interface ICoreWebView2EnvironmentOptions4

Article
03/20/2023

Note

This reference is no longer being maintained. For the latest API reference, see WebView2 API Reference.

interface ICoreWebView2EnvironmentOptions4
  : public IUnknown

Additional options used to create WebView2 Environment that manages custom scheme registration.

Summary

Members	Descriptions
GetCustomSchemeRegistrations	Array of custom scheme registrations.
SetCustomSchemeRegistrations	Set the array of custom scheme registrations to be used.

Applies to

Product	Introduced
WebView2 Win32	N/A
WebView2 Win32 Prerelease	1.0.1619

Members

GetCustomSchemeRegistrations

Array of custom scheme registrations.

public HRESULT GetCustomSchemeRegistrations(UINT32 * count, ICoreWebView2CustomSchemeRegistration *** schemeRegistrations)

The returned ICoreWebView2CustomSchemeRegistration pointers must be released, and the array itself must be deallocated with CoTaskMemFree.

SetCustomSchemeRegistrations

Set the array of custom scheme registrations to be used.

public HRESULT SetCustomSchemeRegistrations(UINT32 count, ICoreWebView2CustomSchemeRegistration ** schemeRegistrations)

    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));
    }

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