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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ANDROID_CUSTOMTABS_CLIENT_DATA_HEADER_WEB_CONTENTS_OBSERVER_H_
#define CHROME_BROWSER_ANDROID_CUSTOMTABS_CLIENT_DATA_HEADER_WEB_CONTENTS_OBSERVER_H_
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
namespace customtabs {
class ClientDataHeaderWebContentsObserver
: public content::WebContentsObserver,
public content::WebContentsUserData<ClientDataHeaderWebContentsObserver> {
public:
~ClientDataHeaderWebContentsObserver() override;
// Called on creation and also when the tab switches out from CCT.
void SetHeader(const std::string& header);
std::string header() { return header_; }
private:
friend class content::WebContentsUserData<
ClientDataHeaderWebContentsObserver>;
explicit ClientDataHeaderWebContentsObserver(
content::WebContents* web_contents);
// content::WebContentsObserver implementation:
void RenderFrameCreated(content::RenderFrameHost* render_frame_host) override;
void UpdateFrameCCTHeader(content::RenderFrameHost* render_frame_host);
std::string header_;
WEB_CONTENTS_USER_DATA_KEY_DECL();
};
} // namespace customtabs
#endif // CHROME_BROWSER_ANDROID_CUSTOMTABS_CLIENT_DATA_HEADER_WEB_CONTENTS_OBSERVER_H_
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