Материалы к видео про WebSocket на Unreal Engine 4

Включаю только список необходимых c++ файлов

TicTacToe.Build.cs

using UnrealBuildTool;

public class TicTacToe : ModuleRules
{
public TicTacToe(ReadOnlyTargetRules Target) : base(Target)
{
PCHUsage = PCHUsageMode.UseExplicitOrSharedPCHs;

PublicDependencyModuleNames.AddRange(new string[] { "Core", "CoreUObject", "Engine", "InputCore", "WebSockets" });

PrivateDependencyModuleNames.AddRange(new string[] { });

// Uncomment if you are using Slate UI
// PrivateDependencyModuleNames.AddRange(new string[] { "Slate", "SlateCore" });

// Uncomment if you are using online features
// PrivateDependencyModuleNames.Add("OnlineSubsystem");

// To include OnlineSubsystemSteam, add it to the plugins section in your uproject file with the Enabled attribute set to true
}
}

WebSocketActor.h

#pragma once

#include "CoreMinimal.h"
#include "GameFramework/Actor.h"
#include "WebSockets/Public/IWebSocket.h"
#include "WebSocketActor.generated.h"

DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FWebSocketMessageDelegate, const FString&, MessageString);
DECLARE_DYNAMIC_MULTICAST_DELEGATE(FWebSocketConnectedDelegate);

UCLASS(Blueprintable)
class AWebSocketActor : public AActor
{
GENERATED_BODY()

public:
// Sets default values for this actor's properties
AWebSocketActor();

TSharedPtr<IWebSocket> WebSocket;

UPROPERTY(BlueprintAssignable, Category = "WebSocket")
FWebSocketMessageDelegate OnMessageEvent;

UPROPERTY(BlueprintAssignable, Category = "WebSocket")
FWebSocketConnectedDelegate OnConnectedEvent;

protected:
// Called when the game starts or when spawned
virtual void BeginPlay() override;

public:
// Called every frame
virtual void Tick(float DeltaTime) override;

UFUNCTION(BlueprintCallable, Category = "WebSocket")
void CreateWebSocket(FString Address);

UFUNCTION(BlueprintCallable, Category = "WebSocket")
void Send(FString Data);

UFUNCTION(BlueprintCallable, Category = "WebSocket")
void Connect();

UFUNCTION(BlueprintCallable, Category = "WebSocket")
bool IsConnected();
};

WebSocketActor.cpp

#include "WebSocketActor.h"
#include "Modules/ModuleManager.h"
#include "WebSockets/Public/WebSocketsModule.h"
#include "WebSockets/Public/IWebSocket.h"

// Sets default values
AWebSocketActor::AWebSocketActor()
{
// Set this actor to call Tick() every frame. You can turn this off to improve performance if you don't need it.
PrimaryActorTick.bCanEverTick = true;
}

// Called when the game starts or when spawned
void AWebSocketActor::BeginPlay()
{
Super::BeginPlay();
}

// Called every frame
void AWebSocketActor::Tick(float DeltaTime)
{
Super::Tick(DeltaTime);
}

void AWebSocketActor::CreateWebSocket(FString Address)
{
#if WEBSOCKETS_PACKAGE==1
UE_LOG(LogTemp, Warning, TEXT("WEBSOCKETS_PACKAGE=1")); //prints in all cases
#endif

#if defined(WITH_WEBSOCKETS)
#if WEBSOCKETS_PACKAGE==1
UE_LOG(LogTemp, Warning, TEXT("WEBSOCKETS_PACKAGE=1")); //prints in all cases
#endif
#endif

#if defined(WITH_LIBWEBSOCKETS)
#if WITH_LIBWEBSOCKETS==1
UE_LOG(LogTemp, Warning, TEXT("WITH_LIBWEBSOCKETS=1")); //prints in all cases
#endif
#endif

FModuleManager::Get().LoadModule("WebSockets");
FWebSocketsModule * WsModule = &FWebSocketsModule::Get();
if (WsModule == nullptr)
{
UE_LOG(LogTemp, Error, TEXT("WebSocketsModule is null"));
WebSocket = nullptr;
}
else
{
UE_LOG(LogTemp, Log, TEXT("WebSocketsModule is valid"));

TMap<FString, FString> Headers;

WebSocket = WsModule->CreateWebSocket(Address, TEXT("NULL"), Headers);

WebSocket->OnMessage().AddLambda([&](FString MessageText)
{
OnMessageEvent.Broadcast(MessageText);
});

WebSocket->OnConnected().AddLambda([&]()
{
OnConnectedEvent.Broadcast();
});
}
}

void AWebSocketActor::Send(FString Data)
{
WebSocket->Send(Data);
}

void AWebSocketActor::Connect()
{
WebSocket->Connect();
}

bool AWebSocketActor::IsConnected()
{
return WebSocket->IsConnected();
}

Никита Декабрист

Материалы к видео про WebSocket на Unreal Engine 4

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