45e6e6f8ab
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44354 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
440 lines
12 KiB
C++
440 lines
12 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 OnTestLocaleAvail(wxCommandEvent& event);
|
|
void OnAbout(wxCommandEvent& event);
|
|
void OnQuit(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_TEST = wxID_HIGHEST + 1,
|
|
INTERNAT_PLAY,
|
|
INTERNAT_TEST_1,
|
|
INTERNAT_TEST_2,
|
|
INTERNAT_TEST_3
|
|
};
|
|
|
|
// language data
|
|
static const wxLanguage langIds[] =
|
|
{
|
|
wxLANGUAGE_DEFAULT,
|
|
wxLANGUAGE_FRENCH,
|
|
wxLANGUAGE_GERMAN,
|
|
wxLANGUAGE_RUSSIAN,
|
|
wxLANGUAGE_BULGARIAN,
|
|
wxLANGUAGE_CZECH,
|
|
wxLANGUAGE_POLISH,
|
|
wxLANGUAGE_SWEDISH,
|
|
#if wxUSE_UNICODE || defined(__WXMOTIF__)
|
|
wxLANGUAGE_JAPANESE,
|
|
#endif
|
|
#if wxUSE_UNICODE
|
|
wxLANGUAGE_GEORGIAN,
|
|
wxLANGUAGE_ENGLISH,
|
|
wxLANGUAGE_ENGLISH_US,
|
|
wxLANGUAGE_ARABIC,
|
|
wxLANGUAGE_ARABIC_EGYPT
|
|
#endif
|
|
};
|
|
|
|
// 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"),
|
|
_T("Polish"),
|
|
_T("Swedish"),
|
|
#if wxUSE_UNICODE || defined(__WXMOTIF__)
|
|
_T("Japanese"),
|
|
#endif
|
|
#if wxUSE_UNICODE
|
|
_T("Georgian"),
|
|
_T("English"),
|
|
_T("English (U.S.)"),
|
|
_T("Arabic"),
|
|
_T("Arabic (Egypt)")
|
|
#endif
|
|
};
|
|
|
|
// the arrays must be in sync
|
|
wxCOMPILE_TIME_ASSERT( WXSIZEOF(langNames) == WXSIZEOF(langIds),
|
|
LangArraysMismatch );
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxWidgets macros
|
|
// ----------------------------------------------------------------------------
|
|
|
|
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
|
|
EVT_MENU(INTERNAT_TEST, MyFrame::OnTestLocaleAvail)
|
|
EVT_MENU(wxID_ABOUT, MyFrame::OnAbout)
|
|
EVT_MENU(wxID_EXIT, MyFrame::OnQuit)
|
|
|
|
EVT_MENU(INTERNAT_PLAY, MyFrame::OnPlay)
|
|
EVT_MENU(wxID_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()
|
|
{
|
|
if ( !wxApp::OnInit() )
|
|
return false;
|
|
|
|
long lng = -1;
|
|
|
|
if ( argc == 2 )
|
|
{
|
|
// the parameter must be the lang index
|
|
wxString tmp(argv[1]);
|
|
tmp.ToLong(&lng);
|
|
}
|
|
|
|
if ( lng == -1 )
|
|
{
|
|
lng = wxGetSingleChoiceIndex
|
|
(
|
|
_T("Please choose language:"),
|
|
_T("Language"),
|
|
WXSIZEOF(langNames),
|
|
langNames
|
|
);
|
|
}
|
|
|
|
if ( lng != -1 )
|
|
{
|
|
// don't use wxLOCALE_LOAD_DEFAULT flag so that Init() doesn't return
|
|
// false just because it failed to load wxstd catalog
|
|
if ( !m_locale.Init(langIds[lng], wxLOCALE_CONV_ENCODING) )
|
|
{
|
|
wxLogError(_T("This language is not supported by the system."));
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// normally this wouldn't be necessary as the catalog files would be found
|
|
// in the default locations, but when the program is not installed the
|
|
// catalogs are in the build directory where we wouldn't find them by
|
|
// default
|
|
wxLocale::AddCatalogLookupPathPrefix(wxT("."));
|
|
|
|
// 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(INTERNAT_TEST, _("&Test locale availability...\tCtrl-T"));
|
|
file_menu->AppendSeparator();
|
|
file_menu->Append(wxID_ABOUT, _("&About..."));
|
|
file_menu->AppendSeparator();
|
|
file_menu->Append(wxID_EXIT, _("E&xit"));
|
|
|
|
wxMenu *test_menu = new wxMenu;
|
|
test_menu->Append(wxID_OPEN, _("&Open bogus file"));
|
|
test_menu->Append(INTERNAT_PLAY, _("&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,
|
|
wxID_ANY,
|
|
_("International wxWidgets App")),
|
|
m_locale(locale)
|
|
{
|
|
// this demonstrates RTL layout mirroring for Arabic locales
|
|
wxSizer *sizer = new wxBoxSizer(wxHORIZONTAL);
|
|
sizer->Add(new wxStaticText(this, wxID_ANY, _("First")),
|
|
wxSizerFlags().Border());
|
|
sizer->Add(new wxStaticText(this, wxID_ANY, _("Second")),
|
|
wxSizerFlags().Border());
|
|
SetSizer(sizer);
|
|
}
|
|
|
|
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:\n%s\nCanonical locale name: %s\n"),
|
|
locale.c_str(), sysname.c_str(), canname.c_str() );
|
|
|
|
wxMessageDialog dlg(
|
|
this,
|
|
wxString(_("I18n sample\n(c) 1998, 1999 Vadim Zeitlin and Julian Smart"))
|
|
+ wxT("\n\n")
|
|
+ localeInfo,
|
|
_("About Internat"),
|
|
wxOK | wxICON_INFORMATION
|
|
);
|
|
dlg.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::OnTestLocaleAvail(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
static wxString s_locale;
|
|
wxString locale = wxGetTextFromUser
|
|
(
|
|
_("Enter the locale to test"),
|
|
wxGetTextFromUserPromptStr,
|
|
s_locale,
|
|
this
|
|
);
|
|
if ( locale.empty() )
|
|
return;
|
|
|
|
s_locale = locale;
|
|
const wxLanguageInfo * const info = wxLocale::FindLanguageInfo(s_locale);
|
|
if ( !info )
|
|
{
|
|
wxLogError(_("Locale \"%s\" is unknown."), s_locale.c_str());
|
|
return;
|
|
}
|
|
|
|
if ( wxLocale::IsAvailable(info->Language) )
|
|
wxLogMessage(_("Locale \"%s\" is available."), s_locale.c_str());
|
|
else
|
|
wxLogWarning(_("Locale \"%s\" is not available."), s_locale.c_str());
|
|
}
|
|
|
|
void MyFrame::OnOpen(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
// 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(" ") <<
|
|
wxPLURAL("file deleted", "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);
|
|
}
|
|
|
|
|