/// <see cref="WorkQueue.IRequestHandler.HandleRequest"/>
public WorkQueue.Response HandleRequest(WorkQueue.Request req, WorkQueue srcQ)
{
// Background thread (maybe)
var preq = (PageRequest)req.Data;
// only deal with own requests; we shouldn't ever get here though
if (preq.srcPage != this)
{
return(null);
}
var res = new PageResponse();
res.pageData = new PageData();
WorkQueue.Response response;
try
{
PrepareImpl(ref res.pageData);
response = new WorkQueue.Response(req, true, res);
}
catch (Exception e)
{
// oops
response = new WorkQueue.Response(req, false, res, e.Message);
}
return(response);
}
/// <see cref="WorkQueue.IResponseHandler.CanHandleResponse"/>
public bool CanHandleResponse(WorkQueue.Response res, WorkQueue srcq)
{
var preq = (PageRequest)res.Request.Data;
// only deal with own requests
// we do this because if we delete a page we want any pending tasks to be discarded
if (preq.srcPage != this)
{
return(false);
}
else
{
return(true);
}
}
/// <see cref="WorkQueue.IResponseHandler.HandleResponse"/>
public void HandleResponse(WorkQueue.Response res, WorkQueue srcq)
{
// Main thread
var pres = (PageResponse)res.Data;
var preq = (PageRequest)res.Request.Data;
// only deal with own requests
if (preq.srcPage != this)
{
return;
}
// final loading behaviour
if (res.Succeeded)
{
Utility.Swap <List <PageContentCollection> >(ref this.mContentCollections, ref pres.pageData.collectionsToAdd);
LoadImpl();
}
this.mDeferredProcessInProgress = false;
}
