// svn revert from projectviewer node.  If the node is a directory, the revert
// will recurse down the directory.
_svn_revert(view) {
    // get project viewer and console
    dwm = view.getDockableWindowManager();
    if (dwm == null) {
        return;
    }
    pv = dwm.getDockable("projectviewer");
    con = dwm.getDockable("console");

    // must have both -- pv to get the node, and console to run svn
    if (( pv == null ) || ( con == null )) {
        return;
    }

    // make them both visible
    dwm.showDockableWindow("console");
    dwm.showDockableWindow("projectviewer");

    // get the node from pv, either folder or file, either will work
    node = pv.getSelectedNode();
    f = new File( node.getNodePath() );
    path = f.getAbsolutePath();
    recurse = f.isDirectory();

    // run svn update on the selected item
    try {
        command = "svn revert " + (recurse ? "--recursive " : " ") + path;
        runInSystemShell( view, command);
        waitForConsole(view);
    }
    catch (Exception e) {}
}
_svn_revert(view);