Primera Version

.gitignore

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+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+##
+## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
+
+# User-specific files
+*.rsuser
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Mono auto generated files
+mono_crash.*
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+[Ww][Ii][Nn]32/
+[Aa][Rr][Mm]/
+[Aa][Rr][Mm]64/
+bld/
+[Bb]in/
+[Oo]bj/
+[Oo]ut/
+[Ll]og/
+[Ll]ogs/
+
+# Visual Studio 2015/2017 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# Visual Studio 2017 auto generated files
+Generated\ Files/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUnit
+*.VisualState.xml
+TestResult.xml
+nunit-*.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# Benchmark Results
+BenchmarkDotNet.Artifacts/
+
+# .NET Core
+project.lock.json
+project.fragment.lock.json
+artifacts/
+
+# ASP.NET Scaffolding
+ScaffoldingReadMe.txt
+
+# StyleCop
+StyleCopReport.xml
+
+# Files built by Visual Studio
+*_i.c
+*_p.c
+*_h.h
+*.ilk
+*.meta
+*.obj
+*.iobj
+*.pch
+*.pdb
+*.ipdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*_wpftmp.csproj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# Visual Studio Trace Files
+*.e2e
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# AxoCover is a Code Coverage Tool
+.axoCover/*
+!.axoCover/settings.json
+
+# Coverlet is a free, cross platform Code Coverage Tool
+coverage*.json
+coverage*.xml
+coverage*.info
+
+# Visual Studio code coverage results
+*.coverage
+*.coveragexml
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# Note: Comment the next line if you want to checkin your web deploy settings,
+# but database connection strings (with potential passwords) will be unencrypted
+*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# NuGet Symbol Packages
+*.snupkg
+# The packages folder can be ignored because of Package Restore
+**/[Pp]ackages/*
+# except build/, which is used as an MSBuild target.
+!**/[Pp]ackages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/[Pp]ackages/repositories.config
+# NuGet v3's project.json files produces more ignorable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+*.appx
+*.appxbundle
+*.appxupload
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!?*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.jfm
+*.pfx
+*.publishsettings
+orleans.codegen.cs
+
+# Including strong name files can present a security risk
+# (https://github.com/github/gitignore/pull/2483#issue-259490424)
+#*.snk
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+ServiceFabricBackup/
+*.rptproj.bak
+
+# SQL Server files
+*.mdf
+*.ldf
+*.ndf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+*.rptproj.rsuser
+*- [Bb]ackup.rdl
+*- [Bb]ackup ([0-9]).rdl
+*- [Bb]ackup ([0-9][0-9]).rdl
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+node_modules/
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
+*.vbw
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# CodeRush personal settings
+.cr/personal
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+# Cake - Uncomment if you are using it
+# tools/**
+# !tools/packages.config
+
+# Tabs Studio
+*.tss
+
+# Telerik's JustMock configuration file
+*.jmconfig
+
+# BizTalk build output
+*.btp.cs
+*.btm.cs
+*.odx.cs
+*.xsd.cs
+
+# OpenCover UI analysis results
+OpenCover/
+
+# Azure Stream Analytics local run output
+ASALocalRun/
+
+# MSBuild Binary and Structured Log
+*.binlog
+
+# NVidia Nsight GPU debugger configuration file
+*.nvuser
+
+# MFractors (Xamarin productivity tool) working folder
+.mfractor/
+
+# Local History for Visual Studio
+.localhistory/
+
+# BeatPulse healthcheck temp database
+healthchecksdb
+
+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+MigrationBackup/
+
+# Ionide (cross platform F# VS Code tools) working folder
+.ionide/
+
+# Fody - auto-generated XML schema
+FodyWeavers.xsd

App.xaml

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+<Application x:Class="S7Explorer.App" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:local="clr-namespace:S7Explorer"
+        StartupUri="Views/MainWindow.xaml">
+    <Application.Resources>
+        <ResourceDictionary>
+            <ResourceDictionary.MergedDictionaries>
+                <!-- Aquí puedes incluir estilos globales -->
+            </ResourceDictionary.MergedDictionaries>
+        </ResourceDictionary>
+    </Application.Resources>
+</Application>

