// this._cmpOwner_ = wwd instanceof Component ? ((Component) wwd).getParent() : null;
GfrUtilFileChooserSerSave fcr = new GfrUtilFileChooserSerSave(
this._cmpOwner_ , _STR_TITLE_DIALOG_, _STR_NAME_BASE_, _STR_NAME_EXTENSION_);
this._fle_ = fcr.doJob();
//FileChooserGfr.s_chooseFile(frame, _STR_TITLE_DIALOG_, _STR_NAME_BASE_, _STR_NAME_EXTENSION_);
this._wwd_.removeRenderingListener(this); // ensure not to add a duplicate
this._wwd_.addRenderingListener(this);
}