/// <summary>
/// Constructor
/// </summary>
/// <param name="config"></param>
/// <param name="ec"></param>
/// <param name="listener"></param>
private ListenAction(ListenScope listenScope, ElementContext ec, HandleUIAutomationEventMessage listener)
{
this.Id = Guid.NewGuid();
this.ElementContext = ec;
this.EventListener = new EventListenerFactory(ec.Element, listenScope);
this.ExternalListener = listener;
}
/// <summary>
/// Cosntructor.
/// </summary>
/// <param name="peDelegate"></param>
/// <param name="rootElement">can be null but it is only for global events like focusChanged</param>
/// <param name="scope"></param>
public EventListenerFactory(A11yElement rootElement, ListenScope scope)
{
this.RootElement = rootElement;
this.Scope = GetUIAScope(scope);
this.EventListeners = new Dictionary <int, EventListener>();
//Start worker thread
StartWorkerThread();
}
/// <summary>
/// Create new Instance of ListenAction
/// </summary>
/// <param name="config"></param>
/// <param name="ecId"></param>
/// <param name="listener"></param>
/// <returns></returns>
public static Guid CreateInstance(ListenScope listenScope, Guid ecId, HandleUIAutomationEventMessage listener)
{
var ec = DataManager.GetDefaultInstance().GetElementContext(ecId);
var la = new ListenAction(listenScope, ec, listener);
sListenActions.Add(la.Id, la);
return(la.Id);
}
private static TreeScope GetUIAScope(ListenScope listenScope)
{
switch (listenScope)
{
case ListenScope.Element:
return(TreeScope.TreeScope_Element);
case ListenScope.Descendants:
return(TreeScope.TreeScope_Descendants);
default:
return(TreeScope.TreeScope_Subtree);
}
}
