Merge remote-tracking branch 'upstream/stabilization/2110' into nvsickle/StabToDevNov21

Signed-off-by: Nicholas Van Sickle <nvsickle@amazon.com>

Code/Framework/AzToolsFramework/AzToolsFramework/Asset/AssetUtils.cpp

@@ -14,7 +14,7 @@
 #include <AzCore/Module/DynamicModuleHandle.h>
 #include <AzCore/Settings/SettingsRegistryMergeUtils.h>
 #include <AzCore/StringFunc/StringFunc.h>
-#include <AzFramework/API/ApplicationAPI.h>
+#include <AzCore/Utils/Utils.h>
 #include <AzFramework/IO/LocalFileIO.h>
 #include <AzToolsFramework/API/EditorAssetSystemAPI.h>
 #include <AzToolsFramework/Asset/AssetUtils.h>
@@ -205,7 +205,7 @@ namespace AzToolsFramework::AssetUtils
         return platformConfigFilePathsAdded;
     }
 
-    AZStd::vector<AZ::IO::Path> GetConfigFiles(AZStd::string_view engineRoot, AZStd::string_view assetRoot, AZStd::string_view projectPath,
+    AZStd::vector<AZ::IO::Path> GetConfigFiles(AZStd::string_view engineRoot, AZStd::string_view projectPath,
         bool addPlatformConfigs, bool addGemsConfigs, AZ::SettingsRegistryInterface* settingsRegistry)
     {
         constexpr const char* AssetProcessorGamePlatformConfigFileName = "AssetProcessorGamePlatformConfig.ini";
@@ -232,14 +232,13 @@ namespace AzToolsFramework::AssetUtils
             Internal::AddGemConfigFiles(gemInfoList, configFiles);
         }
 
-        AZ::IO::Path assetRootDir(assetRoot);
-        assetRootDir /= projectPath;
+        AZ::IO::Path projectRoot(projectPath);
 
-        AZ::IO::Path projectConfigFile = assetRootDir / AssetProcessorGamePlatformConfigFileName;
+        AZ::IO::Path projectConfigFile = projectRoot / AssetProcessorGamePlatformConfigFileName;
         configFiles.push_back(projectConfigFile);
 
         // Add a file entry for the Project AssetProcessor setreg file
-        projectConfigFile = assetRootDir / AssetProcessorGamePlatformConfigSetreg;
+        projectConfigFile = projectRoot / AssetProcessorGamePlatformConfigSetreg;
         configFiles.push_back(projectConfigFile);
 
         return configFiles;
@@ -251,10 +250,10 @@ namespace AzToolsFramework::AssetUtils
         AZStd::vector<AZStd::string> tokens;
         AZ::StringFunc::Tokenize(relPathFromRoot.c_str(), tokens, AZ_CORRECT_FILESYSTEM_SEPARATOR_STRING);
 
-        AZStd::string validatedPath;
+        AZ::IO::FixedMaxPath validatedPath;
         if (rootPath.empty())
         {
-            AzFramework::ApplicationRequests::Bus::BroadcastResult(validatedPath, &AzFramework::ApplicationRequests::GetEngineRoot);
+            validatedPath = AZ::Utils::GetEnginePath();
         }
         else
         {
@@ -299,10 +298,7 @@ namespace AzToolsFramework::AssetUtils
                 break;
             }
 
-            AZStd::string absoluteFilePath;
-            AZ::StringFunc::Path::ConstructFull(validatedPath.c_str(), element.c_str(), absoluteFilePath);
-
-            validatedPath = absoluteFilePath; // go one step deeper.
+            validatedPath /= element; // go one step deeper.
         }
 
         if (success)

Code/Framework/AzToolsFramework/AzToolsFramework/Asset/AssetUtils.h

@@ -40,7 +40,7 @@ namespace AzToolsFramework::AssetUtils
     //! Also note that if the project has any "game project gems", then those will also be inserted last, 
     //! and thus have a higher priority than the root or non - project gems.
     //! Also note that the game project could be in a different location to the engine therefore we need the assetRoot param.
-    AZStd::vector<AZ::IO::Path> GetConfigFiles(AZStd::string_view engineRoot, AZStd::string_view assetRoot, AZStd::string_view projectPath,
+    AZStd::vector<AZ::IO::Path> GetConfigFiles(AZStd::string_view engineRoot, AZStd::string_view projectPath,
         bool addPlatformConfigs = true, bool addGemsConfigs = true, AZ::SettingsRegistryInterface* settingsRegistry = nullptr);
 
     //! A utility function which checks the given path starting at the root and updates the relative path to be the actual case correct path.

