add sfml project

add wxWidgets project

CPlusPlus/wxWidgets/MyApp.cpp

@@ -0,0 +1,12 @@
+#include "MyApp.h"
+
+bool MyApp::OnInit()
+{
+    wxFrame* pFrame = new wxFrame(nullptr, wxID_ANY, "Hello World Example");
+    wxPanel* pPanel = new wxPanel(pFrame);
+    wxButton* pBUtton = new wxButton(pPanel, wxID_ANY, "Click me", wxPoint(10, 10), wxSize(100, 30));
+
+    pFrame->Show();
+
+    return true;
+}