зеркало из https://github.com/mozilla/gecko-dev.git
130 строки
3.1 KiB
C++
130 строки
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/MediaKeyStatusMap.h"
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#include "nsPIDOMWindow.h"
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#include "mozilla/dom/UnionTypes.h"
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#include "mozilla/dom/ToJSValue.h"
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#include "mozilla/EMEUtils.h"
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#include "GMPUtils.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTING_ADDREF(MediaKeyStatusMap)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(MediaKeyStatusMap)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MediaKeyStatusMap)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(MediaKeyStatusMap, mParent)
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MediaKeyStatusMap::MediaKeyStatusMap(nsPIDOMWindowInner* aParent)
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: mParent(aParent)
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{
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}
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MediaKeyStatusMap::~MediaKeyStatusMap()
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{
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}
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JSObject*
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MediaKeyStatusMap::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return MediaKeyStatusMapBinding::Wrap(aCx, this, aGivenProto);
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}
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nsPIDOMWindowInner*
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MediaKeyStatusMap::GetParentObject() const
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{
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return mParent;
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}
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void
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MediaKeyStatusMap::Get(JSContext* aCx,
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const ArrayBufferViewOrArrayBuffer& aKey,
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JS::MutableHandle<JS::Value> aOutValue,
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ErrorResult& aOutRv) const
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{
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ArrayData keyId = GetArrayBufferViewOrArrayBufferData(aKey);
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if (!keyId.IsValid()) {
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aOutValue.setUndefined();
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return;
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}
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for (const KeyStatus& status : mStatuses) {
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if (keyId == status.mKeyId) {
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bool ok = ToJSValue(aCx, status.mStatus, aOutValue);
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if (!ok) {
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aOutRv.NoteJSContextException(aCx);
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}
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return;
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}
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}
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aOutValue.setUndefined();
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}
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bool
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MediaKeyStatusMap::Has(const ArrayBufferViewOrArrayBuffer& aKey) const
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{
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ArrayData keyId = GetArrayBufferViewOrArrayBufferData(aKey);
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if (!keyId.IsValid()) {
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return false;
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}
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for (const KeyStatus& status : mStatuses) {
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if (keyId == status.mKeyId) {
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return true;
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}
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}
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return false;
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}
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uint32_t
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MediaKeyStatusMap::GetIterableLength() const
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{
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return mStatuses.Length();
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}
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TypedArrayCreator<ArrayBuffer>
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MediaKeyStatusMap::GetKeyAtIndex(uint32_t aIndex) const
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{
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MOZ_ASSERT(aIndex < GetIterableLength());
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return TypedArrayCreator<ArrayBuffer>(mStatuses[aIndex].mKeyId);
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}
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nsString
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MediaKeyStatusMap::GetKeyIDAsHexString(uint32_t aIndex) const
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{
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MOZ_ASSERT(aIndex < GetIterableLength());
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return NS_ConvertUTF8toUTF16(ToHexString(mStatuses[aIndex].mKeyId));
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}
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MediaKeyStatus
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MediaKeyStatusMap::GetValueAtIndex(uint32_t aIndex) const
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{
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MOZ_ASSERT(aIndex < GetIterableLength());
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return mStatuses[aIndex].mStatus;
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}
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uint32_t
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MediaKeyStatusMap::Size() const
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{
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return mStatuses.Length();
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}
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void
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MediaKeyStatusMap::Update(const nsTArray<CDMCaps::KeyStatus>& aKeys)
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{
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mStatuses.Clear();
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for (const auto& key : aKeys) {
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mStatuses.InsertElementSorted(KeyStatus(key.mId, key.mStatus));
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}
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}
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} // namespace dom
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} // namespace mozilla
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