dsf

#include "wx/wx.h"

class MyApp : public wxApp
{
public:
    virtual bool OnInit();
};

class MyFrame:public wxFrame
{
public:
    MyFrame(const wxString& title);
    void OnQuit(wxCommandEvent& event);
    void OnAbout(wxCommandEvent& event);
private:
    DECLARE_EVENT_TABLE()
};

DECLARE_APP(MyApp)

IMPLEMENT_APP(MyApp)

bool MyApp::OnInit()
{
    MyFrame *frame = new MyFrame(wxT("Minimal wxWidgets App"));
    frame->Show(true);
    return true;
}

BEGIN_EVENT_TABLE(MyFrame,wxFrame)
    EVT_MENU(wxID_ABOUT,MyFrame::OnAbout)
    EVT_MENU(wxID_EXIT,MyFrame::OnQuit)
END_EVENT_TABLE()

void MyFrame::OnAbout(wxCommandEvent& event)
{
    wxString msg;
    msg.Printf(wxT("Hello and welcome to %s"),wxVERSION_STRING);
    wxMessageBox(msg,wxT("About Mininal"),wxOK|wxICON_INFORMATION,this);
}

void MyFrame::OnQuit(wxCommandEvent& event)
{
    Close();
}

MyFrame::MyFrame(const wxString &title)
    :wxFrame(NULL,wxID_ANY,title)
{
    wxMenu *fileMenu = new wxMenu;
    wxMenu *helpMenu = new wxMenu;
    helpMenu->Append(wxID_ABOUT,wxT("&About...\tF1"),wxT("Show about dialog"));
    fileMenu->Append(wxID_EXIT,wxT("E&xit\tAlt-X"),wxT("Quit this program"));

    wxMenuBar *menuBar = new wxMenuBar();
    menuBar->Append(fileMenu,wxT("&File"));
    menuBar->Append(helpMenu,wxT("&Help"));

    SetMenuBar(menuBar);

    CreateStatusBar(2);
    SetStatusText(wxT("Welcome to wxWidgets!"));
}