CEFWebBrowserDialog.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Misc/AssertionMacros.h"
#include "Internationalization/Text.h"
 
#if WITH_CEF3
 
#include "HAL/PlatformAtomics.h"
 
#if PLATFORM_WINDOWS
#   include "Windows/AllowWindowsPlatformTypes.h"
#   include "Windows/AllowWindowsPlatformAtomics.h"
#endif
#pragma push_macro("OVERRIDE")
#   undef OVERRIDE // cef headers provide their own OVERRIDE macro
#if PLATFORM_APPLE
PRAGMA_DISABLE_DEPRECATION_WARNINGS
#endif
#   include "include/cef_jsdialog_handler.h"
#if PLATFORM_APPLE
PRAGMA_ENABLE_DEPRECATION_WARNINGS
#endif
#pragma pop_macro("OVERRIDE")
#if PLATFORM_WINDOWS
#   include "Windows/HideWindowsPlatformAtomics.h"
#   include "Windows/HideWindowsPlatformTypes.h"
#endif
 
#include "IWebBrowserDialog.h"
 
class FCEFWebBrowserDialog
    : public IWebBrowserDialog
{
public:
    virtual ~FCEFWebBrowserDialog()
    {}
 
    // IWebBrowserDialog interface:
 
    virtual EWebBrowserDialogType GetType() override
    {
        return Type;
    }
 
    virtual const FText& GetMessageText() override
    {
        return MessageText;
    }
 
    virtual const FText& GetDefaultPrompt() override
    {
        return DefaultPrompt;
    }
 
    virtual bool IsReload() override
    {
        check(Type == EWebBrowserDialogType::Unload);
        return bIsReload;
    }
 
    virtual void Continue(bool Success = true, const FText& UserResponse = FText::GetEmpty()) override
    {
        check(Type == EWebBrowserDialogType::Prompt || UserResponse.IsEmpty());
        Callback->Continue(Success, TCHAR_TO_WCHAR(*UserResponse.ToString()));
    }
 
private:
 
 
    EWebBrowserDialogType Type;
    FText MessageText;
    FText DefaultPrompt;
    bool bIsReload;
 
    CefRefPtr<CefJSDialogCallback> Callback;
 
    // Create a dialog from OnJSDialog arguments
    FCEFWebBrowserDialog(CefJSDialogHandler::JSDialogType InDialogType, const CefString& InMessageText, const CefString& InDefaultPrompt, CefRefPtr<CefJSDialogCallback> InCallback)
        : Type((EWebBrowserDialogType)InDialogType)
        , MessageText(FText::FromString(WCHAR_TO_TCHAR(InMessageText.ToWString().c_str())))
        , DefaultPrompt(FText::FromString(WCHAR_TO_TCHAR(InDefaultPrompt.ToWString().c_str())))
        , bIsReload(false)
        , Callback(InCallback)
    {}
 
    // Create a dialog from OnBeforeUnloadDialog arguments
    FCEFWebBrowserDialog(const CefString& InMessageText, bool InIsReload, CefRefPtr<CefJSDialogCallback> InCallback)
        : Type(EWebBrowserDialogType::Unload)
        , MessageText(FText::FromString(WCHAR_TO_TCHAR(InMessageText.ToWString().c_str())))
        , DefaultPrompt(FText::GetEmpty())
        , bIsReload(InIsReload)
        , Callback(InCallback)
    {};
 
    friend class FCEFWebBrowserWindow;
};
 
typedef FCEFWebBrowserDialog FWebBrowserDialog;
 
#endif