...

2 files changed, 21 insertions, 0 deletions

diff --git a/src/platform_win/CMakeLists.txt b/src/platform_win/CMakeLists.txt
index c8a5840e..8edf646e 100644
--- a/src/platform_win/CMakeLists.txt
+++ b/src/platform_win/CMakeLists.txt
@@ -3,6 +3,7 @@ add_library(cru_platform_win STATIC
 	exception.cpp
 	god_window.cpp
 	graph_manager.cpp
+	string_util.cpp
 	timer.cpp
 	win_application.cpp
 	win_brush.cpp
diff --git a/src/platform_win/string_util.cpp b/src/platform_win/string_util.cpp
new file mode 100644
index 00000000..21d82c81
--- /dev/null
+++ b/src/platform_win/string_util.cpp
@@ -0,0 +1,20 @@
+#include "cru/platform/string_util.hpp"
+
+#include "cru/platform/win/exception.hpp"
+
+namespace cru::platform::util {
+std::string ToUtf8String(const std::wstring_view& string) {
+  if (string.empty()) return std::string();
+
+  const auto length = ::WideCharToMultiByte(CP_UTF8, 0, string.data(), -1,
+                                            nullptr, 0, nullptr, nullptr);
+  std::string result;
+  result.resize(length);
+  if (::WideCharToMultiByte(CP_UTF8, 0, string.data(), -1, result.data(),
+                            static_cast<int>(result.size()), nullptr,
+                            nullptr) == 0)
+    throw win::Win32Error(::GetLastError(),
+                     "Failed to convert wide string to UTF-8.");
+  return result;
+}
+}  // namespace cru::util