From 70b82d1981c0de3c7b77670ff8abcfeb26815142 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Tue, 12 Mar 2019 00:39:26 +0800
Subject: *misc

---
 Source/3rdParty/Luax/luax_state.inl | 110 ++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 Source/3rdParty/Luax/luax_state.inl

(limited to 'Source/3rdParty/Luax/luax_state.inl')

diff --git a/Source/3rdParty/Luax/luax_state.inl b/Source/3rdParty/Luax/luax_state.inl
new file mode 100644
index 0000000..1515123
--- /dev/null
+++ b/Source/3rdParty/Luax/luax_state.inl
@@ -0,0 +1,110 @@
+
+// 针对普通类和单例类有不同的注册过程，通过LuaxState的两个工厂方法Register_实现
+
+// 注册工厂，分为注册interface table和class table，以type name为键设置在名称空间上。在注册阶段不会设置元表，等到New方法调用的时候才会。
+
+template<typename T>
+void LuaxState::RegisterFactory()
+{
+	lua_State* L = mState;
+
+	int top = lua_gettop(L); // namespace table
+
+	const char* type = T::GetLuaxFactoryName();
+
+	// interface table.
+	lua_newtable(L);
+
+	int idx = AbsIndex(-1);
+
+	LuaxClass::RegisterLuaxInterface<T>(*this);
+	T::RegisterLuaxInterface(*this);
+
+	// 检测T里面是否没有注册必须的方法
+#define assertMethods(I, NAME)\
+	GetField(I, NAME);\
+	assert(IsType(-1, LUA_TFUNCTION));\
+	Pop();
+
+	assertMethods(idx, "New");
+
+#undef assertMethods
+
+	lua_settop(L, top);
+
+	// class table.
+	lua_newtable(L);
+
+	assert(lua_istable(L, -1));
+
+	lua_pushvalue(L, -1);
+
+	LuaxClass::RegisterLuaxClass<T>(*this);
+	LuaxClass::RegisterLuaxFactoryClass<T>(*this);
+	T::RegisterLuaxClass(*this);
+
+	SetField(top, type);
+
+	// reset top
+	lua_settop(L, top);
+
+}
+
+// 注册单例
+template<typename T>
+void LuaxState::RegisterSingleton()
+{
+	lua_State* L = mState;
+
+	int top = lua_gettop(L); // namespace table
+
+	const char* type = T::GetLuaxSingletonName();
+
+	// class table.
+	lua_newtable(L);
+
+	assert(lua_istable(L, -1));
+
+	lua_pushvalue(L, -1);
+
+	LuaxClass::RegisterLuaxClass<T>(*this);
+	LuaxClass::RegisterLuaxFactoryClass<T>(*this);
+	T::RegisterLuaxClass(*this);
+
+	SetField(top, type);
+
+	// reset top
+	lua_settop(L, top);
+
+}
+
+template<typename T>
+void LuaxState::SetField(int idx, cc8* key, T value)
+{
+	if (IsTableOrUserdata(idx))
+	{
+		idx = AbsIndex(idx);
+		this->Push(value);
+		lua_setfield(mState, idx, key);
+	}
+}
+
+template<typename T>
+T LuaxState::GetField(int idx, cc8* key, T value)
+{
+	GetField(idx, key);
+	T result = GetValue < T >(-1, value);
+	this->Pop();
+
+	return result;
+}
+	
+template<typename T>
+T LuaxState::GetField(int idx, int key, T value)
+{
+	GetField(idx, key);
+	T result = GetValue < T >(-1, value);
+	Pop();
+
+	return result;
+}
-- 
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