diff options
Diffstat (limited to 'dom/system/gonk/AudioChannelManager.cpp')
| -rw-r--r-- | dom/system/gonk/AudioChannelManager.cpp | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/dom/system/gonk/AudioChannelManager.cpp b/dom/system/gonk/AudioChannelManager.cpp deleted file mode 100644 index 977715a29..000000000 --- a/dom/system/gonk/AudioChannelManager.cpp +++ /dev/null @@ -1,181 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this file, - * You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "nsIDocument.h" -#include "nsIDOMClassInfo.h" -#include "nsIDOMEvent.h" -#include "nsIDOMEventListener.h" -#include "nsPIDOMWindow.h" -#include "nsIDocShell.h" -#include "nsIPermissionManager.h" -#include "nsIInterfaceRequestorUtils.h" -#include "AudioChannelManager.h" -#include "mozilla/dom/AudioChannelManagerBinding.h" -#include "mozilla/dom/nsBrowserElement.h" -#include "mozilla/Services.h" - -namespace mozilla { -namespace dom { -namespace system { - -NS_IMPL_QUERY_INTERFACE_INHERITED(AudioChannelManager, DOMEventTargetHelper, - nsIDOMEventListener) -NS_IMPL_ADDREF_INHERITED(AudioChannelManager, DOMEventTargetHelper) -NS_IMPL_RELEASE_INHERITED(AudioChannelManager, DOMEventTargetHelper) - -AudioChannelManager::AudioChannelManager() - : mVolumeChannel(-1) -{ - hal::RegisterSwitchObserver(hal::SWITCH_HEADPHONES, this); -} - -AudioChannelManager::~AudioChannelManager() -{ - hal::UnregisterSwitchObserver(hal::SWITCH_HEADPHONES, this); - - nsCOMPtr<EventTarget> target = do_QueryInterface(GetOwner()); - NS_ENSURE_TRUE_VOID(target); - - target->RemoveSystemEventListener(NS_LITERAL_STRING("visibilitychange"), - this, - /* useCapture = */ true); -} - -void -AudioChannelManager::Init(nsPIDOMWindowInner* aWindow) -{ - BindToOwner(aWindow); - - nsCOMPtr<nsIDOMEventTarget> target = do_QueryInterface(GetOwner()); - NS_ENSURE_TRUE_VOID(target); - - target->AddSystemEventListener(NS_LITERAL_STRING("visibilitychange"), - this, - /* useCapture = */ true, - /* wantsUntrusted = */ false); -} - -JSObject* -AudioChannelManager::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) -{ - return AudioChannelManagerBinding::Wrap(aCx, this, aGivenProto); -} - -void -AudioChannelManager::Notify(const hal::SwitchEvent& aEvent) -{ - mState = Some(aEvent.status()); - - DispatchTrustedEvent(NS_LITERAL_STRING("headphoneschange")); -} - -bool -AudioChannelManager::SetVolumeControlChannel(const nsAString& aChannel) -{ - if (aChannel.EqualsASCII("publicnotification")) { - return false; - } - - AudioChannel newChannel = AudioChannelService::GetAudioChannel(aChannel); - - // Only normal channel doesn't need permission. - if (newChannel != AudioChannel::Normal) { - nsCOMPtr<nsIPermissionManager> permissionManager = - services::GetPermissionManager(); - if (!permissionManager) { - return false; - } - uint32_t perm = nsIPermissionManager::UNKNOWN_ACTION; - permissionManager->TestPermissionFromWindow(GetOwner(), - nsCString(NS_LITERAL_CSTRING("audio-channel-") + - NS_ConvertUTF16toUTF8(aChannel)).get(), &perm); - if (perm != nsIPermissionManager::ALLOW_ACTION) { - return false; - } - } - - if (mVolumeChannel == (int32_t)newChannel) { - return true; - } - - mVolumeChannel = (int32_t)newChannel; - - NotifyVolumeControlChannelChanged(); - return true; -} - -bool -AudioChannelManager::GetVolumeControlChannel(nsAString & aChannel) -{ - if (mVolumeChannel >= 0) { - AudioChannelService::GetAudioChannelString( - static_cast<AudioChannel>(mVolumeChannel), - aChannel); - } else { - aChannel.AssignASCII(""); - } - - return true; -} - -void -AudioChannelManager::NotifyVolumeControlChannelChanged() -{ - nsCOMPtr<nsIDocShell> docshell = do_GetInterface(GetOwner()); - NS_ENSURE_TRUE_VOID(docshell); - - bool isActive = false; - docshell->GetIsActive(&isActive); - - RefPtr<AudioChannelService> service = AudioChannelService::GetOrCreate(); - if (!service) { - return; - } - - if (isActive) { - service->SetDefaultVolumeControlChannel(mVolumeChannel, isActive); - } else { - service->SetDefaultVolumeControlChannel(-1, isActive); - } -} - -NS_IMETHODIMP -AudioChannelManager::HandleEvent(nsIDOMEvent* aEvent) -{ - nsAutoString type; - aEvent->GetType(type); - - if (type.EqualsLiteral("visibilitychange")) { - NotifyVolumeControlChannelChanged(); - } - return NS_OK; -} - -void -AudioChannelManager::GetAllowedAudioChannels( - nsTArray<RefPtr<BrowserElementAudioChannel>>& aAudioChannels, - ErrorResult& aRv) -{ - MOZ_ASSERT(aAudioChannels.IsEmpty()); - - // Only main process is supported. - if (XRE_GetProcessType() != GeckoProcessType_Default) { - aRv.Throw(NS_ERROR_FAILURE); - return; - } - - nsCOMPtr<nsPIDOMWindowInner> window = GetOwner(); - if (NS_WARN_IF(!window)) { - aRv.Throw(NS_ERROR_FAILURE); - return; - } - - nsBrowserElement::GenerateAllowedAudioChannels(window, nullptr, nullptr, - aAudioChannels, aRv); - NS_WARNING_ASSERTION(!aRv.Failed(), "GenerateAllowedAudioChannels failed"); -} - -} // namespace system -} // namespace dom -} // namespace mozilla |