Editable tag categories for flow components

Source/FlowEditor/Private/DetailCustomizations/FlowComponentDetails.cpp

@@ -0,0 +1,52 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "DetailCustomizations/FlowComponentDetails.h"
+#include "FlowComponent.h"
+
+#include "DetailCategoryBuilder.h"
+#include "DetailLayoutBuilder.h"
+#include "GameplayTagsManager.h"
+#include "Graph/FlowGraphSettings.h"
+
+FFlowComponentDetails::~FFlowComponentDetails()
+{
+	UGameplayTagsManager::Get().OnGetCategoriesMetaFromPropertyHandle.RemoveAll(this);
+}
+
+void FFlowComponentDetails::CustomizeDetails(IDetailLayoutBuilder& DetailBuilder)
+{
+	const UFlowGraphSettings* Settings = GetDefault<UFlowGraphSettings>();
+	UGameplayTagsManager::Get().OnGetCategoriesMetaFromPropertyHandle.AddSP(this, &FFlowComponentDetails::ResolveCategoriesMeta);	
+
+
+	IdentityTagsHandle = DetailBuilder.GetProperty(GET_MEMBER_NAME_CHECKED(UFlowComponent, IdentityTags));
+
+	const ECategoryPriority::Type Priority = Settings->bMarkFlowCategoryImportant ? ECategoryPriority::Important : ECategoryPriority::Default;
+	IDetailCategoryBuilder& Category = DetailBuilder.EditCategory("Flow", FText::GetEmpty(), Priority);
+
+	Category.AddProperty(IdentityTagsHandle);
+}
+
+void FFlowComponentDetails::ResolveCategoriesMeta(TSharedPtr<IPropertyHandle> PropertyHandle, FString& MetaString) const
+{
+	if (PropertyHandle->IsSamePropertyNode(IdentityTagsHandle))
+	{
+		const UFlowGraphSettings* Settings = GetDefault<UFlowGraphSettings>();
+
+		if (Settings->ComponentClassIdentityTagCategories.IsEmpty())
+		{
+			MetaString = FString::JoinBy(Settings->DefaultIdentityTagCategories, TEXT(","), [](const FGameplayTag& Tag) { return Tag.ToString(); });
+		}
+		else
+		{
+			for (const UClass* Class = IdentityTagsHandle->GetOuterBaseClass(); Class; Class = Class->GetSuperClass())
+			{
+				if (const FGameplayTagContainer* Tags = Settings->ComponentClassIdentityTagCategories.Find(Class))
+				{
+					MetaString = FString::JoinBy(*Tags, TEXT(","), [](const FGameplayTag& Tag) { return Tag.ToString(); });
+				};
+			}
+		}
+	}
+}

Source/FlowEditor/Private/FlowEditorModule.cpp

@@ -31,8 +31,10 @@
 #include "DetailCustomizations/FlowAssetParamsPtrCustomization.h"
 #include "DetailCustomizations/FlowDataPinValueOwnerCustomizations.h"
 #include "DetailCustomizations/FlowDataPinValueStandardCustomizations.h"
+#include "DetailCustomizations/FlowComponentDetails.h"
 
 #include "FlowAsset.h"
+#include "FlowComponent.h"
 #include "AddOns/FlowNodeAddOn.h"
 #include "Asset/FlowAssetParamsTypes.h"
 #include "Find/FindInFlow.h"
@@ -254,6 +256,7 @@ void FFlowEditorModule::RegisterDetailCustomizations()
 		RegisterCustomClassLayout(UFlowNode_CustomOutput::StaticClass(), FOnGetDetailCustomizationInstance::CreateStatic(&FFlowNode_CustomOutputDetails::MakeInstance));
 		RegisterCustomClassLayout(UFlowNode_PlayLevelSequence::StaticClass(), FOnGetDetailCustomizationInstance::CreateStatic(&FFlowNode_PlayLevelSequenceDetails::MakeInstance));
 	    RegisterCustomClassLayout(UFlowNode_SubGraph::StaticClass(), FOnGetDetailCustomizationInstance::CreateStatic(&FFlowNode_SubGraphDetails::MakeInstance));
+		RegisterCustomClassLayout(UFlowComponent::StaticClass(), FOnGetDetailCustomizationInstance::CreateStatic(&FFlowComponentDetails::MakeInstance));
 		RegisterCustomStructLayout(*FFlowActorOwnerComponentRef::StaticStruct(), FOnGetPropertyTypeCustomizationInstance::CreateStatic(&FFlowActorOwnerComponentRefCustomization::MakeInstance));
 		RegisterCustomStructLayout(*FFlowPin::StaticStruct(), FOnGetPropertyTypeCustomizationInstance::CreateStatic(&FFlowPinCustomization::MakeInstance));
 		RegisterCustomStructLayout(*FFlowNamedDataPinProperty::StaticStruct(), FOnGetPropertyTypeCustomizationInstance::CreateStatic(&FFlowNamedDataPinPropertyCustomization::MakeInstance));

Source/FlowEditor/Public/DetailCustomizations/FlowComponentDetails.h

@@ -0,0 +1,26 @@
+// Copyright https://github.com/MothCocoon/FlowGraph/graphs/contributors
+#pragma once
+
+#include "IDetailCustomization.h"
+
+
+class FFlowComponentDetails : public IDetailCustomization
+{
+public:
+	static TSharedRef<IDetailCustomization> MakeInstance()
+	{
+		return MakeShareable(new FFlowComponentDetails());
+	}
+
+	virtual ~FFlowComponentDetails() override;
+
+	// IDetailCustomization
+	virtual void CustomizeDetails(IDetailLayoutBuilder& DetailBuilder) override;
+	// --
+
+protected:
+	virtual void ResolveCategoriesMeta(TSharedPtr<IPropertyHandle> PropertyHandle, FString& MetaString) const;
+
+private:
+	TSharedPtr<IPropertyHandle> IdentityTagsHandle;
+};

Source/FlowEditor/Public/Graph/FlowGraphSettings.h

@@ -9,6 +9,7 @@
 #include "Graph/FlowGraphNodesPolicy.h"
 #include "FlowGraphSettings.generated.h"
 
+class UFlowComponent;
 class UFlowNodeBase;
 
 USTRUCT()
@@ -181,7 +182,19 @@ class FLOWEDITOR_API UFlowGraphSettings : public UDeveloperSettings
 
 	UPROPERTY(EditAnywhere, config, Category = "Wires", meta = (ClampMin = 0.0f))
 	float SelectedWireThickness;
-
+
+
+	/** FlowComponent only. Move category Flow to the top of details panel */
+	UPROPERTY(EditAnywhere, config, Category = "Details")
+	bool bMarkFlowCategoryImportant = true;
+
+	/** Use these tags If identity Categories are no overriden */
+	UPROPERTY(EditAnywhere, config, Category = "Details")
+	TArray<FGameplayTag> DefaultIdentityTagCategories;
+
+	/** Per component class categories. Overrides DefaultIdentityTagCategories */
+	UPROPERTY(EditAnywhere, config, Category = "Details")
+	TMap<TSoftClassPtr<UFlowComponent>, FGameplayTagContainer> ComponentClassIdentityTagCategories;
 public:
 	virtual FName GetCategoryName() const override { return FName("Flow Graph"); }
 	virtual FText GetSectionText() const override { return INVTEXT("Graph Settings"); }