[gui] Add AccessibleAWTCheckBox

[Jerry Quinn <jlquinn at optonline dot net>]

2004-11-07  Jerry Quinn  <jlquinn@optonline.net>

	* java/awt/Checkbox.java (AccessibleAWTCheckBox): Implement.
	(getAccessibleContext): Implement.

Index: Checkbox.java
===================================================================
RCS file: /cvs/gcc/gcc/libjava/java/awt/Checkbox.java,v
retrieving revision 1.9
retrieving revision 1.9.20.1
diff -u -r1.9 -r1.9.20.1
--- Checkbox.java	5 Jun 2003 19:58:39 -0000	1.9
+++ Checkbox.java	7 Nov 2004 22:45:26 -0000	1.9.20.1
@@ -43,6 +43,12 @@
 import java.awt.peer.CheckboxPeer;
 import java.io.Serializable;

+import javax.accessibility.Accessible;
+import javax.accessibility.AccessibleAction;
+import javax.accessibility.AccessibleContext;
+import javax.accessibility.AccessibleRole;
+import javax.accessibility.AccessibleValue;
+
 /**
  * This class implements a component which has an on/off state.  Two
  * or more Checkboxes can be grouped by a CheckboxGroup.
@@ -50,7 +56,8 @@
  * @author Aaron M. Renn (arenn@urbanophile.com)
  * @author Tom Tromey <tromey@redhat.com>
  */
-public class Checkbox extends Component implements ItemSelectable, Serializable
+public class Checkbox extends Component
+  implements ItemSelectable, Accessible, Serializable
 {

 // FIXME: Need readObject/writeObject for this.
@@ -86,6 +93,99 @@
 // The list of listeners for this object.
 private transient ItemListener item_listeners;

+protected class AccessibleAWTCheckBox
+  extends AccessibleAWTComponent
+  implements ItemListener, AccessibleAction, AccessibleValue
+{
+
+
+  /* (non-Javadoc)
+   * @see java.awt.event.ItemListener#itemStateChanged(java.awt.event.ItemEvent)
+   */
+  public void itemStateChanged(ItemEvent event)
+  {
+    // TODO Auto-generated method stub
+
+  }
+
+  public AccessibleAction getAccessibleAction()
+  {
+    return this;
+  }
+
+  public AccessibleValue getAccessibleValue()
+  {
+    return this;
+  }
+
+  /* (non-Javadoc)
+   * @see javax.accessibility.AccessibleAction#getAccessibleActionCount()
+   */
+  public int getAccessibleActionCount()
+  {
+    // 1.4.1 does this
+    return 0;
+  }
+
+  /* (non-Javadoc)
+   * @see 
javax.accessibility.AccessibleAction#getAccessibleActionDescription(int)
+   */
+  public String getAccessibleActionDescription(int i)
+  {
+    return null;
+  }
+
+  /* (non-Javadoc)
+   * @see javax.accessibility.AccessibleAction#doAccessibleAction(int)
+   */
+  public boolean doAccessibleAction(int i)
+  {
+    return false;
+  }
+
+  /* (non-Javadoc)
+   * @see javax.accessibility.AccessibleValue#getCurrentAccessibleValue()
+   */
+  public Number getCurrentAccessibleValue()
+  {
+    // TODO Auto-generated method stub
+    return null;
+  }
+
+  /* (non-Javadoc)
+   * @see 
javax.accessibility.AccessibleValue#setCurrentAccessibleValue(java.lang.Number)
+   */
+  public boolean setCurrentAccessibleValue(Number number)
+  {
+    // TODO Auto-generated method stub
+    return false;
+  }
+
+  /* (non-Javadoc)
+   * @see javax.accessibility.AccessibleValue#getMinimumAccessibleValue()
+   */
+  public Number getMinimumAccessibleValue()
+  {
+    // TODO Auto-generated method stub
+    return null;
+  }
+
+  /* (non-Javadoc)
+   * @see javax.accessibility.AccessibleValue#getMaximumAccessibleValue()
+   */
+  public Number getMaximumAccessibleValue()
+  {
+    // TODO Auto-generated method stub
+    return null;
+  }
+
+  public AccessibleRole getAccessibleRole()
+  {
+    return AccessibleRole.CHECK_BOX;
+  }
+
+}
+
 /*************************************************************************/

 /*
@@ -392,4 +492,9 @@
 	  + "," + super.paramString());
 }

+public AccessibleContext getAccessibleContext()
+{
+  return new AccessibleAWTCheckBox();
+}
+
 } // class Checkbox