public FileProducer(String filename) {
        try (BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(filename),"UTF-8"))) {
            times = Integer.parseInt(br.readLine());
            delay = Integer.parseInt(br.readLine());
            String str = br.readLine();
            while(str!=null) {
                addIcon(str);
                str = br.readLine();
            }
        } catch(IOException e) {}
    }