Re: [cp-patches] RFC: javax/swing/JTree.java (getExpandedDescendants): implemented

[Roman Kennke]

Hi all,

The patch looks good. I committed this

2005-05-13  Jan Roehrich  <address@hidden>

       * javax/swing/JTree.java
       (getExpandedDescendants): Added method.

/Roman

> I attached the same patch but now with an indentation of 2. I hope
> that's right because the GNU Styleguide said 8 when I was looking for it
> a few month ago.
>
> Jan
>  

Index: javax/swing/JTree.java
===================================================================
RCS file: /cvsroot/classpath/classpath/javax/swing/JTree.java,v
retrieving revision 1.20
diff -u -r1.20 JTree.java
--- javax/swing/JTree.java      17 May 2005 14:01:36 -0000      1.20
+++ javax/swing/JTree.java      17 May 2005 14:03:28 -0000
@@ -1679,5 +1679,29 @@
     return "";
   }
 
-
+  /**
+   * Returns all TreePath objects which are a descendants of 
+   * the given path and are exapanded at the moment of the
+   * execution of this method. If the state of any node 
+   * is beeing toggled while this method is executing this 
+   * change may be left unaccounted.
+   *  
+   * @param path The parent of this request
+   * @return An Enumeration containing TreePath objects
+   */
+  public Enumeration getExpandedDescendants(TreePath path) 
+  {
+    Enumeration paths = nodeStates.keys();
+    Vector relevantPaths = new Vector();
+    while(paths.hasMoreElements())
+      {
+        TreePath nextPath = (TreePath) paths.nextElement();
+        if(nodeStates.get(nextPath) == EXPANDED && 
+           path.isDescendant(nextPath)) 
+          {
+            relevantPaths.add(nextPath);
+          }
+      }
+    return relevantPaths.elements();
+  }
 }