public bool TryDelayWrapLoader(RealStatePtr L, Type type)
{
if (loaded_types.ContainsKey(type))
{
return(true);
}
loaded_types.Add(type, true);
LuaAPI.luaL_newmetatable(L, type.FullName); //先建一个metatable，因为加载过程可能会需要用到
LuaAPI.lua_pop(L, 1);
Action <RealStatePtr> loader;
int top = LuaAPI.lua_gettop(L);
if (delayWrap.TryGetValue(type, out loader))
{
delayWrap.Remove(type);
loader(L);
}
else
{
Utils.ReflectionWrap(L, type);
#if NOT_GEN_WARNING
#if !XLUA_GENERAL
UnityEngine.Debug.LogWarning(string.Format("{0} not gen, using reflection instead", type));
#else
System.Console.WriteLine(string.Format("Warning: {0} not gen, using reflection instead", type));
#endif
#endif
}
if (top != LuaAPI.lua_gettop(L))
{
throw new Exception("top change, before:" + top + ", after:" + LuaAPI.lua_gettop(L));
}
foreach (var nested_type in type.GetNestedTypes())
{
if ((!nested_type.IsAbstract && typeof(Delegate).IsAssignableFrom(nested_type)) ||
nested_type.IsGenericTypeDefinition)
{
continue;
}
TryDelayWrapLoader(L, nested_type);
}
return(true);
}
public static void ReflectionWrap(RealStatePtr L, Type type)
{
int top_enter = LuaAPI.lua_gettop(L);
ObjectTranslator translator = ObjectTranslatorPool.Instance.Find(L);
//create obj meta table
LuaAPI.luaL_getmetatable(L, type.FullName);
if (LuaAPI.lua_isnil(L, -1))
{
LuaAPI.lua_pop(L, 1);
LuaAPI.luaL_newmetatable(L, type.FullName);
}
LuaAPI.lua_pushlightuserdata(L, LuaAPI.xlua_tag());
LuaAPI.lua_pushnumber(L, 1);
LuaAPI.lua_rawset(L, -3);
int obj_meta = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int cls_meta = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int obj_field = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int obj_getter = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int obj_setter = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int cls_field = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int cls_getter = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int cls_setter = LuaAPI.lua_gettop(L);
LuaCSFunction item_getter;
LuaCSFunction item_setter;
makeReflectionWrap(L, type, cls_field, cls_getter, cls_setter, obj_field, obj_getter, obj_setter, obj_meta,
out item_getter, out item_setter);
// init obj metatable
LuaAPI.xlua_pushasciistring(L, "__gc");
LuaAPI.lua_pushstdcallcfunction(L, translator.metaFunctions.GcMeta);
LuaAPI.lua_rawset(L, obj_meta);
LuaAPI.xlua_pushasciistring(L, "__tostring");
LuaAPI.lua_pushstdcallcfunction(L, translator.metaFunctions.ToStringMeta);
LuaAPI.lua_rawset(L, obj_meta);
LuaAPI.xlua_pushasciistring(L, "__index");
LuaAPI.lua_pushvalue(L, obj_field);
LuaAPI.lua_pushvalue(L, obj_getter);
translator.PushFixCSFunction(L, item_getter);
translator.PushAny(L, type.BaseType);
LuaAPI.xlua_pushasciistring(L, Utils.LuaIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
LuaAPI.lua_pushnil(L);
LuaAPI.gen_obj_indexer(L);
//store in lua indexs function tables
LuaAPI.xlua_pushasciistring(L, Utils.LuaIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
translator.Push(L, type);
LuaAPI.lua_pushvalue(L, -3);
LuaAPI.lua_rawset(L, -3);
LuaAPI.lua_pop(L, 1);
LuaAPI.lua_rawset(L, obj_meta); // set __index
LuaAPI.xlua_pushasciistring(L, "__newindex");
LuaAPI.lua_pushvalue(L, obj_setter);
