Prepare additional wxWebRequest backends

include/wx/webrequest_curl.h

@@ -0,0 +1,37 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/webrequest_curl.h
+// Purpose:     wxWebRequest implementation using libcurl
+// Author:      Tobias Taschner
+// Created:     2018-10-25
+// Copyright:   (c) 2018 wxWidgets development team
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_WEBREQUEST_CURL_H
+#define _WX_WEBREQUEST_CURL_H
+
+#if wxUSE_WEBREQUEST_CURL
+
+class WXDLLIMPEXP_NET wxWebSessionCURL: public wxWebSession
+{
+public:
+	wxWebSessionCURL();
+
+	~wxWebSessionCURL();
+
+	wxWebRequest* CreateRequest(const wxString& url, int id = wxID_ANY) wxOVERRIDE;
+
+private:
+	wxDECLARE_NO_COPY_CLASS(wxWebSessionCURL);
+};
+
+class WXDLLIMPEXP_NET wxWebSessionFactoryCURL: public wxWebSessionFactory
+{
+public:
+	wxWebSession* Create() wxOVERRIDE
+	{ return new wxWebSessionCURL(); }
+};
+
+#endif // wxUSE_WEBREQUEST_CURL
+
+#endif