toolkit/test/accessibility/ov/StateSetView.java

   1 package ov;
   2
   3 import java.awt.Color;
   4 import java.awt.BorderLayout;
   5 import java.awt.Dimension;
   6 import java.awt.Graphics;
   7 import java.awt.Graphics2D;
   8 import java.awt.Insets;
   9 import java.awt.Rectangle;
  10 import java.awt.RenderingHints;
  11 import java.awt.Shape;
  12
  13 import java.awt.event.MouseListener;
  14 import java.awt.event.MouseEvent;
  15
  16 import java.awt.geom.Rectangle2D;
  17 import java.awt.geom.AffineTransform;
  18
  19
  20 import javax.swing.JLabel;
  21 import javax.swing.JPanel;
  22 import javax.swing.border.Border;
  23
  24 import com.sun.star.accessibility.AccessibleEventObject;
  25 import com.sun.star.accessibility.AccessibleEventId;
  26 import com.sun.star.accessibility.AccessibleStateType;
  27 import com.sun.star.accessibility.XAccessibleContext;
  28 import com.sun.star.accessibility.XAccessibleStateSet;
  29
  30 import tools.NameProvider;
  31
  32 public class StateSetView
  33     extends ListeningObjectView
  34     implements MouseListener
  35 {
  36     /** Create a FocusView when the given object supports the
  37         XAccessibleComponent interface.
  38     */
  39     static public ObjectView Create (
  40         ObjectViewContainer aContainer,
  41         XAccessibleContext xContext)
  42     {
  43         ObjectView aView = null;
  44         if (xContext != null)
  45             if (mnViewMode == SHOW_ALL_STATES)
  46                 aView = StateSetAllView.Create (aContainer, xContext);
  47             else
  48                 aView = StateSetSetView.Create (aContainer, xContext);
  49         return aView;
  50     }
  51
  52     public StateSetView (ObjectViewContainer aContainer)
  53     {
  54         super (aContainer);
  55
  56         addMouseListener (this);
  57     }
  58
  59     private void SetViewMode (int nViewMode)
  60     {
  61         mnViewMode = nViewMode;
  62         switch (mnViewMode)
  63         {
  64             case SHOW_SET_STATES :
  65                 maContainer.ReplaceView (
  66                     getClass(),
  67                     StateSetSetView.class);
  68                 break;
  69             case SHOW_ALL_STATES :
  70                 maContainer.ReplaceView (
  71                     getClass(),
  72                     StateSetAllView.class);
  73                 break;
  74         }
  75         aContainer.SetObject (mxContext);
  76     }
  77
  78
  79
  80     public String GetTitle ()
  81     {
  82         return ("StateSet");
  83     }
  84
  85     public void notifyEvent (AccessibleEventObject aEvent)
  86     {
  87         if (aEvent.EventId == AccessibleEventId.STATE_CHANGED)
  88             Update();
  89     }
  90
  91     public void mouseClicked(MouseEvent e)
  92     {
  93         switch (mnViewMode)
  94         {
  95             case SHOW_SET_STATES :
  96                 SetViewMode (SHOW_ALL_STATES);
  97                 break;
  98             case SHOW_ALL_STATES :
  99                 SetViewMode (SHOW_SET_STATES);
 100                 break;
 101         }
 102     }
 103     public void mouseEntered (MouseEvent e) {}
 104     public void mouseExited (MouseEvent e) {}
 105     public void mousePressed (MouseEvent e) {}
 106     public void mouseReleased(MouseEvent e) {}
 107
 108     private static int mnViewMode = SHOW_ALL_STATES;
 109     private final static int SHOW_SET_STATES = 0;
 110     private final static int SHOW_ALL_STATES = 1;
 111
 112
 113
 114 public class StateSetAllView
 115     extends StateSetView
 116 {
 117     /** Create a FocusView when the given object supports the
 118         XAccessibleComponent interface.
 119     */
 120     static public ObjectView Create (
 121         ObjectViewContainer aContainer,
 122         XAccessibleContext xContext)
 123     {
 124         if (xContext != null)
 125             return new StateSetAllView (aContainer);
 126         else
 127             return null;
 128     }
 129
 130     public StateSetAllView (ObjectViewContainer aContainer)
 131     {
 132         super (aContainer);
 133
 134         setPreferredSize (new Dimension(300,90));
 135         setMinimumSize (new Dimension(200,80));
 136     }
 137
 138     public void paintChildren (Graphics g)
 139     {
 140         synchronized (g)
 141         {
 142             super.paintChildren (g);
 143
 144             // Calculcate the are inside the border.
