示例#1
0
  /**
   * Processes an idChanged event. Search is different from all other navigators in that you while
   * search tree is synchronized the highlighting doesn't occur unless selected from the search
   * navigator.
   */
  public void idChanged(HelpModelEvent e) {
    ID id = e.getID();
    URL url = e.getURL();
    HelpModel helpModel = searchnav.getModel();
    debug("idChanged(" + e + ")");

    if (e.getSource() != helpModel) {
      debug("Internal inconsistency!");
      debug("  " + e.getSource() + " != " + helpModel);
      throw new Error("Internal error");
    }

    TreePath s = tree.getSelectionPath();
    if (s != null) {
      Object o = s.getLastPathComponent();
      // should require only a TreeNode
      if (o instanceof DefaultMutableTreeNode) {
        DefaultMutableTreeNode tn = (DefaultMutableTreeNode) o;
        SearchTOCItem item = (SearchTOCItem) tn.getUserObject();
        if (item != null) {
          ID nId = item.getID();
          if (nId != null && nId.equals(id)) {
            return;
          }
        }
      }
    }

    DefaultMutableTreeNode node = findIDorURL(topNode, id, url);
    if (node == null) {
      // node doesn't exist. Need to clear the selection.
      debug("node didn't exist");
      tree.clearSelection();
      return;
    }
    TreePath path = new TreePath(node.getPath());
    tree.expandPath(path);
    tree.setSelectionPath(path);
    tree.scrollPathToVisible(path);
  }
示例#2
0
 private DefaultMutableTreeNode findIDorURL(DefaultMutableTreeNode node, ID id, URL url) {
   SearchTOCItem item = (SearchTOCItem) node.getUserObject();
   if (item != null) {
     ID testID = item.getID();
     if (testID != null && id != null && testID.equals(id)) {
       return node;
     } else {
       URL testURL = item.getURL();
       if (testURL != null && url != null && url.sameFile(testURL)) {
         return node;
       }
     }
   }
   int size = node.getChildCount();
   for (int i = 0; i < size; i++) {
     DefaultMutableTreeNode tmp = (DefaultMutableTreeNode) node.getChildAt(i);
     DefaultMutableTreeNode test = findIDorURL(tmp, id, url);
     if (test != null) {
       return test;
     }
   }
   return null;
 }