michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "CSFLog.h"
michael@0: #include "base/basictypes.h"
michael@0: #include "MediaStreamList.h"
michael@0: #ifdef MOZILLA_INTERNAL_API
michael@0: #include "mozilla/dom/MediaStreamListBinding.h"
michael@0: #endif
michael@0: #include "nsIScriptGlobalObject.h"
michael@0: #include "PeerConnectionImpl.h"
michael@0: #include "PeerConnectionMedia.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: 
michael@0: MediaStreamList::MediaStreamList(sipcc::PeerConnectionImpl* peerConnection,
michael@0:                                  StreamType type)
michael@0:   : mPeerConnection(peerConnection),
michael@0:     mType(type)
michael@0: {
michael@0:   SetIsDOMBinding();
michael@0: }
michael@0: 
michael@0: MediaStreamList::~MediaStreamList()
michael@0: {
michael@0: }
michael@0: 
michael@0: #ifdef MOZILLA_INTERNAL_API
michael@0: NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(MediaStreamList)
michael@0: #else
michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(MediaStreamList)
michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(MediaStreamList)
michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END
michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(MediaStreamList)
michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(MediaStreamList)
michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_END
michael@0: #endif
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTING_ADDREF(MediaStreamList)
michael@0: NS_IMPL_CYCLE_COLLECTING_RELEASE(MediaStreamList)
michael@0: NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MediaStreamList)
michael@0:   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
michael@0:   NS_INTERFACE_MAP_ENTRY(nsISupports)
michael@0: NS_INTERFACE_MAP_END
michael@0: 
michael@0: JSObject*
michael@0: MediaStreamList::WrapObject(JSContext* cx)
michael@0: {
michael@0: #ifdef MOZILLA_INTERNAL_API
michael@0:   return MediaStreamListBinding::Wrap(cx, this);
michael@0: #else
michael@0:   return nullptr;
michael@0: #endif
michael@0: }
michael@0: 
michael@0: nsISupports*
michael@0: MediaStreamList::GetParentObject()
michael@0: {
michael@0:   return mPeerConnection->GetWindow();
michael@0: }
michael@0: 
michael@0: template<class T>
michael@0: static DOMMediaStream*
michael@0: GetStreamFromInfo(T* info, bool& found)
michael@0: {
michael@0:   if (!info) {
michael@0:     found = false;
michael@0:     return nullptr;
michael@0:   }
michael@0: 
michael@0:   found = true;
michael@0:   return info->GetMediaStream();
michael@0: }
michael@0: 
michael@0: DOMMediaStream*
michael@0: MediaStreamList::IndexedGetter(uint32_t index, bool& found)
michael@0: {
michael@0:   if (!mPeerConnection->media()) { // PeerConnection closed
michael@0:     found = false;
michael@0:     return nullptr;
michael@0:   }
michael@0:   if (mType == Local) {
michael@0:     return GetStreamFromInfo(mPeerConnection->media()->
michael@0:       GetLocalStream(index), found);
michael@0:   }
michael@0: 
michael@0:   return GetStreamFromInfo(mPeerConnection->media()->
michael@0:     GetRemoteStream(index), found);
michael@0: }
michael@0: 
michael@0: uint32_t
michael@0: MediaStreamList::Length()
michael@0: {
michael@0:   if (!mPeerConnection->media()) { // PeerConnection closed
michael@0:     return 0;
michael@0:   }
michael@0:   return mType == Local ? mPeerConnection->media()->LocalStreamsLength() :
michael@0:       mPeerConnection->media()->RemoteStreamsLength();
michael@0: }
michael@0: 
michael@0: } // namespace dom
michael@0: } // namespace mozilla