/////////////////////////////////////////////////////////////////////////////
// Name: internat.cpp
-// Purpose: Demonstrates internationalisation support
+// Purpose: Demonstrates internationalisation (i18n) support
// Author: Vadim Zeitlin/Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation
-#pragma interface
-#endif
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#endif
#include "wx/intl.h"
+#include "wx/file.h"
#include "wx/log.h"
+#if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__)
+#include "mondrian.xpm"
+#endif
+
+// ----------------------------------------------------------------------------
+// private classes
+// ----------------------------------------------------------------------------
+
// Define a new application type
class MyApp: public wxApp
{
public:
- MyApp();
- bool OnInit(void);
+ virtual bool OnInit();
+
protected:
- wxLocale m_locale; // locale we'll be using
+ wxLocale m_locale; // locale we'll be using
};
// Define a new frame type
class MyFrame: public wxFrame
-{ public:
- MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h);
-
- public:
+{
+public:
+ MyFrame(wxLocale& m_locale);
+
+public:
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
- bool OnClose(void) { return TRUE; }
+ void OnPlay(wxCommandEvent& event);
+ void OnOpen(wxCommandEvent& event);
- DECLARE_EVENT_TABLE()
-
+ DECLARE_EVENT_TABLE()
+
+ wxLocale& m_locale;
};
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
// ID for the menu commands
-#define MINIMAL_QUIT 1
-#define MINIMAL_TEXT 101
-#define MINIMAL_ABOUT 102
+enum
+{
+ INTERNAT_QUIT = 1,
+ INTERNAT_TEXT,
+ INTERNAT_TEST,
+ INTERNAT_OPEN
+};
+
+// ----------------------------------------------------------------------------
+// wxWindows macros
+// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
- EVT_MENU(MINIMAL_QUIT, MyFrame::OnQuit)
- EVT_MENU(MINIMAL_ABOUT, MyFrame::OnAbout)
+ EVT_MENU(INTERNAT_QUIT, MyFrame::OnQuit)
+ EVT_MENU(wxID_ABOUT, MyFrame::OnAbout)
+ EVT_MENU(INTERNAT_TEST, MyFrame::OnPlay)
+ EVT_MENU(INTERNAT_OPEN, MyFrame::OnOpen)
END_EVENT_TABLE()
IMPLEMENT_APP(MyApp)
+// ============================================================================
+// implementation
+// ============================================================================
-MyApp::MyApp():
- m_locale("french", "fr", "C")
-{
- // catalogs we'll be using:
- /* not needed any more, done in wxLocale ctor
- m_locale.AddCatalog("wxstd"); // 1) for library messages
- */
- m_locale.AddCatalog("internat"); // 2) our private one
- /* this catalog is installed in standard location on Liux systems,
- it might not be installed on yours - just ignore the errrors
- or comment out this line then */
- m_locale.AddCatalog("fileutils"); // 3) and another just for testing
-
-}
+// ----------------------------------------------------------------------------
+// MyApp
+// ----------------------------------------------------------------------------
// `Main program' equivalent, creating windows and returning main app frame
-bool MyApp::OnInit(void)
+bool MyApp::OnInit()
{
- // Create the main frame window
- MyFrame *frame = new MyFrame(NULL, "Minimal wxWindows App", 50, 50, 450, 340);
+ long lng = -1;
- // Give it an icon
-#ifdef __WXMSW__
- frame->SetIcon(wxIcon("mondrian"));
-#endif
-#ifdef __X__
- frame->SetIcon(wxIcon("aiai.xbm"));
-#endif
+ if ( argc == 2 )
+ {
+ // the parameter must be the lang index
+ wxString(argv[1]).ToLong(&lng);
+ }
- // Make a menubar
- wxMenu *file_menu = new wxMenu;
+ static const wxLanguage langIds[] =
+ {
+ wxLANGUAGE_DEFAULT,
+ wxLANGUAGE_FRENCH,
+ wxLANGUAGE_GERMAN,
+ wxLANGUAGE_RUSSIAN,
+ wxLANGUAGE_JAPANESE,
+ wxLANGUAGE_ENGLISH,
+ wxLANGUAGE_ENGLISH_US,
+ };
- file_menu->Append(MINIMAL_ABOUT, "&About");
- file_menu->Append(MINIMAL_QUIT, "E&xit");
- wxMenuBar *menu_bar = new wxMenuBar;
- menu_bar->Append(file_menu, "&File");
- frame->SetMenuBar(menu_bar);
+ if ( lng == -1 )
+ {
+ // note that it makes no sense to translate these strings, they are
+ // shown before we set the locale anyhow
+ const wxString langNames[] =
+ {
+ _T("System default"),
+ _T("French"),
+ _T("German"),
+ _T("Russian"),
+ _T("Japanese"),
+ _T("English"),
+ _T("English (U.S.)")
