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   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(NULL, _("Minimal wxWindows App"), 50, 50, 150, 40);
  99
 100   // Give it an icon
 101 #ifdef __WXMSW__
 102   frame->SetIcon(wxIcon("mondrian"));
 103 #else
 104   frame->SetIcon(wxIcon(mondrian_xpm));
 105 #endif
 106
 107   // Make a menubar
 108   wxMenu *file_menu = new wxMenu;
 109   file_menu->Append(MINIMAL_ABOUT, _("&About"));
 110   file_menu->AppendSeparator();
 111   file_menu->Append(MINIMAL_QUIT, _("E&xit"));
 112
 113   wxMenu *test_menu = new wxMenu;
 114   test_menu->Append(MINIMAL_OPEN, _("&Open bogus file"));
 115   test_menu->Append(MINIMAL_TEST, _("&Play a game"));
 116
 117   wxMenuBar *menu_bar = new wxMenuBar;
 118   menu_bar->Append(file_menu, _("&File"));
 119   menu_bar->Append(test_menu, _("&Test"));
 120   frame->SetMenuBar(menu_bar);
 121
 122   // Show the frame
 123   frame->Show(TRUE);
 124   SetTopWindow(frame);
 125
 126   return TRUE;
 127 }
 128
 129 // My frame constructor
 130 MyFrame::MyFrame(wxFrame *frame, const char *title, int x, int y, int w, int h)
 131        : wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
 132 {
 133 }
 134
 135 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 136 {
 137   Close(TRUE);
 138 }
 139
 140 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 141 {
 142   wxMessageDialog(this, _("I18n sample\n© Vadim Zeitlin & Julian Smart"),
 143                   _("About Internat"), wxOK | wxICON_INFORMATION).ShowModal();
 144 }
 145
 146 void MyFrame::OnPlay(wxCommandEvent& WXUNUSED(event))
 147 {
 148   wxString str = wxGetTextFromUser(_("Enter your number:"),
 149                                    _("Try to guess my number!"),
 150                                   "", this);
 151   int num;
 152   sscanf(str, "%d", &num);
 153   if ( num == 0 )
 154     str = _("you've probably entered an invalid number.");
 155   else if ( num == 9 )  // this message is not translated (not in catalog)
 156     str = _("you've found a bug in this program!");
 157   else if ( num != 17 ) // a more implicit way to write _()
 158     str = wxGetTranslation("bad luck! try again...");
 159   else {
 160     str.Empty();
 161     // string must be split in two -- otherwise the translation won't be found
 162     str << _("congratulations! you've won. Here is the magic phrase:")
 163         << _("cannot create fifo `%s'");
 164   }
 165
 166   wxMessageBox(str, _("Result"), wxOK | wxICON_INFORMATION);
 167 }
 168
 169 void MyFrame::OnOpen(wxCommandEvent&)
 170 {
 171   // open a bogus file -- the error message should be also translated if you've
 172   // got wxstd.mo somewhere in the search path
 173   wxFile file("NOTEXIST.ING");
 174 }