mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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144 lines
3.9 KiB
C++
144 lines
3.9 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* vim: set ts=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 "AudioChannelServiceChild.h"
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#include "base/basictypes.h"
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#include "mozilla/Services.h"
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#include "mozilla/StaticPtr.h"
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#include "mozilla/unused.h"
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#include "mozilla/Util.h"
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#include "mozilla/dom/ContentChild.h"
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#include "mozilla/dom/ContentParent.h"
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#include "nsIObserverService.h"
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#include "nsThreadUtils.h"
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#ifdef MOZ_WIDGET_GONK
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#include "SpeakerManagerService.h"
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#endif
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using namespace mozilla;
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using namespace mozilla::dom;
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using namespace mozilla::hal;
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StaticRefPtr<AudioChannelServiceChild> gAudioChannelServiceChild;
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// static
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AudioChannelService*
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AudioChannelServiceChild::GetAudioChannelService()
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{
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MOZ_ASSERT(NS_IsMainThread());
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// If we already exist, exit early
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if (gAudioChannelServiceChild) {
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return gAudioChannelServiceChild;
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}
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// Create new instance, register, return
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nsRefPtr<AudioChannelServiceChild> service = new AudioChannelServiceChild();
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NS_ENSURE_TRUE(service, nullptr);
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gAudioChannelServiceChild = service;
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return gAudioChannelServiceChild;
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}
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void
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AudioChannelServiceChild::Shutdown()
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{
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if (gAudioChannelServiceChild) {
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gAudioChannelServiceChild = nullptr;
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}
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}
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AudioChannelServiceChild::AudioChannelServiceChild()
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{
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}
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AudioChannelServiceChild::~AudioChannelServiceChild()
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{
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}
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AudioChannelState
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AudioChannelServiceChild::GetState(AudioChannelAgent* aAgent, bool aElementHidden)
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{
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AudioChannelAgentData* data;
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if (!mAgents.Get(aAgent, &data)) {
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return AUDIO_CHANNEL_STATE_MUTED;
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}
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AudioChannelState state = AUDIO_CHANNEL_STATE_MUTED;
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bool oldElementHidden = data->mElementHidden;
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UpdateChannelType(data->mType, CONTENT_PROCESS_ID_MAIN, aElementHidden, oldElementHidden);
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// Update visibility.
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data->mElementHidden = aElementHidden;
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ContentChild* cc = ContentChild::GetSingleton();
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cc->SendAudioChannelGetState(data->mType, aElementHidden, oldElementHidden, &state);
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data->mState = state;
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cc->SendAudioChannelChangedNotification();
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return state;
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}
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void
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AudioChannelServiceChild::RegisterAudioChannelAgent(AudioChannelAgent* aAgent,
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AudioChannelType aType,
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bool aWithVideo)
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{
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MOZ_ASSERT(aType != AUDIO_CHANNEL_DEFAULT);
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AudioChannelService::RegisterAudioChannelAgent(aAgent, aType, aWithVideo);
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ContentChild::GetSingleton()->SendAudioChannelRegisterType(aType, aWithVideo);
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nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
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if (obs) {
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obs->NotifyObservers(nullptr, "audio-channel-agent-changed", nullptr);
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}
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}
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void
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AudioChannelServiceChild::UnregisterAudioChannelAgent(AudioChannelAgent* aAgent)
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{
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AudioChannelAgentData *pData;
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if (!mAgents.Get(aAgent, &pData)) {
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return;
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}
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// We need to keep a copy because unregister will remove the
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// AudioChannelAgentData object from the hashtable.
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AudioChannelAgentData data(*pData);
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AudioChannelService::UnregisterAudioChannelAgent(aAgent);
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ContentChild::GetSingleton()->SendAudioChannelUnregisterType(
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data.mType, data.mElementHidden, data.mWithVideo);
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nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
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if (obs) {
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obs->NotifyObservers(nullptr, "audio-channel-agent-changed", nullptr);
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}
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#ifdef MOZ_WIDGET_GONK
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bool active = AnyAudioChannelIsActive();
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for (uint32_t i = 0; i < mSpeakerManager.Length(); i++) {
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mSpeakerManager[i]->SetAudioChannelActive(active);
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}
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#endif
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}
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void
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AudioChannelServiceChild::SetDefaultVolumeControlChannel(
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AudioChannelType aType, bool aHidden)
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{
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ContentChild *cc = ContentChild::GetSingleton();
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if (cc) {
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cc->SendAudioChannelChangeDefVolChannel(aType, aHidden);
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}
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}
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