RhSolutions-AddIn/src/Interface/ProgressBar.cs

namespace RhSolutions.Interface
{
    internal class ProgressBar : StatusbarBase
    {
        private double CurrentProgress { get; set; }
        private readonly double TaskWeight;
        private readonly string Message;

        public ProgressBar(string message, int weight)
        {
            Message = message;
            TaskWeight = weight;
            CurrentProgress = 0;
        }

        public override void Update()
        {
            double percent = (++CurrentProgress / TaskWeight) * 100;
            Excel.StatusBar = $"{Message} Выполнено {percent:#.#} %";
        }
    }
}