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import com.sun.star.uno.UnoRuntime;
import com.sun.star.accessibility.XAccessible;
import com.sun.star.accessibility.XAccessibleContext;
import 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;
/**
* Display a dialog with a list-box of children and select/deselect buttons
*/
class SelectionDialog extends JDialog
implements ActionListener
{
public SelectionDialog (AccTreeNode aNode)
{
super (AccessibilityWorkBench.Instance());
maNode = aNode;
Layout();
}
/** build dialog */
protected void Layout ()
{
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
maChildrenSelector = new JList (GetChildrenList());
maChildrenSelector.setPreferredSize (new Dimension (500,300));
aContent.add (maChildrenSelector, BorderLayout.CENTER);
maChildrenSelector.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( "Close" );
aButton.setActionCommand( "Close" );
aButton.addActionListener( this );
aButtons.add( aButton );
// add Panel with buttons
aContent.add( aButtons, BorderLayout.SOUTH );
setSize( getPreferredSize() );
}
/** Get a list of all children
*/
private Vector GetChildrenList ()
{
mxSelection = maNode.getSelection();
XAccessibleContext xContext = maNode.getContext();
int nCount = xContext.getAccessibleChildCount();
Vector aChildVector = new Vector();
for(int i = 0; i < nCount; i++)
{
try
{
XAccessible xChild = xContext.getAccessibleChild(i);
XAccessibleContext xChildContext = xChild.getAccessibleContext();
aChildVector.add( i + " " + xChildContext.getAccessibleName());
}
catch( IndexOutOfBoundsException e )
{
aChildVector.add( "ERROR: IndexOutOfBoundsException" );
}
}
return aChildVector;
}
void close ()
{
hide();
dispose();
}
void select()
{
try
{
mxSelection.selectAccessibleChild (maChildrenSelector.getSelectedIndex());
}
catch( IndexOutOfBoundsException e )
{
JOptionPane.showMessageDialog( AccessibilityWorkBench.Instance(),
"Can't select: IndexOutofBounds",
"Error in selectAccessibleChild",
JOptionPane.ERROR_MESSAGE);
}
}
void deselect()
{
try
{
mxSelection.deselectAccessibleChild(
maChildrenSelector.getSelectedIndex());
}
catch( IndexOutOfBoundsException e )
{
JOptionPane.showMessageDialog( AccessibilityWorkBench.Instance(),
"Can't deselect: IndexOutofBounds",
"Error in deselectAccessibleChild",
JOptionPane.ERROR_MESSAGE);
}
}
void selectAll()
{
mxSelection.selectAllAccessibleChildren();
}
void clearSelection()
{
mxSelection.clearAccessibleSelection();
}
public void actionPerformed(ActionEvent e)
{
String sCommand = e.getActionCommand();
if( "Close".equals( sCommand ) )
close();
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();
}
private JList maChildrenSelector;
private XAccessibleSelection mxSelection;
private AccTreeNode maNode;
}
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