Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 314 insertions, 0 deletions

diff --git a/accessibility/source/extended/AccessibleBrowseBox.cxx b/accessibility/source/extended/AccessibleBrowseBox.cxx
new file mode 100644
index 000000000..6bc4865c6
--- /dev/null
+++ b/accessibility/source/extended/AccessibleBrowseBox.cxx
@@ -0,0 +1,314 @@
+/* -*- 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 <extended/AccessibleBrowseBox.hxx>
+#include <extended/AccessibleBrowseBoxTable.hxx>
+#include <extended/AccessibleBrowseBoxHeaderBar.hxx>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <utility>
+#include <vcl/accessibletableprovider.hxx>
+#include <toolkit/helper/convert.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <sal/types.h>
+
+
+namespace accessibility
+{
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::accessibility;
+
+// Ctor/Dtor/disposing
+
+AccessibleBrowseBox::AccessibleBrowseBox(
+            const css::uno::Reference< css::accessibility::XAccessible >& _rxParent, const css::uno::Reference< css::accessibility::XAccessible >& _rxCreator,
+            ::vcl::IAccessibleTableProvider& _rBrowseBox )
+    : AccessibleBrowseBoxBase( _rxParent, _rBrowseBox,nullptr, AccessibleBrowseBoxObjType::BrowseBox ),
+      m_aCreator(_rxCreator)
+{
+    m_xFocusWindow = VCLUnoHelper::GetInterface(mpBrowseBox->GetWindowInstance());
+}
+
+void AccessibleBrowseBox::setCreator( const css::uno::Reference< css::accessibility::XAccessible >& _rxCreator )
+{
+#if OSL_DEBUG_LEVEL > 0
+    css::uno::Reference< css::accessibility::XAccessible > xCreator(m_aCreator);
+    OSL_ENSURE( !xCreator.is(), "extended/AccessibleBrowseBox::setCreator: creator already set!" );
+#endif
+    m_aCreator = _rxCreator;
+}
+
+
+AccessibleBrowseBox::~AccessibleBrowseBox()
+{
+}
+
+
+void SAL_CALL AccessibleBrowseBox::disposing()
+{
+    ::osl::MutexGuard aGuard( getMutex() );
+
+    m_aCreator.clear();
+
+    if ( mxTable.is() )
+    {
+        mxTable->dispose();
+        mxTable.clear();
+    }
+    if ( mxRowHeaderBar.is() )
+    {
+        mxRowHeaderBar->dispose();
+        mxRowHeaderBar.clear();
+    }
+    if ( mxColumnHeaderBar.is() )
+    {
+        mxColumnHeaderBar->dispose();
+        mxColumnHeaderBar.clear();
+    }
+
+    AccessibleBrowseBoxBase::disposing();
+}
+
+
+// css::accessibility::XAccessibleContext
+
+sal_Int32 SAL_CALL AccessibleBrowseBox::getAccessibleChildCount()
+{
+    SolarMethodGuard aGuard(getMutex());
+    ensureIsAlive();
+
+    return vcl::BBINDEX_FIRSTCONTROL + mpBrowseBox->GetAccessibleControlCount();
+}
+
+
+css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
+AccessibleBrowseBox::getAccessibleChild( sal_Int32 nChildIndex )
+{
+    SolarMethodGuard aGuard(getMutex());
+    ensureIsAlive();
+
+    css::uno::Reference< css::accessibility::XAccessible > xRet;
+    if( nChildIndex >= 0 )
+    {
+        if( nChildIndex < vcl::BBINDEX_FIRSTCONTROL )
+            xRet = implGetFixedChild( nChildIndex );
+        else
+        {
+            // additional controls
+            nChildIndex -= vcl::BBINDEX_FIRSTCONTROL;
+            if( nChildIndex < mpBrowseBox->GetAccessibleControlCount() )
+                xRet = mpBrowseBox->CreateAccessibleControl( nChildIndex );
+        }
+    }
+
+    if( !xRet.is() )
+        throw lang::IndexOutOfBoundsException();
+    return xRet;
+}
+
+// css::accessibility::XAccessibleComponent
+
+css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
+AccessibleBrowseBox::getAccessibleAtPoint( const awt::Point& rPoint )
+{
+    SolarMethodGuard aGuard(getMutex());
+    ensureIsAlive();
+
+    css::uno::Reference< css::accessibility::XAccessible > xChild;
+    sal_Int32 nIndex = 0;
+    if( mpBrowseBox->ConvertPointToControlIndex( nIndex, VCLPoint( rPoint ) ) )
+        xChild = mpBrowseBox->CreateAccessibleControl( nIndex );
+    else
+    {
+        // try whether point is in one of the fixed children
+        // (table, header bars, corner control)
+        Point aPoint( VCLPoint( rPoint ) );
+        for( nIndex = 0; (nIndex < vcl::BBINDEX_FIRSTCONTROL) && !xChild.is(); ++nIndex )
+        {
+            css::uno::Reference< css::accessibility::XAccessible > xCurrChild( implGetFixedChild( nIndex ) );
+            css::uno::Reference< css::accessibility::XAccessibleComponent >
+                xCurrChildComp( xCurrChild, uno::UNO_QUERY );
+
+            if( xCurrChildComp.is() &&
+                    VCLRectangle( xCurrChildComp->getBounds() ).Contains( aPoint ) )
+                xChild = xCurrChild;
+        }
+    }
+    return xChild;
+}
+
+
+void SAL_CALL AccessibleBrowseBox::grabFocus()
