Add m-esr52 at 52.6.0

1 files changed, 104 insertions, 0 deletions

diff --git a/media/webrtc/signaling/src/peerconnection/MediaStreamList.cpp b/media/webrtc/signaling/src/peerconnection/MediaStreamList.cpp
new file mode 100644
index 000000000..f10b4447f
--- /dev/null
+++ b/media/webrtc/signaling/src/peerconnection/MediaStreamList.cpp
@@ -0,0 +1,104 @@
+/* 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 "CSFLog.h"
+#include "base/basictypes.h"
+#include "MediaStreamList.h"
+#ifdef MOZILLA_INTERNAL_API
+#include "mozilla/dom/MediaStreamListBinding.h"
+#endif
+#include "nsIScriptGlobalObject.h"
+#include "PeerConnectionImpl.h"
+#include "PeerConnectionMedia.h"
+
+namespace mozilla {
+namespace dom {
+
+MediaStreamList::MediaStreamList(PeerConnectionImpl* peerConnection,
+                                 StreamType type)
+  : mPeerConnection(peerConnection),
+    mType(type)
+{
+}
+
+MediaStreamList::~MediaStreamList()
+{
+}
+
+#ifdef MOZILLA_INTERNAL_API
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(MediaStreamList)
+#else
+NS_IMPL_CYCLE_COLLECTION_CLASS(MediaStreamList)
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(MediaStreamList)
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(MediaStreamList)
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(MediaStreamList)
+NS_IMPL_CYCLE_COLLECTION_TRACE_END
+#endif
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(MediaStreamList)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(MediaStreamList)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MediaStreamList)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+JSObject*
+MediaStreamList::WrapObject(JSContext* cx, JS::Handle<JSObject*> aGivenProto)
+{
+#ifdef MOZILLA_INTERNAL_API
+  return MediaStreamListBinding::Wrap(cx, this, aGivenProto);
+#else
+  return nullptr;
+#endif
+}
+
+nsISupports*
+MediaStreamList::GetParentObject()
+{
+  return mPeerConnection->GetWindow();
+}
+
+template<class T>
+static DOMMediaStream*
+GetStreamFromInfo(T* info, bool& found)
+{
+  if (!info) {
+    found = false;
+    return nullptr;
+  }
+
+  found = true;
+  return info->GetMediaStream();
+}
+
+DOMMediaStream*
+MediaStreamList::IndexedGetter(uint32_t index, bool& found)
+{
+  if (!mPeerConnection->media()) { // PeerConnection closed
+    found = false;
+    return nullptr;
+  }
+  if (mType == Local) {
+    return GetStreamFromInfo(mPeerConnection->media()->
+      GetLocalStreamByIndex(index), found);
+  }
+
+  return GetStreamFromInfo(mPeerConnection->media()->
+    GetRemoteStreamByIndex(index), found);
+}
+
+uint32_t
+MediaStreamList::Length()
+{
+  if (!mPeerConnection->media()) { // PeerConnection closed
+    return 0;
+  }
+  return mType == Local ? mPeerConnection->media()->LocalStreamsLength() :
+      mPeerConnection->media()->RemoteStreamsLength();
+}
+
+} // namespace dom
+} // namespace mozilla