translator.PushFixCSFunction(L, item_setter);
translator.Push(L, type.BaseType);
LuaAPI.xlua_pushasciistring(L, Utils.LuaNewIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
LuaAPI.lua_pushnil(L);
LuaAPI.gen_obj_newindexer(L);
//store in lua newindexs function tables
LuaAPI.xlua_pushasciistring(L, Utils.LuaNewIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
translator.Push(L, type);
LuaAPI.lua_pushvalue(L, -3);
LuaAPI.lua_rawset(L, -3);
LuaAPI.lua_pop(L, 1);
LuaAPI.lua_rawset(L, obj_meta); // set __newindex
//finish init obj metatable
LuaAPI.xlua_pushasciistring(L, "UnderlyingSystemType");
translator.PushAny(L, type);
LuaAPI.lua_rawset(L, cls_field);
if (type != null && type.IsEnum)
{
LuaAPI.xlua_pushasciistring(L, "__CastFrom");
translator.PushFixCSFunction(L, genEnumCastFrom(type));
LuaAPI.lua_rawset(L, cls_field);
}
//set cls_field to namespace
SetCSTable(L, type, cls_field);
//finish set cls_field to namespace
//init class meta
LuaAPI.xlua_pushasciistring(L, "__index");
LuaAPI.lua_pushvalue(L, cls_getter);
LuaAPI.lua_pushvalue(L, cls_field);
translator.Push(L, type.BaseType);
LuaAPI.xlua_pushasciistring(L, Utils.LuaClassIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
LuaAPI.gen_cls_indexer(L);
//store in lua indexs function tables
LuaAPI.xlua_pushasciistring(L, Utils.LuaClassIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
translator.Push(L, type);
LuaAPI.lua_pushvalue(L, -3);
LuaAPI.lua_rawset(L, -3);
LuaAPI.lua_pop(L, 1);
LuaAPI.lua_rawset(L, cls_meta); // set __index
LuaAPI.xlua_pushasciistring(L, "__newindex");
LuaAPI.lua_pushvalue(L, cls_setter);
translator.Push(L, type.BaseType);
LuaAPI.xlua_pushasciistring(L, Utils.LuaClassNewIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
LuaAPI.gen_cls_newindexer(L);
//store in lua newindexs function tables
LuaAPI.xlua_pushasciistring(L, Utils.LuaClassNewIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
translator.Push(L, type);
LuaAPI.lua_pushvalue(L, -3);
LuaAPI.lua_rawset(L, -3);
LuaAPI.lua_pop(L, 1);
LuaAPI.lua_rawset(L, cls_meta); // set __newindex
LuaCSFunction constructor = translator.methodWrapsCache.GetConstructorWrap(type);
if (constructor == null)
{
constructor = (RealStatePtr LL) =>
{
return(LuaAPI.luaL_error(LL, "No constructor for " + type));
};
}
LuaAPI.xlua_pushasciistring(L, "__call");
translator.PushFixCSFunction(L, constructor);
LuaAPI.lua_rawset(L, cls_meta);
LuaAPI.lua_pushvalue(L, cls_meta);
LuaAPI.lua_setmetatable(L, cls_field);
LuaAPI.lua_pop(L, 8);
System.Diagnostics.Debug.Assert(top_enter == LuaAPI.lua_gettop(L));
}
//meta: -4, method:-3, getter: -2, setter: -1
public static void BeginObjectRegister(Type type, RealStatePtr L, ObjectTranslator translator, int meta_count, int method_count, int getter_count,
int setter_count, int type_id = -1)
{
if (type == null)
{
if (type_id == -1)
{
throw new Exception("Fatal: must provide a type of type_id");
}
LuaAPI.xlua_rawgeti(L, LuaIndexes.LUA_REGISTRYINDEX, type_id);
}
else
{
LuaAPI.luaL_getmetatable(L, type.FullName);
if (LuaAPI.lua_isnil(L, -1))
{
LuaAPI.lua_pop(L, 1);
LuaAPI.luaL_newmetatable(L, type.FullName);
}
}
LuaAPI.lua_pushlightuserdata(L, LuaAPI.xlua_tag());
LuaAPI.lua_pushnumber(L, 1);
LuaAPI.lua_rawset(L, -3);
