Profile editor - Redesigned adding/removing timeline segments

General module - Added some basic window information to the data model
Profiles - Don't render when opacity is 0
Profile editor - Render non-selected layers in their main segment
Profile editor - Condition editor fixes

src/Artemis.UI.Shared/DataModelVisualization/Shared/DataModelVisualizationViewModel.cs

@@ -15,9 +15,11 @@ namespace Artemis.UI.Shared.DataModelVisualization.Shared
 {
     public abstract class DataModelVisualizationViewModel : PropertyChangedBase
     {
+        private const int MaxDepth = 4;
         private BindableCollection<DataModelVisualizationViewModel> _children;
         private DataModel _dataModel;
         private bool _isMatchingFilteredTypes;
+        private bool _isVisualizationExpanded;
         private DataModelVisualizationViewModel _parent;
         private DataModelPropertyAttribute _propertyDescription;
         private PropertyInfo _propertyInfo;
@@ -37,6 +39,7 @@ namespace Artemis.UI.Shared.DataModelVisualization.Shared
         }
 
         public bool IsRootViewModel { get; }
+        public int Depth { get; set; }
 
         public DataModel DataModel
         {
@@ -74,6 +77,16 @@ namespace Artemis.UI.Shared.DataModelVisualization.Shared
             set => SetAndNotify(ref _isMatchingFilteredTypes, value);
         }
 
+        public bool IsVisualizationExpanded
+        {
+            get => _isVisualizationExpanded;
+            set
+            {
+                if (!SetAndNotify(ref _isVisualizationExpanded, value)) return;
+                RequestUpdate();
+            }
+        }
+
         public string PropertyPath
         {
             get
@@ -104,11 +117,26 @@ namespace Artemis.UI.Shared.DataModelVisualization.Shared
             }
         }
 
+        /// <summary>
+        /// Updates the datamodel and if in an parent, any children
+        /// </summary>
+        /// <param name="dataModelVisualizationService"></param>
         public abstract void Update(IDataModelVisualizationService dataModelVisualizationService);
 
         public virtual object GetCurrentValue()
         {
-            return Parent == null ? null : PropertyInfo.GetValue(Parent.GetCurrentValue());
+            try
+            {
+                if (PropertyInfo.GetGetMethod() == null)
+                    return null;
+
+                return Parent == null ? null : PropertyInfo.GetValue(Parent.GetCurrentValue());
+            }
+            catch (Exception)
+            {
+                // ignored, who knows what kind of shit can go wrong here...
+                return null;
+            }
         }
 
         public void ApplyTypeFilter(bool looseMatch, params Type[] filteredTypes)
@@ -157,6 +185,7 @@ namespace Artemis.UI.Shared.DataModelVisualization.Shared
             {
                 if (predicate.LeftDataModel == null || predicate.LeftPropertyPath == null)
                     return null;
+
                 return GetChildByPath(predicate.LeftDataModel.PluginInfo.Guid, predicate.LeftPropertyPath);
             }
 
@@ -167,6 +196,14 @@ namespace Artemis.UI.Shared.DataModelVisualization.Shared
 
         public DataModelVisualizationViewModel GetChildByPath(Guid dataModelGuid, string propertyPath)
         {
+            // Ensure children are populated by requesting an update
+            if (!IsVisualizationExpanded)
+            {
+                IsVisualizationExpanded = true;
+                RequestUpdate();
+                IsVisualizationExpanded = false;
+            }
+
             var path = propertyPath.Split(".");
             var currentPart = path.First();
 
@@ -187,8 +224,10 @@ namespace Artemis.UI.Shared.DataModelVisualization.Shared
             }
         }
 
-        protected DataModelVisualizationViewModel CreateChild(IDataModelVisualizationService dataModelVisualizationService, PropertyInfo propertyInfo)
+        protected DataModelVisualizationViewModel CreateChild(IDataModelVisualizationService dataModelVisualizationService, PropertyInfo propertyInfo, int depth)
         {
+            if (depth > MaxDepth)
+                return null;
             // Skip properties decorated with DataModelIgnore
             if (Attribute.IsDefined(propertyInfo, typeof(DataModelIgnoreAttribute)))
                 return null;
@@ -196,19 +235,36 @@ namespace Artemis.UI.Shared.DataModelVisualization.Shared
             // If a display VM was found, prefer to use that in any case
             var typeViewModel = dataModelVisualizationService.GetDataModelDisplayViewModel(propertyInfo.PropertyType);
             if (typeViewModel != null)
-                return new DataModelPropertyViewModel(DataModel, this, propertyInfo) {DisplayViewModel = typeViewModel};
+                return new DataModelPropertyViewModel(DataModel, this, propertyInfo) {DisplayViewModel = typeViewModel, Depth = depth};
             // For primitives, create a property view model, it may be null that is fine
             if (propertyInfo.PropertyType.IsPrimitive || propertyInfo.PropertyType == typeof(string))
-                return new DataModelPropertyViewModel(DataModel, this, propertyInfo);
+                return new DataModelPropertyViewModel(DataModel, this, propertyInfo) {Depth = depth};
             if (typeof(IList).IsAssignableFrom(propertyInfo.PropertyType))
-                return new DataModelListViewModel(DataModel, this, propertyInfo);
+                return new DataModelListViewModel(DataModel, this, propertyInfo) {Depth = depth};
             // For other value types create a child view model
             if (propertyInfo.PropertyType.IsClass || propertyInfo.PropertyType.IsStruct())
-                return new DataModelPropertiesViewModel(DataModel, this, propertyInfo);
+                return new DataModelPropertiesViewModel(DataModel, this, propertyInfo) {Depth = depth};
 
             return null;
         }
 
+        #region Events
+
+        public event EventHandler UpdateRequested;
+
+        protected virtual void OnUpdateRequested()
+        {
+            UpdateRequested?.Invoke(this, EventArgs.Empty);
+        }
+
+        #endregion
+
+        private void RequestUpdate()
+        {
+            Parent?.RequestUpdate();
+            OnUpdateRequested();
+        }
+
         private void GetDescription()
         {
             // If this is the first child of a root view model, use the data model description
@@ -218,7 +274,7 @@ namespace Artemis.UI.Shared.DataModelVisualization.Shared
             else if (PropertyInfo != null)
             {
                 PropertyDescription = (DataModelPropertyAttribute) Attribute.GetCustomAttribute(PropertyInfo, typeof(DataModelPropertyAttribute)) ??
-                                      new DataModelPropertyAttribute {Name = PropertyInfo.Name.Humanize()};
+                                      new DataModelPropertyAttribute {Name = PropertyInfo.Name.Humanize(), ResetsDepth = false};
             }
             else
                 throw new ArtemisSharedUIException("Failed to get property description because plugin info is null but the parent has a datamodel");