wxwidget程序注释

#include "wx/wx.h"/*声明app*/ class MyApp: public wxApp{    virtual bool OnInit();};/*声明frame*/ class MyFrame: public wxFrame{public:    MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);    void OnQuit(wxCommandEvent& event);    void OnAbout(wxCommandEvent& event);    DECLARE_EVENT_TABLE()//使用宏来声明事件table };/*定义事件ID,用于事件响应与事件处理函数的绑定*/ enum{    ID_Quit = 1,    ID_About,};BEGIN_EVENT_TABLE(MyFrame, wxFrame)    EVT_MENU(ID_Quit,  MyFrame::OnQuit)    EVT_MENU(ID_About, MyFrame::OnAbout)END_EVENT_TABLE()/*使用宏来实现一个main方法,在这个main方法中创建一个应用实例并且启动程序*/IMPLEMENT_APP(MyApp)/*实现app*/ bool MyApp::OnInit(){    MyFrame *frame = new MyFrame( _("Hello World"), wxPoint(50, 50), wxSize(450, 340) );    frame->Show(true);    SetTopWindow(frame);    return true;}/*实现MyFrame*/ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)       : wxFrame(NULL, -1, title, pos, size){    wxMenu *menuFile = new wxMenu;    menuFile->Append( ID_About, _("&About...") );    menuFile->AppendSeparator();    menuFile->Append( ID_Quit, _("E&xit") );    wxMenuBar *menuBar = new wxMenuBar;    menuBar->Append( menuFile, _("&File") );    SetMenuBar( menuBar );    CreateStatusBar();    SetStatusText( _("Welcome to wxWidgets!") );}/*实现MyFrame成员方法*/ void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)){    Close(true);}/*实现MyFrame成员方法*/ void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)){    wxMessageBox( _("This is a wxWidgets Hello world sample"),                  _("About Hello World"),                   wxOK | wxICON_INFORMATION, this );}