiblestrings.hrc>
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#include <toolkit/awt/vclxwindows.hxx>
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#include <toolkit/helper/externallock.hxx>
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#include <toolkit/helper/convert.hxx>
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#include <com/sun/star/accessibility/AccessibleEventId.hpp>
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#include <com/sun/star/accessibility/AccessibleRole.hpp>
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#include <com/sun/star/accessibility/AccessibleStateType.hpp>
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#include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
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#include <com/sun/star/datatransfer/clipboard/XFlushableClipboard.hpp>
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#include <unotools/accessiblestatesethelper.hxx>
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#include <unotools/accessiblerelationsethelper.hxx>
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#include <cppuhelper/typeprovider.hxx>
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#include <comphelper/sequence.hxx>
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#include <comphelper/accessibletexthelper.hxx>
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#include <vcl/svapp.hxx>
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#include <vcl/window.hxx>
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#include <vcl/menu.hxx>
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#include <vcl/unohelp2.hxx>
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using namespace ::com::sun::star::accessibility;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star;
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using namespace ::comphelper;
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// -----------------------------------------------------------------------------
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// class OAccessibleMenuItemComponent
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// -----------------------------------------------------------------------------
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OAccessibleMenuItemComponent::OAccessibleMenuItemComponent( Menu* pParent, sal_uInt16 nItemPos, Menu* pMenu )
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:OAccessibleMenuBaseComponent( pMenu )
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,m_pParent( pParent )
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,m_nItemPos( nItemPos )
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{
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m_sAccessibleName = GetAccessibleName();
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m_sItemText = GetItemText();
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}
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// -----------------------------------------------------------------------------
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OAccessibleMenuItemComponent::~OAccessibleMenuItemComponent()
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{
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}
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// -----------------------------------------------------------------------------
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sal_Bool OAccessibleMenuItemComponent::IsEnabled()
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{
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OExternalLockGuard aGuard( this );
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sal_Bool bEnabled = sal_False;
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if ( m_pParent )
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bEnabled = m_pParent->IsItemEnabled( m_pParent->GetItemId( m_nItemPos ) );
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return bEnabled;
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}
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// -----------------------------------------------------------------------------
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sal_Bool OAccessibleMenuItemComponent::IsVisible()
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{
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sal_Bool bVisible = sal_False;
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if ( m_pParent )
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bVisible = m_pParent->IsItemPosVisible( m_nItemPos );
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return bVisible;
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}
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// -----------------------------------------------------------------------------
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void OAccessibleMenuItemComponent::Select()
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{
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// open the parent menu
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Reference< XAccessible > xParent( getAccessibleParent() );
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if ( xParent.is() )
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{
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OAccessibleMenuBaseComponent* pComp = static_cast< OAccessibleMenuBaseComponent* >( xParent.get() );
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if ( pComp && pComp->getAccessibleRole() == AccessibleRole::MENU && !pComp->IsPopupMenuOpen() )
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pComp->Click();
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}
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// highlight the menu item
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if ( m_pParent )
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m_pParent->HighlightItem( m_nItemPos );
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}
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// -----------------------------------------------------------------------------
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void OAccessibleMenuItemComponent::DeSelect()
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{
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if ( m_pParent && IsSelected() )
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m_pParent->DeHighlight();
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}
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// -----------------------------------------------------------------------------
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void OAccessibleMenuItemComponent::Click()
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{
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// open the parent menu
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Reference< XAccessible > xParent( getAccessibleParent() );
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if ( xParent.is() )
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{
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OAccessibleMenuBaseComponent* pComp = static_cast< OAccessibleMenuBaseComponent* >( xParent.get() );
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if ( pComp && pComp->getAccessibleRole() == AccessibleRole::MENU && !pComp->IsPopupMenuOpen() )
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pComp->Click();
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}
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// click the menu item
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if ( m_pParent )
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{
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Window* pWindow = m_pParent->GetWindow();
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if ( pWindow )
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{
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// #102438# Menu items are not selectable
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// Popup menus are executed asynchronously, triggered by a timer.
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// As Menu::SelectItem only works, if the corresponding menu window is
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// already created, we have to set the menu delay to 0, so
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// that the popup menus are executed synchronously.
