//初始化核心数据，加载“UI窗体路径”到集合中。
public void Awake()
{
//字段初始化
_DicALLUIForms = new Dictionary <string, BaseUIForm>();
_DicCurrentShowUIForms = new Dictionary <string, BaseUIForm>();
_StaCurrentUIForms = new Stack <BaseUIForm>();
//初始化加载（根UI窗体）Canvas预设
InitRootCanvasLoading();
//得到UI根节点、全屏节点、固定节点、弹出节点
_TraCanvasTransfrom = GameObject.FindGameObjectWithTag(SysDefine.SYS_TAG_CANVAS).transform;
_TraNormal = UnityHelper.FindTheChildNode(_TraCanvasTransfrom.gameObject, SysDefine.SYS_NORMAL_NODE);
_TraFixed = UnityHelper.FindTheChildNode(_TraCanvasTransfrom.gameObject, SysDefine.SYS_FIXED_NODE);
_TraPopUp = UnityHelper.FindTheChildNode(_TraCanvasTransfrom.gameObject, SysDefine.SYS_POPUP_NODE);
_TraUIScripts = UnityHelper.FindTheChildNode(_TraCanvasTransfrom.gameObject, SysDefine.SYS_SCRIPTMANAGER_NODE);
GuideMask = UnityHelper.FindTheChildNode(_TraCanvasTransfrom.gameObject, SysDefine.GUIDE_MASK);
var ca = UnityHelper.FindTheChildNode(_TraCanvasTransfrom.gameObject, "UICamera");
GlobalObj.InitUiCamera(ca.GetComponent <Camera>());
GlobalObj.InitCanvas(_TraCanvasTransfrom);
GlobalObj.InitGuideMask(GuideMask);
//把本脚本作为“根UI窗体”的子节点。
this.gameObject.transform.SetParent(_TraUIScripts, false);
//"根UI窗体"在场景转换的时候，不允许销毁
DontDestroyOnLoad(_TraCanvasTransfrom);
}