Notes

#include<wx/wx.h>
// Declarar a classe MyApp

class MyApp: public wxApp
{
public:
// Chamada inicial do programa
virtual bool OnInit();
};

class MyFrame: public wxFrame
{
public:
MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
private:
void OnHello(wxCommandEvent& event);
void OnExit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
wxDECLARE_EVENT_TABLE();
};

enum
{
ID_Hello = 1;
}

//Tabela de eventos para MyFrame
wxBEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(ID_Hello, MyFrame::OnHello);
EVT_MENU(wxID_EXIT, MyFrame::OnExit);
EVT_MENU(wxID_ABOUT, MyFrame::OnAbout);
wxEND_EVENT_TABLE()

//Fornece para MyApp os meios para
IMPLEMENT_APP(MyApp)

//Criar a janela principal do aplicativo
bool MyApp::OnInit()
{
MyFrame *frame = new MyFrame(wxT("Hello World"), wxPoint(50,50),wxSize(450,340));
frame->Show(true);
return true;
}

MyFrame::MyFrame(const wxString& title,const wxPoint& pos, const wxSize& size):wxFrame(NULL,wxID_ANY,title,pos,size)
{
wxMenu *menuFile = new wxMenu;
menuFile->Append(ID_Hello, "&Hello...tCtrl-H","Help string shown in status bar for this menu item");
menuFile->AppendSeparator();
menuFile->Append(wxID_EXIT);
wxMenu *menuHelp = new wxMenu;
menuHelp->Append(wxID_ABOUT);
wxMenuBar *menuBar = new wxMenuBar;
menuBar->Append(menuFile,"&File");
menuBar->Append(menuHelp,"&Help");
SetMenuBar(menuBar);
CreateStatusBar();
SetStatusText("Welcome to wxWidgets!");
}

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

void MyFrame::OnAbout(wxCommandEvent& event)
{
wxMessageBox("This is a wxWidget' Hello world sample","About Hello World",wxOK | wxICON_INFORMATION);
}

void MyFrame::OnHello(wxCommandEvent& event)
{
wxLogMessage("Hello world from wxWidgets!");
}