1 files changed, 79 insertions, 0 deletions
diff --git a/wrapper/input.cpp b/wrapper/input.cpp
new file mode 100644
index 0000000..3ce257a
--- /dev/null
+++ b/wrapper/input.cpp
@@ -0,0 +1,79 @@
+#include "input.h"
+#include "interop-exception.h"
+
+#include <msclr\marshal_cppstd.h>
+#include <algorithm>
+
+using namespace System;
+using namespace System::Collections::Generic;
+
+std::vector<HANDLE> rawinput_handles_from_id(const std::wstring& device_id)
+{
+    std::vector<HANDLE> handles;
+
+    rawinput_foreach([&](const auto& dev) {
+        if (dev.id == device_id) handles.push_back(dev.handle);
+    });
+
+    return handles;
+}
+
+std::vector<std::wstring> rawinput_id_list()
+{
+    std::vector<std::wstring> ids;
+
+    rawinput_foreach([&](const auto& dev) {
+        ids.push_back(dev.id);
+    });
+
+    std::sort(ids.begin(), ids.end());
+    ids.erase(std::unique(ids.begin(), ids.end()), ids.end());
+    return ids;
+}
+
+public ref struct RawInputInteropException : InteropException {
+    RawInputInteropException(System::String^ what) :
+        InteropException(what) {}
+    RawInputInteropException(const char* what) :
+        InteropException(what) {}
+    RawInputInteropException(const std::exception& e) :
+        InteropException(e) {}
+};
+
+public ref struct RawInputInterop
+{
+    static void AddHandlesFromID(String^ deviceID, List<IntPtr>^ rawInputHandles)
+    {
+        try
+        {
+            std::vector<HANDLE> nativeHandles = rawinput_handles_from_id(
+                msclr::interop::marshal_as<std::wstring>(deviceID));
+
+            for (auto nh : nativeHandles) rawInputHandles->Add(IntPtr(nh));
+        }
+        catch (const std::exception& e)
+        {
+            throw gcnew RawInputInteropException(e);
+        }
+    }
+
+    static List<String^>^ GetDeviceIDs()
+    {
+        try
+        {
+            auto ids = gcnew List<String^>();
+
+            for (auto&& name : rawinput_id_list())
+            {
+                ids->Add(msclr::interop::marshal_as<String^>(name));
+            }
+
+            return ids;
+        }
+        catch (const std::exception& e)
+        {
+            throw gcnew RawInputInteropException(e);
+        }
+    }
+
+};