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, 388 insertions, 0 deletions

diff --git a/accessibility/source/extended/AccessibleGridControlTable.cxx b/accessibility/source/extended/AccessibleGridControlTable.cxx
new file mode 100644
index 000000000..00788cdf2
--- /dev/null
+++ b/accessibility/source/extended/AccessibleGridControlTable.cxx
@@ -0,0 +1,388 @@
+/* -*- 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 <com/sun/star/accessibility/AccessibleEventId.hpp>
+#include <com/sun/star/accessibility/AccessibleTableModelChange.hpp>
+#include <com/sun/star/accessibility/AccessibleTableModelChangeType.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <extended/AccessibleGridControlTable.hxx>
+#include <extended/AccessibleGridControlTableCell.hxx>
+#include <toolkit/helper/convert.hxx>
+#include <vcl/accessibletable.hxx>
+#include <vcl/svapp.hxx>
+#include <tools/debug.hxx>
+
+using ::com::sun::star::uno::Reference;
+using ::com::sun::star::uno::Sequence;
+using ::com::sun::star::uno::Any;
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::accessibility;
+using namespace ::vcl;
+using namespace ::vcl::table;
+
+
+namespace accessibility {
+
+
+AccessibleGridControlTable::AccessibleGridControlTable(
+        const Reference< XAccessible >& rxParent,
+        IAccessibleTable& rTable) :
+    AccessibleGridControlTableBase( rxParent, rTable, TCTYPE_TABLE )
+{
+}
+
+// XAccessibleContext ---------------------------------------------------------
+
+Reference< XAccessible > SAL_CALL
+AccessibleGridControlTable::getAccessibleChild( sal_Int32 nChildIndex )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    ensureIsValidIndex( nChildIndex );
+    sal_Int32 nCount = getAccessibleChildCount();
+    if(m_aCellVector.empty() || m_aCellVector.size() != static_cast<unsigned>(nCount))
+    {
+        m_aCellVector.resize(nCount);
+    }
+    if(!m_aCellVector[nChildIndex].is())
+    {
+        rtl::Reference<AccessibleGridControlTableCell> pCell = new AccessibleGridControlTableCell(this, m_aTable, nChildIndex/m_aTable.GetColumnCount(), nChildIndex%m_aTable.GetColumnCount());
+        m_aCellVector[nChildIndex] = pCell;
+    }
+    return m_aCellVector[nChildIndex];
+}
+
+sal_Int32 SAL_CALL AccessibleGridControlTable::getAccessibleIndexInParent()
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    if(m_aTable.HasRowHeader() && m_aTable.HasColHeader())
+        return 0;
+    else if((!m_aTable.HasRowHeader() && m_aTable.HasColHeader()) || (m_aTable.HasRowHeader() && !m_aTable.HasColHeader()) )
+        return 1;
+    else
+        return 2;
+}
+
+// XAccessibleComponent -------------------------------------------------------
+
+Reference< XAccessible > SAL_CALL
+AccessibleGridControlTable::getAccessibleAtPoint( const awt::Point& rPoint )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+
+    Reference< XAccessible > xChild;
+    sal_Int32 nRow = 0;
+    sal_Int32 nColumnPos = 0;
+    if( m_aTable.ConvertPointToCellAddress( nRow, nColumnPos, VCLPoint( rPoint ) ) )
+        xChild = new AccessibleGridControlTableCell(this, m_aTable, nRow, nColumnPos);
+    return xChild;
+}
+
+void SAL_CALL AccessibleGridControlTable::grabFocus()
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    m_aTable.GrabFocus();
+}
+
+// XAccessibleTable -----------------------------------------------------------
+
+OUString SAL_CALL AccessibleGridControlTable::getAccessibleRowDescription( sal_Int32 nRow )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    ensureIsValidRow( nRow );
+    return "row description";
+}
+
+OUString SAL_CALL AccessibleGridControlTable::getAccessibleColumnDescription( sal_Int32 nColumn )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    ensureIsValidColumn( nColumn );
+    return "col description";
+}
+
+Reference< XAccessibleTable > SAL_CALL AccessibleGridControlTable::getAccessibleRowHeaders()
+{
+    SolarMutexGuard g;
+
+    ensureIsAlive();
+    if(m_aTable.HasColHeader())
+        return implGetHeaderBar( 1 );
