internal StateMachineAction DequeueAction()
{
StateMachineAction action = this.Actions.Dequeue();
if (this.Actions.Count == 0)
{
_queueLocked = false;
}
return(action);
}
internal void ProcessActions(ActivityExecutionContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (!this.SchedulerBusy)
{
StateActivity state = (StateActivity)context.Activity;
if (this.Actions.Count == 0)
{
this.SubscriptionManager.ProcessQueue(context);
}
else
{
StateMachineAction action = this.Actions.Peek();
while (action.StateName.Equals(state.QualifiedName))
{
action = this.DequeueAction();
action.Execute(context);
if (this.SchedulerBusy)
{
return;
}
if (this.Actions.Count == 0)
{
break;
}
action = this.Actions.Peek();
}
if (this.Actions.Count > 0)
{
StateActivity activity3 = StateMachineHelpers.FindDynamicStateByName(StateMachineHelpers.GetRootState(state), action.StateName);
if (activity3 == null)
{
throw new InvalidOperationException(SR.GetInvalidStateMachineAction(action.StateName));
}
activity3.RaiseProcessActionEvent(context);
}
else
{
this.SubscriptionManager.ProcessQueue(context);
}
}
}
}
internal void EnqueueAction(StateMachineAction action)
{
Debug.Assert(!this._queueLocked);
this.Actions.Enqueue(action);
}
internal void ProcessActions(ActivityExecutionContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (this.SchedulerBusy)
{
return;
}
StateActivity state = (StateActivity)context.Activity;
if (this.Actions.Count == 0)
{
this.SubscriptionManager.ProcessQueue(context);
return;
}
StateMachineAction action = this.Actions.Peek();
while (action.StateName.Equals(state.QualifiedName))
{
action = DequeueAction();
action.Execute(context);
// If the previous action just
// requested something to the runtime
// scheduler, then we quit, since
// the scheduler takes precedence.
// we'll pick up the processing of actions
// after the scheduler return the control to us.
if (this.SchedulerBusy)
{
return;
}
if (this.Actions.Count == 0)
{
break;
}
action = this.Actions.Peek();
}
if (this.Actions.Count > 0)
{
StateActivity rootState = StateMachineHelpers.GetRootState(state);
StateActivity nextActionState = StateMachineHelpers.FindDynamicStateByName(rootState, action.StateName);
if (nextActionState == null)
{
throw new InvalidOperationException(SR.GetInvalidStateMachineAction(action.StateName));
}
nextActionState.RaiseProcessActionEvent(context);
}
else
{
this.SubscriptionManager.ProcessQueue(context);
}
}
internal void EnqueueAction(StateMachineAction action)
{
Debug.Assert(!this._queueLocked);
this.Actions.Enqueue(action);
}
internal void EnqueueAction(StateMachineAction action)
{
this.Actions.Enqueue(action);
}
internal void EnqueueAction(StateMachineAction action)
{
this.Actions.Enqueue(action);
}
