| // Copyright 2019 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "third_party/blink/renderer/core/html/portal/dom_window_portal_host.h" |
| |
| #include "third_party/blink/renderer/core/frame/local_dom_window.h" |
| #include "third_party/blink/renderer/core/frame/local_frame.h" |
| #include "third_party/blink/renderer/core/html/portal/portal_host.h" |
| #include "third_party/blink/renderer/core/page/page.h" |
| |
| namespace blink { |
| |
| // static |
| PortalHost* DOMWindowPortalHost::portalHost(LocalDOMWindow& window) { |
| if (ShouldExposePortalHost(window)) |
| return &PortalHost::From(window); |
| return nullptr; |
| } |
| |
| // static |
| bool DOMWindowPortalHost::ShouldExposePortalHost(const LocalDOMWindow& window) { |
| // The portal host is only exposed in the main frame of a page |
| // embedded in a portal. |
| return window.GetFrame() && window.GetFrame()->IsMainFrame() && |
| window.GetFrame()->GetPage()->InsidePortal(); |
| } |
| |
| } // namespace blink |