App.xaml.cs

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+using System;
+using System.IO;
+using System.Windows;
+using System.Windows.Media.Imaging;
+
+namespace S7Explorer
+{
+    public partial class App : Application
+    {
+        protected override void OnStartup(StartupEventArgs e)
+        {
+            base.OnStartup(e);
+
+            // Asegurarnos de que existe la carpeta Resources para los íconos
+            EnsureResourcesExist();
+
+            // Configurar manejo de excepciones no controladas
+            AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
+            Current.DispatcherUnhandledException += Current_DispatcherUnhandledException;
+        }
+
+        private void EnsureResourcesExist()
+        {
+            try
+            {
+                // Directorio de recursos
+                string resourcesDir = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Resources");
+                if (!Directory.Exists(resourcesDir))
+                {
+                    Directory.CreateDirectory(resourcesDir);
+                }
+
+                // Crear íconos básicos si no existen
+                CreateDefaultIconIfNotExists(resourcesDir, "project.png");
+                CreateDefaultIconIfNotExists(resourcesDir, "device.png");
+                CreateDefaultIconIfNotExists(resourcesDir, "folder.png");
+                CreateDefaultIconIfNotExists(resourcesDir, "db.png");
+                CreateDefaultIconIfNotExists(resourcesDir, "fb.png");
+                CreateDefaultIconIfNotExists(resourcesDir, "fc.png");
+                CreateDefaultIconIfNotExists(resourcesDir, "ob.png");
+                CreateDefaultIconIfNotExists(resourcesDir, "symbol.png");
+                CreateDefaultIconIfNotExists(resourcesDir, "default.png");
+            }
+            catch (Exception)
+            {
+                // Ignorar errores en la creación de recursos - no son críticos
+            }
+        }
+
+        private void CreateDefaultIconIfNotExists(string directory, string filename)
+        {
+            string filePath = Path.Combine(directory, filename);
+            if (!File.Exists(filePath))
+            {
+                // Crear un ícono simple - en una aplicación real, incluirías recursos reales
+                BitmapSource bmp = BitmapSource.Create(16, 16, 96, 96, System.Windows.Media.PixelFormats.Bgr32, null, new byte[16 * 16 * 4], 16 * 4);
+
+                using (var fileStream = new FileStream(filePath, FileMode.Create))
+                {
+                    BitmapEncoder encoder = new PngBitmapEncoder();
+                    encoder.Frames.Add(BitmapFrame.Create(bmp));
+                    encoder.Save(fileStream);
+                }
+            }
+        }
+
+        private void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
+        {
+            HandleException(e.ExceptionObject as Exception);
+        }
+
+        private void Current_DispatcherUnhandledException(object sender, System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e)
+        {
+            HandleException(e.Exception);
+            e.Handled = true;
+        }
+
+        private void HandleException(Exception ex)
+        {
+            if (ex == null) return;
+
+            MessageBox.Show($"Ha ocurrido un error inesperado: {ex.Message}\n\nDetalles: {ex.StackTrace}",
+                           "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+
+            // Aquí podrías añadir registro de errores
+        }
+    }
+}

AssemblyInfo.cs

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+using System.Windows;
+
+[assembly:ThemeInfo(
+    ResourceDictionaryLocation.None,            //where theme specific resource dictionaries are located
+                                                //(used if a resource is not found in the page,
+                                                // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly   //where the generic resource dictionary is located
+                                                //(used if a resource is not found in the page,
+                                                // app, or any theme specific resource dictionaries)
+)]

Models/S7Block.cs

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+using System;
+using System.ComponentModel;
+
+namespace S7Explorer.Models
+{
+    public class S7Block : S7Object
+    {
+        private string _authorName;
+        private string _family;
+        private string _version;
+        private DateTime? _modified;
+        private int _size;
+
+        [DisplayName("Autor")]
+        public string AuthorName
+        {
+            get => _authorName;
+            set
+            {
+                if (_authorName != value)
+                {
+                    _authorName = value;
+                    OnPropertyChanged(nameof(AuthorName));
+                }
+            }
+        }
+
+        [DisplayName("Familia")]
+        public string Family
+        {
+            get => _family;
+            set
+            {
+                if (_family != value)
+                {
+                    _family = value;
+                    OnPropertyChanged(nameof(Family));
+                }
+            }
+        }
+
+        [DisplayName("Versión")]
+        public string Version
+        {
+            get => _version;
+            set
+            {
+                if (_version != value)
+                {
+                    _version = value;
+                    OnPropertyChanged(nameof(Version));
+                }
+            }
+        }
+
+        [DisplayName("Modificado")]
+        public DateTime? Modified
+        {
+            get => _modified;
+            set
+            {
+                if (_modified != value)
+                {
+                    _modified = value;
+                    OnPropertyChanged(nameof(Modified));
+                }
+            }
+        }
+
+        [DisplayName("Tamaño (bytes)")]
+        public int Size
+        {
+            get => _size;
+            set
+            {
+                if (_size != value)
+                {
+                    _size = value;
+                    OnPropertyChanged(nameof(Size));
+                }
+            }
+        }
+
+        public S7Block()
+        {
+            // Establece valores predeterminados específicos para bloques
+        }
+    }
+
+    public class S7DataBlock : S7Block
+    {
+        private bool _instanceDb;
+
+        [DisplayName("Es DB de Instancia")]
+        public bool IsInstanceDb
+        {
+            get => _instanceDb;
+            set
+            {
+                if (_instanceDb != value)
+                {
+                    _instanceDb = value;
+                    OnPropertyChanged(nameof(IsInstanceDb));
+                }
+            }
+        }
+
+        public S7DataBlock()
+        {
+            ObjectType = S7ObjectType.DataBlock;
+        }
+    }
+
+    public class S7FunctionBlock : S7Block
+    {
+        private string _language;
+
+        [DisplayName("Lenguaje")]
+        public string Language
+        {
+            get => _language;
+            set
+            {
+                if (_language != value)
+                {
+                    _language = value;
+                    OnPropertyChanged(nameof(Language));
+                }
+            }
+        }
+
+        public S7FunctionBlock()
+        {
+            ObjectType = S7ObjectType.FunctionBlock;
+        }
+    }
+
+    public class S7Function : S7Block
+    {
+        private string _returnType;
+
+        [DisplayName("Tipo de Retorno")]
+        public string ReturnType
+        {
+            get => _returnType;
+            set
+            {
+                if (_returnType != value)
+                {
+                    _returnType = value;
+                    OnPropertyChanged(nameof(ReturnType));
+                }
+            }
+        }
+
+        public S7Function()
+        {
+            ObjectType = S7ObjectType.Function;
+        }
+    }
+}

