04wxWidgets多线程

#include "wx/wx.h"#include "wx/caret.h"// TicketThreadclass TicketThread : public wxThread {public:  TicketThread(const wxString& name, wxTextCtrl* text_ctrl)    : name_(name)    , text_ctrl_(text_ctrl) {  }  virtual void* Entry();  wxString name() { return name_; }private:  static int counts_;private:  static wxCriticalSection critical_section_;private:  wxString name_;  wxTextCtrl* text_ctrl_;};int TicketThread::counts_ = 50;wxCriticalSection TicketThread::critical_section_;void* TicketThread::Entry() {  while (1) {    wxCriticalSectionLocker locker(critical_section_);    if (counts_ <= 0) {      text_ctrl_->AppendText(wxT("Sell up!\n"));      break;    } else {      text_ctrl_->AppendText(name_ + " : " + wxString::Format(wxT("%d"), counts_) + wxT("\n"));      counts_--;    }    wxThread::Sleep(500);  }  return NULL;}// MainFrameclass MainFrame : public wxFrame {  wxDECLARE_EVENT_TABLE();public:  MainFrame()    : text_ctrl1_(NULL)    , text_ctrl2_(NULL)    , text_ctrl3_(NULL) {  }  bool Create(const wxString& title) {    wxFrame::Create(NULL, wxID_ANY, title);    CreateControls();    SellTicket();    return true;  }private:  void SellTicket();  TicketThread* CreateThread(const wxString& name, wxTextCtrl* text_ctrl);  void CreateControls();private:  wxTextCtrl* text_ctrl1_;  wxTextCtrl* text_ctrl2_;  wxTextCtrl* text_ctrl3_;};wxBEGIN_EVENT_TABLE(MainFrame, wxFrame)wxEND_EVENT_TABLE()// Appclass App : public wxApp {public:  virtual bool OnInit() override;  virtual int OnExit() override;};wxDECLARE_APP(App);wxIMPLEMENT_APP(App);//---------------------------------------------------------TicketThread* MainFrame::CreateThread(const wxString& name, wxTextCtrl* text_ctrl) {  TicketThread* ticket_thread = new TicketThread(name, text_ctrl);  if (ticket_thread->Create() != wxTHREAD_NO_ERROR) {    wxLogError(wxT("Can't create thread!"));  }  return ticket_thread;}void MainFrame::CreateControls() {  text_ctrl1_ = new wxTextCtrl(this,                               wxID_ANY,                               wxEmptyString,                               wxDefaultPosition,                               wxDefaultSize,                               wxTE_MULTILINE | wxTE_READONLY | wxHSCROLL);  text_ctrl2_ = new wxTextCtrl(this,                               wxID_ANY,                               wxEmptyString,                               wxDefaultPosition,                               wxDefaultSize,                               wxTE_MULTILINE | wxTE_READONLY | wxHSCROLL);  text_ctrl3_ = new wxTextCtrl(this,                               wxID_ANY,                               wxEmptyString,                               wxDefaultPosition,                               wxDefaultSize,                               wxTE_MULTILINE | wxTE_READONLY | wxHSCROLL);  wxBoxSizer* hsizer = new wxBoxSizer(wxHORIZONTAL);  hsizer->Add(text_ctrl1_, 1, wxEXPAND);  hsizer->AddSpacer(20);  hsizer->Add(text_ctrl2_, 1, wxEXPAND);  hsizer->AddSpacer(20);  hsizer->Add(text_ctrl3_, 1, wxEXPAND);  SetSizer(hsizer);}void MainFrame::SellTicket() {  TicketThread* window1 = CreateThread(wxT("Window1"), text_ctrl1_);  TicketThread* window2 = CreateThread(wxT("Window2"), text_ctrl2_);  TicketThread* window3 = CreateThread(wxT("Window3"), text_ctrl3_);  window1->Run();  window2->Run();  window3->Run();}bool App::OnInit() {  wxApp::OnInit();  MainFrame* main_frame = new MainFrame();  main_frame->Create(wxT("Thread"));  main_frame->Show(true);  return true;}int App::OnExit() {  wxApp::OnExit();  return 0;}