+    else
+        return implGetHeaderBar( 0 );
+}
+
+Reference< XAccessibleTable > SAL_CALL AccessibleGridControlTable::getAccessibleColumnHeaders()
+{
+    SolarMutexGuard g;
+
+    ensureIsAlive();
+    return implGetHeaderBar( 0 );
+}
+
+Sequence< sal_Int32 > SAL_CALL AccessibleGridControlTable::getSelectedAccessibleRows()
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    Sequence< sal_Int32 > aSelSeq;
+    implGetSelectedRows( aSelSeq );
+    return aSelSeq;
+}
+
+//columns aren't selectable
+Sequence< sal_Int32 > SAL_CALL AccessibleGridControlTable::getSelectedAccessibleColumns()
+{
+    return {};
+}
+
+sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleRowSelected( sal_Int32 nRow )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    ensureIsValidRow( nRow );
+    Sequence< sal_Int32 > selectedRows = getSelectedAccessibleRows();
+    return comphelper::findValue(selectedRows, nRow) != -1;
+}
+
+//columns aren't selectable
+sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleColumnSelected( sal_Int32 )
+{
+    return false;
+}
+
+Reference< XAccessible > SAL_CALL AccessibleGridControlTable::getAccessibleCellAt(
+        sal_Int32 nRow, sal_Int32 nColumn )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    ensureIsValidAddress( nRow, nColumn );
+    sal_Int32 nChildIndex = nRow*m_aTable.GetColumnCount() + nColumn;
+    return getAccessibleChild(nChildIndex);
+}
+
+sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleSelected(
+        sal_Int32 nRow, sal_Int32 nColumn )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    ensureIsValidAddress( nRow, nColumn );
+    //selection of single cells not possible, so if row is selected, the cell will be selected too
+    return isAccessibleRowSelected(nRow);
+}
+void SAL_CALL AccessibleGridControlTable::selectAccessibleChild( sal_Int32 nChildIndex )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    ensureIsValidIndex( nChildIndex );
+    sal_Int32 nColumns = m_aTable.GetColumnCount();
+    sal_Int32 nRow = nChildIndex / nColumns;
+    m_aTable.SelectRow( nRow, true );
+}
+sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleChildSelected( sal_Int32 nChildIndex )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    ensureIsValidIndex( nChildIndex );
+    sal_Int32 nColumns = m_aTable.GetColumnCount();
+    sal_Int32 nRow = nChildIndex / nColumns;
+    return isAccessibleRowSelected(nRow);
+}
+void SAL_CALL AccessibleGridControlTable::clearAccessibleSelection()
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    m_aTable.SelectAllRows( false );
+}
+void SAL_CALL AccessibleGridControlTable::selectAllAccessibleChildren()
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    Sequence< sal_Int32 > selectedRows = getSelectedAccessibleRows();
+    auto selectedRowsRange = asNonConstRange(selectedRows);
+    for(tools::Long i=0; i<m_aTable.GetRowCount(); i++)
+        selectedRowsRange[i]=i;
+}
+sal_Int32 SAL_CALL AccessibleGridControlTable::getSelectedAccessibleChildCount()
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    Sequence< sal_Int32 > selectedRows = getSelectedAccessibleRows();
+    sal_Int32 nColumns = m_aTable.GetColumnCount();
+    return selectedRows.getLength()*nColumns;
+}
+Reference< XAccessible > SAL_CALL
+AccessibleGridControlTable::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+    if(isAccessibleChildSelected(nSelectedChildIndex))
+        return getAccessibleChild(nSelectedChildIndex);
+    else
+        return nullptr;
+}
+//not implemented yet, because only row selection possible
+void SAL_CALL AccessibleGridControlTable::deselectAccessibleChild(
+        sal_Int32 )
+{
+    SolarMutexGuard aSolarGuard;
+
+    ensureIsAlive();
+}
+// XInterface -----------------------------------------------------------------
+
+Any SAL_CALL AccessibleGridControlTable::queryInterface( const uno::Type& rType )
+{
+    Any aAny( AccessibleGridControlTableBase::queryInterface( rType ) );
+    return aAny.hasValue() ?