Models/S7Object.cs

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+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using Newtonsoft.Json;
+
+namespace S7Explorer.Models
+{
+    public enum S7ObjectType
+    {
+        Project,
+        Device,
+        Folder,
+        DataBlock,
+        FunctionBlock,
+        Function,
+        Organization,
+        Symbol
+    }
+
+    public class S7Object : INotifyPropertyChanged
+    {
+        private string _name;
+        private string _description;
+        private bool _isExpanded;
+
+        public string Id { get; set; }
+        public string Number { get; set; }
+
+        [DisplayName("Nombre")]
+        public string Name
+        {
+            get => _name;
+            set
+            {
+                if (_name != value)
+                {
+                    _name = value;
+                    OnPropertyChanged(nameof(Name));
+                }
+            }
+        }
+
+        [DisplayName("Descripción")]
+        public string Description
+        {
+            get => _description;
+            set
+            {
+                if (_description != value)
+                {
+                    _description = value;
+                    OnPropertyChanged(nameof(Description));
+                }
+            }
+        }
+
+        [Browsable(false)]
+        public S7ObjectType ObjectType { get; set; }
+
+        [Browsable(false)]
+        public string IconSource => GetIconPath();
+
+        [Browsable(false)]
+        [JsonIgnore]
+        public S7Object Parent { get; set; }
+
+        [Browsable(false)]
+        public ObservableCollection<S7Object> Children { get; set; } = new ObservableCollection<S7Object>();
+
+        [Browsable(false)]
+        public bool IsExpanded
+        {
+            get => _isExpanded;
+            set
+            {
+                if (_isExpanded != value)
+                {
+                    _isExpanded = value;
+                    OnPropertyChanged(nameof(IsExpanded));
+                }
+            }
+        }
+
+        // Para búsquedas de texto
+        [Browsable(false)]
+        public bool ContainsText(string searchText)
+        {
+            if (string.IsNullOrWhiteSpace(searchText))
+                return false;
+
+            searchText = searchText.ToLowerInvariant();
+
+            return Name?.ToLowerInvariant().Contains(searchText) == true ||
+                   Description?.ToLowerInvariant().Contains(searchText) == true ||
+                   Number?.ToLowerInvariant().Contains(searchText) == true;
+        }
+
+        private string GetIconPath()
+        {
+            return ObjectType switch
+            {
+                S7ObjectType.Project => "/Resources/project.png",
+                S7ObjectType.Device => "/Resources/device.png",
+                S7ObjectType.Folder => "/Resources/folder.png",
+                S7ObjectType.DataBlock => "/Resources/db.png",
+                S7ObjectType.FunctionBlock => "/Resources/fb.png",
+                S7ObjectType.Function => "/Resources/fc.png",
+                S7ObjectType.Organization => "/Resources/ob.png",
+                S7ObjectType.Symbol => "/Resources/symbol.png",
+                _ => "/Resources/default.png"
+            };
+        }
+
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        protected virtual void OnPropertyChanged(string propertyName)
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
+    }
+}

Models/S7Project.cs

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+using System;
+using System.ComponentModel;
+using System.IO;
+
+namespace S7Explorer.Models
+{
+    public class S7Project : S7Object
+    {
+        private string _filePath;
+        private string _version;
+        private DateTime _created;
+        private DateTime _lastModified;
+
+        [DisplayName("Ruta de Archivo")]
+        public string FilePath
+        {
+            get => _filePath;
+            set
+            {
+                if (_filePath != value)
+                {
+                    _filePath = value;
+                    OnPropertyChanged(nameof(FilePath));
+                }
+            }
+        }
+
+        [DisplayName("Versión STEP7")]
+        public string Version
+        {
+            get => _version;
+            set
+            {
+                if (_version != value)
+                {
+                    _version = value;
+                    OnPropertyChanged(nameof(Version));
+                }
+            }
+        }
+
+        [DisplayName("Creado")]
+        public DateTime Created
+        {
+            get => _created;
+            set
+            {
+                if (_created != value)
+                {
+                    _created = value;
+                    OnPropertyChanged(nameof(Created));
+                }
+            }
+        }
+
+        [DisplayName("Última Modificación")]
+        public DateTime LastModified
+        {
+            get => _lastModified;
+            set
+            {
+                if (_lastModified != value)
+                {
+                    _lastModified = value;
+                    OnPropertyChanged(nameof(LastModified));
+                }
+            }
+        }
+
+        // Directorio base del proyecto (donde están las carpetas ombstx, YDBs, etc.)
+        [Browsable(false)]
+        public string ProjectDirectory => Path.GetDirectoryName(FilePath);
+
+        public S7Project()
+        {
+            ObjectType = S7ObjectType.Project;
+            Created = DateTime.Now;
+            LastModified = DateTime.Now;
+        }
+
+        // Inicializa un proyecto a partir de un archivo .s7p
+        public S7Project(string filePath) : this()
+        {
+            FilePath = filePath;
+            Name = Path.GetFileNameWithoutExtension(filePath);
+
+            // Trata de obtener fechas del archivo
+            if (File.Exists(filePath))
+            {
+                var fileInfo = new FileInfo(filePath);
+                Created = fileInfo.CreationTime;
+                LastModified = fileInfo.LastWriteTime;
+            }
+        }
+    }
+}

