From 164885fd98d48703bd771f802d79557b7db97431 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Fri, 29 Oct 2021 22:28:12 +0800
Subject: =?UTF-8?q?*=20!!!=20=E5=85=81=E8=AE=B8NativeClass=E5=BB=B6?=
 =?UTF-8?q?=E5=90=8E=E7=BB=91=E5=AE=9AVM?=
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---
 Runtime/Lua/LuaBind/LuaBindClass.hpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'Runtime/Lua/LuaBind/LuaBindClass.hpp')

diff --git a/Runtime/Lua/LuaBind/LuaBindClass.hpp b/Runtime/Lua/LuaBind/LuaBindClass.hpp
index 1da8513..aed4741 100644
--- a/Runtime/Lua/LuaBind/LuaBindClass.hpp
+++ b/Runtime/Lua/LuaBind/LuaBindClass.hpp
@@ -81,6 +81,8 @@ namespace LuaBind
 
 	protected:
 
+		// 延后绑定VM
+		NativeClass();
         // 需要指明对象所属的虚拟机
 		NativeClass(LuaBind::VM* vm);
 		virtual ~NativeClass();
@@ -108,6 +110,9 @@ namespace LuaBind
 		// 创建userdata，绑定实例到state。
 		void BindToLua(State& state);
 
+		// 延后绑定VM，在BindToLua中设置
+		void LateBindVM(VM* vm);
+
 		//------------------------------------------------------------------------------//
 
 		// 公共内容
@@ -195,6 +200,12 @@ namespace LuaBind
         vm->RegisterClassI(state, sClassID, idx);
 	}
 
+	template<class TYPE, class BASE>
+	void NativeClass<TYPE, BASE>::LateBindVM(VM* vm)
+	{
+		mOwner = vm;
+	}
+
 	template<class TYPE, class BASE>
 	void NativeClass<TYPE, BASE>::PushClassTable(State& state)
 	{
@@ -202,6 +213,17 @@ namespace LuaBind
         vm->PushClassTable(state, sClassID);
 	}
 
+	template<class TYPE, class BASE>
+	NativeClass<TYPE, BASE>::NativeClass()
+		: mWatchDog()
+		, mUserdata(NULL)
+		, mOwner(NULL)
+#if LUA_BIND_PROFILER 
+		, mSafer(false)
+#endif
+	{
+	}
+
 	template<class TYPE, class BASE>
 	NativeClass<TYPE, BASE>::NativeClass(LuaBind::VM* vm)
 		: mWatchDog()
@@ -341,6 +363,11 @@ namespace LuaBind
 	{
         assert(!mUserdata);
 
+		if (mOwner == NULL)
+		{
+			LateBindVM(state.GetVM());
+		}
+
         // 创建userdata并留在栈顶，注意地址要转换为TYPE*，直接用this可能会导致多重继承的类丧失多态。
         // 如果直接传this进去，在多重继承情况下，是拿不到另一头的虚函数表的。所以这里需要将this
         // 转换为整个对象的低地址，这样可以拿到另一个基类的虚函数表，通过另一个基类实现多态。
-- 
cgit v1.1-26-g67d0