interface ICoreWebView2EnvironmentOptions2

interface ICoreWebView2EnvironmentOptions2
  : public IUnknown

Additional options used to create WebView2 Environment.

Summary

Members	Descriptions
get_ExclusiveUserDataFolderAccess	Gets the ExclusiveUserDataFolderAccess property.
put_ExclusiveUserDataFolderAccess	Whether other processes can create WebView2 from WebView2Environment created with the same user data folder and therefore sharing the same WebView browser process instance.

A default implementation is provided in WebView2EnvironmentOptions.h.

    std::wstring args;
    args.append(L"--enable-features=ThirdPartyStoragePartitioning,PartitionedCookies");
    auto options = Microsoft::WRL::Make<CoreWebView2EnvironmentOptions>();
    options->put_AdditionalBrowserArguments(args.c_str());
    CHECK_FAILURE(
        options->put_AllowSingleSignOnUsingOSPrimaryAccount(m_AADSSOEnabled ? TRUE : FALSE));
    CHECK_FAILURE(options->put_ExclusiveUserDataFolderAccess(
        m_ExclusiveUserDataFolderAccess ? TRUE : FALSE));
    if (!m_language.empty())
        CHECK_FAILURE(options->put_Language(m_language.c_str()));
    CHECK_FAILURE(options->put_IsCustomCrashReportingEnabled(
        m_CustomCrashReportingEnabled ? TRUE : FALSE));

    Microsoft::WRL::ComPtr<ICoreWebView2EnvironmentOptions4> options4;
    if (options.As(&options4) == S_OK)
    {
        const WCHAR* allowedOrigins[1] = {L"https://*.example.com"};

        auto customSchemeRegistration =
            Microsoft::WRL::Make<CoreWebView2CustomSchemeRegistration>(L"custom-scheme");
        customSchemeRegistration->SetAllowedOrigins(1, allowedOrigins);
        auto customSchemeRegistration2 =
            Microsoft::WRL::Make<CoreWebView2CustomSchemeRegistration>(L"wv2rocks");
        customSchemeRegistration2->put_TreatAsSecure(TRUE);
        customSchemeRegistration2->SetAllowedOrigins(1, allowedOrigins);
        customSchemeRegistration2->put_HasAuthorityComponent(TRUE);
        auto customSchemeRegistration3 =
            Microsoft::WRL::Make<CoreWebView2CustomSchemeRegistration>(
                L"custom-scheme-not-in-allowed-origins");
        ICoreWebView2CustomSchemeRegistration* registrations[3] = {
            customSchemeRegistration.Get(), customSchemeRegistration2.Get(),
            customSchemeRegistration3.Get()};
        options4->SetCustomSchemeRegistrations(
            2, static_cast<ICoreWebView2CustomSchemeRegistration**>(registrations));
    }

    Microsoft::WRL::ComPtr<ICoreWebView2EnvironmentOptions5> options5;
    if (options.As(&options5) == S_OK)
    {
        CHECK_FAILURE(
            options5->put_EnableTrackingPrevention(m_TrackingPreventionEnabled ? TRUE : FALSE));
    }

    Microsoft::WRL::ComPtr<ICoreWebView2EnvironmentOptions6> options6;
    if (options.As(&options6) == S_OK)
    {
        CHECK_FAILURE(options6->put_AreBrowserExtensionsEnabled(TRUE));
    }

    Microsoft::WRL::ComPtr<ICoreWebView2EnvironmentOptions8> options8;
    if (options.As(&options8) == S_OK)
    {
        COREWEBVIEW2_SCROLLBAR_STYLE style = COREWEBVIEW2_SCROLLBAR_STYLE_FLUENT_OVERLAY;
        CHECK_FAILURE(options8->put_ScrollBarStyle(style));
    }

    HRESULT hr = CreateCoreWebView2EnvironmentWithOptions(
        subFolder, m_userDataFolder.c_str(), options.Get(),
        Callback<ICoreWebView2CreateCoreWebView2EnvironmentCompletedHandler>(
            this, &AppWindow::OnCreateEnvironmentCompleted)
            .Get());

Applies to

Product	Introduced
WebView2 Win32	1.0.1185.39
WebView2 Win32 Prerelease	1.0.1189

Members

get_ExclusiveUserDataFolderAccess

Gets the ExclusiveUserDataFolderAccess property.

public HRESULT get_ExclusiveUserDataFolderAccess(BOOL * value)

put_ExclusiveUserDataFolderAccess

Whether other processes can create WebView2 from WebView2Environment created with the same user data folder and therefore sharing the same WebView browser process instance.

public HRESULT put_ExclusiveUserDataFolderAccess(BOOL value)

Default is FALSE.