Models/S7Symbol.cs

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+using System.ComponentModel;
+
+namespace S7Explorer.Models
+{
+    public class S7Symbol : S7Object
+    {
+        private string _address;
+        private string _dataType;
+        private string _comment;
+
+        [DisplayName("Dirección")]
+        public string Address
+        {
+            get => _address;
+            set
+            {
+                if (_address != value)
+                {
+                    _address = value;
+                    OnPropertyChanged(nameof(Address));
+                }
+            }
+        }
+
+        [DisplayName("Tipo de Datos")]
+        public string DataType
+        {
+            get => _dataType;
+            set
+            {
+                if (_dataType != value)
+                {
+                    _dataType = value;
+                    OnPropertyChanged(nameof(DataType));
+                }
+            }
+        }
+
+        [DisplayName("Comentario")]
+        public string Comment
+        {
+            get => _comment;
+            set
+            {
+                if (_comment != value)
+                {
+                    _comment = value;
+                    OnPropertyChanged(nameof(Comment));
+                }
+            }
+        }
+
+        public S7Symbol()
+        {
+            ObjectType = S7ObjectType.Symbol;
+        }
+
+        // Sobrescribe el método de búsqueda de texto para incluir dirección y tipo de datos
+        public new bool ContainsText(string searchText)
+        {
+            if (base.ContainsText(searchText))
+                return true;
+
+            if (string.IsNullOrWhiteSpace(searchText))
+                return false;
+
+            searchText = searchText.ToLowerInvariant();
+
+            return Address?.ToLowerInvariant().Contains(searchText) == true ||
+                   DataType?.ToLowerInvariant().Contains(searchText) == true ||
+                   Comment?.ToLowerInvariant().Contains(searchText) == true;
+        }
+    }
+}

Parsers/DbfParser.cs

@@ -0,0 +1,79 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using NDbfReader;
+
+namespace S7Explorer.Parsers
+{
+    public class DbfParser
+    {
+        // Lee campos específicos de un archivo DBF
+        public static List<Dictionary<string, string>> ReadDbfFile(string filePath, IEnumerable<string> fieldNames)
+        {
+            var result = new List<Dictionary<string, string>>();
+
+            if (!File.Exists(filePath))
+                throw new FileNotFoundException($"No se encontró el archivo DBF: {filePath}");
+
+            try
+            {
+                // Abrir tabla DBF con codificación específica
+                using var stream = File.OpenRead(filePath);
+                using var table = Table.Open(stream);
+
+                // Crear lector usando la API correcta
+                var reader = table.OpenReader();
+
+                while (reader.Read())
+                {
+                    var record = new Dictionary<string, string>();
+
+                    foreach (var fieldName in fieldNames)
+                    {
+                        // Obtener valor y convertir a string si no es null
+                        var value = reader.GetValue(fieldName);
+                        record[fieldName] = value?.ToString() ?? string.Empty;
+
+                        // Manejamos específicamente bytes para campos como "MC5CODE"
+                        // que pueden contener datos binarios codificados como CP1252
+                        if (value is byte[] byteValue)
+                        {
+                            record[fieldName] = Encoding.GetEncoding(1252).GetString(byteValue);
+                        }
+                    }
+
+                    result.Add(record);
+                }
+            }
+            catch (Exception ex)
+            {
+                throw new Exception($"Error al leer el archivo DBF {filePath}: {ex.Message}", ex);
+            }
+
+            return result;
+        }
+
+        // Convierte un string que representa un número a un entero opcional
+        public static int? StringToInt(string value)
+        {
+            if (string.IsNullOrWhiteSpace(value))
+                return null;
+
+            if (int.TryParse(value, out int result))
+                return result;
+
+            return null;
+        }
+
+        // Convierte códigos Windows-1252 a UTF-8 para manejar caracteres especiales en STEP7
+        public static string ConvertCP1252ToUtf8(string input)
+        {
+            if (string.IsNullOrEmpty(input))
+                return string.Empty;
+
+            byte[] bytes = Encoding.GetEncoding(1252).GetBytes(input);
+            return Encoding.UTF8.GetString(bytes);
+        }
+    }
+}