Code/Framework/AzToolsFramework/AzToolsFramework/AssetBrowser/AssetBrowserFilterModel.cpp

@@ -20,7 +20,7 @@ AZ_PUSH_DISABLE_WARNING(4251, "-Wunknown-warning-option")
 AZ_POP_DISABLE_WARNING
 
 AZ_CVAR(
-    bool, ed_useNewAssetBrowserTableView, false, nullptr, AZ::ConsoleFunctorFlags::Null,
+    bool, ed_useNewAssetBrowserTableView, true, nullptr, AZ::ConsoleFunctorFlags::Null,
     "Use the new AssetBrowser TableView for searching assets.");
 namespace AzToolsFramework
 {

Code/Framework/AzToolsFramework/AzToolsFramework/AssetBrowser/Thumbnails/SourceThumbnail.cpp

@@ -9,11 +9,11 @@
 #include <AzCore/EBus/Results.h>
 #include <AzCore/std/string/string.h>
 #include <AzCore/std/containers/vector.h>
+#include <AzCore/Utils/Utils.h>
 #include <AzFramework/StringFunc/StringFunc.h>
 #include <AzToolsFramework/AssetBrowser/AssetBrowserBus.h>
 #include <AzToolsFramework/API/EditorAssetSystemAPI.h>
 #include <AzToolsFramework/AssetBrowser/Thumbnails/SourceThumbnail.h>
-#include <AzFramework/API/ApplicationAPI.h>
 #include <QString>
 
 namespace AzToolsFramework
@@ -113,11 +113,9 @@ namespace AzToolsFramework
 
             if (iconPathToUse.isEmpty())
             {
-                const char* engineRoot = nullptr;
-                AzFramework::ApplicationRequests::Bus::BroadcastResult(engineRoot, &AzFramework::ApplicationRequests::GetEngineRoot);
-                AZ_Assert(engineRoot, "Engine Root not initialized");
-                AZStd::string iconPath = AZStd::string::format("%s%s", engineRoot, DefaultFileIconPath);
-                iconPathToUse = iconPath.c_str();
+                AZ::IO::FixedMaxPath engineRoot = AZ::Utils::GetEnginePath();
+                AZ_Assert(!engineRoot.empty(), "Engine Root not initialized");
+                iconPathToUse = (engineRoot / DefaultFileIconPath).c_str();
             }
 
             m_pixmap.load(iconPathToUse);

Code/Framework/AzToolsFramework/AzToolsFramework/Entity/EditorEntityHelpers.cpp

@@ -15,6 +15,7 @@
 #include <AzCore/std/sort.h>
 #include <AzCore/RTTI/AttributeReader.h>
 #include <AzCore/Serialization/SerializeContext.h>
+#include <AzFramework/API/ApplicationAPI.h>
 #include <AzToolsFramework/Commands/EntityStateCommand.h>
 #include <AzToolsFramework/ContainerEntity/ContainerEntityInterface.h>
 #include <AzToolsFramework/Entity/EditorEntityInfoBus.h>
@@ -468,6 +469,18 @@ namespace AzToolsFramework
         EntityIdList children;
         EditorEntityInfoRequestBus::EventResult(children, parentId, &EditorEntityInfoRequestBus::Events::GetChildren);
 
+        // If Prefabs are enabled, don't check the order for an invalid parent, just return its children (i.e. the root container entity)
+        // There will currently always be one root container entity, so there's no order to retrieve
+        if (!parentId.IsValid())
+        {
+            bool isPrefabEnabled = false;
+            AzFramework::ApplicationRequests::Bus::BroadcastResult(isPrefabEnabled, &AzFramework::ApplicationRequests::IsPrefabSystemEnabled);
+            if (isPrefabEnabled)
+            {
+                return children;
+            }
+        }
+
         EntityIdList entityChildOrder;
         AZ::EntityId sortEntityId = GetEntityIdForSortInfo(parentId);
         EditorEntitySortRequestBus::EventResult(entityChildOrder, sortEntityId, &EditorEntitySortRequestBus::Events::GetChildEntityOrderArray);

Code/Framework/AzToolsFramework/AzToolsFramework/Entity/EditorEntitySortComponent.cpp

