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 #ifdef __WXGTK__
  33 #include "mondrian.xpm"
  34 #endif
  35
  36 // Define a new application type
  37 class MyApp: public wxApp
  38 {
  39 public:
  40   MyApp();
  41
  42   virtual bool OnInit();
  43
  44 protected:
  45   wxLocale m_locale; // locale we'll be using
  46 };
  47
  48 // Define a new frame type
  49 class MyFrame: public wxFrame
  50 {
  51 public:
  52   MyFrame(wxFrame *frame, const char *title, int x, int y, int w, int h);
  53
  54 public:
  55   void OnQuit(wxCommandEvent& event);
  56   void OnAbout(wxCommandEvent& event);
  57   void OnPlay(wxCommandEvent& event);
  58   void OnOpen(wxCommandEvent& event);
  59   bool OnClose(void) { return TRUE; }
  60
  61   DECLARE_EVENT_TABLE()
  62 };
  63
  64 // ID for the menu commands
  65 enum
  66 {
  67   MINIMAL_QUIT,
  68   MINIMAL_TEXT,
  69   MINIMAL_ABOUT,
  70   MINIMAL_TEST,
  71   MINIMAL_OPEN
  72 };
  73
  74 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
  75   EVT_MENU(MINIMAL_QUIT, MyFrame::OnQuit)
  76   EVT_MENU(MINIMAL_ABOUT, MyFrame::OnAbout)
  77   EVT_MENU(MINIMAL_TEST, MyFrame::OnPlay)
  78   EVT_MENU(MINIMAL_OPEN, MyFrame::OnOpen)
  79 END_EVENT_TABLE()
  80
  81 IMPLEMENT_APP(MyApp)
  82
  83
  84 MyApp::MyApp() : m_locale("french", "fr", "C")
  85 {
  86   // catalogs we'll be using:
  87   /* not needed any more, done in wxLocale ctor
  88   m_locale.AddCatalog("wxstd");      // 1) for library messages
  89   */
  90   m_locale.AddCatalog("internat");      // 2) our private one
  91   /* this catalog is installed in standard location on Linux systems,
  92      it might not be installed on yours - just ignore the errrors
  93      or comment out this line then */
  94   m_locale.AddCatalog("fileutils");  // 3) and another just for testing
  95
  96 }
  97
  98 // `Main program' equivalent, creating windows and returning main app frame
  99 bool MyApp::OnInit(void)
 100 {
 101   // Create the main frame window
 102   MyFrame *frame = new MyFrame(NULL, _("Minimal wxWindows App"), 50, 50, 150, 40);
 103
 104   // Give it an icon
 105 #ifdef __WXMSW__
 106   frame->SetIcon(wxIcon("mondrian"));
 107 #else
 108   frame->SetIcon(wxIcon(mondrian_xpm));
 109 #endif
 110
 111   // Make a menubar
 112   wxMenu *file_menu = new wxMenu;
 113   file_menu->Append(MINIMAL_ABOUT, _("&About"));
 114   file_menu->AppendSeparator();
 115   file_menu->Append(MINIMAL_QUIT, _("E&xit"));
 116
 117   wxMenu *test_menu = new wxMenu;
 118   test_menu->Append(MINIMAL_OPEN, _("&Open bogus file"));
 119   test_menu->Append(MINIMAL_TEST, _("&Play a game"));
 120
 121   wxMenuBar *menu_bar = new wxMenuBar;
 122   menu_bar->Append(file_menu, _("&File"));
 123   menu_bar->Append(test_menu, _("&Test"));
 124   frame->SetMenuBar(menu_bar);
 125
 126   // Show the frame
 127   frame->Show(TRUE);
 128   SetTopWindow(frame);
 129
 130   return TRUE;
 131 }
 132
 133 // My frame constructor
 134 MyFrame::MyFrame(wxFrame *frame, const char *title, int x, int y, int w, int h)
 135        : wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
 136 {
 137 }
 138
 139 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 140 {
 141   Close(TRUE);
 142 }
 143
 144 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 145 {
 146   wxMessageDialog(this, _("I18n sample\n© Vadim Zeitlin & Julian Smart"),
 147                   _("About Internat"), wxOK | wxICON_INFORMATION).ShowModal();
 148 }
 149
 150 void MyFrame::OnPlay(wxCommandEvent& WXUNUSED(event))
 151 {
 152   wxString str = wxGetTextFromUser(_("Enter your number:"),
 153                                    _("Try to guess my number!"),
 154                                   "", this);
 155   int num;
 156   sscanf(str, "%d", &num);
 157   if ( num == 0 )
 158     str = _("you've probably entered an invalid number.");
 159   else if ( num == 9 )  // this message is not translated (not in catalog)
 160     str = _("you've found a bug in this program!");
 161   else if ( num != 17 ) // a more implicit way to write _()
 162     str = wxGetTranslation("bad luck! try again...");
 163   else {
 164     str.Empty();
 165     // string must be split in two -- otherwise the translation won't be found
 166     str << _("congratulations! you've won. Here is the magic phrase:")
 167         << _("cannot create fifo `%s'");
 168   }
 169
 170   wxMessageBox(str, _("Result"), wxOK | wxICON_INFORMATION);
 171 }
 172
 173 void MyFrame::OnOpen(wxCommandEvent&)
 174 {
 175   // open a bogus file -- the error message should be also translated if you've
 176   // got wxstd.mo somewhere in the search path
 177   wxFile file("NOTEXIST.ING");
 178 }