/// <summary>
/// Process exit event
/// </summary>
/// <param name="destinationState">Specifies destination state</param>
internal void Exit(MartyState destinationState)
{
// Start event processing.
this.ProcessingHandler(true);
// Block transitioning.
this.BlockTransitionHandler();
MartyState parentState = this.StateLookupHandler(this.ParentState);
// Check if destination state is a descendant of this state.
if (!this.IsDescendant(destinationState))
{
// Process this state's exit event.
this.EventHandler(MartyBase.Exit, null);
// Check if this state's parent needs to process its exit event.
if (!(this.ParentState == null || parentState.IsTopState || this.IsSibling(destinationState)))
{
// Process parent's exit event.
parentState.EventHandler(MartyBase.Exit, null);
}
}
// Stop event processing.
this.ProcessingHandler(false);
}
/// <summary>
/// Performs entry action
/// </summary>
/// <param name="source">Specifies source state</param>
internal void Enter(MartyState source)
{
// Mark that the event is being processed.
this.ProcessingHandler(true);
MartyState parentState = this.StateLookupHandler(this.ParentState);
// Check if parent's entry event needs processing.
if (!(null == parentState || parentState.IsTopState || source.IsAncestor(parentState) || this.IsDescendant(source)))
{
// Process parent's entry event.
parentState.EventHandler(MartyBase.Entry, null);
}
// Check if source is NOT a descendant.
if (!this.IsDescendant(source))
{
// Process
this.EventHandler(MartyBase.Entry, null);
}
// Release processing.
this.ProcessingHandler(false);
}
