Add support for i18n of the UI

Add all the boilerplate code required for doing i18n of the UI.
No translations available yet though

.hgignore

@@ -22,6 +22,7 @@ Makefile\.in$
 ^src/Makefile$
 ^stamp-h1$
 ^virt-viewer\.spec$
+^mingw32-virt-viewer\.spec$
 ^config.h.in$
 ^man/Makefile$
 ^man/virt-viewer\.1$
@@ -32,3 +33,15 @@ Makefile\.in$
 ^plugin/.*\.so
 ^plugin/.*\.lo
 ^plugin/Makefile$
+^m4/libtool\.m4$
+^m4/ltoptions\.m4$
+^m4/ltsugar\.m4$
+^m4/ltversion\.m4$
+^m4/lt~obsolete\.m4$
+^po/POTFILES$
+.*\.orig$
+.*\.rej$
+^po/Makefile\.in\.in$
+^po/Makefile\.in$
+^po/Makefile$
+^po/stamp-it$

Makefile.am

@@ -1,6 +1,21 @@
 
-SUBDIRS = src man plugin
+ACLOCAL_AMFLAGS = -I m4
 
-EXTRA_DIST = @PACKAGE@.spec
+SUBDIRS = src man plugin po
 
-DISTCLEAN_FILES = @PACKAGE@.spec
+EXTRA_DIST = @PACKAGE@.spec \
+	intltool-extract.in             \
+        intltool-merge.in               \
+        intltool-update.in
+
+DISTCLEAN_FILES = @PACKAGE@.spec \
+        intltool-extract                \
+        intltool-merge                  \
+        intltool-update
+
+MAINTAINERCLEANFILES =          \
+        m4/libtool.m4                   \
+        m4/lt~obsolete.m4               \
+        m4/ltoptions.m4                 \
+        m4/ltsugar.m4                   \
+        m4/ltversion.m4

autogen.sh

@@ -37,9 +37,10 @@ if test -z "$*"; then
 fi
 
 libtoolize --copy --force
-aclocal
+intltoolize --force
+aclocal -I m4
 autoheader
-automake --add-missing
+automake --add-missing --copy
 autoconf
 
 cd $THEDIR

configure.ac

@@ -16,6 +16,14 @@ AC_DEFINE([_GNU_SOURCE], [], [Enable GNU extensions])
 
 VIRT_VIEWER_COMPILE_WARNINGS(maximum)
 
+GETTEXT_PACKAGE=virt-viewer
+AC_SUBST(GETTEXT_PACKAGE)
+AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE", [GETTEXT package name])
+
+IT_PROG_INTLTOOL([0.35.0])
+AM_GLIB_GNU_GETTEXT
+
+
 PKG_CHECK_MODULES(LIBXML2, libxml-2.0 >= 2.6.0)
 PKG_CHECK_MODULES(LIBVIRT, libvirt >= 0.6.0)
 PKG_CHECK_MODULES(GTK2, gtk+-2.0 >= 2.10.0)
@@ -52,6 +60,7 @@ AM_CONDITIONAL(ENABLE_PLUGIN, [test "x$enable_plugin" = "xyes"])
 AC_OUTPUT(Makefile
           src/Makefile
           man/Makefile
+	  po/Makefile.in
 	  plugin/Makefile
           virt-viewer.spec
           mingw32-virt-viewer.spec)

po/POTFILES.in

@@ -0,0 +1,8 @@
+src/auth.c
+src/events.c
+src/main.c
+src/util.c
+src/viewer.c
+src/about.glade
+src/auth.glade
+src/viewer.glade

src/Makefile.am

@@ -27,4 +27,5 @@ virt_viewer_CFLAGS = \
 	@LIBGLADE2_CFLAGS@ \
 	@LIBVIRT_CFLAGS@ \
 	@WARN_CFLAGS@ \
-	-DGLADE_DIR="\"$(gladedir)\""
+	-DGLADE_DIR="\"$(gladedir)\"" \
+	-DLOCALE_DIR=\""$(datadir)/locale"\"

src/main.c

@@ -21,15 +21,16 @@
  */
 
 #include <config.h>
-
+#include <locale.h>
 #include <vncdisplay.h>
 #include <gtk/gtk.h>
+#include <glib/gi18n.h>
 