if ((type == null || !translator.HasCustomOp(type)) && type != typeof(decimal))
{
LuaAPI.xlua_pushasciistring(L, "__gc");
LuaAPI.lua_pushstdcallcfunction(L, translator.metaFunctions.GcMeta);
LuaAPI.lua_rawset(L, -3);
}
LuaAPI.xlua_pushasciistring(L, "__tostring");
LuaAPI.lua_pushstdcallcfunction(L, translator.metaFunctions.ToStringMeta);
LuaAPI.lua_rawset(L, -3);
if (method_count == 0)
{
LuaAPI.lua_pushnil(L);
}
else
{
LuaAPI.lua_createtable(L, 0, method_count);
}
if (getter_count == 0)
{
LuaAPI.lua_pushnil(L);
}
else
{
LuaAPI.lua_createtable(L, 0, getter_count);
}
if (setter_count == 0)
{
LuaAPI.lua_pushnil(L);
}
else
{
LuaAPI.lua_createtable(L, 0, setter_count);
}
}
public static void ReflectionWrap(RealStatePtr L, Type type)
{
int top_enter = LuaAPI.lua_gettop(L);
ObjectTranslator translator = ObjectTranslatorPool.Instance.Find(L);
//create obj meta table
LuaAPI.luaL_getmetatable(L, type.FullName);
if (LuaAPI.lua_isnil(L, -1))
{
LuaAPI.lua_pop(L, 1);
LuaAPI.luaL_newmetatable(L, type.FullName);
}
LuaAPI.lua_pushlightuserdata(L, LuaAPI.xlua_tag());
LuaAPI.lua_pushnumber(L, 1);
LuaAPI.lua_rawset(L, -3);
int obj_meta = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int cls_meta = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int obj_field = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int obj_getter = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int obj_setter = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int cls_field = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int cls_getter = LuaAPI.lua_gettop(L);
LuaAPI.lua_newtable(L);
int cls_setter = LuaAPI.lua_gettop(L);
BindingFlags flag = BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static;
FieldInfo[] fields = type.GetFields(flag);
for (int i = 0; i < fields.Length; ++i)
{
FieldInfo field = fields[i];
if (field.IsStatic && (field.IsInitOnly || field.IsLiteral))
{
LuaAPI.xlua_pushasciistring(L, field.Name);
translator.PushAny(L, field.GetValue(null));
LuaAPI.lua_rawset(L, cls_field);
}
else
{
LuaAPI.xlua_pushasciistring(L, field.Name);
translator.PushFixCSFunction(L, genFieldGetter(type, field));
LuaAPI.lua_rawset(L, field.IsStatic ? cls_getter : obj_getter);
LuaAPI.xlua_pushasciistring(L, field.Name);
translator.PushFixCSFunction(L, genFieldSetter(type, field));
LuaAPI.lua_rawset(L, field.IsStatic ? cls_setter : obj_setter);
}
}
EventInfo[] events = type.GetEvents(flag);
for (int i = 0; i < events.Length; ++i)
{
EventInfo eventInfo = events[i];
LuaAPI.xlua_pushasciistring(L, eventInfo.Name);
translator.PushFixCSFunction(L, translator.methodWrapsCache.GetEventWrap(type, eventInfo.Name));
bool is_static = (eventInfo.GetAddMethod() != null) ? eventInfo.GetAddMethod().IsStatic : eventInfo.GetRemoveMethod().IsStatic;
LuaAPI.lua_rawset(L, is_static ? cls_field : obj_field);
}
Dictionary <string, PropertyInfo> prop_map = new Dictionary <string, PropertyInfo>();
List <PropertyInfo> items = new List <PropertyInfo>();
PropertyInfo[] props = type.GetProperties(flag);
for (int i = 0; i < props.Length; ++i)
{
PropertyInfo prop = props[i];
if (prop.Name == "Item")
{
items.Add(prop);
}
else
{
prop_map.Add(prop.Name, prop);
}
}
var item_array = items.ToArray();
LuaCSFunction item_getter = item_array.Length > 0 ? genItemGetter(type, item_array) : null;