@@ -11,6 +11,8 @@
 #include <AzCore/Debug/Profiler.h>
 #include <AzCore/Serialization/EditContext.h>
 #include <AzCore/std/sort.h>
+#include <AzFramework/API/ApplicationAPI.h>
+#include <AzToolsFramework/Prefab/PrefabPublicInterface.h>
 
 static_assert(sizeof(AZ::u64) == sizeof(AZ::EntityId), "We use AZ::EntityId for Persistent ID, which is a u64 under the hood. These must be the same size otherwise the persistent id will have to be rewritten");
 
@@ -144,6 +146,12 @@ namespace AzToolsFramework
         bool EditorEntitySortComponent::AddChildEntityInternal(const AZ::EntityId& entityId, bool addToBack, EntityOrderArray::iterator insertPosition)
         {
             AZ_PROFILE_FUNCTION(AzToolsFramework);
+
+            if (m_ignoreIncomingOrderChanges)
+            {
+                return true;
+            }
+
             auto entityItr = m_childEntityOrderCache.find(entityId);
             if (entityItr == m_childEntityOrderCache.end())
             {
@@ -198,6 +206,12 @@ namespace AzToolsFramework
         bool EditorEntitySortComponent::RemoveChildEntity(const AZ::EntityId& entityId)
         {
             AZ_PROFILE_FUNCTION(AzToolsFramework);
+
+            if (m_ignoreIncomingOrderChanges)
+            {
+                return true;
+            }
+
             auto entityItr = m_childEntityOrderCache.find(entityId);
             if (entityItr != m_childEntityOrderCache.end())
             {
@@ -250,11 +264,30 @@ namespace AzToolsFramework
             }
         }
 
+        void EditorEntitySortComponent::OnPrefabInstancePropagationBegin()
+        {
+            m_ignoreIncomingOrderChanges = true;
+        }
+
+        void EditorEntitySortComponent::OnPrefabInstancePropagationEnd()
+        {
+            m_ignoreIncomingOrderChanges = false;
+        }
+
         void EditorEntitySortComponent::MarkDirtyAndSendChangedEvent()
         {
             // mark the order as dirty before sending the ChildEntityOrderArrayUpdated event in order for PrepareSave to be properly handled in the case 
             // one of the event listeners needs to build the InstanceDataHierarchy
             m_entityOrderIsDirty = true;
+
+            // Force an immediate update for prefabs, which won't receive PrepareSave
+            bool isPrefabEnabled = false;
+            AzFramework::ApplicationRequests::Bus::BroadcastResult(
+                isPrefabEnabled, &AzFramework::ApplicationRequests::IsPrefabSystemEnabled);
+            if (isPrefabEnabled)
+            {
+                PrepareSave();
+            }
             EditorEntitySortNotificationBus::Event(GetEntityId(), &EditorEntitySortNotificationBus::Events::ChildEntityOrderArrayUpdated);
         }
 
@@ -264,10 +297,20 @@ namespace AzToolsFramework
             // This is a special case for certain EditorComponents only!
             EditorEntitySortRequestBus::Handler::BusConnect(GetEntityId());
             EditorEntityContextNotificationBus::Handler::BusConnect();
+            AzToolsFramework::Prefab::PrefabPublicNotificationBus::Handler::BusConnect();
         }
 
         void EditorEntitySortComponent::Activate()
         {
+            // Run the post-serialize handler if prefabs are enabled because PostLoad won't be called automatically
+            bool isPrefabEnabled = false;
+            AzFramework::ApplicationRequests::Bus::BroadcastResult(
+                isPrefabEnabled, &AzFramework::ApplicationRequests::IsPrefabSystemEnabled);
+            if (isPrefabEnabled)
+            {
+                PostLoad();
+            }
+
             // Send out that the order for our entity is now updated
             EditorEntitySortNotificationBus::Event(GetEntityId(), &EditorEntitySortNotificationBus::Events::ChildEntityOrderArrayUpdated);
         }

Code/Framework/AzToolsFramework/AzToolsFramework/Entity/EditorEntitySortComponent.h