Parsers/S7ProjectParser.cs

@@ -0,0 +1,370 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using S7Explorer.Models;
+
+namespace S7Explorer.Parsers
+{
+    public class S7ProjectParser
+    {
+        private readonly string _projectFilePath;
+        private readonly string _projectDirectory;
+
+        public S7ProjectParser(string projectFilePath)
+        {
+            _projectFilePath = projectFilePath;
+            _projectDirectory = Path.GetDirectoryName(projectFilePath);
+
+            if (string.IsNullOrEmpty(_projectDirectory))
+                throw new ArgumentException("No se pudo determinar el directorio del proyecto");
+        }
+
+        public async Task<S7Project> ParseProjectAsync()
+        {
+            return await Task.Run(() =>
+            {
+                // Crear objeto de proyecto
+                var project = new S7Project(_projectFilePath);
+
+                try
+                {
+                    // Estructura básica del proyecto
+                    var devicesFolder = new S7Object
+                    {
+                        Name = "Dispositivos",
+                        ObjectType = S7ObjectType.Folder,
+                        Parent = project
+                    };
+                    project.Children.Add(devicesFolder);
+
+                    // Parsear dispositivos
+                    ParseDevices(devicesFolder);
+
+                    // Para uso en el futuro: más carpetas de alto nivel
+                    var sharedFolder = new S7Object
+                    {
+                        Name = "Datos Globales",
+                        ObjectType = S7ObjectType.Folder,
+                        Parent = project
+                    };
+                    project.Children.Add(sharedFolder);
+
+                    return project;
+                }
+                catch (Exception ex)
+                {
+                    // En caso de error, al menos retornamos un proyecto básico con el error
+                    var errorObject = new S7Object
+                    {
+                        Name = "Error al parsear proyecto",
+                        Description = ex.Message,
+                        ObjectType = S7ObjectType.Folder,
+                        Parent = project
+                    };
+                    project.Children.Add(errorObject);
+
+                    return project;
+                }
+            });
+        }
+
+        private void ParseDevices(S7Object devicesFolder)
+        {
+            try
+            {
+                // Obtener lista de dispositivos a partir del archivo de información
+                var deviceIdInfos = ParseDeviceIdInfos();
+
+                foreach (var deviceInfo in deviceIdInfos)
+                {
+                    var device = new S7Object
+                    {
+                        Name = deviceInfo.Name,
+                        ObjectType = S7ObjectType.Device,
+                        Parent = devicesFolder
+                    };
+                    devicesFolder.Children.Add(device);
+
+                    // Crear carpetas para cada tipo de bloque
+                    var dbFolder = CreateBlockFolder(device, "Bloques de datos (DB)");
+                    var fbFolder = CreateBlockFolder(device, "Bloques de función (FB)");
+                    var fcFolder = CreateBlockFolder(device, "Funciones (FC)");
+                    var obFolder = CreateBlockFolder(device, "Bloques de organización (OB)");
+                    var symbolsFolder = CreateBlockFolder(device, "Tabla de símbolos");
+
+                    // Parsear bloques y símbolos si se dispone de IDs
+                    if (deviceInfo.SymbolListId.HasValue)
+                    {
+                        ParseSymbols(symbolsFolder, deviceInfo.SymbolListId.Value);
+                    }
+
+                    if (deviceInfo.SubblockListId.HasValue)
+                    {
+                        ParseBlocks(dbFolder, fbFolder, fcFolder, obFolder, deviceInfo.SubblockListId.Value);
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                // Si falla el parseo, añadimos un nodo de error pero seguimos con el resto
+                var errorNode = new S7Object
+                {
+                    Name = "Error al parsear dispositivos",
+                    Description = ex.Message,
+                    ObjectType = S7ObjectType.Folder,
+                    Parent = devicesFolder
+                };
+                devicesFolder.Children.Add(errorNode);
+            }
+        }
+
+        private S7Object CreateBlockFolder(S7Object parent, string name)
+        {
+            var folder = new S7Object
+            {
+                Name = name,
+                ObjectType = S7ObjectType.Folder,
+                Parent = parent
+            };
+            parent.Children.Add(folder);
+            return folder;
+        }
+
+        private List<DeviceIdInfo> ParseDeviceIdInfos()
+        {
+            var result = new List<DeviceIdInfo>();
+
+            // Esto es una simplificación - en una implementación real
+            // necesitarías parsear los archivos reales como en el proyecto C++
+            var s7resoffPath = Path.Combine(_projectDirectory, "hrs", "S7RESOFF.DBF");
+
+            if (File.Exists(s7resoffPath))
+            {
+                try
+                {
+                    // Leer la tabla de dispositivos
+                    var records = DbfParser.ReadDbfFile(s7resoffPath, new[] { "ID", "NAME", "RSRVD4_L" });
+
+                    foreach (var record in records)
+                    {
+                        var device = new DeviceIdInfo
+                        {
+                            Name = DbfParser.ConvertCP1252ToUtf8(record["NAME"]),
+                        };
+
+                        // Procesamiento simplificado para IDs de Subblock y Symbol List
+                        device.SubblockListId = DbfParser.StringToInt(record["RSRVD4_L"]);
+
+                        // NOTA: En una implementación completa, tendrías que leer linkhrs.lnk
+                        // para obtener SubblockListId y SymbolListId reales
+
+                        result.Add(device);
+                    }
+                }
+                catch (Exception)
+                {
+                    // Error de parseo - ignorar y continuar
+                }
+            }
+
+            // Si no se encuentran dispositivos, crear uno de ejemplo
+            if (result.Count == 0)
+            {
+                result.Add(new DeviceIdInfo
+                {