LuaCSFunction item_setter = item_array.Length > 0 ? genItemSetter(type, item_array) : null;;
MethodInfo[] methods = type.GetMethods(flag);
Dictionary <MethodKey, List <MemberInfo> > pending_methods = new Dictionary <MethodKey, List <MemberInfo> >();
for (int i = 0; i < methods.Length; ++i)
{
MethodInfo method = methods[i];
string method_name = method.Name;
MethodKey method_key = new MethodKey {
Name = method_name, IsStatic = method.IsStatic
};
List <MemberInfo> overloads;
if (pending_methods.TryGetValue(method_key, out overloads))
{
overloads.Add(method);
continue;
}
PropertyInfo prop = null;
if (method_name.StartsWith("add_") || method_name.StartsWith("remove_") ||
method_name == "get_Item" || method_name == "set_Item")
{
continue;
}
if (method_name.StartsWith("op_")) // 操作符
{
if (support_op.ContainsKey(method_name))
{
if (overloads == null)
{
overloads = new List <MemberInfo>();
pending_methods.Add(method_key, overloads);
}
overloads.Add(method);
}
continue;
}
else if (method_name.StartsWith("get_") && prop_map.TryGetValue(method.Name.Substring(4), out prop)) // getter of property
{
LuaAPI.xlua_pushasciistring(L, prop.Name);
translator.PushFixCSFunction(L, genPropGetter(type, prop, method.IsStatic));
LuaAPI.lua_rawset(L, method.IsStatic ? cls_getter : obj_getter);
}
else if (method_name.StartsWith("set_") && prop_map.TryGetValue(method.Name.Substring(4), out prop)) // setter of property
{
LuaAPI.xlua_pushasciistring(L, prop.Name);
translator.PushFixCSFunction(L, genPropSetter(type, prop, method.IsStatic));
LuaAPI.lua_rawset(L, method.IsStatic ? cls_setter : obj_setter);
}
else if (method_name == ".ctor" && method.IsConstructor)
{
continue;
}
else
{
if (overloads == null)
{
overloads = new List <MemberInfo>();
pending_methods.Add(method_key, overloads);
}
overloads.Add(method);
}
}
foreach (var kv in pending_methods)
{
if (kv.Key.Name.StartsWith("op_")) // 操作符
{
LuaAPI.xlua_pushasciistring(L, support_op[kv.Key.Name]);
translator.PushFixCSFunction(L,
new LuaCSFunction(translator.methodWrapsCache._GenMethodWrap(type, kv.Key.Name, kv.Value.ToArray()).Call));
LuaAPI.lua_rawset(L, obj_meta);
}
else
{
LuaAPI.xlua_pushasciistring(L, kv.Key.Name);
translator.PushFixCSFunction(L,
new LuaCSFunction(translator.methodWrapsCache._GenMethodWrap(type, kv.Key.Name, kv.Value.ToArray()).Call));
LuaAPI.lua_rawset(L, kv.Key.IsStatic ? cls_field : obj_field);
}
}
IEnumerable <MethodInfo> extend_methods = GetExtensionMethodsOf(type);
if (extend_methods != null)
{
foreach (var kv in (from extend_method in extend_methods select(MemberInfo) extend_method into member group member by member.Name))
{
LuaAPI.xlua_pushasciistring(L, kv.Key);
translator.PushFixCSFunction(L, new LuaCSFunction(translator.methodWrapsCache._GenMethodWrap(type, kv.Key, kv).Call));
LuaAPI.lua_rawset(L, obj_field);
}
}
// init obj metatable
LuaAPI.xlua_pushasciistring(L, "__gc");
LuaAPI.lua_pushstdcallcfunction(L, translator.metaFunctions.GcMeta);
LuaAPI.lua_rawset(L, obj_meta);
LuaAPI.xlua_pushasciistring(L, "__tostring");
LuaAPI.lua_pushstdcallcfunction(L, translator.metaFunctions.ToStringMeta);
LuaAPI.lua_rawset(L, obj_meta);
LuaAPI.xlua_pushasciistring(L, "__index");
LuaAPI.lua_pushvalue(L, obj_field);
