X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..5e0ebb716a29a8240bb855e8a01c99379d03e666:/samples/internat/internat.cpp diff --git a/samples/internat/internat.cpp b/samples/internat/internat.cpp index e8e4fd5812..b2d4113e24 100644 --- a/samples/internat/internat.cpp +++ b/samples/internat/internat.cpp @@ -1,18 +1,21 @@ ///////////////////////////////////////////////////////////////////////////// // 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 +// Copyright: (c) Julian Smart +// 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" @@ -22,130 +25,445 @@ #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" +#endif + +// ---------------------------------------------------------------------------- +// private classes +// ---------------------------------------------------------------------------- // Define a new application type class MyApp: public wxApp { public: - MyApp(); - bool OnInit(void); + 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 class MyFrame: public wxFrame -{ public: - MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h); - - public: - void OnQuit(wxCommandEvent& event); +{ +public: + MyFrame(wxLocale& m_locale); + +public: + void OnTestLocaleAvail(wxCommandEvent& event); void OnAbout(wxCommandEvent& event); - bool OnClose(void) { return TRUE; } + 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() - + 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_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(MINIMAL_QUIT, MyFrame::OnQuit) - EVT_MENU(MINIMAL_ABOUT, MyFrame::OnAbout) + 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 +// ---------------------------------------------------------------------------- + +// command line arguments handling +void MyApp::OnInitCmdLine(wxCmdLineParser& parser) +{ + parser.AddParam(_("locale"), + wxCMD_LINE_VAL_STRING, + wxCMD_LINE_PARAM_OPTIONAL); + + wxApp::OnInitCmdLine(parser); +} -MyApp::MyApp(): - m_locale("french", "fr", "C") +bool MyApp::OnCmdLineParsed(wxCmdLineParser& parser) { - // 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 - + if ( !wxApp::OnCmdLineParsed(parser) ) + return false; + + if ( parser.GetParamCount() ) + { + 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); + } + + return true; } // `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); + if ( !wxApp::OnInit() ) + return false; - // Give it an icon -#ifdef __WINDOWS__ - frame->SetIcon(wxIcon("mondrian")); -#endif -#ifdef __X__ - frame->SetIcon(wxIcon("aiai.xbm")); + if ( m_lang == wxLANGUAGE_UNKNOWN ) + { + int lng = wxGetSingleChoiceIndex + ( + _("Please choose language:"), + _("Language"), + WXSIZEOF(langNames), + langNames + ); + m_lang = lng == -1 ? wxLANGUAGE_DEFAULT : langIds[lng]; + } + + if ( m_lang != wxLANGUAGE_DEFAULT ) + { + // 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) ) + { + wxLogWarning(_("This language is not supported by the system.")); + + // 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")); + + // 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 - // Make a menubar - wxMenu *file_menu = new wxMenu; + // 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(); +} - 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); +void MyFrame::OnPlay(wxCommandEvent& WXUNUSED(event)) +{ + wxString str = wxGetTextFromUser + ( + _("Enter your number:"), + _("Try to guess my number!"), + wxEmptyString, + this + ); - // Make a panel with a message - wxPanel *panel = new wxPanel(frame, -1, wxPoint(0, 0), wxSize(400, 200), wxTAB_TRAVERSAL); + if ( str.empty() ) + { + // cancelled + return; + } - 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:"); - } + 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(); - wxStaticText *msg = new wxStaticText(panel, 311, msgString, wxPoint(10, 10), wxSize(-1, -1), - 0); + // 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...")); + } - // Show the frame - frame->Show(TRUE); - + 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; - SetTopWindow(frame); + s_locale = locale; + const wxLanguageInfo * const info = wxLocale::FindLanguageInfo(s_locale); + if ( !info ) + { + wxLogError(_("Locale \"%s\" is unknown."), s_locale.c_str()); + return; + } - return TRUE; + 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()); } -// 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)) -{} +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::OnQuit(wxCommandEvent& event) +void MyFrame::OnTest1(wxCommandEvent& WXUNUSED(event)) { - Close(TRUE); + 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::OnAbout(wxCommandEvent& event) +void MyFrame::OnTest2(wxCommandEvent& WXUNUSED(event)) { - wxMessageDialog dialog(this, "This is a minimal sample\nA second line in the message box", - "About Minimal", wxYES_NO|wxCANCEL); + 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); + } +} - dialog.ShowModal(); +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); }