blob: 8b69b35bf112a3e84c9a65bb6ac8a5fe80a28be6 [file] [log] [blame]
/*
* Copyright (C) 2021 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "PermissionState.h"
#include <wtf/CompletionHandler.h>
#include <wtf/ThreadSafeRefCounted.h>
namespace WebCore {
class PermissionObserver;
struct ClientOrigin;
struct PermissionDescriptor;
class PermissionController : public ThreadSafeRefCounted<PermissionController> {
public:
virtual ~PermissionController() = default;
virtual void query(WebCore::ClientOrigin&&, PermissionDescriptor&&, CompletionHandler<void(std::optional<PermissionState>)>&&) = 0;
virtual void addObserver(PermissionObserver&) = 0;
virtual void removeObserver(PermissionObserver&) = 0;
protected:
PermissionController() = default;
};
class DummyPermissionController final : public PermissionController {
public:
static Ref<DummyPermissionController> create() { return adoptRef(*new DummyPermissionController); }
private:
DummyPermissionController() = default;
void query(WebCore::ClientOrigin&&, PermissionDescriptor&&, CompletionHandler<void(std::optional<PermissionState>)>&& callback) final { callback({ }); }
void addObserver(PermissionObserver&) final { }
void removeObserver(PermissionObserver&) final { }
};
} // namespace WebCore