InstallBundleManagerModule.h

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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
 
#include "Containers/UnrealString.h"
#include "CoreGlobals.h"
#include "HAL/Platform.h"
#include "InstallBundleManagerInterface.h"
#include "Misc/AssertionMacros.h"
#include "Misc/ConfigCacheIni.h"
#include "Modules/ModuleInterface.h"
#include "Modules/ModuleManager.h"
#include "Templates/SharedPointer.h"
 
class IInstallBundleManager;
 
class FInstallBundleManagerModule : public IModuleInterface
{
public:
    // IModuleInterface interface
    virtual void StartupModule() override
    {
    }
 
    virtual void ShutdownModule() override
    {
    }
};
 
class IInstallBundleManagerModule : public IModuleInterface
{
public:
    virtual void PreUnloadCallback() override
    {
        InstallBundleManager = nullptr;
        // make sure the bundle manager was cleaned up
        check(LastInstallBundleManager.IsValid() == false);
    }
 
    TSharedPtr<IInstallBundleManager> GetInstallBundleManager()
    {
        return InstallBundleManager;
    }
 
protected:
    TSharedPtr<IInstallBundleManager> InstallBundleManager;
    TWeakPtr<IInstallBundleManager> LastInstallBundleManager;
};
 
template<class InstallBundleManagerModuleImpl>
class TInstallBundleManagerModule : public IInstallBundleManagerModule
{
public:
    virtual void StartupModule() override
    {
        // Only instantiate the bundle manager if this is the version the game has been configured to use
        FString ModuleName;
#if WITH_EDITOR
        GConfig->GetString(TEXT("InstallBundleManager"), TEXT("EditorModuleName"), ModuleName, GEngineIni);
#else
        GConfig->GetString(TEXT("InstallBundleManager"), TEXT("ModuleName"), ModuleName, GEngineIni);
#endif // WITH_EDITOR
 
        if (FModuleManager::Get().GetModule(*ModuleName) == this)
        {
            check(LastInstallBundleManager == nullptr);
            InstallBundleManager = MakeShared<InstallBundleManagerModuleImpl>();
            LastInstallBundleManager = InstallBundleManager;
 
            InstallBundleManager->Initialize();
        }
    }
};