public void SetState(string targetStateName)
{
if (targetStateName == null)
{
throw new ArgumentNullException("targetStateName");
}
if (!(this.FindActivityByQualifiedName(targetStateName) is StateActivity))
{
throw new ArgumentOutOfRangeException("targetStateName");
}
SetStateEventArgs item = new SetStateEventArgs(targetStateName);
this.WorkflowInstance.EnqueueItemOnIdle("SetStateQueue", item, null, null);
}
internal override void ProcessEvent(ActivityExecutionContext context)
{
SetStateEventArgs args = context.GetService <WorkflowQueuingService>().GetWorkflowQueue("SetStateQueue").Dequeue() as SetStateEventArgs;
StateActivity currentState = StateMachineHelpers.GetCurrentState(context);
if (currentState == null)
{
throw new InvalidOperationException(SR.GetStateMachineWorkflowMustHaveACurrentState());
}
StateMachineExecutionState state = StateMachineExecutionState.Get(StateMachineHelpers.GetRootState((StateActivity)context.Activity));
SetStateAction action = new SetStateAction(currentState.QualifiedName, args.TargetStateName);
state.EnqueueAction(action);
state.ProcessActions(context);
}
public void SetState(string targetStateName)
{
if (targetStateName == null)
{
throw new ArgumentNullException("targetStateName");
}
StateActivity targetState = FindActivityByQualifiedName(targetStateName) as StateActivity;
if (targetState == null)
{
throw new ArgumentOutOfRangeException("targetStateName");
}
SetStateEventArgs eventArgs = new SetStateEventArgs(targetStateName);
this.WorkflowInstance.EnqueueItemOnIdle(System.Workflow.Activities.StateMachineWorkflowActivity.SetStateQueueName, eventArgs, null, null);
}
internal override void ProcessEvent(ActivityExecutionContext context)
{
WorkflowQueuingService workflowQueuingService = context.GetService <WorkflowQueuingService>();
WorkflowQueue workflowQueue = workflowQueuingService.GetWorkflowQueue(StateMachineWorkflowActivity.SetStateQueueName);
SetStateEventArgs eventArgs = workflowQueue.Dequeue() as SetStateEventArgs;
StateActivity currentState = StateMachineHelpers.GetCurrentState(context);
if (currentState == null)
{
throw new InvalidOperationException(SR.GetStateMachineWorkflowMustHaveACurrentState());
}
StateActivity rootState = StateMachineHelpers.GetRootState((StateActivity)context.Activity);
StateMachineExecutionState executionState = StateMachineExecutionState.Get(rootState);
SetStateAction action = new SetStateAction(currentState.QualifiedName, eventArgs.TargetStateName);
Debug.Assert(!executionState.HasEnqueuedActions);
executionState.EnqueueAction(action);
executionState.ProcessActions(context);
}
/// <exclude />
protected override ActivityExecutionStatus Execute(ActivityExecutionContext executionContext)
{
StateMachineWorkflowInstance instance = WorkflowFacade.GetStateMachineWorkflowInstance(this.WorkflowInstanceId);
bool result = Condition.Evaluate(this, executionContext);
SetStateEventArgs args;
if (result)
{
args = new SetStateEventArgs(this.TrueTargetStateName);
}
else
{
args = new SetStateEventArgs(this.FalseTargetStateName);
}
// instance.EnqueueItemOnIdle("SetStateQueue", args, null, null);
return ActivityExecutionStatus.Closed;
}
public void SetState(string targetStateName)
{
if (targetStateName == null)
throw new ArgumentNullException("targetStateName");
StateActivity targetState = FindActivityByQualifiedName(targetStateName) as StateActivity;
if (targetState == null)
throw new ArgumentOutOfRangeException("targetStateName");
SetStateEventArgs eventArgs = new SetStateEventArgs(targetStateName);
this.WorkflowInstance.EnqueueItemOnIdle(System.Workflow.Activities.StateMachineWorkflowActivity.SetStateQueueName, eventArgs, null, null);
}
public void SetState(string targetStateName)
{
if (targetStateName == null)
{
throw new ArgumentNullException("targetStateName");
}
if (!(this.FindActivityByQualifiedName(targetStateName) is StateActivity))
{
throw new ArgumentOutOfRangeException("targetStateName");
}
SetStateEventArgs item = new SetStateEventArgs(targetStateName);
this.WorkflowInstance.EnqueueItemOnIdle("SetStateQueue", item, null, null);
}