+                    Name = "Dispositivo de ejemplo"
+                });
+            }
+
+            return result;
+        }
+
+        private void ParseSymbols(S7Object symbolsFolder, int symbolListId)
+        {
+            // Esta es una implementación de muestra
+            // En una versión completa, leerías los archivos YDBs reales
+
+            // Crear algunos símbolos de ejemplo
+            var symbols = new List<S7Symbol>
+            {
+                new S7Symbol {
+                    Name = "Motor_Start",
+                    Address = "I0.0",
+                    DataType = "BOOL",
+                    Comment = "Pulsador de inicio del motor"
+                },
+                new S7Symbol {
+                    Name = "Motor_Stop",
+                    Address = "I0.1",
+                    DataType = "BOOL",
+                    Comment = "Pulsador de parada del motor"
+                },
+                new S7Symbol {
+                    Name = "Motor_Running",
+                    Address = "Q0.0",
+                    DataType = "BOOL",
+                    Comment = "Motor en marcha"
+                },
+                new S7Symbol {
+                    Name = "Temperature",
+                    Address = "IW64",
+                    DataType = "INT",
+                    Comment = "Temperatura del proceso"
+                },
+            };
+
+            foreach (var symbol in symbols)
+            {
+                symbol.Parent = symbolsFolder;
+                symbolsFolder.Children.Add(symbol);
+            }
+        }
+
+        private void ParseBlocks(S7Object dbFolder, S7Object fbFolder, S7Object fcFolder, S7Object obFolder, int subblockListId)
+        {
+            // Esta es una implementación de muestra
+            // En una versión completa, leerías los archivos SUBBLK.DBF reales
+
+            // Crear algunos bloques de ejemplo
+            AddSampleDataBlocks(dbFolder);
+            AddSampleFunctionBlocks(fbFolder);
+            AddSampleFunctions(fcFolder);
+            AddSampleOrgBlocks(obFolder);
+        }
+
+        private void AddSampleDataBlocks(S7Object dbFolder)
+        {
+            var dbs = new List<S7DataBlock>
+            {
+                new S7DataBlock {
+                    Name = "Datos_proceso",
+                    Number = "DB1",
+                    Size = 124,
+                    IsInstanceDb = false,
+                    Description = "Datos de proceso",
+                    Modified = DateTime.Now.AddDays(-5)
+                },
+                new S7DataBlock {
+                    Name = "Parámetros",
+                    Number = "DB2",
+                    Size = 234,
+                    IsInstanceDb = false,
+                    Description = "Parámetros de configuración",
+                    Modified = DateTime.Now.AddDays(-10)
+                },
+                new S7DataBlock {
+                    Name = "Motor_Inst",
+                    Number = "DB10",
+                    Size = 86,
+                    IsInstanceDb = true,
+                    Description = "Instancia de FB1",
+                    Modified = DateTime.Now.AddDays(-2)
+                }
+            };
+
+            foreach (var db in dbs)
+            {
+                db.Parent = dbFolder;
+                dbFolder.Children.Add(db);
+            }
+        }
+
+        private void AddSampleFunctionBlocks(S7Object fbFolder)
+        {
+            var fbs = new List<S7FunctionBlock>
+            {
+                new S7FunctionBlock {
+                    Name = "Motor_Control",
+                    Number = "FB1",
+                    Size = 328,
+                    Language = "SCL",
+                    Description = "Control de motor",
+                    Modified = DateTime.Now.AddDays(-15)
+                },
+                new S7FunctionBlock {
+                    Name = "PID_Control",
+                    Number = "FB2",
+                    Size = 512,
+                    Language = "SCL",
+                    Description = "Controlador PID",
+                    Modified = DateTime.Now.AddDays(-20)
+                }
+            };
+
+            foreach (var fb in fbs)
+            {
+                fb.Parent = fbFolder;
+                fbFolder.Children.Add(fb);
+            }
+        }
+
+        private void AddSampleFunctions(S7Object fcFolder)
+        {
+            var fcs = new List<S7Function>
+            {
+                new S7Function {
+                    Name = "Calc_Setpoint",
+                    Number = "FC1",
+                    Size = 124,
+                    ReturnType = "REAL",
+                    Description = "Cálculo de punto de consigna",
+                    Modified = DateTime.Now.AddDays(-8)
+                },
+                new S7Function {
+                    Name = "Scale_Analog",
+                    Number = "FC2",
+                    Size = 68,
+                    ReturnType = "REAL",
+                    Description = "Escalado de valor analógico",
+                    Modified = DateTime.Now.AddDays(-12)
+                }
+            };
+
+            foreach (var fc in fcs)
+            {
+                fc.Parent = fcFolder;
+                fcFolder.Children.Add(fc);
+            }
+        }
+
+        private void AddSampleOrgBlocks(S7Object obFolder)
+        {
+            var obs = new List<S7Block>
+            {
+                new S7Block {
+                    Name = "Main",
+                    Number = "OB1",
+                    Size = 256,
+                    ObjectType = S7ObjectType.Organization,
+                    Description = "Ciclo principal",
+                    Modified = DateTime.Now.AddDays(-1)
+                },
+                new S7Block {
+                    Name = "Clock_100ms",
+                    Number = "OB35",
+                    Size = 124,
+                    ObjectType = S7ObjectType.Organization,
+                    Description = "Interrupción cíclica 100ms",
+                    Modified = DateTime.Now.AddDays(-7)
+                }
+            };
+
+            foreach (var ob in obs)
+            {
+                ob.Parent = obFolder;
+                obFolder.Children.Add(ob);
+            }
+        }
+
+        // Clase interna para la información de los dispositivos
+        private class DeviceIdInfo
+        {
+            public string Name { get; set; }
+            public int? SubblockListId { get; set; }
+            public int? SymbolListId { get; set; }
+        }
+    }
+}

