gnu/dist/gettext/gettext-tools/examples/hello-c++-qt/hello.cc

   1 // Example for use of GNU gettext.
   2 // Copyright (C) 2003 Free Software Foundation, Inc.
   3 // This file is in the public domain.
   4
   5 // Source code of the C++ program.
   6
   7 #include <qapplication.h>
   8 #include <qmainwindow.h>
   9 #include <qlabel.h>
  10 #include <qpushbutton.h>
  11 #include <qstring.h>
  12 #include <qvbox.h>
  13 #include <qhbox.h>
  14 #include <qtextcodec.h>
  15
  16 /* Get getpid() declaration.  */
  17 #if HAVE_UNISTD_H
  18 # include <unistd.h>
  19 #endif
  20
  21 int
  22 main (int argc, char *argv[])
  23 {
  24   // Initializations.
  25
  26   QApplication application (argc, argv);
  27 #if 0
  28   GettextTranslator *translator =
  29     new GettextTranslator (&application, "hello-c++-qt", LOCALEDIR);
  30 #else
  31   QTranslator *translator = new QTranslator (NULL);
  32   translator->load (QString ("hello-c++-qt") + "_" + QTextCodec::locale(),
  33                     PKGLOCALEDIR);
  34 #endif
  35   application.installTranslator (translator);
  36 #define _(string) application.translate ("", string)
  37
  38   // Create the GUI elements.
  39
  40   QMainWindow *window = new QMainWindow ();
  41   window->setCaption ("Hello example");
  42
  43   QVBox *panel = new QVBox (window);
  44   panel->setSpacing (2);
  45
  46   QLabel *label1 = new QLabel (_("Hello, world!"), panel);
  47
  48   QString label2text;
  49   // NOT using QString::sprintf because it doesn't support reordering of
  50   // arguments.
  51   //label2text.sprintf (_("This program is running as process number %d"),
  52   //                    getpid ());
  53   label2text = _("This program is running as process number %1.").arg(getpid ());
  54   QLabel *label2 = new QLabel (label2text, panel);
  55
  56   QHBox *buttonbar = new QHBox (panel);
  57   QWidget *filler = new QWidget (buttonbar); // makes the button right-aligned
  58   QPushButton *button = new QPushButton ("OK", buttonbar);
  59   button->setMaximumWidth (button->sizeHint().width() + 20);
  60   QObject::connect (button, SIGNAL (clicked ()), &application, SLOT (quit ()));
  61
  62   panel->resize (panel->sizeHint ());
  63   window->resize (panel->frameSize ());
  64
  65   application.setMainWidget (window);
  66
  67   // Make the GUI elements visible.
  68
  69   window->show ();
  70
  71   // Start the event loop.
  72
  73   return application.exec ();
  74 }