this.runnerModel = runnerModel;
}
@Override
public void run() {
InputDialog dialog = openInputDialog(Message_categoryDialogTitle, Message_categoryDialogMessage, INITIAL_CATEGORY_NAME, new CategoryNameValidator());
if (dialog.getReturnCode() == Window.OK) {
ICategoryNode categoryNode = new CategoryNode(dialog.getValue());
runnerModel.addCategoryNode(categoryNode);
}
}