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import com.sun.star.uno.UnoRuntime;
import drafts.com.sun.star.accessibility.XAccessible;
import drafts.com.sun.star.accessibility.XAccessibleContext;
import drafts.com.sun.star.accessibility.XAccessibleSelection;
import com.sun.star.lang.IndexOutOfBoundsException;
import javax.swing.*;
import java.awt.*;
import java.util.Vector;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
class AccessibleSelectionHandler
extends NodeHandler
{
public NodeHandler createHandler( XAccessibleContext xContext )
{
XAccessibleSelection xSelection =
(XAccessibleSelection) UnoRuntime.queryInterface(
XAccessibleSelection.class, xContext);
return (xSelection == null) ? null :
new AccessibleSelectionHandler(xSelection);
}
public AccessibleSelectionHandler()
{
}
public AccessibleSelectionHandler( XAccessibleSelection xSelection )
{
if (xSelection != null)
maChildList.setSize( 2 );
}
public AccessibleTreeNode createChild( AccessibleTreeNode aParent,
int nIndex )
{
AccessibleTreeNode aChild = null;
if( aParent instanceof AccTreeNode )
{
XAccessibleSelection xSelection =
((AccTreeNode)aParent).getSelection();
if( xSelection != null )
{
switch( nIndex )
{
case 0:
aChild = new StringNode(
"getSelectedAccessibleChildCount: " +
xSelection.getSelectedAccessibleChildCount(),
aParent );
break;
case 1:
{
VectorNode aVNode =
new VectorNode( "Selected Children", aParent);
int nSelected = 0;
int nCount = ((AccTreeNode)aParent).getContext().
getAccessibleChildCount();
try
{
for( int i = 0; i < nCount; i++ )
{
if( xSelection.isAccessibleChildSelected( i ) )
{
XAccessible xSelChild = xSelection.
getSelectedAccessibleChild(nSelected);
XAccessible xNChild =
((AccTreeNode)aParent).
getContext().getAccessibleChild( i );
aVNode.addChild( new StringNode(
i + ": " +
xNChild.getAccessibleContext().
getAccessibleDescription() + " (" +
(xSelChild.equals(xNChild) ? "OK" : "XXX") +
")", aParent ) );
}
}
aChild = aVNode;
}
catch( IndexOutOfBoundsException e )
{
aChild = new StringNode( "IndexOutOfBounds",
aParent );
}
}
break;
default:
aChild = new StringNode( "ERROR", aParent );
break;
}
}
}
return aChild;
}
public String[] getActions (AccessibleTreeNode aNode)
{
if( aNode instanceof AccTreeNode )
{
XAccessibleSelection xSelection =
((AccTreeNode)aNode).getSelection();
if( xSelection != null )
{
return new String[] { "Select..." };
}
}
return new String[0];
}
public void performAction (AccessibleTreeNode aNode, int nIndex)
{
new SelectionDialog( (AccTreeNode)aNode ).show();
}
}
// virtual void SAL_CALL selectAccessibleChild(
// sal_Int32 nChildIndex )
// throw ( ::com::sun::star::lang::IndexOutOfBoundsException,
// ::com::sun::star::uno::RuntimeException );
// virtual void SAL_CALL clearAccessibleSelection( )
// throw ( ::com::sun::star::uno::RuntimeException );
// virtual void SAL_CALL selectAllAccessible( )
// throw ( ::com::sun::star::uno::RuntimeException );
// throw ( ::com::sun::star::uno::RuntimeException );
// virtual void SAL_CALL deselectSelectedAccessibleChild(
/**
* Display a dialog with a list-box of children and select/deselect buttons
*/
class SelectionDialog extends JDialog
implements ActionListener
{
JList aChildren;
XAccessibleSelection xSelection;
public SelectionDialog( AccTreeNode aNode )
{
super( AccessibilityWorkBench.get() );
xSelection = aNode.getSelection();
XAccessibleContext xContext = aNode.getContext();
int nCount = xContext.getAccessibleChildCount();
Vector aChildVector = new Vector();
for(int i = 0; i < nCount; i++)
{
try
{
aChildVector.add(
xContext.getAccessibleChild(i).
getAccessibleContext().getAccessibleDescription() );
}
catch( IndexOutOfBoundsException e )
{
aChildVector.add( "ERROR: IndexOutOfBoundsException" );
}
}
aChildren = new JList( aChildVector );
init();
}
/** build dialog */
protected void init()
{
setTitle( "Select" );
// vertical stacking of the elements
Container aContent = getContentPane();
// label with explanation
aContent.add( new JLabel( "Select/Deselect child elements" ),
BorderLayout.NORTH );
// the JListBox
aContent.add( aChildren, BorderLayout.CENTER );
aChildren.setSelectionMode( ListSelectionModel.SINGLE_SELECTION );
JPanel aButtons = new JPanel();
aButtons.setLayout( new FlowLayout() );
JButton aButton;
aButton = new JButton( "Select" );
aButton.setActionCommand( "Select" );
aButton.addActionListener( this );
aButtons.add( aButton );
aButton = new JButton( "Deselect" );
aButton.setActionCommand( "Deselect" );
aButton.addActionListener( this );
aButtons.add( aButton );
aButton = new JButton( "Select all" );
aButton.setActionCommand( "Select all" );
aButton.addActionListener( this );
aButtons.add( aButton );
aButton = new JButton( "Clear Selection" );
aButton.setActionCommand( "Clear Selection" );
aButton.addActionListener( this );
aButtons.add( aButton );
aButton = new JButton( "Cancel" );
aButton.setActionCommand( "Cancel" );
aButton.addActionListener( this );
aButtons.add( aButton );
// add Panel with buttons
aContent.add( aButtons, BorderLayout.SOUTH );
setSize( getPreferredSize() );
}
void cancel()
{
hide();
dispose();
}
void select()
{
try
{
xSelection.selectAccessibleChild( aChildren.getSelectedIndex() );
}
catch( IndexOutOfBoundsException e )
{
JOptionPane.showMessageDialog( AccessibilityWorkBench.get(),
"Can't select: IndexOutofBounds",
"Error in selectAccessibleChild",
JOptionPane.ERROR_MESSAGE);
}
}
void deselect()
{
try
{
xSelection.deselectSelectedAccessibleChild(
aChildren.getSelectedIndex() );
}
catch( IndexOutOfBoundsException e )
{
JOptionPane.showMessageDialog( AccessibilityWorkBench.get(),
"Can't deselect: IndexOutofBounds",
"Error in deselectAccessibleChild",
JOptionPane.ERROR_MESSAGE);
}
}
void selectAll()
{
xSelection.selectAllAccessible();
}
void clearSelection()
{
xSelection.clearAccessibleSelection();
}
public void actionPerformed(ActionEvent e)
{
String sCommand = e.getActionCommand();
if( "Cancel".equals( sCommand ) )
cancel();
else if ( "Select".equals( sCommand ) )
select();
else if ( "Deselect".equals( sCommand ) )
deselect();
else if ( "Clear Selection".equals( sCommand ) )
clearSelection();
else if ( "Select all".equals( sCommand ) )
selectAll();
}
}
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