1c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huangpackage com.android.mail.ui; 2c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang 3c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huangpublic interface UpOrBackController { 4c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang 5c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang interface UpOrBackHandler { 6c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang boolean onBackPressed(); 7c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang boolean onUpPressed(); 8c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang } 9c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang 10c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang void addUpOrBackHandler(UpOrBackHandler handler); 11c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang void removeUpOrBackHandler(UpOrBackHandler handler); 12c1fb9a9c2730178105977fca629e80951bfc3cdcAndy Huang} 13