@@ -10,6 +10,7 @@
 #include "EditorEntitySortBus.h"
 #include <AzToolsFramework/ToolsComponents/EditorComponentBase.h>
 #include <AzToolsFramework/Entity/EditorEntityContextBus.h>
+#include <AzToolsFramework/Prefab/PrefabPublicNotificationBus.h>
 #include <AzCore/Serialization/SerializeContext.h>
 
 namespace AzToolsFramework
@@ -20,6 +21,7 @@ namespace AzToolsFramework
             : public AzToolsFramework::Components::EditorComponentBase
             , public EditorEntitySortRequestBus::Handler
             , public EditorEntityContextNotificationBus::Handler
+            , public AzToolsFramework::Prefab::PrefabPublicNotificationBus::Handler
         {
         public:
             AZ_COMPONENT(EditorEntitySortComponent, "{6EA1E03D-68B2-466D-97F7-83998C8C27F0}", EditorComponentBase);
@@ -45,6 +47,9 @@ namespace AzToolsFramework
             // EditorEntityContextNotificationBus::Handler
             void OnEntityStreamLoadSuccess() override;
             //////////////////////////////////////////////////////////////////////////
+
+            void OnPrefabInstancePropagationBegin() override;
+            void OnPrefabInstancePropagationEnd() override;
         private:
             void MarkDirtyAndSendChangedEvent();
             bool AddChildEntityInternal(const AZ::EntityId& entityId, bool addToBack, EntityOrderArray::iterator insertPosition);
@@ -106,6 +111,7 @@ namespace AzToolsFramework
             EntityOrderCache m_childEntityOrderCache; ///< The map of entity id to index for quick look up
 
             bool m_entityOrderIsDirty = true; ///< This flag indicates our stored serialization order data is out of date and must be rebuilt before serialization occurs
+            bool m_ignoreIncomingOrderChanges = false; ///< This is set when prefab propagation occurs so that non-authored order changes can be ignored
         };
     }
 } // namespace AzToolsFramework

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabFocusHandler.cpp

@@ -175,20 +175,14 @@ namespace AzToolsFramework::Prefab
         m_focusedInstance = focusedInstance;
         m_focusedTemplateId = focusedInstance->get().GetTemplateId();
 
-        AZ::EntityId containerEntityId;
-
-        if (focusedInstance->get().GetParentInstance() != AZStd::nullopt)
-        {
-            containerEntityId = focusedInstance->get().GetContainerEntityId();
-        }
-        else
-        {
-            containerEntityId = AZ::EntityId();
-        }
-            
         // Focus on the descendants of the container entity in the Editor, if the interface is initialized.
         if (m_focusModeInterface)
         {
+            const AZ::EntityId containerEntityId =
+                (focusedInstance->get().GetParentInstance() != AZStd::nullopt)
+                ? focusedInstance->get().GetContainerEntityId()
+                : AZ::EntityId();
+
             m_focusModeInterface->SetFocusRoot(containerEntityId);
         }
 

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabPublicHandler.cpp

@@ -1144,6 +1144,10 @@ namespace AzToolsFramework
 
             AZ::EntityId firstEntityIdToDelete = entityIdsNoFocusContainer[0];
             InstanceOptionalReference commonOwningInstance = GetOwnerInstanceByEntityId(firstEntityIdToDelete);
+            if (!commonOwningInstance.has_value())
+            {
+                return AZ::Failure(AZStd::string("Cannot delete entities belonging to an invalid instance"));
+            }
 
             // If the first entity id is a container entity id, then we need to mark its parent as the common owning instance because you
             // cannot delete an instance from itself.

Code/Framework/AzToolsFramework/AzToolsFramework/Thumbnails/SourceControlThumbnail.cpp

@@ -6,10 +6,10 @@
  *
  */
 
-#include <AzFramework/StringFunc/StringFunc.h>
+#include <AzCore/StringFunc/StringFunc.h>
+#include <AzCore/Utils/Utils.h>
 #include <AzToolsFramework/Thumbnails/SourceControlThumbnail.h>
 #include <AzToolsFramework/SourceControl/SourceControlAPI.h>
-#include <AzFramework/API/ApplicationAPI.h>
 
 namespace AzToolsFramework
 {
@@ -68,12 +68,12 @@ namespace AzToolsFramework
         SourceControlThumbnail::SourceControlThumbnail(SharedThumbnailKey key)
             : Thumbnail(key)
         {
-            const char* engineRoot = nullptr;
-            AzFramework::ApplicationRequests::Bus::BroadcastResult(engineRoot, &AzFramework::ApplicationRequests::GetEngineRoot);
-            AZ_Assert(engineRoot, "Engine Root not initialized");
+            AZ::IO::FixedMaxPath engineRoot = AZ::Utils::GetEnginePath();
+            AZ_Assert(!engineRoot.empty(), "Engine Root not initialized");
+
+            m_writableIconPath = (engineRoot / WRITABLE_ICON_PATH).String();
+            m_nonWritableIconPath = (engineRoot / NONWRITABLE_ICON_PATH).String();
 
