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// Copyright 2014 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 CHROME_BROWSER_UI_WEBUI_COPRESENCE_UI_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_COPRESENCE_UI_HANDLER_H_
#include "base/macros.h"
#include "components/copresence/public/copresence_observer.h"
#include "content/public/browser/web_ui_message_handler.h"
namespace base {
class ListValue;
}
namespace content {
class WebUI;
}
namespace copresence {
class CopresenceState;
}
// UI Handler for the copresence page.
// TODO(crbug.com/444263): Write tests.
class CopresenceUIHandler final : public content::WebUIMessageHandler,
public copresence::CopresenceObserver {
public:
explicit CopresenceUIHandler(content::WebUI* web_ui);
~CopresenceUIHandler() override;
private:
// WebUIMessageHandler override.
void RegisterMessages() override;
// CopresenceObserver overrides.
void DirectivesUpdated() override;
void TokenTransmitted(const copresence::TransmittedToken& token) override;
void TokenReceived(const copresence::ReceivedToken& token) override;
// Handler to populate the page with its initial state.
void HandlePopulateState(const base::ListValue* args);
// Handler for the clear state button.
void HandleClearState(const base::ListValue* args);
copresence::CopresenceState* state_;
DISALLOW_COPY_AND_ASSIGN(CopresenceUIHandler);
};
#endif // CHROME_BROWSER_UI_WEBUI_COPRESENCE_UI_HANDLER_H_
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