private bool SetContainerContext(ContextInfo ci, IMediaContainer context)
{
bool retVal = false;
bool fwd = false, bk = false;
// check against forward contexts
fwd = IsValidContext(context, ci.ForwardContexts, false);
// check against current/entire context
if (fwd == false)
{
bk = IsValidContext(context, ci.EntireContext, false);
}
// if selecting a valid context...
if (fwd)
{
// going forward, so push the desired context
// to our stack context
lock (this)
{
ci.m_Context.Push(context);
// if new context is a root container, set the server context
if ((context.IsRootContainer) && (!(context is CpRootCollectionContainer)))
{
CpRootContainer root = context as CpRootContainer;
if (root != null)
{
ci.m_ServerContext = root.Server;
}
}
}
retVal = true;
}
else if (bk)
{
lock(this)
{
// going back, so pop the stack until
// we get to the desired context
// and then refresh
while ((this.CurrentContext != context) && (this.m_Context.m_Context.Count > 1))
{
this.m_Context.m_Context.Pop();
}
if (this.m_Context.m_Context.Count == 1)
{
this.m_Context.m_ServerContext = null;
}
}
retVal = true;
}
return retVal;
}
public void SetContext(ContextInfo ci)
{
// we'll track our progress using m_PendingContext
this.m_PendingContext = new ContextInfo();
this.m_PendingContext.m_Context.Push(this.m_Roots.AllRoots);
this.m_TargetContext = ci;
// iterate through the container context in reverse order,
// try to change context each time
IList list = ci.EntireContext;
for (int i= list.Count-1; i > 0; i--)
{
//TODO:
}
}
private void Init(int capacity)
{
this.m_Children = new ArrayList();
this.m_Roots = ContainerDiscovery.GetInstance();
this.m_Context = new ContextInfo();
this.m_Context.m_Context.Push(this.m_Roots.AllRoots);
this.m_HistorySize = capacity;
if (this.m_HistorySize > 0)
{
this.m_History = new ArrayList(capacity);
}
else
{
this.m_History = new ArrayList();
}
}
public object Clone()
{
ContextInfo ci = new ContextInfo();
ci.m_Context = this.m_Context;
ci.m_ServerContext = this.m_ServerContext;
return ci;
}