-            AzFramework::StringFunc::Path::Join(engineRoot, WRITABLE_ICON_PATH, m_writableIconPath);
-            AzFramework::StringFunc::Path::Join(engineRoot, NONWRITABLE_ICON_PATH, m_nonWritableIconPath);
 
             BusConnect();
         }
@@ -90,8 +90,8 @@ namespace AzToolsFramework
             AZ_Assert(sourceControlKey, "Incorrect key type, excpected SourceControlThumbnailKey");
 
             AZStd::string myFileName(sourceControlKey->GetFileName());
-            AzFramework::StringFunc::Path::Normalize(myFileName);
-            if (AzFramework::StringFunc::Equal(myFileName.c_str(), filename))
+            AZ::StringFunc::Path::Normalize(myFileName);
+            if (AZ::StringFunc::Equal(myFileName.c_str(), filename))
             {
                 Update();
             }

Code/Framework/AzToolsFramework/AzToolsFramework/UI/PropertyEditor/EntityPropertyEditor.cpp

@@ -45,6 +45,7 @@ AZ_POP_DISABLE_WARNING
 #include <AzToolsFramework/AssetBrowser/EBusFindAssetTypeByName.h>
 #include <AzToolsFramework/ComponentMode/ComponentModeDelegate.h>
 #include <AzToolsFramework/Entity/EditorEntityHelpers.h>
+#include <AzToolsFramework/Prefab/PrefabFocusPublicInterface.h>
 #include <AzToolsFramework/Prefab/PrefabPublicInterface.h>
 #include <AzToolsFramework/Slice/SliceDataFlagsCommand.h>
 #include <AzToolsFramework/Slice/SliceMetadataEntityContextBus.h>
@@ -606,6 +607,7 @@ namespace AzToolsFramework
 
         AzToolsFramework::ComponentModeFramework::EditorComponentModeNotificationBus::Handler::BusConnect(
             AzToolsFramework::GetEntityContextId());
+        ViewportEditorModeNotificationsBus::Handler::BusConnect(GetEntityContextId());
     }
 
     EntityPropertyEditor::~EntityPropertyEditor()
@@ -618,7 +620,8 @@ namespace AzToolsFramework
         AZ::EntitySystemBus::Handler::BusDisconnect();
         EditorEntityContextNotificationBus::Handler::BusDisconnect();
         AzToolsFramework::ComponentModeFramework::EditorComponentModeNotificationBus::Handler::BusDisconnect();
-
+        ViewportEditorModeNotificationsBus::Handler::BusDisconnect();
+        
         for (auto& entityId : m_overrideSelectedEntityIds)
         {
             DisconnectFromEntityBuses(entityId);
@@ -892,25 +895,51 @@ namespace AzToolsFramework
     {
         if (!m_prefabsAreEnabled)
         {
-            return m_isLevelEntityEditor ? InspectorLayout::LEVEL : InspectorLayout::ENTITY;
+            return m_isLevelEntityEditor ? InspectorLayout::Level : InspectorLayout::Entity;
         }
 
+        // Prefabs layout logic
+
+        // If this is the container entity for the root instance, treat it like a level entity.
         AZ::EntityId levelContainerEntityId = m_prefabPublicInterface->GetLevelInstanceContainerEntityId();
         if (AZStd::find(m_selectedEntityIds.begin(), m_selectedEntityIds.end(), levelContainerEntityId) != m_selectedEntityIds.end())
         {
             if (m_selectedEntityIds.size() > 1)
             {
-                return InspectorLayout::INVALID;
+                return InspectorLayout::Invalid;
             }
             else
             {
-                return InspectorLayout::LEVEL;
+                return InspectorLayout::Level;
             }
         }
         else
         {
-            return InspectorLayout::ENTITY;
+            // If this is the container entity for the currently focused prefab, utilize a separate layout.
+            if (auto prefabFocusPublicInterface = AZ::Interface<AzToolsFramework::Prefab::PrefabFocusPublicInterface>::Get())
+            {
+                AzFramework::EntityContextId editorEntityContextId = AzFramework::EntityContextId::CreateNull();
+                EditorEntityContextRequestBus::BroadcastResult(
+                    editorEntityContextId, &EditorEntityContextRequests::GetEditorEntityContextId);
+
+                AZ::EntityId focusedPrefabContainerEntityId =
+                    prefabFocusPublicInterface->GetFocusedPrefabContainerEntityId(editorEntityContextId);
+                if (AZStd::find(m_selectedEntityIds.begin(), m_selectedEntityIds.end(), focusedPrefabContainerEntityId) !=
+                    m_selectedEntityIds.end())
+                {
+                    if (m_selectedEntityIds.size() > 1)
+                    {
+                        return InspectorLayout::Invalid;
+                    }
+                    else
+                    {
+                        return InspectorLayout::ContainerEntityOfFocusedPrefab;
+                    }
+                }
+            }
         }
+
+        return InspectorLayout::Entity;
     }
 
