Examples of symantec.itools.awt.TreeNode

symantec.itools.awt.TreeNode


                if (restrict) {
                    // new mode is more restrictive; delete undesired children
                    for (int j=0; j<linkarray.length; ++j) {
                        if (!shouldDisplay (linkarray[j].getStatus())) {
                            TreeNode child = findNode (linkarray[j]);
                            if (child != null)
                                remove (child);
                        }
                    }
                }
                else {
                    // new mode is less restrictive; add children
                    for (int j=0; j<linkarray.length; ++j) {
                        update (linkarray[j]); // update() will check shouldDisplay()
                    }
                }
            }
            
            TreeNode c = n.getChild();
            if (c != null)
                reFilter (c, restrict);
        }
    }

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    void reRender (TreeNode n) {
        for (; n != null; n = n.getSibling ()) {
            update (n);
            
            TreeNode c = n.getChild();
            if (c != null)
                reRender (c);
        }
    }

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     */
    public synchronized void update (Link link) {
        if (!shouldDisplay (link.getStatus ()))
            return;


        TreeNode n = findNode (link);
        if (n == null)
            add (link);
        else
            update (n);

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        redraw ();
    }


    synchronized void add (Link link) {
        TreeNode n = new TreeNode ("");
        n.setDataObject (link);


        Page source = link.getSource ();
        Link origin = source.getOrigin ();
        TreeNode parent = findNode (origin);


        if (parent == null) {
            update (n);
            append (n);
        }
        else {
            update (n);
            insert (n, parent, CHILD);
            parent.expand ();
        }
        links.put (link, n);
    }

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        }
    }


    public boolean handleEvent (Event event) {
        if (event.id == Event.ACTION_EVENT) {
            TreeNode n = (TreeNode)getSelectedNode();
            if (n != null)
                fireEvent ((Link)n.getDataObject());
        }
        else if (event.id == Event.MOUSE_DOWN && event.metaDown())
            showControlPanel ();
        else
            return super.handleEvent (event);

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            return super.handleEvent (event);
        return true;
    }
    
    public Link getSelectedLink () {
        TreeNode n = getSelectedNode();
        if (n != null)
            return (Link)n.getDataObject();
            
        return null;
    }

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