#include <wx/wx.h>
#include <wx/bitmap.h>
#include <wx/image.h>

class myApp : public wxApp {
 public:
   bool OnInit(void);
   int OnExit(void);
};

IMPLEMENT_APP(myApp)

bool myApp :: OnInit(){

   wxFrame* frame = new wxFrame(NULL, wxID_ANY, wxT("blah blah"));
   wxBoxSizer* sizer = new wxBoxSizer( wxHORIZONTAL );

   wxWindow* window = new wxWindow(frame, wxID_ANY);
   wxPaintDC paintMe(window);
   wxMemoryDC memoryDC;
   wxBitmap* bitmap = new wxBitmap(wxT("wxResizeToBitmap.png"), wxBITMAP_TYPE_PNG);

   memoryDC.SelectObject(*bitmap);
   window->SetClientSize(bitmap->GetWidth(), bitmap->GetHeight());
   paintMe.Blit(0, 0, bitmap->GetWidth(), bitmap->GetHeight(), &memoryDC, 0, 0);
   
   sizer->Add(window, 1, wxEXPAND | wxALL);
   frame->SetSizer(sizer);
   frame->Show();
   this->SetTopWindow(frame);

   return true;
}

int myApp :: OnExit(){
  
   return 0;
}