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- // Copyright 2022 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.
- #ifndef EXTENSIONS_BROWSER_OFFSCREEN_DOCUMENT_HOST_H_
- #define EXTENSIONS_BROWSER_OFFSCREEN_DOCUMENT_HOST_H_
- #include "extensions/browser/extension_host.h"
- class GURL;
- namespace content {
- class SiteInstance;
- }
- namespace extensions {
- class Extension;
- // A host for offscreen extension documents. These are essentially WebContents
- // owned by an extension that are rendered offscreen. Unlike background pages,
- // these cannot register "lazy" event listeners; they will not be respawned
- // in response to API events.
- class OffscreenDocumentHost : public ExtensionHost {
- public:
- OffscreenDocumentHost(const Extension& extension,
- content::SiteInstance* site_instance,
- const GURL& url);
- OffscreenDocumentHost(const OffscreenDocumentHost&) = delete;
- OffscreenDocumentHost& operator=(const OffscreenDocumentHost&) = delete;
- ~OffscreenDocumentHost() override;
- private:
- // ExtensionHost:
- void OnDidStopFirstLoad() override;
- bool IsBackgroundPage() const override;
- };
- } // namespace extensions
- #endif // EXTENSIONS_BROWSER_OFFSCREEN_DOCUMENT_HOST_H_
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