UE4 开发之如何创建 iOS 平台插件

@protocol TestLoginDelegate <NSObject>

- (void)OnLoginResult:(NSString *)result;

@end


@interface JJLoginController : NSObject

+ (void)showLoginView:(UIViewController *)baseView JJCallBack:(id<TestLoginDelegate>) delegate;

@end

// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.

using UnrealBuildTool;

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

        PublicIncludePaths.AddRange(
            new string[] {
                // ... add public include paths required here ...
            }
            );


        PrivateIncludePaths.AddRange(
            new string[] {
                // ... add other private include paths required here ...
            }
            );


        PublicDependencyModuleNames.AddRange(
            new string[]
            {
                "Core",
                "JJLoginNailLibrary",
                "Projects",
                // ... add other public dependencies that you statically link with here ...
            }
            );


        PrivateDependencyModuleNames.AddRange(
            new string[]
            {
                // ... add private dependencies that you statically link with here ...    
            }
            );


        DynamicallyLoadedModuleNames.AddRange(
            new string[]
            {
                // ... add any modules that your module loads dynamically here ...
            }
            );

        if (Target.Platform == UnrealTargetPlatform.IOS){
            PublicAdditionalFrameworks.Add(
                new Framework(
                    "TestLoginSDK",
                    "../ThirdParty/iosframeworks/iosextend.embeddedframework.zip"
                )
            );
        }
    }
}

// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.

#pragma once

#include "Modules/ModuleManager.h"

#if PLATFORM_IOS
#import <TestLoginSDK/TestLoginSDK.h>

//用于处理 sdk 返回的回调
@interface FTestLoginResultModule : NSObject<TestLoginDelegate>


@end

#endif

class FJJLoginNailModule : public IModuleInterface
{
public:

    /** IModuleInterface implementation */
    virtual void StartupModule() override;
    virtual void ShutdownModule() override;


    /// 显示登录界面
    void showLogin();

private:
    /** Handle to the test dll we will load */
    void*    ExampleLibraryHandle;
};

// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.

#include "JJLoginNail.h"
#include "Core.h"
#include "Modules/ModuleManager.h"
#include "Interfaces/IPluginManager.h"
#include "JJLoginNailLibrary/ExampleLibrary.h"

#define LOCTEXT_NAMESPACE "FJJLoginNailModule"


#if PLATFORM_IOS
#include "IOSAppDelegate.h"
@implementation FTestLoginResultModule

- (void)OnLoginResult:(NSString *)result{
    NSLog(@"登录账号为: %@", result);
}

@end
#endif

#if PLATFORM_IOS
static FTestLoginResultModule *loginResult = nil;
#endif

void FJJLoginNailModule::showLogin(){
    #if PLATFORM_IOS
    dispatch_async(dispatch_get_main_queue(), ^{
        [JJLoginController showLoginView:(UIViewController*)[IOSAppDelegate GetDelegate].IOSController JJCallBack:[FTestLoginResultModule new]];
    });
    #endif
}


void FJJLoginNailModule::StartupModule()
{
    // This code will execute after your module is loaded into memory; the exact timing is specified in the .uplugin file per-module

    // Get the base directory of this plugin
    FString BaseDir = IPluginManager::Get().FindPlugin("JJLoginNail")->GetBaseDir();

    // Add on the relative location of the third party dll and load it
    FString LibraryPath;
#if PLATFORM_WINDOWS
    LibraryPath = FPaths::Combine(*BaseDir, TEXT("Binaries/ThirdParty/JJLoginNailLibrary/Win64/ExampleLibrary.dll"));
#elif PLATFORM_MAC
    LibraryPath = FPaths::Combine(*BaseDir, TEXT("Source/ThirdParty/JJLoginNailLibrary/Mac/Release/libExampleLibrary.dylib"));
#endif // PLATFORM_WINDOWS

    ExampleLibraryHandle = !LibraryPath.IsEmpty() ? FPlatformProcess::GetDllHandle(*LibraryPath) : nullptr;

    if (ExampleLibraryHandle)
    {
        // Call the test function in the third party library that opens a message box
        ExampleLibraryFunction();
    }
    else
    {
        FMessageDialog::Open(EAppMsgType::Ok, LOCTEXT("ThirdPartyLibraryError", "Failed to load example third party library"));
    }
}

void FJJLoginNailModule::ShutdownModule()
{
    // This function may be called during shutdown to clean up your module.  For modules that support dynamic reloading,
    // we call this function before unloading the module.

    // Free the dll handle
    FPlatformProcess::FreeDllHandle(ExampleLibraryHandle);
    ExampleLibraryHandle = nullptr;
}

#undef LOCTEXT_NAMESPACE

IMPLEMENT_MODULE(FJJLoginNailModule, JJLoginNail)

PublicDependencyModuleNames.AddRange(
            new string[]
            {
                "Core",
                "JJLoginNailLibrary",
                "Projects",
                "ApplicationCore"
                // ... add other public dependencies that you statically link with here ...
            }
            );

// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.

using UnrealBuildTool;

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

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

        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
    }
}

#include "MyUserWidget.h"
#include "JJLoginNail.h"

void UMyUserWidget::callStartFunction()
{
//    FPlatformMisc::MessageBoxExt(EAppMsgType::Ok, TEXT("start"), TEXT("callStartFunction"));
    #if PLATFORM_IOS
    FJJLoginNailModule *module = new FJJLoginNailModule();
    module->showLogin();
    #endif
}