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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/device_posture/navigator_device_posture.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/navigator.h"
#include "third_party/blink/renderer/modules/device_posture/device_posture.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
namespace blink {
// static
const char NavigatorDevicePosture::kSupplementName[] = "NavigatorDevicePosture";
// static
DevicePosture* NavigatorDevicePosture::devicePosture(Navigator& navigator) {
DCHECK(RuntimeEnabledFeatures::DevicePostureEnabled(
navigator.GetExecutionContext()));
UseCounter::Count(navigator.GetExecutionContext(), WebFeature::kFoldableAPIs);
NavigatorDevicePosture* supplement =
Supplement<Navigator>::From<NavigatorDevicePosture>(navigator);
if (!supplement) {
supplement = MakeGarbageCollected<NavigatorDevicePosture>(navigator);
ProvideTo(navigator, supplement);
}
return supplement->posture_.Get();
}
NavigatorDevicePosture::NavigatorDevicePosture(Navigator& navigator)
: Supplement<Navigator>(navigator),
posture_(MakeGarbageCollected<DevicePosture>(
GetSupplementable()->DomWindow())) {}
void NavigatorDevicePosture::Trace(Visitor* visitor) const {
visitor->Trace(posture_);
Supplement<Navigator>::Trace(visitor);
}
} // namespace blink
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