wxWidgets/samples/internat/internat.cpp
Julian Smart be5a51fb59 More name changes
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27429 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2004-05-25 11:20:37 +00:00

376 lines
10 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: internat.cpp
// Purpose: Demonstrates internationalisation (i18n) support
// Author: Vadim Zeitlin/Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.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:
virtual bool OnInit();
protected:
wxLocale m_locale; // locale we'll be using
};
// Define a new frame type
class MyFrame: public wxFrame
{
public:
MyFrame(wxLocale& m_locale);
public:
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
void OnPlay(wxCommandEvent& event);
void OnOpen(wxCommandEvent& event);
void OnTest1(wxCommandEvent& event);
void OnTest2(wxCommandEvent& event);
void OnTest3(wxCommandEvent& event);
DECLARE_EVENT_TABLE()
wxLocale& m_locale;
};
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// ID for the menu commands
enum
{
INTERNAT_QUIT = 1,
INTERNAT_TEXT,
INTERNAT_TEST,
INTERNAT_TEST_1,
INTERNAT_TEST_2,
INTERNAT_TEST_3,
INTERNAT_OPEN
};
// ----------------------------------------------------------------------------
// wxWidgets macros
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(INTERNAT_QUIT, MyFrame::OnQuit)
EVT_MENU(wxID_ABOUT, MyFrame::OnAbout)
EVT_MENU(INTERNAT_TEST, MyFrame::OnPlay)
EVT_MENU(INTERNAT_OPEN, MyFrame::OnOpen)
EVT_MENU(INTERNAT_TEST_1, MyFrame::OnTest1)
EVT_MENU(INTERNAT_TEST_2, MyFrame::OnTest2)
EVT_MENU(INTERNAT_TEST_3, MyFrame::OnTest3)
END_EVENT_TABLE()
IMPLEMENT_APP(MyApp)
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// MyApp
// ----------------------------------------------------------------------------
// `Main program' equivalent, creating windows and returning main app frame
bool MyApp::OnInit()
{
long lng = -1;
if ( argc == 2 )
{
// the parameter must be the lang index
wxString tmp(argv[1]);
tmp.ToLong(&lng);
}
static const wxLanguage langIds[] =
{
wxLANGUAGE_DEFAULT,
wxLANGUAGE_FRENCH,
wxLANGUAGE_GERMAN,
wxLANGUAGE_RUSSIAN,
wxLANGUAGE_BULGARIAN,
wxLANGUAGE_CZECH,
#if wxUSE_UNICODE
wxLANGUAGE_JAPANESE,
wxLANGUAGE_GEORGIAN,
#endif
wxLANGUAGE_ENGLISH,
wxLANGUAGE_ENGLISH_US
};
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("Bulgarian"),
_T("Czech"),
#if wxUSE_UNICODE
_T("Japanese"),
_T("Georgian"),
#endif
_T("English"),
_T("English (U.S.)")
};
// the arrays should be in sync
wxCOMPILE_TIME_ASSERT( WXSIZEOF(langNames) == WXSIZEOF(langIds),
LangArraysMismatch );
lng = wxGetSingleChoiceIndex
(
_T("Please choose language:"),
_T("Language"),
WXSIZEOF(langNames),
langNames
);
}
if ( lng != -1 )
m_locale.Init(langIds[lng]);
// Initialize the catalogs we'll be using
m_locale.AddCatalog(wxT("internat"));
// 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"));
test_menu->AppendSeparator();
test_menu->Append(INTERNAT_TEST_1, _("&1 _() (gettext)"));
test_menu->Append(INTERNAT_TEST_2, _("&2 _N() (ngettext)"));
test_menu->Append(INTERNAT_TEST_3, _("&3 wxTRANSLATE() (gettext_noop)"));
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;
}
// ----------------------------------------------------------------------------
// MyFrame
// ----------------------------------------------------------------------------
// main frame constructor
MyFrame::MyFrame(wxLocale& locale)
: wxFrame(NULL,
-1,
_("International wxWidgets App"),
wxPoint(50, 50),
wxSize(350, 60)),
m_locale(locale)
{
// Empty
}
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
{
Close(TRUE);
}
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.empty() )
{
// cancelled
return;
}
long num;
if ( !str.ToLong(&num) || num < 0 )
{
str = _("You've probably entered an invalid number.");
}
else if ( num == 9 )
{
// this message is not translated (not in catalog) because we used _T()
// and not _() around it
str = _T("You've found a bug in this program!");
}
else if ( num == 17 )
{
str.clear();
// string must be split in two -- otherwise the translation would't be
// found
str << _("Congratulations! you've won. Here is the magic phrase:")
<< _("cannot create fifo `%s'");
}
else
{
// this is a more implicit way to write _() but note that if you use it
// you must ensure that the strings get extracted in the message
// catalog as by default xgettext won't do it (it only knows of _(),
// not wxGetTranslation())
str = wxGetTranslation(_T("Bad luck! try again..."));
}
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"));
}
void MyFrame::OnTest1(wxCommandEvent& WXUNUSED(event))
{
const wxChar* title = _("Testing _() (gettext)");
wxTextEntryDialog d(this, _("Please enter text to translate"),
title, wxTRANSLATE("default value"));
if (d.ShowModal() == wxID_OK)
{
wxString v = d.GetValue();
wxString s(title);
s << _T("\n") << v << _T(" -> ")
<< wxGetTranslation(v.c_str()) << _T("\n");
wxMessageBox(s);
}
}
void MyFrame::OnTest2(wxCommandEvent& WXUNUSED(event))
{
const wxChar* title = _("Testing _N() (ngettext)");
wxTextEntryDialog d(this,
_("Please enter range for plural forms of \"n files deleted\" phrase"),
title, _T("0-10"));
if (d.ShowModal() == wxID_OK)
{
int first, last;
wxSscanf(d.GetValue(), _T("%d-%d"), &first, &last);
wxString s(title);
s << _T("\n");
for (int n = first; n <= last; ++n)
{
s << n << _T(" ") <<
wxGetTranslation(_T("file deleted"), _T("files deleted"), n) <<
_T("\n");
}
wxMessageBox(s);
}
}
void MyFrame::OnTest3(wxCommandEvent& WXUNUSED(event))
{
const wxChar* lines[] =
{
wxTRANSLATE("line 1"),
wxTRANSLATE("line 2"),
wxTRANSLATE("line 3"),
};
wxString s(_("Testing wxTRANSLATE() (gettext_noop)"));
s << _T("\n");
for (size_t i = 0; i < WXSIZEOF(lines); ++i)
{
s << lines[i] << _T(" -> ") << wxGetTranslation(lines[i]) << _T("\n");
}
wxMessageBox(s);
}