chromium/components/omnibox/browser/autocomplete_controller_emitter.h

// 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 COMPONENTS_OMNIBOX_BROWSER_AUTOCOMPLETE_CONTROLLER_EMITTER_H_
#define COMPONENTS_OMNIBOX_BROWSER_AUTOCOMPLETE_CONTROLLER_EMITTER_H_

#include "base/observer_list.h"
#include "build/build_config.h"
#include "components/keyed_service/core/keyed_service.h"
#include "components/omnibox/browser/autocomplete_controller.h"

#if !BUILDFLAG(IS_IOS)
#include "content/public/browser/browser_context.h"
#endif  // !BUILDFLAG(IS_IOS)

class AutocompleteInput;
class AutocompleteResult;

// This KeyedService is meant to observe multiple AutocompleteController
// instances and forward the notifications to its own observers.
// Its main purpose is to act as a bridge between the chrome://omnibox WebUI
// handler, and the many usages of AutocompleteController (Views, NTP, Android).
class AutocompleteControllerEmitter : public KeyedService,
                                      public AutocompleteController::Observer { … };

#endif  // COMPONENTS_OMNIBOX_BROWSER_AUTOCOMPLETE_CONTROLLER_EMITTER_H_