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/*
* Java ATK Wrapper for GNOME
* Copyright (C) 2015 Magdalen Berns <m.berns@thismagpie.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.GNOME.Accessibility;
import javax.accessibility.*;
import java.lang.ref.WeakReference;
public class AtkTableCell {
WeakReference<AccessibleContext> _ac;
WeakReference<AccessibleTable> _acc_pt;
public int row, rowSpan, column, columnSpan;
public AtkTableCell (AccessibleContext ac) {
this._ac = new WeakReference<AccessibleContext>(ac);
Accessible parent = ac.getAccessibleParent();
_acc_pt = null;
row = -1;
rowSpan = -1;
column = -1;
columnSpan = -1;
if (parent == null){
return;
}
AccessibleContext pc = parent.getAccessibleContext();
if(pc == null){
return;
}
AccessibleTable pt = pc.getAccessibleTable();
if(pt == null){
return;
}
_acc_pt = new WeakReference<AccessibleTable>(pt);
int index = ac.getAccessibleIndexInParent();
if (!(pt instanceof AccessibleExtendedTable)){
return;
}
AccessibleExtendedTable aet = (AccessibleExtendedTable) pt;
row = aet.getAccessibleRow(index);
column = aet.getAccessibleColumn(index);
rowSpan = pt.getAccessibleRowExtentAt(row,column);
columnSpan = pt.getAccessibleColumnExtentAt(row,column);
}
public static AtkTableCell createAtkTableCell(AccessibleContext ac){
return AtkUtil.invokeInSwing ( () -> { return new AtkTableCell(ac); }, null);
}
/**
* getTable
* @return: Reference to the accessible of the containing table as an
* AccessibleTable instance.
*/
public AccessibleTable getTable() {
if (_acc_pt == null)
return null;
return _acc_pt.get();
}
public AccessibleContext[] getAccessibleColumnHeader(){
if (_acc_pt == null)
return null;
return AtkUtil.invokeInSwing( () -> {
AccessibleTable iteration = _acc_pt.get().getAccessibleColumnHeader();
if (iteration != null){
int length = iteration.getAccessibleColumnCount();
AccessibleContext[] result = new AccessibleContext[length];
for (int i = 0; i < length; i++){
result[i] = iteration.getAccessibleAt(0,i).getAccessibleContext();
}
return result;
}
return null;
}, null);
}
public AccessibleContext[] getAccessibleRowHeader(){
if (_acc_pt == null)
return null;
return AtkUtil.invokeInSwing( () -> {
AccessibleTable iteration = _acc_pt.get().getAccessibleRowHeader();
if (iteration != null){
int length = iteration.getAccessibleRowCount();
AccessibleContext[] result = new AccessibleContext[length];
for (int i = 0; i < length; i++){
result[i] = iteration.getAccessibleAt(i,0).getAccessibleContext();
}
return result;
}
return null;
}, null);
}
}
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