MyFrame(wxWindow *parent, const wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size, const long style);
MyFrame(wxWindow *parent, const wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size, const long style);
void OnSize(wxSizeEvent& event);
void OnAbout(wxCommandEvent& event);
void OnNewWindow(wxCommandEvent& event);
void OnSize(wxSizeEvent& event);
void OnAbout(wxCommandEvent& event);
void OnNewWindow(wxCommandEvent& event);
MyCanvas *canvas;
MyChild(wxMDIParentFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size, const long style);
~MyChild(void);
MyCanvas *canvas;
MyChild(wxMDIParentFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size, const long style);
~MyChild(void);