 #include "viewer.h"
 
 static void viewer_version(FILE *out)
 {
-	fprintf(out, "%s version %s\n", PACKAGE, VERSION);
+	fprintf(out, _("%s version %s\n"), PACKAGE, VERSION);
 }
 
 
@@ -46,29 +47,34 @@ int main(int argc, char **argv)
 	gboolean direct = FALSE;
 	gboolean waitvm = FALSE;
 	gboolean reconnect = FALSE;
-	const char *help_msg = "Run '" PACKAGE " --help' to see a full list of available command line options";
+	const char *help_msg = N_("Run '" PACKAGE " --help' to see a full list of available command line options");
 	const GOptionEntry options [] = {
 		{ "version", 'V', 0, G_OPTION_ARG_NONE, &print_version,
-		  "display version information", NULL },
+		  N_("display version information"), NULL },
 		{ "verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
-		  "display verbose information", NULL },
+		  N_("display verbose information"), NULL },
 		{ "direct", 'd', 0, G_OPTION_ARG_NONE, &direct,
-		  "direct connection with no automatic tunnels", NULL },
+		  N_("direct connection with no automatic tunnels"), NULL },
 		{ "connect", 'c', 0, G_OPTION_ARG_STRING, &uri,
-		  "connect to hypervisor", "URI"},
+		  N_("connect to hypervisor"), "URI"},
 		{ "wait", 'w', 0, G_OPTION_ARG_NONE, &waitvm,
-		  "wait for domain to start", NULL },
+		  N_("wait for domain to start"), NULL },
 		{ "reconnect", 'r', 0, G_OPTION_ARG_NONE, &reconnect,
-		  "reconnect to domain upon restart", NULL },
+		  N_("reconnect to domain upon restart"), NULL },
 		{ "debug", '\0', 0, G_OPTION_ARG_NONE, &debug,
-		  "display debugging information", NULL },
+		  N_("display debugging information"), NULL },
   	     	{ G_OPTION_REMAINING, '\0', 0, G_OPTION_ARG_STRING_ARRAY, &args,
 		  NULL, "DOMAIN-NAME|ID|UUID" },
   		{ NULL, 0, 0, G_OPTION_ARG_NONE, NULL, NULL, NULL }
 	};
 
+	setlocale(LC_ALL, "");
+	bindtextdomain(GETTEXT_PACKAGE, LOCALE_DIR);
+	bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
+	textdomain(GETTEXT_PACKAGE);
+
 	/* Setup command line options */
-	context = g_option_context_new ("- Virtual machine graphical console");
+	context = g_option_context_new (_("- Virtual machine graphical console"));
 	g_option_context_add_main_entries (context, options, NULL);
 	g_option_context_add_group (context, gtk_get_option_group (TRUE));
 	g_option_context_add_group (context, vnc_display_get_option_group ());
@@ -76,7 +82,7 @@ int main(int argc, char **argv)
 	if (error) {
 		g_print ("%s\n%s\n",
 			 error->message,
-			 help_msg);
+			 gettext(help_msg));
 		g_error_free (error);
 		return 1;
 	}
@@ -86,7 +92,7 @@ int main(int argc, char **argv)
 	}
 
 	if (!args || (g_strv_length(args) != 1)) {
-		fprintf(stderr, "\nUsage: %s [OPTIONS] DOMAIN-NAME|ID|UUID\n\n%s\n\n", argv[0], help_msg);
+		fprintf(stderr, _("\nUsage: %s [OPTIONS] DOMAIN-NAME|ID|UUID\n\n%s\n\n"), argv[0], help_msg);
 		return 1;
 	}