public void Browse(CpMediaServer server, System.String ObjectID, Intel.UPNP.AV.CpContentDirectory.Enum_A_ARG_TYPE_BrowseFlag BrowseFlag, System.String Filter, System.UInt32 StartingIndex, System.UInt32 RequestedCount, System.String SortCriteria, object _Tag, Delegate_OnBrowseDone _Callback)
{
_RequestState state = new _RequestState();
state.Callback = _Callback;
state.Tag = _Tag;
state.Server = server;
server.ContentDirectory.Browse(ObjectID, BrowseFlag, Filter, StartingIndex, RequestedCount, SortCriteria, state, new Intel.UPNP.AV.CpContentDirectory.Delegate_OnResult_Browse(_OnBrowseDone));
}
private void Sink_OnBrowse(CpMediaServer server, System.String ObjectID, Intel.UPNP.AV.CpContentDirectory.Enum_A_ARG_TYPE_BrowseFlag BrowseFlag, System.String Filter, System.UInt32 StartingIndex, System.UInt32 RequestedCount, System.String SortCriteria, UPnPInvokeException e, Exception parseError, object _Tag, IUPnPMedia[] Result, System.UInt32 NumberReturned, System.UInt32 TotalMatches, System.UInt32 UpdateID)
{
if (server == this.m_Server)
{
if (ObjectID == this.m_Context)
{
if (_Tag == this.m_Container)
{
if ((e != null) || (parseError != null))
{
//error encountered
}
else
{
// add children
this.m_Children.AddRange(Result);
this.m_Container.AddObjects(Result, true);
if (this.OnIncrementalUpdate != null)
{
this.OnIncrementalUpdate(this, Result);
}
if (
((this.m_Children.Count == TotalMatches) && (NumberReturned > 0)) ||
((TotalMatches == 0) && (NumberReturned > 0))
)
{
// more items to come
this.m_CurrentIndex = NumberReturned;
DoNextBrowse();
}
else
{
lock (this)
{
// no more items, prune children from m_Container
ArrayList remove = new ArrayList();
foreach (IUPnPMedia m1 in this.m_Container.CompleteList)
{
bool found = false;
foreach (IUPnPMedia m2 in this.m_Children)
{
if (m1 == m2)
{
found = true;
break;
}
}
if (found == false)
{
remove.Add(m1);
}
}
this.m_Container.RemoveObjects(remove);
}
if (this.OnRefreshComplete != null)
{
IUPnPMedia[] list = (IUPnPMedia[])this.m_Children.ToArray(typeof(IUPnPMedia));
this.OnRefreshComplete(this, list);
}
}
}
}
}
}
}
private void _OnBrowseDone(CpContentDirectory sender, System.String ObjectID, Intel.UPNP.AV.CpContentDirectory.Enum_A_ARG_TYPE_BrowseFlag BrowseFlag, System.String Filter, System.UInt32 StartingIndex, System.UInt32 RequestedCount, System.String SortCriteria, System.String Result, System.UInt32 NumberReturned, System.UInt32 TotalMatches, System.UInt32 UpdateID, UPnPInvokeException e, object _Tag)
{
_RequestState state = (_RequestState)_Tag;
if (e != null)
{
state.Callback(state.Server, e, null, state.Tag, null, NumberReturned, TotalMatches, UpdateID);
}
else
{
try
{
ArrayList al = CpMediaBuilder.BuildMediaBranches(Result);
state.Callback(state.Server, e, null, state.Tag, (IUPnPMedia[])al.ToArray(typeof(IUPnPMedia)), NumberReturned, TotalMatches, UpdateID);
}
catch (Exception parseError)
{
state.Callback(state.Server, e, parseError, state.Tag, null, NumberReturned, TotalMatches, UpdateID);
}
}
}