+ };
- // Make a panel with a message
- wxPanel *panel = new wxPanel(frame, -1, wxPoint(0, 0), wxSize(400, 200), wxTAB_TRAVERSAL);
+ // the arrays should be in sync
+ wxCOMPILE_TIME_ASSERT( WXSIZEOF(langNames) == WXSIZEOF(langIds),
+ LangArraysMismatch );
- wxString msgString;
- int num = 2;
- if ( num == 0 )
- msgString = wxTString("you've probably entered an invalid number.");
- else if ( num == 9 ) // this message is not translated
- msgString = wxTString("You've found a bug in this program!");
- else if ( num != 17 )
- msgString = wxTString("bad luck! try again...");
- else {
- msgString = wxTString("congratulations! you've won. Here is the magic phrase:");
- }
+ lng = wxGetSingleChoiceIndex
+ (
+ _T("Please choose language:"),
+ _T("Language"),
+ WXSIZEOF(langNames),
+ langNames
+ );
+ }
- wxStaticText *msg = new wxStaticText(panel, 311, msgString, wxPoint(10, 10), wxSize(-1, -1),
- 0);
+ if ( lng != -1 )
+ m_locale.Init(langIds[lng]);
- // Show the frame
- frame->Show(TRUE);
-
- SetTopWindow(frame);
+ // Initialize the catalogs we'll be using
+ m_locale.AddCatalog(wxT("internat"));
- return TRUE;
+ // this catalog is installed in standard location on Linux systems and
+ // shows that you may make use of the standard message catalogs as well
+ //
+ // if it's not installed on your system, it is just silently ignored
+#ifdef __LINUX__
+ {
+ wxLogNull noLog;
+ m_locale.AddCatalog(_T("fileutils"));
+ }
+#endif
+
+ // Create the main frame window
+ MyFrame *frame = new MyFrame(m_locale);
+
+ // Give it an icon
+ frame->SetIcon(wxICON(mondrian));
+
+ // Make a menubar
+ wxMenu *file_menu = new wxMenu;
+ file_menu->Append(wxID_ABOUT, _("&About..."));
+ file_menu->AppendSeparator();
+ file_menu->Append(INTERNAT_QUIT, _("E&xit"));
+
+ wxMenu *test_menu = new wxMenu;
+ test_menu->Append(INTERNAT_OPEN, _("&Open bogus file"));
+ test_menu->Append(INTERNAT_TEST, _("&Play a game"));
+
+ wxMenuBar *menu_bar = new wxMenuBar;
+ menu_bar->Append(file_menu, _("&File"));
+ menu_bar->Append(test_menu, _("&Test"));
+ frame->SetMenuBar(menu_bar);
+
+ // Show the frame
+ frame->Show(TRUE);
+ SetTopWindow(frame);
+
+ return TRUE;
}
-// My frame constructor
-MyFrame::MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h):
- wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
-{}
+// ----------------------------------------------------------------------------
+// MyFrame
+// ----------------------------------------------------------------------------
-void MyFrame::OnQuit(wxCommandEvent& event)
+// main frame constructor
+MyFrame::MyFrame(wxLocale& locale)
+ : wxFrame(NULL,
+ -1,
+ _("International wxWindows App"),
+ wxPoint(50, 50),
+ wxSize(350, 60)),
+ m_locale(locale)
{
- Close(TRUE);
+ // Empty
}
-void MyFrame::OnAbout(wxCommandEvent& event)
+void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
{
- wxMessageDialog dialog(this, "This is a minimal sample\nA second line in the message box",
- "About Minimal", wxYES_NO|wxCANCEL);
+ Close(TRUE);
+}
- dialog.ShowModal();
+void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
+{
+ wxString localeInfo;
+ wxString locale = m_locale.GetLocale();
+ wxString sysname = m_locale.GetSysName();
+ wxString canname = m_locale.GetCanonicalName();
+
+ localeInfo.Printf( _("Language: %s\nSystem locale name: %s\nCanonical locale name: %s\n"),
+ locale.c_str(), sysname.c_str(), canname.c_str() );
+
+ wxMessageDialog(this, wxString(_("I18n sample\n(c) 1998, 1999 Vadim Zeitlin and Julian Smart"))
+ + wxT("\n\n") + localeInfo,
+ _("About Internat"), wxOK | wxICON_INFORMATION).ShowModal();
}
+void MyFrame::OnPlay(wxCommandEvent& WXUNUSED(event))
+{
+ wxString str = wxGetTextFromUser(_("Enter your number:"),
+ _("Try to guess my number!"), wxEmptyString, this);
+
+ if ( str.IsEmpty() ) return;
+
+ int num;
+ wxSscanf(str, wxT("%d"), &num);
+ if ( num == 0 )
+ str = _("You've probably entered an invalid number.");
+ else if ( num == 9 ) // this message is not translated (not in catalog)
+ str = _T("You've found a bug in this program!");
+ else if ( num != 17 ) // a more implicit way to write _()
+ str = wxGetTranslation(wxT("Bad luck! try again..."));
+ else
+ {
+ str.Empty();
+ // string must be split in two -- otherwise the translation won't be found
+ str << _("Congratulations! you've won. Here is the magic phrase:")
+ << _("cannot create fifo `%s'");
+ }
+ wxMessageBox(str, _("Result"), wxOK | wxICON_INFORMATION);
+}
+
+void MyFrame::OnOpen(wxCommandEvent&)
+{
+ // open a bogus file -- the error message should be also translated if you've
+ // got wxstd.mo somewhere in the search path
+ wxFile file(wxT("NOTEXIST.ING"));
+}