codec：处理编码问题。

src/xml_opr.cpp

@@ -1,6 +1,32 @@
 #include "xml_opr.h"
 #include <filesystem>
 
+#ifdef _WIN32
+#include <windows.h>
+std::string utf8_to_gbk(const std::string& utf8_str)
+{
+    // UTF-8 to Wide Char (UTF-16)
+    int wide_char_len = MultiByteToWideChar(CP_UTF8, 0, utf8_str.c_str(), -1, nullptr, 0);
+    if (wide_char_len == 0) {
+        throw std::runtime_error("Failed to convert UTF-8 to wide char");
+    }
+
+    std::wstring wide_str(wide_char_len, 0);
+    MultiByteToWideChar(CP_UTF8, 0, utf8_str.c_str(), -1, &wide_str[0], wide_char_len);
+
+    // Wide Char (UTF-16) to GBK
+    int gbk_len = WideCharToMultiByte(CP_ACP, 0, wide_str.c_str(), -1, nullptr, 0, nullptr, nullptr);
+    if (gbk_len == 0) {
+        throw std::runtime_error("Failed to convert wide char to GBK");
+    }
+
+    std::string gbk_str(gbk_len, 0);
+    WideCharToMultiByte(CP_ACP, 0, wide_str.c_str(), -1, &gbk_str[0], gbk_len, nullptr, nullptr);
+
+    return gbk_str;
+}
+#endif
+
 namespace fs = std::filesystem;
 
 CXmlOpr::CXmlOpr() = default;
@@ -8,9 +34,15 @@ CXmlOpr::~CXmlOpr() = default;
 
 bool CXmlOpr::open(const std::string& xml_path)
 {
+#ifdef _WIN32
+    if (doc_.LoadFile(utf8_to_gbk(xml_path).c_str()) != tinyxml2::XML_SUCCESS) {
+        return false;
+    }
+#else
     if (doc_.LoadFile(xml_path.c_str()) != tinyxml2::XML_SUCCESS) {
         return false;
     }
+#endif
     xml_path_ = xml_path;
     return true;
 }