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// Copyright 2016 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 IOS_PUBLIC_PROVIDER_CHROME_BROWSER_VOICE_VOICE_SEARCH_PROVIDER_H_
#define IOS_PUBLIC_PROVIDER_CHROME_BROWSER_VOICE_VOICE_SEARCH_PROVIDER_H_
#import <Foundation/Foundation.h>
#import <UIKit/UIKit.h>
#include "base/macros.h"
#include "base/memory/ref_counted.h"
@protocol ApplicationCommands;
class AudioSessionController;
class VoiceSearchController;
namespace ios {
class ChromeBrowserState;
}
// VoiceSearchProvider allows embedders to provide functionality related to
// voice search.
class VoiceSearchProvider {
public:
VoiceSearchProvider() = default;
virtual ~VoiceSearchProvider() = default;
// Returns true if voice search is enabled. The other methods in this
// provider must not be called if this method returns false.
virtual bool IsVoiceSearchEnabled() const;
// Returns the list of available voice search languages.
virtual NSArray* GetAvailableLanguages() const;
// Returns the singleton audio session controller.
virtual AudioSessionController* GetAudioSessionController() const;
// Creates a new VoiceSearchController object.
virtual scoped_refptr<VoiceSearchController> CreateVoiceSearchController(
ios::ChromeBrowserState* browser_state) const;
private:
DISALLOW_COPY_AND_ASSIGN(VoiceSearchProvider);
};
#endif // IOS_PUBLIC_PROVIDER_CHROME_BROWSER_VOICE_VOICE_SEARCH_PROVIDER_H_