void () { super.init(); setTitle(SvnBundle.message("checkout.dialog.title")); setOKButtonText(SvnBundle.message("checkout.dialog.button")); getRepositoryBrowser().addChangeListener(e -> { getOKAction().setEnabled(getRepositoryBrowser().getSelectedURL() != null); }); getOKAction().setEnabled(getRepositoryBrowser().getSelectedURL() != null); }