samples/internat/internat.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        internat.cpp
   3 // Purpose:     Demonstrates internationalisation (i18n) support
   4 // Author:      Vadim Zeitlin/Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #pragma interface
  15 #endif
  16
  17 // For compilers that support precompilation, includes "wx/wx.h".
  18 #include "wx/wxprec.h"
  19
  20 #ifdef __BORLANDC__
  21 #pragma hdrstop
  22 #endif
  23
  24 #ifndef WX_PRECOMP
  25 #include "wx/wx.h"
  26 #endif
  27
  28 #include "wx/intl.h"
  29 #include "wx/file.h"
  30 #include "wx/log.h"
  31
  32 // Define a new application type
  33 class MyApp: public wxApp
  34 {
  35 public:
  36   MyApp();
  37
  38   virtual bool OnInit();
  39
  40 protected:
  41   wxLocale m_locale; // locale we'll be using
  42 };
  43
  44 // Define a new frame type
  45 class MyFrame: public wxFrame
  46 {
  47 public:
  48   MyFrame(wxFrame *frame, const char *title, int x, int y, int w, int h);
  49
  50 public:
  51   void OnQuit(wxCommandEvent& event);
  52   void OnAbout(wxCommandEvent& event);
  53   void OnPlay(wxCommandEvent& event);
  54   void OnOpen(wxCommandEvent& event);
  55   bool OnClose(void) { return TRUE; }
  56
  57   DECLARE_EVENT_TABLE()
  58 };
  59
  60 // ID for the menu commands
  61 enum
  62 {
  63   MINIMAL_QUIT,
  64   MINIMAL_TEXT,
  65   MINIMAL_ABOUT,
  66   MINIMAL_TEST,
  67   MINIMAL_OPEN
  68 };
  69
  70 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
  71   EVT_MENU(MINIMAL_QUIT, MyFrame::OnQuit)
  72   EVT_MENU(MINIMAL_ABOUT, MyFrame::OnAbout)
  73   EVT_MENU(MINIMAL_TEST, MyFrame::OnPlay)
  74   EVT_MENU(MINIMAL_OPEN, MyFrame::OnOpen)
  75 END_EVENT_TABLE()
  76
  77 IMPLEMENT_APP(MyApp)
  78
  79
  80 MyApp::MyApp() : m_locale("french", "fr", "C")
  81 {
  82   // catalogs we'll be using:
  83   /* not needed any more, done in wxLocale ctor
  84   m_locale.AddCatalog("wxstd");      // 1) for library messages
  85   */
  86   m_locale.AddCatalog("internat");      // 2) our private one
  87   /* this catalog is installed in standard location on Linux systems,
  88      it might not be installed on yours - just ignore the errrors
  89      or comment out this line then */
  90   m_locale.AddCatalog("fileutils");  // 3) and another just for testing
  91
  92 }
  93
  94 // `Main program' equivalent, creating windows and returning main app frame
  95 bool MyApp::OnInit(void)
  96 {
  97   // Create the main frame window
  98   MyFrame *frame = new MyFrame(NULL, _("Minimal wxWindows App"), 50, 50, 150, 40);
  99
 100   // Give it an icon
 101 #ifdef __WXMSW__
 102   frame->SetIcon(wxIcon("mondrian"));
 103 #endif
 104 #ifdef __X__
 105   frame->SetIcon(wxIcon("aiai.xbm"));
 106 #endif
 107
 108   // Make a menubar
 109   wxMenu *file_menu = new wxMenu;
 110   file_menu->Append(MINIMAL_ABOUT, _("&About"));
 111   file_menu->AppendSeparator();
 112   file_menu->Append(MINIMAL_QUIT, _("E&xit"));
 113
 114   wxMenu *test_menu = new wxMenu;
 115   test_menu->Append(MINIMAL_OPEN, _("&Open bogus file"));
 116   test_menu->Append(MINIMAL_TEST, _("&Play a game"));
 117
 118   wxMenuBar *menu_bar = new wxMenuBar;
 119   menu_bar->Append(file_menu, _("&File"));
 120   menu_bar->Append(test_menu, _("&Test"));
 121   frame->SetMenuBar(menu_bar);
 122
 123   // Show the frame
 124   frame->Show(TRUE);
 125   SetTopWindow(frame);
 126
 127   return TRUE;
 128 }
 129
 130 // My frame constructor
 131 MyFrame::MyFrame(wxFrame *frame, const char *title, int x, int y, int w, int h)
 132        : wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
 133 {
 134 }
 135
 136 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 137 {
 138   Close(TRUE);
 139 }
 140
 141 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 142 {
 143   wxMessageDialog(this, _("I18n sample\n© Vadim Zeitlin & Julian Smart"),
 144                   _("About Internat"), wxOK | wxICON_INFORMATION).ShowModal();
 145 }
 146
 147 void MyFrame::OnPlay(wxCommandEvent& WXUNUSED(event))
 148 {
 149   wxString str = wxGetTextFromUser(_("Enter your number:"),
 150                                    _("Try to guess my number!"),
 151                                   "", this);
 152   int num;
 153   sscanf(str, "%d", &num);
 154   if ( num == 0 )
 155     str = _("you've probably entered an invalid number.");
 156   else if ( num == 9 )  // this message is not translated (not in catalog)
 157     str = _("you've found a bug in this program!");
 158   else if ( num != 17 ) // a more implicit way to write _()
 159     str = wxGetTranslation("bad luck! try again...");
 160   else {
 161     str.Empty();
 162     // string must be split in two -- otherwise the translation won't be found
 163     str << _("congratulations! you've won. Here is the magic phrase:")
 164         << _("cannot create fifo `%s'");
 165   }
 166
 167   wxMessageBox(str, _("Result"), wxOK | wxICON_INFORMATION);
 168 }
 169
 170 void MyFrame::OnOpen(wxCommandEvent&)
 171 {
 172   // open a bogus file -- the error message should be also translated if you've
 173   // got wxstd.mo somewhere in the search path
 174   wxFile file("NOTEXIST.ING");
 175 }