public void Add <Action>(ActionHandler <Action> handler, int priority)
{
Type actionType = typeof(Action);
ActionHandlerInfoCollection <Action> handlers = ActionHandlers[actionType] as ActionHandlerInfoCollection <Action>;
if (handlers == null)
{
handlers = new ActionHandlerInfoCollection <Action>();
ActionHandlers.Add(actionType, handlers);
}
handlers.Add(new ActionHandlerInfo <Action>(handler, priority));
}
public static ActionHandlerResult Invoke <Action>(Action args)
{
ActionHandlerResult result = null;
Type actionType = typeof(Action);
foreach (PluginBase plugin in s_Plugins)
{
if (plugin.Enable == false)
{
continue;
}
ActionHandlerInfoCollection <Action> actionHandlerInfos = plugin.ActionHandlers[actionType] as ActionHandlerInfoCollection <Action>;
if (actionHandlerInfos != null)
{
//处理器已经按优先级排序，优先级值低的先被调用
foreach (ActionHandlerInfo <Action> handlerInfo in actionHandlerInfos)
{
result = handlerInfo.Handler(args);
//不冒泡就停止后续处理器的执行
if (result != null && result.Bubble == false)
{
return(result);
}
}
}
}
if (result == null)
{
result = new ActionHandlerResult();
}
return(result);
}