#endif
#ifndef WX_PRECOMP
-#include "wx/wx.h"
+ #include "wx/wx.h"
#endif
#include "wx/intl.h"
#include "wx/file.h"
#include "wx/log.h"
+#include "wx/cmdline.h"
#if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__)
#include "mondrian.xpm"
class MyApp: public wxApp
{
public:
+ MyApp() { m_lang = wxLANGUAGE_UNKNOWN; }
+
+ virtual void OnInitCmdLine(wxCmdLineParser& parser);
+ virtual bool OnCmdLineParsed(wxCmdLineParser& parser);
virtual bool OnInit();
protected:
- wxLocale m_locale; // locale we'll be using
+ wxLanguage m_lang; // language specified by user
+ wxLocale m_locale; // locale we'll be using
};
// Define a new frame type
MyFrame(wxLocale& m_locale);
public:
- void OnQuit(wxCommandEvent& event);
+ 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()
// ID for the menu commands
enum
{
- INTERNAT_QUIT = 1,
- INTERNAT_TEXT,
- INTERNAT_TEST,
- INTERNAT_OPEN
+ 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 );
+
// ----------------------------------------------------------------------------
-// wxWindows macros
+// wxWidgets macros
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
- EVT_MENU(INTERNAT_QUIT, MyFrame::OnQuit)
+ EVT_MENU(INTERNAT_TEST, MyFrame::OnTestLocaleAvail)
EVT_MENU(wxID_ABOUT, MyFrame::OnAbout)
- EVT_MENU(INTERNAT_TEST, MyFrame::OnPlay)
- EVT_MENU(INTERNAT_OPEN, MyFrame::OnOpen)
+ 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)
// MyApp
// ----------------------------------------------------------------------------
-// `Main program' equivalent, creating windows and returning main app frame
-bool MyApp::OnInit()
+// command line arguments handling
+void MyApp::OnInitCmdLine(wxCmdLineParser& parser)
{
- long lng = -1;
+ parser.AddParam(_("locale"),
+ wxCMD_LINE_VAL_STRING,
+ wxCMD_LINE_PARAM_OPTIONAL);
- if ( argc == 2 )
+ wxApp::OnInitCmdLine(parser);
+}
+
+bool MyApp::OnCmdLineParsed(wxCmdLineParser& parser)
+{
+ if ( !wxApp::OnCmdLineParsed(parser) )
+ return false;
+
+ if ( parser.GetParamCount() )
{
- // the parameter must be the lang index
- wxString tmp(argv[1]);
- tmp.ToLong(&lng);
+ const wxString loc = parser.GetParam();
+ const wxLanguageInfo * const lang = wxLocale::FindLanguageInfo(loc);
+ if ( !lang )
+ {
+ wxLogError(_("Locale \"%s\" is unknown."), loc);
+ return false;
+ }
+
+ m_lang = wx_static_cast(wxLanguage, lang->Language);
}
- static const wxLanguage langIds[] =
+ return true;
+}
+
+// `Main program' equivalent, creating windows and returning main app frame
+bool MyApp::OnInit()
+{
+ if ( !wxApp::OnInit() )
+ return false;
+
+ if ( m_lang == wxLANGUAGE_UNKNOWN )
{
- wxLANGUAGE_DEFAULT,
- wxLANGUAGE_FRENCH,
- wxLANGUAGE_GERMAN,
- wxLANGUAGE_RUSSIAN,
- wxLANGUAGE_JAPANESE,
- wxLANGUAGE_ENGLISH,
- wxLANGUAGE_ENGLISH_US,
- };
+ int lng = wxGetSingleChoiceIndex
+ (
+ _("Please choose language:"),
+ _("Language"),
+ WXSIZEOF(langNames),
+ langNames
+ );
+ m_lang = lng == -1 ? wxLANGUAGE_DEFAULT : langIds[lng];
+ }
- if ( lng == -1 )
+ if ( m_lang != wxLANGUAGE_DEFAULT )
{
- // note that it makes no sense to translate these strings, they are
- // shown before we set the locale anyhow
- const wxString langNames[] =
+ // 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(m_lang, wxLOCALE_CONV_ENCODING) )
{
- _T("System default"),
- _T("French"),
- _T("German"),
- _T("Russian"),
- _T("Japanese"),
- _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
- );
- }
+ wxLogWarning(_("This language is not supported by the system."));
- if ( lng != -1 )
- m_locale.Init(langIds[lng]);
+ // continue nevertheless
+ }
+ }
+ // 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"));
// 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(INTERNAT_QUIT, _("E&xit"));
+ file_menu->Append(wxID_EXIT, _("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->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"));
frame->SetMenuBar(menu_bar);
// Show the frame
- frame->Show(TRUE);
+ frame->Show(true);
SetTopWindow(frame);
- return TRUE;
+ return true;
}
// ----------------------------------------------------------------------------
// main frame constructor
MyFrame::MyFrame(wxLocale& locale)
: wxFrame(NULL,
- -1,
- _("International wxWindows App"),
- wxPoint(50, 50),
- wxSize(350, 60)),
+ wxID_ANY,
+ _("International wxWidgets App")),
m_locale(locale)
{
- // Empty
+ // 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);
+ Close(true);
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
wxString sysname = m_locale.GetSysName();
wxString canname = m_locale.GetCanonicalName();
- localeInfo.Printf( _("Language: %s\nSystem locale name: %s\nCanonical locale name: %s\n"),
+ localeInfo.Printf(_("Language: %s\nSystem locale name:\n%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();
+ 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.IsEmpty() ) return;
+ wxString str = wxGetTextFromUser
+ (
+ _("Enter your number:"),
+ _("Try to guess my number!"),
+ wxEmptyString,
+ this
+ );
+
+ if ( str.empty() )
+ {
+ // cancelled
+ return;
+ }
- int num;
- wxSscanf(str, wxT("%d"), &num);
- if ( num == 0 )
+ 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)
+ }
+ 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 ) // a more implicit way to write _()
- str = wxGetTranslation(wxT("Bad luck! try again..."));
- else
+ }
+ else if ( num == 17 )
{
- str.Empty();
- // string must be split in two -- otherwise the translation won't be found
+ 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&)
+void MyFrame::OnTestLocaleAvail(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
+ 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 wxString 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 wxString 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 char* 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);
+}
+
+