LuaAPI.lua_pushvalue(L, obj_getter);
translator.PushFixCSFunction(L, item_getter);
translator.PushAny(L, type.BaseType);
LuaAPI.xlua_pushasciistring(L, Utils.LuaIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
LuaAPI.lua_pushnil(L);
LuaAPI.gen_obj_indexer(L);
//store in lua indexs function tables
LuaAPI.xlua_pushasciistring(L, Utils.LuaIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
translator.Push(L, type);
LuaAPI.lua_pushvalue(L, -3);
LuaAPI.lua_rawset(L, -3);
LuaAPI.lua_pop(L, 1);
LuaAPI.lua_rawset(L, obj_meta); // set __index
LuaAPI.xlua_pushasciistring(L, "__newindex");
LuaAPI.lua_pushvalue(L, obj_setter);
translator.PushFixCSFunction(L, item_setter);
translator.Push(L, type.BaseType);
LuaAPI.xlua_pushasciistring(L, Utils.LuaNewIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
LuaAPI.lua_pushnil(L);
LuaAPI.gen_obj_newindexer(L);
//store in lua newindexs function tables
LuaAPI.xlua_pushasciistring(L, Utils.LuaNewIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
translator.Push(L, type);
LuaAPI.lua_pushvalue(L, -3);
LuaAPI.lua_rawset(L, -3);
LuaAPI.lua_pop(L, 1);
LuaAPI.lua_rawset(L, obj_meta); // set __newindex
//finish init obj metatable
LuaAPI.xlua_pushasciistring(L, "UnderlyingSystemType");
translator.PushAny(L, type);
LuaAPI.lua_rawset(L, cls_field);
if (type != null && type.IsEnum)
{
LuaAPI.xlua_pushasciistring(L, "__CastFrom");
translator.PushFixCSFunction(L, genEnumCastFrom(type));
LuaAPI.lua_rawset(L, cls_field);
}
//set cls_field to namespace
SetCSTable(L, type, cls_field);
//finish set cls_field to namespace
//init class meta
LuaAPI.xlua_pushasciistring(L, "__index");
LuaAPI.lua_pushvalue(L, cls_getter);
LuaAPI.lua_pushvalue(L, cls_field);
translator.Push(L, type.BaseType);
LuaAPI.xlua_pushasciistring(L, Utils.LuaClassIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
LuaAPI.gen_cls_indexer(L);
//store in lua indexs function tables
LuaAPI.xlua_pushasciistring(L, Utils.LuaClassIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
translator.Push(L, type);
LuaAPI.lua_pushvalue(L, -3);
LuaAPI.lua_rawset(L, -3);
LuaAPI.lua_pop(L, 1);
LuaAPI.lua_rawset(L, cls_meta); // set __index
LuaAPI.xlua_pushasciistring(L, "__newindex");
LuaAPI.lua_pushvalue(L, cls_setter);
translator.Push(L, type.BaseType);
LuaAPI.xlua_pushasciistring(L, Utils.LuaClassNewIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
LuaAPI.gen_cls_newindexer(L);
//store in lua newindexs function tables
LuaAPI.xlua_pushasciistring(L, Utils.LuaClassNewIndexsFieldName);
LuaAPI.lua_rawget(L, LuaIndexes.LUA_REGISTRYINDEX);
translator.Push(L, type);
LuaAPI.lua_pushvalue(L, -3);
LuaAPI.lua_rawset(L, -3);
LuaAPI.lua_pop(L, 1);
LuaAPI.lua_rawset(L, cls_meta); // set __newindex
LuaCSFunction constructor = translator.methodWrapsCache.GetConstructorWrap(type);
if (constructor == null)
{
constructor = (RealStatePtr LL) =>
{
return(LuaAPI.luaL_error(LL, "No constructor for " + type));
};
}
LuaAPI.xlua_pushasciistring(L, "__call");
translator.PushFixCSFunction(L, constructor);
LuaAPI.lua_rawset(L, cls_meta);
LuaAPI.lua_pushvalue(L, cls_meta);
LuaAPI.lua_setmetatable(L, cls_field);
LuaAPI.lua_pop(L, 8);
System.Diagnostics.Debug.Assert(top_enter == LuaAPI.lua_gettop(L));
}
