/// <summary>
/// 创建一个新的或者复用存在的UITask
/// </summary>
/// <param name="uiTaskRegisterItem"></param>
/// <returns></returns>
private UITask CreateOrGetUITaskInstance(UITaskRegisterItem uiTaskRegisterItem)
{
UITask instance = null;
if (uiTaskRegisterItem.AllowMultipleInstance)
{
//AllowMultipleInstance总是会创建出新的实例
instance = ClassLoader.CreateInstance(uiTaskRegisterItem.TypeFullName, uiTaskRegisterItem.Name) as UITask;
int instanceId = GetInstanceID(uiTaskRegisterItem.Name);
instance.SetInstanceID(instanceId);
}
else
{
//复用之前的UITask
List <UITask> uiTasks;
m_uiTaskDic.TryGetValue(uiTaskRegisterItem.Name, out uiTasks);
if (uiTasks != null && uiTasks.Count != 0)
{
instance = uiTasks[0];
}
else
{
//如果不存在，创建一个新的
instance = ClassLoader.CreateInstance(uiTaskRegisterItem.TypeFullName, uiTaskRegisterItem.Name) as UITask;
}
}
return(instance);
}
private void OnUITaskStart(UITask uiTask)
{
//加入栈
m_uiTaskStack.Add(uiTask);
if (!m_uiTaskDic.ContainsKey(uiTask.Name))
{
m_uiTaskDic.Add(uiTask.Name, new List <UITask>());
}
//加入字典
m_uiTaskDic[uiTask.Name].Add(uiTask);
}
/// <summary>
/// 当UITask销毁
/// </summary>
/// <param name="uiTask"></param>
private void OnUITaskStop(UITask uiTask)
{
//从字典中移除
m_uiTaskDic[uiTask.Name].Remove(uiTask);
if (m_uiTaskDic[uiTask.Name].Count == 0)
{
//重置最大ID
ResetInstanceID(uiTask.Name);
}
//从栈中移除
m_uiTaskStack.Remove(uiTask);
}
/// <summary>
/// 开启UITask
/// </summary>
/// <param name="uiTask"></param>
/// <param name="intent"></param>
/// <param name="onPrepareEnd"></param>
private void StartUITaskInternal(UITask uiTask, UIIntent intent, Action <bool> onPrepareEnd = null)
{
uiTask.PrapareDataForStart((res) => {
if (onPrepareEnd != null)
{
onPrepareEnd(res);
}
if (res)
{
StartOrResumeUITask(uiTask, intent);
}
else
{
Debug.LogError(string.Format("PrapareDataForStart Failed UITask Name:", uiTask.Name));
}
});
}
private void StartOrResumeUITask(UITask uiTask, UIIntent intent)
{
switch (uiTask.State)
{
case TaskState.Init:
uiTask.UpdateCtx.m_isInit = true;
uiTask.EventOnStop += () => { OnUITaskStop(uiTask); };
uiTask.EventOnStart += () => { OnUITaskStart(uiTask); };
uiTask.Start(intent);
break;
case TaskState.Paused:
uiTask.UpdateCtx.m_isResume = true;
uiTask.Resume(intent);
break;
case TaskState.Runing:
uiTask.OnNewIntent(intent);
break;
}
}