commander/FileSystemItem.cs

using System.ComponentModel;
using System.Runtime.CompilerServices;

namespace CommanderApp
{
    public class FileSystemItem : INotifyPropertyChanged
    {
        public string Name { get; set; }
        public string FullName { get; set; }
        public bool IsDirectory { get; set; }
        public string Icon => IsDirectory ? "folder.png" : "file.png";

        private bool _isSelected;
        public bool IsSelected
        {
            get => _isSelected;
            set
            {
                _isSelected = value;
                OnPropertyChanged();
            }
        }

        // Событие из INotifyPropertyChanged
        public event PropertyChangedEventHandler? PropertyChanged;

        // Защищённый метод для вызова события
        protected virtual void OnPropertyChanged([CallerMemberName] string? propertyName = null)
        {
            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
        }
    }
}