NativeJSScripting.h

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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
 
#include "CoreMinimal.h"
 
#include "WebJSFunction.h"
#include "WebJSScripting.h"
 
typedef TSharedRef<class FNativeJSScripting> FNativeJSScriptingRef;
typedef TSharedPtr<class FNativeJSScripting> FNativeJSScriptingPtr;
 
class FNativeWebBrowserProxy;
 
class FNativeJSScripting
    : public FWebJSScripting
    , public TSharedFromThis<FNativeJSScripting>
{
public:
    //static const FString JSMessageTag;
 
    FNativeJSScripting(bool bJSBindingToLoweringEnabled, TSharedRef<FNativeWebBrowserProxy> Window);
 
    virtual void BindUObject(const FString& Name, UObject* Object, bool bIsPermanent = true) override;
    virtual void UnbindUObject(const FString& Name, UObject* Object = nullptr, bool bIsPermanent = true) override;
 
    bool OnJsMessageReceived(const FString& Message);
 
    FString ConvertStruct(UStruct* TypeInfo, const void* StructPtr);
    FString ConvertObject(UObject* Object);
 
    virtual void InvokeJSFunction(FGuid FunctionId, int32 ArgCount, FWebJSParam Arguments[], bool bIsError=false) override;
    virtual void InvokeJSErrorResult(FGuid FunctionId, const FString& Error) override;
    void PageLoaded();
 
private:
    FString GetInitializeScript();
    void InvokeJSFunctionRaw(FGuid FunctionId, const FString& JSValue, bool bIsError=false);
    bool IsValid()
    {
        return WindowPtr.Pin().IsValid();
    }
 
    bool HandleExecuteUObjectMethodMessage(const TArray<FString>& Params);
    void ExecuteJavascript(const FString& Javascript);
 
    TWeakPtr<FNativeWebBrowserProxy> WindowPtr;
    bool bLoaded;
};