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Diffstat (limited to 'vcl/aqua/source/a11y/aqua11ytablewrapper.mm')
| -rw-r--r-- | vcl/aqua/source/a11y/aqua11ytablewrapper.mm | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/vcl/aqua/source/a11y/aqua11ytablewrapper.mm b/vcl/aqua/source/a11y/aqua11ytablewrapper.mm new file mode 100644 index 000000000000..98454ab8d57b --- /dev/null +++ b/vcl/aqua/source/a11y/aqua11ytablewrapper.mm @@ -0,0 +1,211 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_vcl.hxx" + +#include "aqua11ytablewrapper.h" +#include "aqua11yfactory.h" + +using namespace ::com::sun::star::accessibility; +using namespace ::com::sun::star::awt; +using namespace ::com::sun::star::uno; + +@implementation AquaA11yTableWrapper : AquaA11yWrapper + ++(id)childrenAttributeForElement:(AquaA11yTableWrapper *)wrapper +{ + XAccessibleTable * accessibleTable = [ wrapper accessibleTable ]; + NSArray* pResult = nil; + if( accessibleTable ) + { + NSMutableArray * cells = [ [ NSMutableArray alloc ] init ]; + try + { + sal_Int32 nRows = accessibleTable->getAccessibleRowCount(); + sal_Int32 nCols = accessibleTable->getAccessibleColumnCount(); + + if( nRows * nCols < MAXIMUM_ACCESSIBLE_TABLE_CELLS ) + { + // make all children visible to the hierarchy + for ( sal_Int32 rowCount = 0; rowCount < nRows; rowCount++ ) + { + for ( sal_Int32 columnCount = 0; columnCount < nCols; columnCount++ ) + { + Reference < XAccessible > rAccessibleCell = accessibleTable -> getAccessibleCellAt ( rowCount, columnCount ); + if ( rAccessibleCell.is() ) + { + id cell_wrapper = [ AquaA11yFactory wrapperForAccessibleContext: rAccessibleCell -> getAccessibleContext() ]; + [ cells addObject: cell_wrapper ]; + [ cell_wrapper release ]; + } + } + } + } + else + { + XAccessibleComponent * accessibleComponent = [ wrapper accessibleComponent ]; + // find out which cells are actually visible by determining the top-left-cell and the bottom-right-cell + Size tableSize = accessibleComponent -> getSize(); + Point point; + point.X = 0; + point.Y = 0; + Reference < XAccessible > rAccessibleTopLeft = accessibleComponent -> getAccessibleAtPoint ( point ); + point.X = tableSize.Width - 1; + point.Y = tableSize.Height - 1; + Reference < XAccessible > rAccessibleBottomRight = accessibleComponent -> getAccessibleAtPoint ( point ); + if ( rAccessibleTopLeft.is() && rAccessibleBottomRight.is() ) + { + sal_Int32 idxTopLeft = rAccessibleTopLeft -> getAccessibleContext() -> getAccessibleIndexInParent(); + sal_Int32 idxBottomRight = rAccessibleBottomRight -> getAccessibleContext() -> getAccessibleIndexInParent(); + sal_Int32 rowTopLeft = accessibleTable -> getAccessibleRow ( idxTopLeft ); + sal_Int32 columnTopLeft = accessibleTable -> getAccessibleColumn ( idxTopLeft ); + sal_Int32 rowBottomRight = accessibleTable -> getAccessibleRow ( idxBottomRight ); + sal_Int32 columnBottomRight = accessibleTable -> getAccessibleColumn ( idxBottomRight ); + // create an array containing the visible cells + for ( sal_Int32 rowCount = rowTopLeft; rowCount <= rowBottomRight; rowCount++ ) + { + for ( sal_Int32 columnCount = columnTopLeft; columnCount <= columnBottomRight; columnCount++ ) + { + Reference < XAccessible > rAccessibleCell = accessibleTable -> getAccessibleCellAt ( rowCount, columnCount ); + if ( rAccessibleCell.is() ) + { + id cell_wrapper = [ AquaA11yFactory wrapperForAccessibleContext: rAccessibleCell -> getAccessibleContext() ]; + [ cells addObject: cell_wrapper ]; + [ cell_wrapper release ]; + } + } + } + } + } + pResult = NSAccessibilityUnignoredChildren( cells ); + } + catch (const Exception &e) + { + } + [cells autorelease]; + } + + return pResult; +} + ++(void)addAttributeNamesTo: (NSMutableArray *)attributeNames object: (AquaA11yWrapper*)pObject +{ + XAccessibleTable * accessibleTable = [ pObject accessibleTable ]; + if( accessibleTable ) + { + sal_Int32 nRows = accessibleTable->getAccessibleRowCount(); + sal_Int32 nCols = accessibleTable->getAccessibleColumnCount(); + + + if( nRows*nCols < MAXIMUM_ACCESSIBLE_TABLE_CELLS ) + { + [ attributeNames addObject: NSAccessibilityRowsAttribute ]; + [ attributeNames addObject: NSAccessibilityColumnsAttribute ]; + } + } +} + +-(id)rowsAttribute +{ + NSArray* pResult = nil; + + XAccessibleTable * accessibleTable = [ self accessibleTable ]; + if( accessibleTable ) + { + sal_Int32 nRows = accessibleTable->getAccessibleRowCount(); + sal_Int32 nCols = accessibleTable->getAccessibleColumnCount(); + if( nRows * nCols < MAXIMUM_ACCESSIBLE_TABLE_CELLS ) + { + NSMutableArray * cells = [ [ NSMutableArray alloc ] init ]; + try + { + // find out number of rows + sal_Int32 nRows = accessibleTable->getAccessibleRowCount(); + for( sal_Int32 n = 0; n < nRows; n++ ) + { + Reference < XAccessible > rAccessibleCell = accessibleTable -> getAccessibleCellAt ( n, 0 ); + if ( rAccessibleCell.is() ) + { + id cell_wrapper = [ AquaA11yFactory wrapperForAccessibleContext: rAccessibleCell -> getAccessibleContext() ]; + [ cells addObject: cell_wrapper ]; + [ cell_wrapper release ]; + } + } + pResult = NSAccessibilityUnignoredChildren( cells ); + } + catch (const Exception &e) + { + pResult = nil; + } + [ cells autorelease ]; + } + } + + return pResult; +} + +-(id)columnsAttribute +{ + NSArray* pResult = nil; + + XAccessibleTable * accessibleTable = [ self accessibleTable ]; + + if( accessibleTable ) + { + sal_Int32 nRows = accessibleTable->getAccessibleRowCount(); + sal_Int32 nCols = accessibleTable->getAccessibleColumnCount(); + if( nRows * nCols < MAXIMUM_ACCESSIBLE_TABLE_CELLS ) + { + NSMutableArray * cells = [ [ NSMutableArray alloc ] init ]; + try + { + // find out number of columns + for( sal_Int32 n = 0; n < nCols; n++ ) + { + Reference < XAccessible > rAccessibleCell = accessibleTable -> getAccessibleCellAt ( 0, n ); + if ( rAccessibleCell.is() ) + { + id cell_wrapper = [ AquaA11yFactory wrapperForAccessibleContext: rAccessibleCell -> getAccessibleContext() ]; + [ cells addObject: cell_wrapper ]; + [ cell_wrapper release ]; + } + } + pResult = NSAccessibilityUnignoredChildren( cells ); + } + catch (const Exception &e) + { + pResult = nil; + } + [ cells autorelease ]; + } + } + + return pResult; +} + +@end |