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// Copyright 2018 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 THIRD_PARTY_BLINK_RENDERER_MODULES_KEYBOARD_KEYBOARD_LOCK_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_KEYBOARD_KEYBOARD_LOCK_H_
#include "base/macros.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "third_party/blink/public/mojom/keyboard_lock/keyboard_lock.mojom-blink.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/execution_context/context_lifecycle_observer.h"
#include "third_party/blink/renderer/platform/heap/member.h"
namespace blink {
class ScriptPromiseResolver;
class KeyboardLock final : public GarbageCollected<KeyboardLock>,
public ContextLifecycleObserver {
USING_GARBAGE_COLLECTED_MIXIN(KeyboardLock);
public:
explicit KeyboardLock(ExecutionContext*);
~KeyboardLock();
ScriptPromise lock(ScriptState*, const Vector<String>&);
void unlock(ScriptState*);
// ContextLifecycleObserver override.
void Trace(blink::Visitor*) override;
private:
// Returns true if the local frame is attached to the renderer.
bool IsLocalFrameAttached();
// Returns true if |service_| is initialized and ready to be called.
bool EnsureServiceConnected();
// Returns true if the current frame is a top-level browsing context.
bool CalledFromSupportedContext(ExecutionContext*);
void LockRequestFinished(ScriptPromiseResolver*,
mojom::KeyboardLockRequestResult);
mojo::Remote<mojom::blink::KeyboardLockService> service_;
Member<ScriptPromiseResolver> request_keylock_resolver_;
DISALLOW_COPY_AND_ASSIGN(KeyboardLock);
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_KEYBOARD_KEYBOARD_LOCK_H_
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