+{
+    SolarMethodGuard aGuard(getMutex());
+    ensureIsAlive();
+
+    mpBrowseBox->GrabFocus();
+}
+
+// XServiceInfo
+
+OUString SAL_CALL AccessibleBrowseBox::getImplementationName()
+{
+    return "com.sun.star.comp.svtools.AccessibleBrowseBox";
+}
+
+
+// internal virtual methods
+
+tools::Rectangle AccessibleBrowseBox::implGetBoundingBox()
+{
+    vcl::Window* pParent = mpBrowseBox->GetAccessibleParentWindow();
+    OSL_ENSURE( pParent, "implGetBoundingBox - missing parent window" );
+    return mpBrowseBox->GetWindowExtentsRelative( pParent );
+}
+
+
+tools::Rectangle AccessibleBrowseBox::implGetBoundingBoxOnScreen()
+{
+    return mpBrowseBox->GetWindowExtentsRelative( nullptr );
+}
+
+// internal helper methods
+css::uno::Reference< css::accessibility::XAccessible > AccessibleBrowseBox::implGetTable()
+{
+    if( !mxTable.is() )
+    {
+        mxTable = createAccessibleTable();
+
+    }
+    return mxTable;
+}
+
+css::uno::Reference< css::accessibility::XAccessible >
+AccessibleBrowseBox::implGetHeaderBar(AccessibleBrowseBoxObjType eObjType)
+{
+    css::uno::Reference< css::accessibility::XAccessible > xRet;
+    rtl::Reference< AccessibleBrowseBoxHeaderBar >* pxMember = nullptr;
+
+    if( eObjType == AccessibleBrowseBoxObjType::RowHeaderBar )
+        pxMember = &mxRowHeaderBar;
+    else if( eObjType == AccessibleBrowseBoxObjType::ColumnHeaderBar )
+        pxMember = &mxColumnHeaderBar;
+
+    if( pxMember )
+    {
+        if( !pxMember->is() )
+        {
+            rtl::Reference<AccessibleBrowseBoxHeaderBar> pHeaderBar = new AccessibleBrowseBoxHeaderBar(
+                m_aCreator, *mpBrowseBox, eObjType );
+            *pxMember = pHeaderBar;
+        }
+        xRet = pxMember->get();
+    }
+    return xRet;
+}
+
+css::uno::Reference< css::accessibility::XAccessible >
+AccessibleBrowseBox::implGetFixedChild( sal_Int32 nChildIndex )
+{
+    css::uno::Reference< css::accessibility::XAccessible > xRet;
+    switch( nChildIndex )
+    {
+        case vcl::BBINDEX_COLUMNHEADERBAR:
+            xRet = implGetHeaderBar( AccessibleBrowseBoxObjType::ColumnHeaderBar );
+        break;
+        case vcl::BBINDEX_ROWHEADERBAR:
+            xRet = implGetHeaderBar( AccessibleBrowseBoxObjType::RowHeaderBar );
+        break;
+        case vcl::BBINDEX_TABLE:
+            xRet = implGetTable();
+        break;
+    }
+    return xRet;
+}
+
+rtl::Reference<AccessibleBrowseBoxTable> AccessibleBrowseBox::createAccessibleTable()
+{
+    css::uno::Reference< css::accessibility::XAccessible > xCreator(m_aCreator);
+    OSL_ENSURE( xCreator.is(), "extended/AccessibleBrowseBox::createAccessibleTable: my creator died - how this?" );
+    return new AccessibleBrowseBoxTable( xCreator, *mpBrowseBox );
+}
+
+void AccessibleBrowseBox::commitTableEvent(sal_Int16 _nEventId,const Any& _rNewValue,const Any& _rOldValue)
+{
+    if ( mxTable.is() )
+    {
+        mxTable->commitEvent(_nEventId,_rNewValue,_rOldValue);
+    }
+}
+
+void AccessibleBrowseBox::commitHeaderBarEvent( sal_Int16 _nEventId,
+                                                const Any& _rNewValue,
+                                                const Any& _rOldValue,bool _bColumnHeaderBar)
+{
+    rtl::Reference< AccessibleBrowseBoxHeaderBar >& xHeaderBar = _bColumnHeaderBar ? mxColumnHeaderBar : mxRowHeaderBar;
+    if ( xHeaderBar.is() )
+        xHeaderBar->commitEvent(_nEventId,_rNewValue,_rOldValue);
+}
+
+
+// = AccessibleBrowseBoxAccess
+
+AccessibleBrowseBoxAccess::AccessibleBrowseBoxAccess( css::uno::Reference< css::accessibility::XAccessible > _xParent, ::vcl::IAccessibleTableProvider& _rBrowseBox )
+        :m_xParent(std::move( _xParent ))
+        ,m_rBrowseBox( _rBrowseBox )
+{
+}
+
+
+AccessibleBrowseBoxAccess::~AccessibleBrowseBoxAccess()
+{
+}
+
+
+void AccessibleBrowseBoxAccess::dispose()
+{
+    std::unique_lock aGuard( m_aMutex );
+
+    if (m_xContext.is())
+    {
+        m_xContext->dispose();
+        m_xContext.clear();
+    }
+}
+
+
+css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL AccessibleBrowseBoxAccess::getAccessibleContext()
+{
+    std::unique_lock aGuard( m_aMutex );
+
+    // if the context died meanwhile (there is no listener, so it won't tell us explicitly when this happens),
+    // then reset and re-create.
+    if ( m_xContext.is() && !m_xContext->isAlive() )
+        m_xContext = nullptr;
+
+    if ( !m_xContext.is() )
+        m_xContext = new AccessibleBrowseBox( m_xParent, this, m_rBrowseBox );
+
+    return m_xContext;
+}
+
+
+
+} // namespace accessibility
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */