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* Merged Source Code from Development Trunk: Revision 4063 * ************************************************************ - Source Code is merged from: https://81.169.133.124/source/ja2/branches/Wanne/JA2%201.13%20MP - This will be the Source for the Beta 2011 Test git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@4064 3b4a5df2-a311-0410-b5c6-a8a6f20db521
2026-07-29 13:52:17 +02:00 · 2011-01-18 09:11:09 +00:00
parent 44e1646410
commit 91087ca8c0
469 changed files with 118108 additions and 24678 deletions
@@ -0,0 +1,93 @@
+#ifndef _LUA_FUNCTION_H_
+#define _LUA_FUNCTION_H_
+
+#include <lua_state.h>
+#include <lua_table.h>
+
+#include <stack>
+
+class LuaFunction
+{
+public:
+	LuaFunction(LuaState L, const char* function_name)
+		: _function_name(function_name), _L(L()), _counter(0), m_is_function(false)
+	{
+		lua_getglobal(_L, function_name);
+	}
+
+	template<typename T>
+	LuaFunction& Param(T const& par);
+
+	template<typename TI, typename TV>
+	LuaFunction& TParam(TI const index, TV const& par)
+	{
+		if(m_is_function || is_function(-2))
+		{
+			if(!_tables.empty())
+			{
+				LuaTable& tab = *_tables.top();
+				tab.setValue(index, par);
+			}
+		}
+		return *this;
+	}
+
+	LuaFunction& TableOpen()
+	{
+		_tables.push(new LuaTable(_L));
+		return *this;
+	}
+	LuaFunction& TableClose()
+	{
+		if(!_tables.empty())
+		{
+			LuaTable* tab = _tables.top();
+			_tables.pop();
+			if(tab) delete tab;
+			_counter++;
+		}
+		return *this;
+	}
+
+	bool Call(int num_ret)
+	{
+		if(m_is_function || is_function())
+		{
+			if(_tables.empty() && num_ret >= 0)
+			{
+				if( lua_pcall(_L, _counter, num_ret, 0) != 0)
+				{
+					std::string err = lua_tostring(_L, -1);
+
+					std::wstring wstr;
+					convert_string(_function_name, wstr);
+
+					std::wstringstream wss;
+					wss << L"Execution of lua function '" << wstr << L"' failed : ";
+
+					convert_string(err, wstr);
+					wss << wstr;
+
+					SGP_THROW(wss.str().c_str());
+				}
+				return true;
+			}
+		}
+		return false;
+	}
+
+private:
+	bool is_function(int pos=-1)
+	{
+		return m_is_function = lua_isfunction(_L, pos);
+	}
+private:
+	std::string				_function_name;
+	lua_State*				_L;
+	std::stack<LuaTable*>	_tables;
+	int						_counter;
+	bool					m_is_function;
+};
+
+
+#endif // _LUA_FUNCTION_H_