diff options
Diffstat (limited to 'dom/speakermanager/SpeakerManager.cpp')
| -rw-r--r-- | dom/speakermanager/SpeakerManager.cpp | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/dom/speakermanager/SpeakerManager.cpp b/dom/speakermanager/SpeakerManager.cpp deleted file mode 100644 index 2b30fa72c..000000000 --- a/dom/speakermanager/SpeakerManager.cpp +++ /dev/null @@ -1,217 +0,0 @@ -/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/* vim: set ts=8 sts=2 et sw=2 tw=80: */ -/* 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 "SpeakerManager.h" - -#include "mozilla/Services.h" - -#include "mozilla/dom/Event.h" - -#include "AudioChannelService.h" -#include "nsIDocShell.h" -#include "nsIDOMClassInfo.h" -#include "nsIDOMEventListener.h" -#include "nsIInterfaceRequestorUtils.h" -#include "nsIPermissionManager.h" -#include "SpeakerManagerService.h" - -namespace mozilla { -namespace dom { - -NS_IMPL_QUERY_INTERFACE_INHERITED(SpeakerManager, DOMEventTargetHelper, - nsIDOMEventListener) -NS_IMPL_ADDREF_INHERITED(SpeakerManager, DOMEventTargetHelper) -NS_IMPL_RELEASE_INHERITED(SpeakerManager, DOMEventTargetHelper) - -SpeakerManager::SpeakerManager() - : mForcespeaker(false) - , mVisible(false) -{ - SpeakerManagerService *service = - SpeakerManagerService::GetOrCreateSpeakerManagerService(); - MOZ_ASSERT(service); - service->RegisterSpeakerManager(this); -} - -SpeakerManager::~SpeakerManager() -{ - SpeakerManagerService *service = SpeakerManagerService::GetOrCreateSpeakerManagerService(); - MOZ_ASSERT(service); - - service->UnRegisterSpeakerManager(this); - nsCOMPtr<EventTarget> target = do_QueryInterface(GetOwner()); - NS_ENSURE_TRUE_VOID(target); - - target->RemoveSystemEventListener(NS_LITERAL_STRING("visibilitychange"), - this, - /* useCapture = */ true); -} - -bool -SpeakerManager::Speakerforced() -{ - // If a background app calls forcespeaker=true that doesn't change anything. - // 'speakerforced' remains false everywhere. - if (mForcespeaker && !mVisible) { - return false; - } - SpeakerManagerService *service = SpeakerManagerService::GetOrCreateSpeakerManagerService(); - MOZ_ASSERT(service); - return service->GetSpeakerStatus(); - -} - -bool -SpeakerManager::Forcespeaker() -{ - return mForcespeaker; -} - -void -SpeakerManager::SetForcespeaker(bool aEnable) -{ - SpeakerManagerService *service = SpeakerManagerService::GetOrCreateSpeakerManagerService(); - MOZ_ASSERT(service); - - service->ForceSpeaker(aEnable, mVisible); - mForcespeaker = aEnable; -} - -void -SpeakerManager::DispatchSimpleEvent(const nsAString& aStr) -{ - MOZ_ASSERT(NS_IsMainThread(), "Not running on main thread"); - nsresult rv = CheckInnerWindowCorrectness(); - if (NS_FAILED(rv)) { - return; - } - - RefPtr<Event> event = NS_NewDOMEvent(this, nullptr, nullptr); - event->InitEvent(aStr, false, false); - event->SetTrusted(true); - - rv = DispatchDOMEvent(nullptr, event, nullptr, nullptr); - if (NS_FAILED(rv)) { - NS_ERROR("Failed to dispatch the event!!!"); - return; - } -} - -void -SpeakerManager::Init(nsPIDOMWindowInner* aWindow) -{ - BindToOwner(aWindow); - - nsCOMPtr<nsIDocShell> docshell = GetOwner()->GetDocShell(); - NS_ENSURE_TRUE_VOID(docshell); - docshell->GetIsActive(&mVisible); - - nsCOMPtr<nsIDOMEventTarget> target = do_QueryInterface(GetOwner()); - NS_ENSURE_TRUE_VOID(target); - - target->AddSystemEventListener(NS_LITERAL_STRING("visibilitychange"), - this, - /* useCapture = */ true, - /* wantsUntrusted = */ false); -} - -nsPIDOMWindowInner* -SpeakerManager::GetParentObject() const -{ - return GetOwner(); -} - -/* static */ already_AddRefed<SpeakerManager> -SpeakerManager::Constructor(const GlobalObject& aGlobal, ErrorResult& aRv) -{ - nsCOMPtr<nsIScriptGlobalObject> sgo = do_QueryInterface(aGlobal.GetAsSupports()); - if (!sgo) { - aRv.Throw(NS_ERROR_FAILURE); - return nullptr; - } - - nsCOMPtr<nsPIDOMWindowInner> ownerWindow = do_QueryInterface(aGlobal.GetAsSupports()); - if (!ownerWindow) { - aRv.Throw(NS_ERROR_FAILURE); - return nullptr; - } - - nsCOMPtr<nsIPermissionManager> permMgr = services::GetPermissionManager(); - NS_ENSURE_TRUE(permMgr, nullptr); - - uint32_t permission = nsIPermissionManager::DENY_ACTION; - nsresult rv = - permMgr->TestPermissionFromWindow(ownerWindow, "speaker-control", - &permission); - NS_ENSURE_SUCCESS(rv, nullptr); - - if (permission != nsIPermissionManager::ALLOW_ACTION) { - aRv.Throw(NS_ERROR_DOM_SECURITY_ERR); - return nullptr; - } - - RefPtr<SpeakerManager> object = new SpeakerManager(); - object->Init(ownerWindow); - return object.forget(); -} - -JSObject* -SpeakerManager::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) -{ - return MozSpeakerManagerBinding::Wrap(aCx, this, aGivenProto); -} - -NS_IMETHODIMP -SpeakerManager::HandleEvent(nsIDOMEvent* aEvent) -{ - nsAutoString type; - aEvent->GetType(type); - - if (!type.EqualsLiteral("visibilitychange")) { - return NS_ERROR_FAILURE; - } - - nsCOMPtr<nsIDocShell> docshell = do_GetInterface(GetOwner()); - NS_ENSURE_TRUE(docshell, NS_ERROR_FAILURE); - docshell->GetIsActive(&mVisible); - - // If an app that has called forcespeaker=true is switched - // from the background to the foreground 'speakerforced' - // switches to true in all apps. I.e. the app doesn't have to - // call forcespeaker=true again when it comes into foreground. - SpeakerManagerService *service = - SpeakerManagerService::GetOrCreateSpeakerManagerService(); - MOZ_ASSERT(service); - - if (mVisible && mForcespeaker) { - service->ForceSpeaker(mForcespeaker, mVisible); - } - // If an application that has called forcespeaker=true, but no audio is - // currently playing in the app itself, if application switch to - // the background, we switch 'speakerforced' to false. - if (!mVisible && mForcespeaker) { - RefPtr<AudioChannelService> audioChannelService = - AudioChannelService::GetOrCreate(); - if (audioChannelService && !audioChannelService->AnyAudioChannelIsActive()) { - service->ForceSpeaker(false, mVisible); - } - } - return NS_OK; -} - -void -SpeakerManager::SetAudioChannelActive(bool isActive) -{ - if (mForcespeaker) { - SpeakerManagerService *service = - SpeakerManagerService::GetOrCreateSpeakerManagerService(); - MOZ_ASSERT(service); - service->ForceSpeaker(isActive, mVisible); - } -} - -} // namespace dom -} // namespace mozilla |