private IUpdateEvent ResumeHandler(ref EventArgs ea, IDictionary <string, object> globals)
{
IResume ir = (IResume)ea;
var label = ir.ResumeWith();
ea = null;
if (String.IsNullOrEmpty(label)) // resume current
{
scheduler.nextEventTime = scheduler.Resume();
}
else if (label.StartsWith(Util.LABEL_IDENT, Util.IC)) // resume specified
{
scheduler.Suspend();
scheduler.Launch(label);
}
else // resume chat returned by Find
{
scheduler.Suspend();
UpdateFinder(ref findDelegate, label);
runtime.FindAsync(findDelegate, globals);
}
return(null);
}
internal IUpdateEvent HandleCommand(Command cmd,
IDictionary <string, object> globals)
{
if (ChatRuntime.LOG_FILE != null)
{
WriteToLog(cmd);
}
cmd.Resolve(globals);
if (cmd is ISendable)
{
if (cmd.GetType() == typeof(Wait))
{
if (cmd.delay > Util.INFINITE) // non-infinite WAIT?
{
// just pause internally, no event needs to be fired
ComputeNextEventTime(cmd);
return(null);
}
scheduler.Suspend(); // suspend on infinite WAIT
}
else if (cmd is Ask)
{
scheduler.prompt = (Ask)cmd;
scheduler.Suspend(); // wait on ChoiceEvent
}
else
{
ComputeNextEventTime(cmd); // compute delay for next cmd
}
return(new UpdateEvent(cmd.Resolve(globals))); // fire event
}
else if (cmd is Find)
{
scheduler.Completed(false);
runtime.FindAsync((Find)cmd); // finish, then do the Find
}
return(null);
}