protected override void Awake()
{
base.Awake();
if (_uiRootTrans == null)
{
//_uiRootTrans = Instantiate(Resources.Load<Transform>("Prefabs/UI/Canvas"));
_uiRootTrans = GameObject.Find("Canvas").transform;
DontDestroyOnLoad(_uiRootTrans);
}
_dicAllUI = new Dictionary <EUiId, BaseView>();
_dicShownUI = new Dictionary <EUiId, BaseView>();
_stackReturnInfor = new Stack <UIReturnInfor>();
_normalUIRoot = new GameObject("NormalUIRoot").transform;
GlobalTools.AddChildToParent(_uiRootTrans, _normalUIRoot);
GlobalTools.SetLayer(_uiRootTrans.gameObject.layer, _normalUIRoot);
_keepAboveUIRoot = new GameObject("KeepAboveUIRoot").transform;
GlobalTools.AddChildToParent(_uiRootTrans, _keepAboveUIRoot);
GlobalTools.SetLayer(_uiRootTrans.gameObject.layer, _keepAboveUIRoot);
_topUIRoot = new GameObject("TopUIRoot").transform;
GlobalTools.AddChildToParent(_uiRootTrans, _topUIRoot);
GlobalTools.SetLayer(_uiRootTrans.gameObject.layer, _topUIRoot);
}
public BaseView JudgeShowUI(EUiId uiId)
{
//First、FirstOrDefault的区别在于：当没有元素满足条件时，一个抛出异常，一个返回默认值。
BaseView baseUI = _dicAllUI.FirstOrDefault(t => t.Key == uiId).Value;
//如果baseui在字典里面没有查找到，说明该窗体还没有加载过
if (baseUI == null)
{
Type type = Type.GetType(uiId.ToString());
BaseView theUI = Instantiate(Resources.Load <GameObject>("Prefabs/UI/" + uiId.ToString())).AddComponent(type) as BaseView;
if (theUI != null)
{
Transform theRoot = GetUIRoot(theUI);
GlobalTools.AddChildToParent(theRoot, theUI.transform);
_dicAllUI[uiId] = theUI;
baseUI = theUI;
}
else
{
Debug.LogError("Load UI Null");
}
}
UpDateStack(baseUI);
return(baseUI);
}