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AllSettings aSettings = pWindow->GetSettings();
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MouseSettings aMouseSettings = aSettings.GetMouseSettings();
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sal_uLong nDelay = aMouseSettings.GetMenuDelay();
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aMouseSettings.SetMenuDelay( 0 );
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aSettings.SetMouseSettings( aMouseSettings );
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pWindow->SetSettings( aSettings );
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m_pParent->SelectItem( m_pParent->GetItemId( m_nItemPos ) );
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// meanwhile the window pointer may be invalid
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pWindow = m_pParent->GetWindow();
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if ( pWindow )
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{
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// set the menu delay back to the old value
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aSettings = pWindow->GetSettings();
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aMouseSettings = aSettings.GetMouseSettings();
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aMouseSettings.SetMenuDelay( nDelay );
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aSettings.SetMouseSettings( aMouseSettings );
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pWindow->SetSettings( aSettings );
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}
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}
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}
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}
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// -----------------------------------------------------------------------------
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void OAccessibleMenuItemComponent::SetItemPos( sal_uInt16 nItemPos )
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{
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m_nItemPos = nItemPos;
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}
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// -----------------------------------------------------------------------------
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void OAccessibleMenuItemComponent::SetAccessibleName( const OUString& sAccessibleName )
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{
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if ( !m_sAccessibleName.equals( sAccessibleName ) )
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{
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Any aOldValue, aNewValue;
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aOldValue <<= m_sAccessibleName;
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aNewValue <<= sAccessibleName;
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m_sAccessibleName = sAccessibleName;
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NotifyAccessibleEvent( AccessibleEventId::NAME_CHANGED, aOldValue, aNewValue );
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}
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}
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// -----------------------------------------------------------------------------
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OUString OAccessibleMenuItemComponent::GetAccessibleName()
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{
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OUString sName;
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if ( m_pParent )
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{
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sal_uInt16 nItemId = m_pParent->GetItemId( m_nItemPos );
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sName = m_pParent->GetAccessibleName( nItemId );
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if ( sName.isEmpty() )
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sName = m_pParent->GetItemText( nItemId );
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sName = OutputDevice::GetNonMnemonicString( sName );
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}
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return sName;
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}
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// -----------------------------------------------------------------------------
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void OAccessibleMenuItemComponent::SetItemText( const OUString& sItemText )
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{
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Any aOldValue, aNewValue;
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if ( OCommonAccessibleText::implInitTextChangedEvent( m_sItemText, sItemText, aOldValue, aNewValue ) )
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{
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m_sItemText = sItemText;
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NotifyAccessibleEvent( AccessibleEventId::TEXT_CHANGED, aOldValue, aNewValue );
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}
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}
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// -----------------------------------------------------------------------------
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OUString OAccessibleMenuItemComponent::GetItemText()
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{
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OUString sText;
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if ( m_pParent )
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sText = OutputDevice::GetNonMnemonicString( m_pParent->GetItemText( m_pParent->GetItemId( m_nItemPos ) ) );
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return sText;
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}
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// -----------------------------------------------------------------------------
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void OAccessibleMenuItemComponent::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet )
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{
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if ( IsEnabled() )
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{
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rStateSet.AddState( AccessibleStateType::ENABLED );
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rStateSet.AddState( AccessibleStateType::SENSITIVE );
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}
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if ( IsVisible() )
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{
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rStateSet.AddState( AccessibleStateType::VISIBLE );
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rStateSet.AddState( AccessibleStateType::SHOWING );
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}
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rStateSet.AddState( AccessibleStateType::OPAQUE );
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}
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// -----------------------------------------------------------------------------
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// OCommonAccessibleComponent
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// -----------------------------------------------------------------------------
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awt::Rectangle OAccessibleMenuItemComponent::implGetBounds() throw (RuntimeException)
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{
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awt::Rectangle aBounds( 0, 0, 0, 0 );
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if ( m_pParent )
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{
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// get bounding rectangle of the item relative to the containing window
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aBounds = AWTRectangle( m_pParent->GetBoundingRectangle( m_nItemPos ) );
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// get position of containing window in screen coordinates
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Window* pWindow = m_pParent->GetWindow();
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if ( pWindow )
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{
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Rectangle aRect = pWindow->GetWindowExtentsRelative( NULL );
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awt::Point aWindowScreenLoc = AWTPoint( aRect.TopLeft() );
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// get position of accessible parent in screen coordinates
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Reference< XAccessible > xParent = getAccessibleParent();
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if ( xParent.is() )
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{
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Reference< XAccessibleComponent > xParentComponent( xParent->getAccessibleContext(), UNO_QUERY );
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if ( xParentComponent.is() )
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{
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awt::Point aParentScreenLoc = xParentComponent->getLocationOnScreen();
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// calculate bounding rectangle of the item relative to the accessible parent
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aBounds.X += aWindowScreenLoc.X - aParentScreenLoc.X;
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aBounds.Y += aWindowScreenLoc.Y - aParentScreenLoc.Y;
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}
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}
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}
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}
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return aBounds;
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}
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// -----------------------------------------------------------------------------
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// XComponent
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// -----------------------------------------------------------------------------
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void SAL_CALL OAccessibleMenuItemComponent::disposing()
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{
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OAccessibleMenuBaseComponent::disposing();
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m_pParent = NULL;
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m_sAccessibleName = OUString();
