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// Copyright 2022 The Chromium Authors
// 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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