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