You're breathtaking!

Source/Editor/Scripting/CodeEditors/VisualStudio/VisualStudioConnection.h

@@ -0,0 +1,108 @@
+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+#pragma once
+
+#if USE_VISUAL_STUDIO_DTE
+
+#include "Engine/Platform/Win32/IncludeWindowsHeaders.h"
+#include <string>
+
+/// <summary>
+/// Contains various helper classes for interacting with a Visual Studio instance running on this machine.
+/// </summary>
+namespace VisualStudio
+{
+	/// <summary>
+	/// Visual Studio connection operation result
+	/// </summary>
+	struct Result
+	{
+		static Result Ok;
+
+		std::string Message;
+
+		Result()
+		{
+			Message = "";
+		}
+
+		Result(const char* msg)
+		{
+			Message = msg;
+		}
+
+		Result(const std::string& msg)
+		{
+			Message = msg;
+		}
+
+		bool Failed() const
+		{
+			return Message.size() > 0;
+		}
+	};
+
+    struct InstanceInfo
+    {
+        wchar_t CLSID[40];
+        wchar_t ExecutablePath[MAX_PATH];
+        int VersionMajor;
+    };
+
+	class ConnectionInternal;
+	typedef ConnectionInternal* ConnectionHandle;
+
+    int GetVisualStudioVersions(InstanceInfo* infos, int infosCount);
+	void OpenConnection(ConnectionHandle& connection, const wchar_t* clsID, const wchar_t* solutionPath);
+	void CloseConnection(ConnectionHandle& connection);
+	bool IsActive(const ConnectionHandle& connection);
+	Result OpenSolution(ConnectionHandle connection);
+	Result OpenFile(ConnectionHandle connection, const wchar_t* path, unsigned int line);
+	Result AddFile(ConnectionHandle connection, const wchar_t* path, const wchar_t* localPath);
+
+	/// <summary>
+	/// Visual Studio connection wrapper class
+	/// </summary>
+	class Connection
+	{
+	private:
+
+		ConnectionHandle Handle;
+
+	public:
+
+		Connection(const wchar_t* clsID, const wchar_t* solutionPath)
+		{
+			OpenConnection(Handle, clsID, solutionPath);
+		}
+
+		~Connection()
+		{
+			CloseConnection(Handle);
+		}
+
+	public:
+
+		bool IsActive() const
+		{
+			return VisualStudio::IsActive(Handle);
+		}
+
+		Result OpenSolution() const
+		{
+			return VisualStudio::OpenSolution(Handle);
+		}
+
+		Result OpenFile(const wchar_t* path, unsigned int line) const
+		{
+			return VisualStudio::OpenFile(Handle, path, line);
+		}
+
+        Result AddFile(const wchar_t* path, const wchar_t* localPath) const
+		{
+			return VisualStudio::AddFile(Handle, path, localPath);
+		}
+	};
+}
+
+#endif