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| #pragma once
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| #include "Engine/World.h"
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| #include "GameUIPolicy.generated.h"
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| #define UE_API COMMONGAME_API
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| class UCommonLocalPlayer;
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| class UGameUIManagerSubsystem;
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| class ULocalPlayer;
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| class UPrimaryGameLayout;
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| |
| |
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| UENUM()
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| enum class ELocalMultiplayerInteractionMode : uint8
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| {
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| PrimaryOnly,
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| SingleToggle,
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| Simultaneous
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| };
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| USTRUCT()
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| struct FRootViewportLayoutInfo
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| {
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| GENERATED_BODY()
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| public:
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| UPROPERTY(Transient)
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| TObjectPtr<ULocalPlayer> LocalPlayer = nullptr;
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| UPROPERTY(Transient)
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| TObjectPtr<UPrimaryGameLayout> RootLayout = nullptr;
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| UPROPERTY(Transient)
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| bool bAddedToViewport = false;
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| FRootViewportLayoutInfo() {}
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| FRootViewportLayoutInfo(ULocalPlayer* InLocalPlayer, UPrimaryGameLayout* InRootLayout, bool bIsInViewport)
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| : LocalPlayer(InLocalPlayer)
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| , RootLayout(InRootLayout)
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| , bAddedToViewport(bIsInViewport)
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| {}
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| bool operator==(const ULocalPlayer* OtherLocalPlayer) const { return LocalPlayer == OtherLocalPlayer; }
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| };
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| UCLASS(MinimalAPI, Abstract, Blueprintable, Within = GameUIManagerSubsystem)
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| class UGameUIPolicy : public UObject
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| {
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| GENERATED_BODY()
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| public:
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| template <typename GameUIPolicyClass = UGameUIPolicy>
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| static GameUIPolicyClass* GetGameUIPolicyAs(const UObject* WorldContextObject)
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| {
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| return Cast<GameUIPolicyClass>(GetGameUIPolicy(WorldContextObject));
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| }
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| static UE_API UGameUIPolicy* GetGameUIPolicy(const UObject* WorldContextObject);
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| public:
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| UE_API virtual UWorld* GetWorld() const override;
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| UE_API UGameUIManagerSubsystem* GetOwningUIManager() const;
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| UE_API UPrimaryGameLayout* GetRootLayout(const UCommonLocalPlayer* LocalPlayer) const;
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| ELocalMultiplayerInteractionMode GetLocalMultiplayerInteractionMode() const { return LocalMultiplayerInteractionMode; }
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| UE_API void RequestPrimaryControl(UPrimaryGameLayout* Layout);
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| protected:
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| UE_API void AddLayoutToViewport(UCommonLocalPlayer* LocalPlayer, UPrimaryGameLayout* Layout);
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| UE_API void RemoveLayoutFromViewport(UCommonLocalPlayer* LocalPlayer, UPrimaryGameLayout* Layout);
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| UE_API virtual void OnRootLayoutAddedToViewport(UCommonLocalPlayer* LocalPlayer, UPrimaryGameLayout* Layout);
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| UE_API virtual void OnRootLayoutRemovedFromViewport(UCommonLocalPlayer* LocalPlayer, UPrimaryGameLayout* Layout);
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| UE_API virtual void OnRootLayoutReleased(UCommonLocalPlayer* LocalPlayer, UPrimaryGameLayout* Layout);
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| UE_API void CreateLayoutWidget(UCommonLocalPlayer* LocalPlayer);
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| UE_API TSubclassOf<UPrimaryGameLayout> GetLayoutWidgetClass(UCommonLocalPlayer* LocalPlayer);
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| private:
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| ELocalMultiplayerInteractionMode LocalMultiplayerInteractionMode = ELocalMultiplayerInteractionMode::PrimaryOnly;
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| UPROPERTY(EditAnywhere)
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| TSoftClassPtr<UPrimaryGameLayout> LayoutClass;
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| UPROPERTY(Transient)
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| TArray<FRootViewportLayoutInfo> RootViewportLayouts;
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| private:
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| UE_API void NotifyPlayerAdded(UCommonLocalPlayer* LocalPlayer);
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| UE_API void NotifyPlayerRemoved(UCommonLocalPlayer* LocalPlayer);
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| UE_API void NotifyPlayerDestroyed(UCommonLocalPlayer* LocalPlayer);
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| friend class UGameUIManagerSubsystem;
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| };
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| #undef UE_API
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