S7Explorer.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net8.0-windows</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <UseWPF>true</UseWPF>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="CommunityToolkit.Mvvm" Version="8.4.0" />
+    <PackageReference Include="Extended.Wpf.Toolkit" Version="4.7.25104.5739" />
+    <PackageReference Include="NDbfReader" Version="2.4.0" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="Ookii.Dialogs.Wpf" Version="5.0.1" />
+  </ItemGroup>
+
+</Project>

S7Explorer.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.13.35806.99 d17.13
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "S7Explorer", "S7Explorer.csproj", "{365DA498-EF12-4D2F-A8EA-200E47DFC0EA}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{365DA498-EF12-4D2F-A8EA-200E47DFC0EA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{365DA498-EF12-4D2F-A8EA-200E47DFC0EA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{365DA498-EF12-4D2F-A8EA-200E47DFC0EA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{365DA498-EF12-4D2F-A8EA-200E47DFC0EA}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {FD8C3796-EDDD-4A9E-A149-CD9F4DEB68EE}
+	EndGlobalSection
+EndGlobal

ViewModels/MainViewModel.cs

@@ -0,0 +1,199 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using System.IO;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Input;
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using Ookii.Dialogs.Wpf;
+using S7Explorer.Models;
+using S7Explorer.Parsers;
+
+namespace S7Explorer.ViewModels
+{
+    public class MainViewModel : ObservableObject
+    {
+        private string _searchText;
+        private object _selectedObject;
+        private object _selectedTreeItem;
+        private S7Project _currentProject;
+        private ObservableCollection<S7Object> _projectStructure;
+        private string _projectInfo;
+        private bool _isLoading;
+
+        public string SearchText
+        {
+            get => _searchText;
+            set => SetProperty(ref _searchText, value);
+        }
+
+        public object SelectedObject
+        {
+            get => _selectedObject;
+            set => SetProperty(ref _selectedObject, value);
+        }
+
+        public object SelectedTreeItem
+        {
+            get => _selectedTreeItem;
+            set
+            {
+                if (SetProperty(ref _selectedTreeItem, value))
+                {
+                    // Actualizar el objeto seleccionado para PropertyGrid
+                    SelectedObject = _selectedTreeItem;
+                }
+            }
+        }
+
+        public ObservableCollection<S7Object> ProjectStructure
+        {
+            get => _projectStructure;
+            set => SetProperty(ref _projectStructure, value);
+        }
+
+        public string ProjectInfo
+        {
+            get => _projectInfo;
+            set => SetProperty(ref _projectInfo, value);
+        }
+
+        public bool IsLoading
+        {
+            get => _isLoading;
+            set => SetProperty(ref _isLoading, value);
+        }
+
+        public IRelayCommand OpenProjectCommand { get; }
+        public IRelayCommand SearchCommand { get; }
+
+        public MainViewModel()
+        {
+            ProjectStructure = new ObservableCollection<S7Object>();
+            OpenProjectCommand = new RelayCommand(OpenProject);
+            SearchCommand = new RelayCommand(SearchInProject);
+            ProjectInfo = "No hay proyecto abierto";
+        }
+
+        private void OpenProject()
+        {
+            var dialog = new VistaOpenFileDialog
+            {
+                Title = "Seleccionar archivo de proyecto STEP7",
+                Filter = "Proyectos STEP7 (*.s7p)|*.s7p|Todos los archivos (*.*)|*.*",
+                CheckFileExists = true
+            };
+
+            if (dialog.ShowDialog() == true)
+            {
+                LoadProjectAsync(dialog.FileName);
+            }
+        }
+
+        private async void LoadProjectAsync(string filePath)
+        {
+            try
+            {
+                IsLoading = true;
+                ProjectInfo = "Cargando proyecto...";
+
+                // Reiniciar estado
+                ProjectStructure.Clear();
+                _currentProject = null;
+
+                // Parsear proyecto
+                var parser = new S7ProjectParser(filePath);
+                _currentProject = await parser.ParseProjectAsync();
+
+                // Actualizar UI
+                ProjectStructure.Add(_currentProject);
+                _currentProject.IsExpanded = true;
+
+                // Actualizar info
+                ProjectInfo = $"Proyecto: {Path.GetFileNameWithoutExtension(filePath)}";
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show($"Error al cargar el proyecto: {ex.Message}", "Error",
+                                MessageBoxButton.OK, MessageBoxImage.Error);
+                ProjectInfo = "Error al cargar el proyecto";
+            }
+            finally
+            {
+                IsLoading = false;
+            }
+        }
+
+        private void SearchInProject()
+        {
+            if (_currentProject == null || string.IsNullOrWhiteSpace(SearchText))
+                return;
+
+            try
+            {
+                // Recopilar todos los objetos en el proyecto
+                var allObjects = GetAllObjects(_currentProject);
+
+                // Buscar objetos que coincidan con el texto
+                var matchingObjects = allObjects.Where(o => o.ContainsText(SearchText)).ToList();
+
+                if (matchingObjects.Count == 0)
+                {
+                    MessageBox.Show($"No se encontraron coincidencias para: {SearchText}",
+                                    "Búsqueda", MessageBoxButton.OK, MessageBoxImage.Information);
+                    return;
+                }
+
+                // Seleccionar el primer objeto coincidente y expandir su ruta
+                var firstMatch = matchingObjects.First();
+                SelectAndExpandToObject(firstMatch);
+
+                // Informar al usuario
+                if (matchingObjects.Count > 1)
+                {
+                    MessageBox.Show($"Se encontraron {matchingObjects.Count} coincidencias. " +
+                                    "Mostrando la primera coincidencia.",
+                                    "Búsqueda", MessageBoxButton.OK, MessageBoxImage.Information);
+                }
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show($"Error durante la búsqueda: {ex.Message}",
+                                "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
+        }
+
+        private IEnumerable<S7Object> GetAllObjects(S7Object root)
+        {
+            // Devolver el objeto raíz
+            yield return root;
+
+            // Recursivamente devolver todos los hijos
+            foreach (var child in root.Children)
+            {
+                foreach (var obj in GetAllObjects(child))
+                {
+                    yield return obj;
+                }
+            }
+        }
+
+        private void SelectAndExpandToObject(S7Object obj)
+        {
+            // Expandir todos los nodos padres hasta llegar al objeto
+            var parent = obj.Parent;
+            while (parent != null)
+            {
+                parent.IsExpanded = true;
+                parent = parent.Parent;
+            }
+
+            // Seleccionar el objeto
+            SelectedTreeItem = obj;
+        }
+    }
+}