+        aAny : AccessibleGridControlTableSelectionImplHelper::queryInterface( rType );
+}
+
+void SAL_CALL AccessibleGridControlTable::acquire() noexcept
+{
+    AccessibleGridControlTableBase::acquire();
+}
+
+void SAL_CALL AccessibleGridControlTable::release() noexcept
+{
+    AccessibleGridControlTableBase::release();
+}
+// XServiceInfo ---------------------------------------------------------------
+
+OUString SAL_CALL AccessibleGridControlTable::getImplementationName()
+{
+    return "com.sun.star.accessibility.AccessibleGridControlTable";
+}
+
+void AccessibleGridControlTable::dispose()
+{
+    for (rtl::Reference<AccessibleGridControlTableCell>& rxCell : m_aCellVector)
+    {
+        if (rxCell.is())
+        {
+            rxCell->dispose();
+            rxCell.clear();
+        }
+    }
+
+    AccessibleGridControlTableBase::dispose();
+}
+
+void AccessibleGridControlTable::commitEvent(sal_Int16 nEventId, const css::uno::Any& rNewValue,
+                                             const css::uno::Any& rOldValue)
+{
+    if (nEventId == AccessibleEventId::TABLE_MODEL_CHANGED)
+    {
+        AccessibleTableModelChange aChange;
+        if (rNewValue >>= aChange)
+        {
+            assert(aChange.Type != AccessibleTableModelChangeType::COLUMNS_REMOVED);
+
+            if (aChange.Type == AccessibleTableModelChangeType::ROWS_REMOVED)
+            {
+                int nColCount = m_aTable.GetColumnCount();
+                // check valid index - entries are inserted lazily
+                size_t const nStart = nColCount * aChange.FirstRow;
+                size_t const nEnd = nColCount * aChange.LastRow;
+                if (nStart < m_aCellVector.size())
+                {
+                    m_aCellVector.erase(
+                        m_aCellVector.begin() + nStart,
+                        m_aCellVector.begin() + std::min(m_aCellVector.size(), nEnd));
+                }
+            }
+        }
+    }
+
+    AccessibleGridControlBase::commitEvent(nEventId, rNewValue, rOldValue);
+}
+
+// internal virtual methods ---------------------------------------------------
+
+tools::Rectangle AccessibleGridControlTable::implGetBoundingBox()
+{
+    vcl::Window* pParent = m_aTable.GetAccessibleParentWindow();
+    DBG_ASSERT( pParent, "implGetBoundingBox - missing parent window" );
+    tools::Rectangle aGridRect( m_aTable.GetWindowExtentsRelative( pParent ));
+    tools::Rectangle aTableRect( m_aTable.calcTableRect() );
+    tools::Long nX = aGridRect.Left() + aTableRect.Left();
+    tools::Long nY = aGridRect.Top() + aTableRect.Top();
+    tools::Long nWidth = aGridRect.GetSize().Width()-aTableRect.Left();
+    tools::Long nHeight = aGridRect.GetSize().Height()-aTableRect.Top();
+    tools::Rectangle aTable( Point( nX, nY ), Size( nWidth, nHeight ));
+    return aTable;
+}
+
+tools::Rectangle AccessibleGridControlTable::implGetBoundingBoxOnScreen()
+{
+    tools::Rectangle aGridRect( m_aTable.GetWindowExtentsRelative( nullptr ));
+    tools::Rectangle aTableRect( m_aTable.calcTableRect() );
+    tools::Long nX = aGridRect.Left() + aTableRect.Left();
+    tools::Long nY = aGridRect.Top() + aTableRect.Top();
+    tools::Long nWidth = aGridRect.GetSize().Width()-aTableRect.Left();
+    tools::Long nHeight = aGridRect.GetSize().Height()-aTableRect.Top();
+    tools::Rectangle aTable( Point( nX, nY ), Size( nWidth, nHeight ));
+    return aTable;
+}
+// internal helper methods ----------------------------------------------------
+Reference< XAccessibleTable > AccessibleGridControlTable::implGetHeaderBar(
+        sal_Int32 nChildIndex )
+{
+    Reference< XAccessible > xRet;
+    Reference< XAccessibleContext > xContext( m_xParent, uno::UNO_QUERY );
+    if( xContext.is() )
+    {
+        try
+        {
+            xRet = xContext->getAccessibleChild( nChildIndex );
+        }
+        catch (const lang::IndexOutOfBoundsException&)
+        {
+            OSL_FAIL( "implGetHeaderBar - wrong child index" );
+        }
+        // RuntimeException goes to caller
+    }
+    return Reference< XAccessibleTable >( xRet, uno::UNO_QUERY );
+}
+
+
+} // namespace accessibility
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */