using RyzStudio.Windows.Forms; using System.Collections.Generic; namespace BookmarkManager { public interface ISupportedFile { bool IsEncryptionSupported { get; set; } List SupportedExtensions { get; } bool IsSupported(string filename); bool IsEncrypted(string filename); Result Load(BookmarkTreeView treeview, string filename, string password); Result Save(BookmarkTreeView treeview, string filename, string password); } }