     void EntityPropertyEditor::UpdateEntityDisplay()
@@ -919,7 +948,7 @@ namespace AzToolsFramework
 
         InspectorLayout layout = GetCurrentInspectorLayout();
 
-        if (layout == InspectorLayout::LEVEL)
+        if (!m_prefabsAreEnabled && layout == InspectorLayout::Level)
         {
             AZStd::string levelName;
             AzToolsFramework::EditorRequestBus::BroadcastResult(levelName, &AzToolsFramework::EditorRequests::GetLevelName);
@@ -961,14 +990,19 @@ namespace AzToolsFramework
 
         InspectorLayout layout = GetCurrentInspectorLayout();
 
-        if (layout == InspectorLayout::LEVEL)
+        if (layout == InspectorLayout::Level)
         {
             // The Level Inspector should only have a list of selectable components after the
             // level entity itself is valid (i.e. "selected").
             return selection.empty() ? SelectionEntityTypeInfo::None : SelectionEntityTypeInfo::LevelEntity;
         }
 
-        if (layout == InspectorLayout::INVALID)
+        if (layout == InspectorLayout::ContainerEntityOfFocusedPrefab)
+        {
+            return selection.empty() ? SelectionEntityTypeInfo::None : SelectionEntityTypeInfo::ContainerEntityOfFocusedPrefab;
+        }
+
+        if (layout == InspectorLayout::Invalid)
         {
             return SelectionEntityTypeInfo::Mixed;
         }
@@ -1138,7 +1172,8 @@ namespace AzToolsFramework
             }
         }
 
-        bool isLevelLayout = GetCurrentInspectorLayout() == InspectorLayout::LEVEL;
+        bool isLevelLayout = GetCurrentInspectorLayout() == InspectorLayout::Level;
+        bool isContainerOfFocusedPrefabLayout = GetCurrentInspectorLayout() == InspectorLayout::ContainerEntityOfFocusedPrefab;
 
         m_gui->m_entityDetailsLabel->setText(entityDetailsLabelText);
         m_gui->m_entityDetailsLabel->setVisible(entityDetailsVisible);
@@ -1146,10 +1181,14 @@ namespace AzToolsFramework
         m_gui->m_entityNameLabel->setVisible(hasEntitiesDisplayed);
         m_gui->m_entityIcon->setVisible(hasEntitiesDisplayed);
         m_gui->m_pinButton->setVisible(m_overrideSelectedEntityIds.empty() && hasEntitiesDisplayed && !m_isSystemEntityEditor);
-        m_gui->m_statusLabel->setVisible(hasEntitiesDisplayed && !m_isSystemEntityEditor && !isLevelLayout);
-        m_gui->m_statusComboBox->setVisible(hasEntitiesDisplayed && !m_isSystemEntityEditor && !isLevelLayout);
-        m_gui->m_entityIdLabel->setVisible(hasEntitiesDisplayed && !m_isSystemEntityEditor && !isLevelLayout);
-        m_gui->m_entityIdText->setVisible(hasEntitiesDisplayed && !m_isSystemEntityEditor && !isLevelLayout);
+        m_gui->m_statusLabel->setVisible(
+            hasEntitiesDisplayed && !m_isSystemEntityEditor && !isLevelLayout);
+        m_gui->m_statusComboBox->setVisible(
+            hasEntitiesDisplayed && !m_isSystemEntityEditor && !isLevelLayout);
+        m_gui->m_entityIdLabel->setVisible(
+            hasEntitiesDisplayed && !m_isSystemEntityEditor && !isLevelLayout);
+        m_gui->m_entityIdText->setVisible(
+            hasEntitiesDisplayed && !m_isSystemEntityEditor && !isLevelLayout);
 