 145             Insets aInsets = getInsets ();
 146             Dimension aSize = getSize();
 147             Rectangle aWidgetArea = new Rectangle (
 148                 aInsets.left,
 149                 aInsets.top,
 150                 aSize.width-aInsets.left-aInsets.right,
 151                 aSize.height-aInsets.top-aInsets.bottom);
 152
 153             PaintAllStates ((Graphics2D)g, aWidgetArea);
 154         }
 155     }
 156
 157     private void PaintAllStates (Graphics2D g, Rectangle aWidgetArea)
 158     {
 159         Color aTextColor = g.getColor();
 160
 161         g.setRenderingHint (
 162             RenderingHints.KEY_ANTIALIASING,
 163             RenderingHints.VALUE_ANTIALIAS_ON);
 164
 165         XAccessibleStateSet xStateSet = mxContext.getAccessibleStateSet();
 166         if (xStateSet != null)
 167         {
 168             short aStates[] = xStateSet.getStates ();
 169             final int nMaxStateIndex = AccessibleStateType.MANAGES_DESCENDANTS;
 170             int nStateWidth = (aWidgetArea.width-12) / (nMaxStateIndex+1);
 171             AffineTransform aTransform = g.getTransform ();
 172             g.setColor (aTextColor);
 173             int y = aWidgetArea.y+aWidgetArea.height - 12;
 174             double nTextRotation = -0.9;//-java.lang.Math.PI/2;
 175             double nScale = 0.6;
 176
 177             // Create a shape for the boxes.
 178             int nBoxWidth = nStateWidth-2;
 179             if (nBoxWidth > 8)
 180                 nBoxWidth = 8;
 181             Rectangle aCheckBox = new Rectangle (-nBoxWidth/2,0,nBoxWidth,nBoxWidth);
 182
 183             for (short i=0; i<=nMaxStateIndex; i++)
 184             {
 185                 int x = nStateWidth + i * nStateWidth;
 186                 String sStateName = NameProvider.getStateName (i);
 187                 boolean bStateSet = xStateSet.contains (i);
 188                 g.setTransform (aTransform);
 189                 g.translate (x,y);
 190                 if (bStateSet)
 191                 {
 192                     g.setColor (Color.GREEN);
 193                     g.fill (aCheckBox);
 194                     g.setColor (aTextColor);
 195                 }
 196                 g.draw (aCheckBox);
 197                 g.rotate (nTextRotation);
 198                 g.scale (nScale, nScale);
 199                 g.translate (2,-2);
 200                 g.drawString (sStateName, 0,0);
 201             }
 202         }
 203     }
 204 }
 205
 206
 207 public class StateSetSetView
 208     extends StateSetView
 209 {
 210     static public ObjectView Create (
 211         ObjectViewContainer aContainer,
 212         XAccessibleContext xContext)
 213     {
 214         if (xContext != null)
 215             return new StateSetSetView (aContainer);
 216         else
 217             return null;
 218     }
 219
 220     public StateSetSetView (ObjectViewContainer aContainer)
 221     {
 222         super (aContainer);
 223
 224         maStates = null;
 225         setPreferredSize (new Dimension(300,90));
 226     }
 227
 228
 229     synchronized public void Update ()
 230     {
 231         XAccessibleStateSet xStateSet = mxContext.getAccessibleStateSet();
 232         if (xStateSet != null)
 233         {
 234             String sStates = new String ();
 235             short aStates[] = xStateSet.getStates();
 236             for (int i=0; i<aStates.length; i++)
 237             {
 238                 if (i > 0)
 239                     sStates = sStates + ", ";
 240                 sStates = sStates + NameProvider.getStateName(aStates[i]);
 241             }
 242             maStates.setText (sStates);
 243         }
 244     }
 245
 246     private JLabel maStates;
 247 }
 248
 249 }