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/////////////////////////////////////////////////////////////////////////////
// Name:        minimal.cpp
// Purpose:     Minimal wxWindows sample
// Author:      Julian Smart
// Modified by:
// Created:     04/01/98
// RCS-ID:      $Id: minimal.cpp,v 1.57 2002/04/07 21:12:45 JS Exp $
// Copyright:   (c) Julian Smart
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

// ============================================================================
// declarations
// ============================================================================

// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------

// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
   #pragma hdrstop
#endif

// for all others, include the necessary headers (this file is usually all you
// need because it includes almost all "standard" wxWindows headers)
#ifndef WX_PRECOMP
   #include "wx/wx.h"
#endif

// ----------------------------------------------------------------------------
// resources
// ----------------------------------------------------------------------------

// the application icon (under Windows and OS/2 it is in resources)
#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__) || defined(__WXX11__)
   #include "mondrian.xpm"
#endif

// ----------------------------------------------------------------------------
// private classes
// ----------------------------------------------------------------------------

// Define a new application type, each program should derive a class from wxApp
class MyApp : public wxApp
{
public:
   // override base class virtuals
   // ----------------------------

   // this one is called on application startup and is a good place for the app
   // initialization (doing it here and not in the ctor allows to have an error
   // return: if OnInit() returns false, the application terminates)
   virtual bool OnInit();
};

// Define a new frame type: this is going to be our main frame
class MyFrame : public wxFrame
{
public:
   // ctor(s)
   MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size,
           long style = wxDEFAULT_FRAME_STYLE);

   // event handlers (these functions should _not_ be virtual)
   void OnQuit(wxCommandEvent& event);
   void OnAbout(wxCommandEvent& event);

private:
   // any class wishing to process wxWindows events must use this macro
   DECLARE_EVENT_TABLE()
};

// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------

// IDs for the controls and the menu commands
enum
{
   // menu items
   Minimal_Quit = 1,

   // it is important for the id corresponding to the "About" command to have
   // this standard value as otherwise it won't be handled properly under Mac
   // (where it is special and put into the "Apple" menu)
   Minimal_About = wxID_ABOUT
};

// ----------------------------------------------------------------------------
// event tables and other macros for wxWindows
// ----------------------------------------------------------------------------

// the event tables connect the wxWindows events with the functions (event
// handlers) which process them. It can be also done at run-time, but for the
// simple menu events like this the static method is much simpler.
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
   EVT_MENU(Minimal_Quit,  MyFrame::OnQuit)
   EVT_MENU(Minimal_About, MyFrame::OnAbout)
END_EVENT_TABLE()

// Create a new application object: this macro will allow wxWindows to create
// the application object during program execution (it's better than using a
// static object for many reasons) and also declares the accessor function
// wxGetApp() which will return the reference of the right type (i.e. MyApp and
// not wxApp)
IMPLEMENT_APP(MyApp)

// ============================================================================
// implementation
// ============================================================================

// ----------------------------------------------------------------------------
// the application class
// ----------------------------------------------------------------------------

// 'Main program' equivalent: the program execution "starts" here
bool MyApp::OnInit()
{
   // create the main application window
   MyFrame *frame = new MyFrame(_T("Minimal wxWindows App"),
                                wxPoint(50, 50), wxSize(450, 340));

   // and show it (the frames, unlike simple controls, are not shown when
   // created initially)
   frame->Show(TRUE);

   // success: wxApp::OnRun() will be called which will enter the main message
   // loop and the application will run. If we returned FALSE here, the
   // application would exit immediately.
   return TRUE;
}

// ----------------------------------------------------------------------------
// main frame
// ----------------------------------------------------------------------------

// frame constructor
MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size, long style)
      : wxFrame(NULL, -1, title, pos, size, style)
{
   // set the frame icon
   SetIcon(wxICON(mondrian));

#if wxUSE_MENUS
   // create a menu bar
   wxMenu *menuFile = new wxMenu;

   // the "About" item should be in the help menu
   wxMenu *helpMenu = new wxMenu;
   helpMenu->Append(Minimal_About, _T("&About...\tF1"), _T("Show about dialog"));

   menuFile->Append(Minimal_Quit, _T("E&xit\tAlt-X"), _T("Quit this program"));

   // now append the freshly created menu to the menu bar...
   wxMenuBar *menuBar = new wxMenuBar();
   menuBar->Append(menuFile, _T("&File"));
   menuBar->Append(helpMenu, _T("&Help"));

   // ... and attach this menu bar to the frame
   SetMenuBar(menuBar);
#endif // wxUSE_MENUS

#if wxUSE_STATUSBAR
   // create a status bar just for fun (by default with 1 pane only)
   CreateStatusBar(2);
   SetStatusText(_T("Welcome to wxWindows!"));
#endif // wxUSE_STATUSBAR
}


// event handlers

void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
   // TRUE is to force the frame to close
   Close(TRUE);
}

void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
   wxString msg;
   msg.Printf( _T("This is the About dialog of the minimal sample.\n")
               _T("Welcome to %s"), wxVERSION_STRING);

   wxMessageBox(msg, _T("About Minimal"), wxOK | wxICON_INFORMATION, this);
}

   // create a menu bar
  wxMenu *menuFile = new wxMenu;

  // the "About" item should be in the help menu
  wxMenu *helpMenu = new wxMenu;
  helpMenu->Append(Minimal_About, _T("&About...\tF1"), _T("Show about dialog"));

  menuFile->Append(Minimal_Quit, _T("E&xit\tAlt-X"), _T("Quit this program"));

  // now append the freshly created menu to the menu bar...
  wxMenuBar *menuBar = new wxMenuBar();
  menuBar->Append(menuFile, _T("&File"));
  menuBar->Append(helpMenu, _T("&Help"));

  // ... and attach this menu bar to the frame
  SetMenuBar(menuBar);

wxMenu *helpMenu = new wxMenu;

helpMenu->Append(Minimal_About, _T("&About...\tF1"), _T("Show about dialog"));

helpMenu->Append(Minimal_About, _T("&About OMG!\tF1"), _T("Show OMG dialog"));