         bool displayComponentSearchBox = hasEntitiesDisplayed;
         if (hasEntitiesDisplayed)
@@ -1157,7 +1196,9 @@ namespace AzToolsFramework
             // Build up components to display
             SharedComponentArray sharedComponentArray;
             BuildSharedComponentArray(sharedComponentArray,
-                !(selectionEntityTypeInfo == SelectionEntityTypeInfo::OnlyStandardEntities || selectionEntityTypeInfo == SelectionEntityTypeInfo::OnlyPrefabEntities));
+                !(selectionEntityTypeInfo == SelectionEntityTypeInfo::OnlyStandardEntities ||
+                  selectionEntityTypeInfo == SelectionEntityTypeInfo::OnlyPrefabEntities) ||
+                  selectionEntityTypeInfo == SelectionEntityTypeInfo::ContainerEntityOfFocusedPrefab);
 
             if (sharedComponentArray.size() == 0)
             {
@@ -1173,7 +1214,8 @@ namespace AzToolsFramework
             UpdateEntityDisplay();
         }
 
-        m_gui->m_darkBox->setVisible(displayComponentSearchBox && !m_isSystemEntityEditor && !isLevelLayout);
+        m_gui->m_darkBox->setVisible(
+            displayComponentSearchBox && !m_isSystemEntityEditor && !isLevelLayout && !isContainerOfFocusedPrefabLayout);
         m_gui->m_entitySearchBox->setVisible(displayComponentSearchBox);
 
         bool displayAddComponentMenu = CanAddComponentsToSelection(selectionEntityTypeInfo);

Code/Framework/AzToolsFramework/AzToolsFramework/UI/PropertyEditor/EntityPropertyEditor.hxx

@@ -354,7 +354,8 @@ namespace AzToolsFramework
             OnlyLayerEntities,
             OnlyPrefabEntities,
             Mixed,
-            LevelEntity
+            LevelEntity,
+            ContainerEntityOfFocusedPrefab
         };
         /**
          * Returns what kinds of entities are in the current selection. This is used because mixed selection
@@ -364,7 +365,7 @@ namespace AzToolsFramework
         SelectionEntityTypeInfo GetSelectionEntityTypeInfo(const EntityIdList& selection) const;
 
         /**
-         * Returns true if a selection matching the passed in selection informatation allows components to be added.
+         * Returns true if a selection matching the passed in selection information allows components to be added.
          */
         bool CanAddComponentsToSelection(const SelectionEntityTypeInfo& selectionEntityTypeInfo) const;
 
@@ -581,9 +582,10 @@ namespace AzToolsFramework
 
         enum class InspectorLayout
         {
-            ENTITY = 0,     // All selected entities are regular entities
-            LEVEL,          // The selected entity is the level prefab container entity
-            INVALID         // Other entities are selected alongside the level prefab container entity
+            Entity = 0,                     // All selected entities are regular entities.
+            Level,                          // The selected entity is the prefab container entity for the level prefab, or the slice level entity.
+            ContainerEntityOfFocusedPrefab, // The selected entity is the prefab container entity for the focused prefab.
+            Invalid                         // Other entities are selected alongside the level prefab container entity.
         };
 
         InspectorLayout GetCurrentInspectorLayout() const;

Code/Framework/AzToolsFramework/AzToolsFramework/ViewportSelection/EditorTransformComponentSelection.cpp

@@ -28,6 +28,7 @@
 #include <AzToolsFramework/Manipulators/TranslationManipulators.h>
 #include <AzToolsFramework/Maths/TransformUtils.h>
 #include <AzToolsFramework/Prefab/PrefabFocusInterface.h>
+#include <AzToolsFramework/Prefab/PrefabFocusPublicInterface.h>
 #include <AzToolsFramework/ToolsComponents/EditorLockComponentBus.h>
 #include <AzToolsFramework/ToolsComponents/EditorVisibilityBus.h>
 #include <AzToolsFramework/ToolsComponents/TransformComponent.h>
@@ -1177,8 +1178,10 @@ namespace AzToolsFramework
                         continue;
                     }
 