ViewModels/S7ObjectViewModel.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace S7Explorer.ViewModels
+{
+    class S7ObjectViewModel
+    {
+    }
+}

Views/MainWindow.xaml

@@ -0,0 +1,67 @@
+<Window x:Class="S7Explorer.Views.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:xctk="http://schemas.xceed.com/wpf/xaml/toolkit" xmlns:local="clr-namespace:S7Explorer" mc:Ignorable="d"
+        Title="S7 Project Explorer" Height="600" Width="900">
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="*" />
+        </Grid.RowDefinitions>
+
+        <!-- Toolbar -->
+        <Grid Grid.Row="0" Margin="8">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="Auto" />
+            </Grid.ColumnDefinitions>
+
+            <Button Grid.Column="0" Content="Abrir Proyecto" Command="{Binding OpenProjectCommand}" Padding="8,4"
+                    Margin="0,0,8,0" />
+
+            <TextBox Grid.Column="1" Text="{Binding SearchText, UpdateSourceTrigger=PropertyChanged}" Padding="4"
+                    Margin="0,0,8,0" VerticalContentAlignment="Center" KeyDown="SearchBox_KeyDown" />
+
+            <Button Grid.Column="2" Content="Buscar" Command="{Binding SearchCommand}" Padding="8,4" Margin="0,0,8,0" />
+
+            <TextBlock Grid.Column="3" Text="{Binding ProjectInfo}" VerticalAlignment="Center" />
+        </Grid>
+
+        <!-- Main Content -->
+        <Grid Grid.Row="1">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="300" MinWidth="200" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="*" />
+            </Grid.ColumnDefinitions>
+
+            <!-- Project Structure TreeView -->
+            <TreeView Grid.Column="0" Margin="8,0,0,8" ItemsSource="{Binding ProjectStructure}"
+                    SelectedItemChanged="TreeView_SelectedItemChanged">
+                <TreeView.ItemTemplate>
+                    <HierarchicalDataTemplate ItemsSource="{Binding Children}">
+                        <StackPanel Orientation="Horizontal">
+                            <Image Source="{Binding IconSource}" Width="16" Height="16" Margin="0,0,4,0" />
+                            <TextBlock Text="{Binding Name}" />
+                        </StackPanel>
+                    </HierarchicalDataTemplate>
+                </TreeView.ItemTemplate>
+                <TreeView.ItemContainerStyle>
+                    <Style TargetType="TreeViewItem">
+                        <Setter Property="IsExpanded" Value="{Binding IsExpanded, Mode=TwoWay}" />
+                    </Style>
+                </TreeView.ItemContainerStyle>
+            </TreeView>
+
+            <!-- Splitter -->
+            <GridSplitter Grid.Column="1" Width="5" HorizontalAlignment="Center" VerticalAlignment="Stretch" />
+
+            <!-- Property Grid -->
+            <xctk:PropertyGrid Grid.Column="2" Margin="0,0,8,8" SelectedObject="{Binding SelectedObject}"
+                    AutoGenerateProperties="True" ShowSearchBox="True" ShowSortOptions="True" ShowTitle="True" />
+        </Grid>
+    </Grid>
+</Window>

Views/MainWindow.xaml.cs

@@ -0,0 +1,35 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using S7Explorer.ViewModels;
+
+namespace S7Explorer.Views
+{
+    public partial class MainWindow : Window
+    {
+        private MainViewModel ViewModel => (MainViewModel)DataContext;
+
+        public MainWindow()
+        {
+            InitializeComponent();
+            DataContext = new MainViewModel();
+        }
+
+        private void TreeView_SelectedItemChanged(object sender, RoutedPropertyChangedEventArgs<object> e)
+        {
+            if (ViewModel != null)
+            {
+                ViewModel.SelectedTreeItem = e.NewValue;
+            }
+        }
+
+        private void SearchBox_KeyDown(object sender, KeyEventArgs e)
+        {
+            if (e.Key == Key.Enter && ViewModel != null)
+            {
+                ViewModel.SearchCommand.Execute(null);
+                e.Handled = true;
+            }
+        }
+    }
+}