public void SubscribeToComponentStateRequest <T>(Action <ComponentStateRequest <T> > componentStateRequestHandler,
ComponentId componentId = ComponentId.UNDEFINED,
ThreadType threadType = ThreadType.PublisherThread) where T : RequestedComponentState
{
Predicate <ComponentStateRequest <T> > filter = null;
if (componentId != ComponentId.UNDEFINED)
{
filter = chg => chg.Id == componentId;
}
_eventAggregator.GetEvent <ComponentStateRequestEvent <ComponentStateRequest <T> > >().Unsubscribe(componentStateRequestHandler);
_eventAggregator.GetEvent <ComponentStateRequestEvent <ComponentStateRequest <T> > >().Subscribe(componentStateRequestHandler,
threadType.ToThreadOption(), true, filter);
}
public void SubscribeToComponentStateChange <T>(Action <ComponentStateChange <T> > componentStateChangeHandler,
ComponentId componentId = ComponentId.UNDEFINED,
ThreadType threadType = ThreadType.PublisherThread) where T : ComponentState
{
Predicate <ComponentStateChange <T> > filter = null;
if (componentId != ComponentId.UNDEFINED)
{
filter = chg => chg.Id == componentId;
}
_eventAggregator.GetEvent <ComponentStateChangeEvent <ComponentStateChange <T> > >().Unsubscribe(componentStateChangeHandler);
_eventAggregator.GetEvent <ComponentStateChangeEvent <ComponentStateChange <T> > >().Subscribe(componentStateChangeHandler,
threadType.ToThreadOption(), true, filter);
if (componentId != ComponentId.UNDEFINED)
{
var currentComponentState = CurrentComponentState <T>(componentId);
if (currentComponentState != null)
{
componentStateChangeHandler(currentComponentState.ToComponentStateChange());
}
}
}