Line data    Source code

       1             : /* This Source Code Form is subject to the terms of the Mozilla Public
       2             :  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
       3             :  * You can obtain one at http://mozilla.org/MPL/2.0/. */
       4             : 
       5             : #include "CSFLog.h"
       6             : #include "base/basictypes.h"
       7             : #include "MediaStreamList.h"
       8             : #include "mozilla/dom/MediaStreamListBinding.h"
       9             : #include "nsIScriptGlobalObject.h"
      10             : #include "PeerConnectionImpl.h"
      11             : #include "PeerConnectionMedia.h"
      12             : 
      13             : namespace mozilla {
      14             : namespace dom {
      15             : 
      16           0 : MediaStreamList::MediaStreamList(PeerConnectionImpl* peerConnection,
      17           0 :                                  StreamType type)
      18             :   : mPeerConnection(peerConnection),
      19           0 :     mType(type)
      20             : {
      21           0 : }
      22             : 
      23           0 : MediaStreamList::~MediaStreamList()
      24             : {
      25           0 : }
      26             : 
      27           0 : NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(MediaStreamList)
      28             : 
      29           0 : NS_IMPL_CYCLE_COLLECTING_ADDREF(MediaStreamList)
      30           0 : NS_IMPL_CYCLE_COLLECTING_RELEASE(MediaStreamList)
      31           0 : NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MediaStreamList)
      32           0 :   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
      33           0 :   NS_INTERFACE_MAP_ENTRY(nsISupports)
      34           0 : NS_INTERFACE_MAP_END
      35             : 
      36             : JSObject*
      37           0 : MediaStreamList::WrapObject(JSContext* cx, JS::Handle<JSObject*> aGivenProto)
      38             : {
      39           0 :   return MediaStreamListBinding::Wrap(cx, this, aGivenProto);
      40             : }
      41             : 
      42             : nsISupports*
      43           0 : MediaStreamList::GetParentObject()
      44             : {
      45           0 :   return mPeerConnection->GetWindow();
      46             : }
      47             : 
      48             : template<class T>
      49             : static DOMMediaStream*
      50           0 : GetStreamFromInfo(T* info, bool& found)
      51             : {
      52           0 :   if (!info) {
      53           0 :     found = false;
      54           0 :     return nullptr;
      55             :   }
      56             : 
      57           0 :   found = true;
      58           0 :   return info->GetMediaStream();
      59             : }
      60             : 
      61             : DOMMediaStream*
      62           0 : MediaStreamList::IndexedGetter(uint32_t index, bool& found)
      63             : {
      64           0 :   if (!mPeerConnection->media()) { // PeerConnection closed
      65           0 :     found = false;
      66           0 :     return nullptr;
      67             :   }
      68           0 :   if (mType == Local) {
      69           0 :     return GetStreamFromInfo(mPeerConnection->media()->
      70           0 :       GetLocalStreamByIndex(index), found);
      71             :   }
      72             : 
      73           0 :   return GetStreamFromInfo(mPeerConnection->media()->
      74           0 :     GetRemoteStreamByIndex(index), found);
      75             : }
      76             : 
      77             : uint32_t
      78           0 : MediaStreamList::Length()
      79             : {
      80           0 :   if (!mPeerConnection->media()) { // PeerConnection closed
      81           0 :     return 0;
      82             :   }
      83           0 :   return mType == Local ? mPeerConnection->media()->LocalStreamsLength() :
      84           0 :       mPeerConnection->media()->RemoteStreamsLength();
      85             : }
      86             : 
      87             : } // namespace dom
      88             : } // namespace mozilla