toolkit/test/accessibility/SelectionDialog.java

   1 import com.sun.star.uno.UnoRuntime;
   2 import com.sun.star.accessibility.XAccessible;
   3 import com.sun.star.accessibility.XAccessibleContext;
   4 import com.sun.star.accessibility.XAccessibleSelection;
   5 import com.sun.star.lang.IndexOutOfBoundsException;
   6
   7 import javax.swing.*;
   8 import java.awt.*;
   9 import java.util.Vector;
  10 import java.awt.event.ActionListener;
  11 import java.awt.event.ActionEvent;
  12
  13
  14
  15
  16 /**
  17  * Display a dialog with a list-box of children and select/deselect buttons
  18  */
  19 class SelectionDialog extends JDialog
  20     implements ActionListener
  21 {
  22     public SelectionDialog (AccTreeNode aNode)
  23     {
  24         super (AccessibilityWorkBench.Instance());
  25
  26         maNode = aNode;
  27
  28         Layout();
  29     }
  30
  31     /** build dialog */
  32     protected void Layout ()
  33     {
  34         setTitle( "Select" );
  35
  36         // vertical stacking of the elements
  37         Container aContent = getContentPane();
  38
  39         // label with explanation
  40         aContent.add( new JLabel( "Select/Deselect child elements" ),
  41                       BorderLayout.NORTH );
  42
  43         // the JListBox
  44         maChildrenSelector = new JList (GetChildrenList());
  45         maChildrenSelector.setPreferredSize (new Dimension (500,300));
  46         aContent.add (maChildrenSelector, BorderLayout.CENTER);
  47         maChildrenSelector.setSelectionMode (ListSelectionModel.SINGLE_SELECTION);
  48
  49         JPanel aButtons = new JPanel();
  50         aButtons.setLayout( new FlowLayout() );
  51
  52         JButton aButton;
  53
  54         aButton = new JButton( "Select" );
  55         aButton.setActionCommand( "Select" );
  56         aButton.addActionListener( this );
  57         aButtons.add( aButton );
  58
  59         aButton = new JButton( "Deselect" );
  60         aButton.setActionCommand( "Deselect" );
  61         aButton.addActionListener( this );
  62         aButtons.add( aButton );
  63
  64         aButton = new JButton( "Select all" );
  65         aButton.setActionCommand( "Select all" );
  66         aButton.addActionListener( this );
  67         aButtons.add( aButton );
  68
  69         aButton = new JButton( "Clear Selection" );
  70         aButton.setActionCommand( "Clear Selection" );
  71         aButton.addActionListener( this );
  72         aButtons.add( aButton );
  73
  74         aButton = new JButton( "Close" );
  75         aButton.setActionCommand( "Close" );
  76         aButton.addActionListener( this );
  77         aButtons.add( aButton );
  78
  79         // add Panel with buttons
  80         aContent.add( aButtons, BorderLayout.SOUTH );
  81
  82         setSize( getPreferredSize() );
  83     }
  84
  85     /** Get a list of all children
  86     */
  87     private Vector GetChildrenList ()
  88     {
  89         mxSelection = maNode.getSelection();
  90
  91         XAccessibleContext xContext = maNode.getContext();
  92         int nCount = xContext.getAccessibleChildCount();
  93         Vector aChildVector = new Vector();
  94         for(int i = 0; i < nCount; i++)
  95         {
  96             try
  97             {
  98                 XAccessible xChild = xContext.getAccessibleChild(i);
  99                 XAccessibleContext xChildContext = xChild.getAccessibleContext();
 100                 aChildVector.add( i + " " + xChildContext.getAccessibleName());
 101             }
 102             catch( IndexOutOfBoundsException e )
 103             {
 104                 aChildVector.add( "ERROR: IndexOutOfBoundsException" );
 105             }
 106         }
 107         return aChildVector;
 108     }
 109
 110
 111     void close ()
 112     {
 113         hide();
 114         dispose();
 115     }
 116
 117     void select()
 118     {
 119         try
 120         {
 121             mxSelection.selectAccessibleChild (maChildrenSelector.getSelectedIndex());
 122         }
 123         catch( IndexOutOfBoundsException e )
 124         {
 125             JOptionPane.showMessageDialog( AccessibilityWorkBench.Instance(),
 126                                            "Can't select: IndexOutofBounds",
 127                                            "Error in selectAccessibleChild",
 128                                            JOptionPane.ERROR_MESSAGE);
 129         }
 130     }
 131
 132     void deselect()
 133     {
 134         try
 135         {
 136             mxSelection.deselectAccessibleChild(
 137                 maChildrenSelector.getSelectedIndex());
 138         }
 139         catch( IndexOutOfBoundsException e )
 140         {
 141             JOptionPane.showMessageDialog( AccessibilityWorkBench.Instance(),
 142                                            "Can't deselect: IndexOutofBounds",
 143                                            "Error in deselectAccessibleChild",
 144                                            JOptionPane.ERROR_MESSAGE);
 145         }
 146     }
 147
 148     void selectAll()
 149     {
 150         mxSelection.selectAllAccessibleChildren();
 151     }
 152
 153     void clearSelection()
 154     {
 155         mxSelection.clearAccessibleSelection();
 156     }
 157
 158
 159
 160     public void actionPerformed(ActionEvent e)
 161     {
 162         String sCommand = e.getActionCommand();
 163
 164         if( "Close".equals( sCommand ) )
 165             close();
 166         else if ( "Select".equals( sCommand ) )
 167             select();
 168         else if ( "Deselect".equals( sCommand ) )
 169             deselect();
 170         else if ( "Clear Selection".equals( sCommand ) )
 171             clearSelection();
 172         else if ( "Select all".equals( sCommand ) )
 173             selectAll();
 174     }
 175
 176     private JList maChildrenSelector;
 177     private XAccessibleSelection mxSelection;
 178     private AccTreeNode maNode;
 179 }