Add wx headers and ext

wxheaders/wx/osx/msgdlg.h

@@ -0,0 +1,47 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/osx/msgdlg.h
+// Purpose:     wxMessageDialog class. Use generic version if no
+//              platform-specific implementation.
+// Author:      Stefan Csomor
+// Modified by:
+// Created:     1998-01-01
+// Copyright:   (c) Stefan Csomor
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_MSGBOXDLG_H_
+#define _WX_MSGBOXDLG_H_
+
+class WXDLLIMPEXP_CORE wxMessageDialog : public wxMessageDialogBase
+{
+public:
+    wxMessageDialog(wxWindow *parent,
+                    const wxString& message,
+                    const wxString& caption = wxASCII_STR(wxMessageBoxCaptionStr),
+                    long style = wxOK|wxCENTRE,
+                    const wxPoint& pos = wxDefaultPosition);
+
+    virtual int ShowModal() wxOVERRIDE;
+
+#if wxOSX_USE_COCOA
+    virtual void ShowWindowModal() wxOVERRIDE;
+    virtual void ModalFinishedCallback(void* panel, int resultCode) wxOVERRIDE;
+#endif
+
+protected:
+    // not supported for message dialog
+    virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
+                           int WXUNUSED(width), int WXUNUSED(height),
+                           int WXUNUSED(sizeFlags) = wxSIZE_AUTO) wxOVERRIDE {}
+
+#if wxOSX_USE_COCOA
+    void* ConstructNSAlert();
+#endif
+
+    int m_buttonId[4];
+    int m_buttonCount;
+
+    wxDECLARE_DYNAMIC_CLASS(wxMessageDialog);
+};
+
+#endif // _WX_MSGBOXDLG_H_