// 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 ASH_PUBLIC_CPP_ASSISTANT_CONTROLLER_ASSISTANT_CONTROLLER_OBSERVER_H_
#define ASH_PUBLIC_CPP_ASSISTANT_CONTROLLER_ASSISTANT_CONTROLLER_OBSERVER_H_
#include <map>
#include <string>
#include "ash/public/cpp/ash_public_export.h"
#include "base/observer_list_types.h"
class GURL;
namespace ash {
namespace assistant {
namespace util {
enum class DeepLinkType;
} // namespace util
} // namespace assistant
// A checked observer which receives notification of changes to the
// AssistantController.
class ASH_PUBLIC_EXPORT AssistantControllerObserver
: public base::CheckedObserver {
public:
AssistantControllerObserver(const AssistantControllerObserver&) = delete;
AssistantControllerObserver& operator=(const AssistantControllerObserver&) =
delete;
// Invoked when the AssistantController has been fully constructed.
virtual void OnAssistantControllerConstructed() {}
// Invoked when the AssistantController is starting to be destroyed.
virtual void OnAssistantControllerDestroying() {}
// Invoked when the Assistant is ready.
virtual void OnAssistantReady() {}
// Invoked when Assistant has received a deep link of the specified |type|
// with the given |params|.
virtual void OnDeepLinkReceived(
assistant::util::DeepLinkType type,
const std::map<std::string, std::string>& params) {}
// Invoked when the specified |url| is about to be opened by Assistant in a
// new tab. If |from_server| is true, this event was triggered by a server
// response. Note that this event immediately precedes |OnUrlOpened|.
virtual void OnOpeningUrl(const GURL& url,
bool in_background,
bool from_server) {}
// Invoked when the specified |url| is opened by Assistant in a new tab. If
// |from_server| is true, this event was triggered by a server response.
virtual void OnUrlOpened(const GURL& url, bool from_server) {}
protected:
AssistantControllerObserver() = default;
~AssistantControllerObserver() override = default;
};
} // namespace ash
#endif // ASH_PUBLIC_CPP_ASSISTANT_CONTROLLER_ASSISTANT_CONTROLLER_OBSERVER_H_