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m_sItemText = OUString();
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}
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// -----------------------------------------------------------------------------
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// XAccessibleContext
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// -----------------------------------------------------------------------------
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sal_Int32 OAccessibleMenuItemComponent::getAccessibleChildCount() throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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return 0;
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}
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// -----------------------------------------------------------------------------
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Reference< XAccessible > OAccessibleMenuItemComponent::getAccessibleChild( sal_Int32 i ) throw (IndexOutOfBoundsException, RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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if ( i < 0 || i >= getAccessibleChildCount() )
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throw IndexOutOfBoundsException();
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return Reference< XAccessible >();
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}
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// -----------------------------------------------------------------------------
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Reference< XAccessible > OAccessibleMenuItemComponent::getAccessibleParent( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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return m_pParent->GetAccessible();
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}
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// -----------------------------------------------------------------------------
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sal_Int32 OAccessibleMenuItemComponent::getAccessibleIndexInParent( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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return m_nItemPos;
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}
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// -----------------------------------------------------------------------------
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sal_Int16 OAccessibleMenuItemComponent::getAccessibleRole( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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return AccessibleRole::UNKNOWN;
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}
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// -----------------------------------------------------------------------------
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OUString OAccessibleMenuItemComponent::getAccessibleDescription( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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OUString sDescription;
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if ( m_pParent )
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sDescription = m_pParent->GetHelpText( m_pParent->GetItemId( m_nItemPos ) );
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return sDescription;
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}
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// -----------------------------------------------------------------------------
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OUString OAccessibleMenuItemComponent::getAccessibleName( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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return m_sAccessibleName;
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}
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// -----------------------------------------------------------------------------
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Reference< XAccessibleRelationSet > OAccessibleMenuItemComponent::getAccessibleRelationSet( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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utl::AccessibleRelationSetHelper* pRelationSetHelper = new utl::AccessibleRelationSetHelper;
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Reference< XAccessibleRelationSet > xSet = pRelationSetHelper;
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return xSet;
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}
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// -----------------------------------------------------------------------------
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Locale OAccessibleMenuItemComponent::getLocale( ) throw (IllegalAccessibleComponentStateException, RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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return Application::GetSettings().GetLanguageTag().getLocale();
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}
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// -----------------------------------------------------------------------------
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// XAccessibleComponent
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// -----------------------------------------------------------------------------
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Reference< XAccessible > OAccessibleMenuItemComponent::getAccessibleAtPoint( const awt::Point& ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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return Reference< XAccessible >();
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}
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// -----------------------------------------------------------------------------
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void OAccessibleMenuItemComponent::grabFocus( ) throw (RuntimeException)
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{
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// no focus for items
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}
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// -----------------------------------------------------------------------------
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sal_Int32 OAccessibleMenuItemComponent::getForeground( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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sal_Int32 nColor = 0;
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Reference< XAccessible > xParent = getAccessibleParent();
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if ( xParent.is() )
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{
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Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY );
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if ( xParentComp.is() )
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nColor = xParentComp->getForeground();
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}
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return nColor;
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}
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// -----------------------------------------------------------------------------
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sal_Int32 OAccessibleMenuItemComponent::getBackground( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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sal_Int32 nColor = 0;
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Reference< XAccessible > xParent = getAccessibleParent();
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if ( xParent.is() )
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{
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Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY );
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if ( xParentComp.is() )
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nColor = xParentComp->getBackground();
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}
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return nColor;
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}
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// -----------------------------------------------------------------------------
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// XAccessibleExtendedComponent
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// -----------------------------------------------------------------------------
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Reference< awt::XFont > OAccessibleMenuItemComponent::getFont( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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Reference< awt::XFont > xFont;
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Reference< XAccessible > xParent = getAccessibleParent();
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if ( xParent.is() )
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{
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Reference< XAccessibleExtendedComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY );
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if ( xParentComp.is() )
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xFont = xParentComp->getFont();
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}
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return xFont;
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}
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// -----------------------------------------------------------------------------
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OUString OAccessibleMenuItemComponent::getTitledBorderText( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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return OUString();
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}
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// -----------------------------------------------------------------------------
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OUString OAccessibleMenuItemComponent::getToolTipText( ) throw (RuntimeException)
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{
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OExternalLockGuard aGuard( this );
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OUString sRet;
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if ( m_pParent )
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sRet = m_pParent->GetTipHelpText( m_pParent->GetItemId( m_nItemPos ) );
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return sRet;
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}
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// -----------------------------------------------------------------------------
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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