-                    const AZ::Aabb bound = CalculateEditorEntitySelectionBounds(entityId, viewportInfo);
-                    debugDisplay.DrawSolidBox(bound.GetMin(), bound.GetMax());
+                    if (const AZ::Aabb bound = CalculateEditorEntitySelectionBounds(entityId, viewportInfo); bound.IsValid())
+                    {
+                        debugDisplay.DrawSolidBox(bound.GetMin(), bound.GetMax());
+                    }
                 }
 
                 debugDisplay.DepthTestOn();
@@ -1334,39 +1337,6 @@ namespace AzToolsFramework
                 EndRecordManipulatorCommand();
             });
 
-        // surface
-        translationManipulators->InstallSurfaceManipulatorMouseDownCallback(
-            [this, manipulatorEntityIds]([[maybe_unused]] const SurfaceManipulator::Action& action)
-            {
-                BuildSortedEntityIdVectorFromEntityIdMap(m_entityIdManipulators.m_lookups, manipulatorEntityIds->m_entityIds);
-
-                InitializeTranslationLookup(m_entityIdManipulators);
-
-                m_axisPreview.m_translation = m_entityIdManipulators.m_manipulators->GetLocalTransform().GetTranslation();
-                m_axisPreview.m_orientation = QuaternionFromTransformNoScaling(m_entityIdManipulators.m_manipulators->GetLocalTransform());
-
-                // [ref 1.]
-                BeginRecordManipulatorCommand();
-            });
-
-        translationManipulators->InstallSurfaceManipulatorMouseMoveCallback(
-            [this, prevModifiers, manipulatorEntityIds](const SurfaceManipulator::Action& action) mutable
-            {
-                UpdateTranslationManipulator(
-                    action, manipulatorEntityIds->m_entityIds, m_entityIdManipulators, m_pivotOverrideFrame, prevModifiers,
-                    m_transformChangedInternally, m_spaceCluster.m_spaceLock);
-            });
-
-        translationManipulators->InstallSurfaceManipulatorMouseUpCallback(
-            [this, manipulatorEntityIds]([[maybe_unused]] const SurfaceManipulator::Action& action)
-            {
-                AzToolsFramework::EditorTransformChangeNotificationBus::Broadcast(
-                    &AzToolsFramework::EditorTransformChangeNotificationBus::Events::OnEntityTransformChanged,
-                    manipulatorEntityIds->m_entityIds);
-
-                EndRecordManipulatorCommand();
-            });
-
         // transfer ownership
         m_entityIdManipulators.m_manipulators = AZStd::move(translationManipulators);
     }
@@ -3604,6 +3574,16 @@ namespace AzToolsFramework
         m_selectedEntityIds.clear();
         m_selectedEntityIds.reserve(selectedEntityIds.size());
         AZStd::copy(selectedEntityIds.begin(), selectedEntityIds.end(), AZStd::inserter(m_selectedEntityIds, m_selectedEntityIds.end()));
+
+        // Do not create manipulators for the container entity of the focused prefab.
+        if (auto prefabFocusPublicInterface = AZ::Interface<AzToolsFramework::Prefab::PrefabFocusPublicInterface>::Get())
+        {
+            AzFramework::EntityContextId editorEntityContextId = GetEntityContextId();
+            if (AZ::EntityId focusRoot = prefabFocusPublicInterface->GetFocusedPrefabContainerEntityId(editorEntityContextId); focusRoot.IsValid())
+            {
+                m_selectedEntityIds.erase(focusRoot);
+            }
+        }
     }
 
     void EditorTransformComponentSelection::OnTransformChanged(

Code/Framework/AzToolsFramework/Tests/ComponentAddRemove.cpp

@@ -1116,7 +1116,6 @@ namespace UnitTest
         SerializeContext* GetSerializeContext() override { return m_serializeContext.get(); }
         BehaviorContext*  GetBehaviorContext() override { return nullptr; }
         JsonRegistrationContext* GetJsonRegistrationContext() override { return nullptr; }
-        const char* GetAppRoot() const override { return nullptr; }
         const char* GetEngineRoot() const override { return nullptr; }
         const char* GetExecutableFolder() const override { return nullptr; }
         void EnumerateEntities(const EntityCallback& /*callback*/) override {}

Code/Framework/AzToolsFramework/Tests/UI/EntityPropertyEditorTests.cpp

@@ -36,11 +36,6 @@ namespace UnitTest
         : public ComponentApplication
     {
     public:
-        void SetExecutableFolder(const char* path)
-        {
-            m_exeDirectory = path;
-        }
-
         void SetSettingsRegistrySpecializations(SettingsRegistryInterface::Specializations& specializations) override
         {
             ComponentApplication::SetSettingsRegistrySpecializations(specializations);