Mejorado de delete y dumplicate para objetos multiples

Controls/PanelEdicionControl.xaml.cs

@@ -18,6 +18,12 @@ namespace CtrEditor.Controls
             UserControlFactory.CargarPropiedadesosDatos(selectedObject, PropertyGridControl);
         }
 
+        // Add a new method to clear properties
+        public void ClearProperties()
+        {
+            UserControlFactory.LimpiarPropiedadesosDatos(PropertyGridControl);
+        }
+
         public bool IsKeyboardFocusWithin => PropertyGridControl.IsKeyboardFocusWithin;
 
         private void ImagePathButton_Click(object sender, RoutedEventArgs e)

MainViewModel.cs

@@ -273,10 +273,9 @@ namespace CtrEditor
 
         partial void OnSelectedItemOsListChanged(osBase value)
         {
-            if (value != null)
+            // Enable delete and duplicate commands when either an individual item is selected
-                habilitarEliminarUserControl = true;
+            // or when there are multiple objects selected
-            else
+            habilitarEliminarUserControl = _objectManager.SelectedObjects.Count > 0;
-                habilitarEliminarUserControl = false;
         }
 
    
@@ -519,8 +518,66 @@ namespace CtrEditor
 
         private void DuplicarUserControl()
         {
-            if (SelectedItemOsList is osBase objDuplicar)
+            if (_objectManager.SelectedObjects.Count > 0)
-                DuplicarObjeto(objDuplicar, 0.5f, 0.5f);
+            {
+                // Create a copy of the selected objects to avoid issues during iteration
+                var objectsToDuplicate = _objectManager.SelectedObjects.ToList();
+                
+                // Clear current selection before duplicating
+                _objectManager.ClearSelection();
+                
+                // Track all newly created objects
+                var newObjects = new List<osBase>();
+                
+                // Duplicate each object with a small offset
+                float offsetX = 0.5f;
+                float offsetY = 0.5f;
+                
+                foreach (var objToDuplicate in objectsToDuplicate)
+                {
+                    var newObj = DuplicarObjeto(objToDuplicate, offsetX, offsetY);
+                    if (newObj != null)
+                    {
+                        newObjects.Add(newObj);
+                    }
+                }
+                
+                // Force a complete layout update to ensure all controls are positioned
+                MainWindow.ImagenEnTrabajoCanvas.UpdateLayout();
+                
+                // Use a dispatcher to delay the selection until the UI has had time to fully render
+                Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.Render, new Action(() =>
+                {
+                    // Select all newly created objects
+                    foreach (var newObj in newObjects)
+                    {
+                        if (newObj.VisualRepresentation != null)
+                        {
+                            double left = Canvas.GetLeft(newObj.VisualRepresentation);
+                            double top = Canvas.GetTop(newObj.VisualRepresentation);
+                            
+                            // Only add to selection if the object has valid coordinates
+                            if (!double.IsNaN(left) && !double.IsNaN(top) && !double.IsInfinity(left) && !double.IsInfinity(top))
+                            {
+                                _objectManager.SelectObject(newObj);
+                            }
+                        }
+                    }
+                    
+                    // Force another layout update before updating selection visuals
+                    MainWindow.ImagenEnTrabajoCanvas.UpdateLayout();
+                    
+                    // Update SelectedItemOsList if there are newly created objects
+                    if (newObjects.Count > 0)
+                    {
+                        // Set to the last duplicated object so it's visible in the property panel
+                        SelectedItemOsList = newObjects.LastOrDefault();
+                    }
+                    
+                    // Now update selection visuals
+                    _objectManager.UpdateSelectionVisuals();
+                }));
+            }
         }
 
         public osBase DuplicarObjeto(osBase objDuplicar, float OffsetX, float OffsetY)
@@ -575,6 +632,7 @@ namespace CtrEditor
         private void EliminarUserControl()
         {
             _objectManager.EliminarObjetosSeleccionados();
+            SelectedItemOsList = null;
         }
 
 
@@ -886,9 +944,17 @@ namespace CtrEditor
 
         // Se cargan los datos de cada UserControl en el StackPanel
         public void CargarPropiedadesosDatos(osBase selectedObject, Controls.PanelEdicionControl PanelEdicion, ResourceDictionary Resources)
+        {
+            if (selectedObject == null)
+            {
+                // Clear the property panel when no object is selected
+                PanelEdicion.ClearProperties();
+            }
+            else
             {
                 PanelEdicion.CargarPropiedades(selectedObject);
             }
+        }
 
         private RelayCommand saveCommand;
         public ICommand SaveCommand => saveCommand ??= new RelayCommand(Save);
@@ -1010,6 +1076,12 @@ namespace CtrEditor
             HasUnsavedChanges = true;
             _objectManager.UpdateSelectionVisuals();
         }
+
+        // Add this method to MainViewModel class
+        public void NotifySelectionChanged()
+        {
+            OnPropertyChanged(nameof(SelectedItemOsList));
+        }
     }
 
     public class SimulationData

MainWindow.xaml.cs

@@ -319,7 +319,6 @@ namespace CtrEditor
 
         private void ListaOs_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
         {
-
             if (e.AddedItems.Count > 0 && e.AddedItems[0] is osBase selectedObject)
             {
                 // Siempre trabajar con selección única para las propiedades
@@ -327,8 +326,10 @@ namespace CtrEditor
                 
                 _objectManager.SelectObject(selectedObject);
             }
-            else
+            else if (e.RemovedItems.Count > 0 && e.AddedItems.Count == 0)
             {
+                // This handles the case when an item is deselected and no new item is selected
+                CargarPropiedadesosDatos(null);
                 _objectManager.RemoveResizeRectangles();
             }
         }
@@ -367,6 +368,7 @@ namespace CtrEditor
             {
                 if (e.Key == Key.Delete)
                 {
+                    // This will delete all selected objects
                     _objectManager.EliminarObjetosSeleccionados();
                     e.Handled = true;
                 }
@@ -443,7 +445,15 @@ namespace CtrEditor
         private void CargarPropiedadesosDatos(osBase selectedObject)
         {
             if (DataContext is MainViewModel viewModel)
+            {
                 viewModel.CargarPropiedadesosDatos(selectedObject, PanelEdicion, Resources);
+                
+                // If no object is selected, make sure to clear the properties panel
+                if (selectedObject == null)
+                {
+                    PanelEdicion.ClearProperties();
+                }
+            }
         }
 
         public (float X, float Y) ObtenerCentroCanvasMeters()

ObjectManipulationManager.cs

@@ -429,6 +429,9 @@ namespace CtrEditor
                     }
 
                     UpdateSelectionVisuals();
+                    
+                    // Update the view model's selection state
+                    vm.NotifySelectionChanged();
                 }
             }
         }
@@ -440,6 +443,12 @@ namespace CtrEditor
                 _selectedObjects.Remove(obj);
                 obj.IsSelected = false;
                 RemoveSelectionHighlight(obj.VisualRepresentation);
+                
+                // Update the view model's selection state
+                if (_mainWindow.DataContext is MainViewModel vm)
+                {
+                    vm.NotifySelectionChanged();
+                }
             }
         }
 
@@ -899,6 +908,9 @@ namespace CtrEditor
             RemoveResizeRectangles();
             RemoveAllSelectionHighlights();
             
+            // Ensure the property panel is cleared by explicitly setting SelectedItemOsList to null
+            viewModel.SelectedItemOsList = null;
+            
             // Actualizar el estado de cambios sin guardar
             if (viewModel != null)
             {