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/* Example for use of GNU gettext.
This file is in the public domain.
Source code of the C program. */
/* Get GTK declarations. */
#include <gtk/gtk.h>
#include <glib/gi18n.h>
/* Get getpid() declaration. */
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
#define UI_PATH "/org/gnu/gettext/examples/hello/hello.ui"
#define APPLICATION_ID "org.gnu.gettext.examples.hello"
#define GSETTINGS_SCHEMA "org.gnu.gettext.examples.hello"
static void
quit_callback (GtkWidget *widget, void *data)
{
g_application_quit (G_APPLICATION (data));
}
/* Forward declaration of GObject types. */
#define HELLO_TYPE_APPLICATION_WINDOW (hello_application_window_get_type ())
#define HELLO_APPLICATION_WINDOW(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), \
HELLO_TYPE_APPLICATION_WINDOW, \
HelloApplicationWindow))
typedef struct _HelloApplicationWindow HelloApplicationWindow;
typedef struct _HelloApplicationWindowClass HelloApplicationWindowClass;
#define HELLO_TYPE_APPLICATION (hello_application_get_type ())
#define HELLO_APPLICATION(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), \
HELLO_TYPE_APPLICATION, \
HelloApplication))
typedef struct _HelloApplication HelloApplication;
typedef struct _HelloApplicationClass HelloApplicationClass;
/* Custom application window implementation. */
struct _HelloApplicationWindow
{
GtkApplicationWindow parent;
GtkWidget *label2;
GtkWidget *button;
GSettings *settings;
};
struct _HelloApplicationWindowClass
{
GtkApplicationWindowClass parent_class;
};
G_DEFINE_TYPE (HelloApplicationWindow, hello_application_window,
GTK_TYPE_APPLICATION_WINDOW);
static void
hello_application_window_init (HelloApplicationWindow *window)
{
char *label;
gtk_widget_init_template (GTK_WIDGET (window));
label = g_strdup_printf (_("This program is running as process number %d."),
getpid ());
gtk_label_set_label (GTK_LABEL (window->label2), label);
g_free (label);
window->settings = g_settings_new (GSETTINGS_SCHEMA);
g_settings_bind (window->settings, "label-sensitive",
window->label2, "sensitive",
G_SETTINGS_BIND_DEFAULT);
}
static void
hello_application_window_dispose (GObject *object)
{
HelloApplicationWindow *window = HELLO_APPLICATION_WINDOW (object);
g_clear_object (&window->settings);
}
static void
hello_application_window_class_init (HelloApplicationWindowClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
gobject_class->dispose = hello_application_window_dispose;
gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (klass),
UI_PATH);
gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (klass),
HelloApplicationWindow, label2);
gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (klass),
HelloApplicationWindow, button);
}
static HelloApplicationWindow *
hello_application_window_new (HelloApplication *application)
{
return g_object_new (HELLO_TYPE_APPLICATION_WINDOW,
"application", application,
NULL);
}
/* Custom application implementation. */
struct _HelloApplication
{
GtkApplication parent;
};
struct _HelloApplicationClass
{
GtkApplicationClass parent_class;
};
G_DEFINE_TYPE (HelloApplication, hello_application, GTK_TYPE_APPLICATION);
static void
hello_application_init (HelloApplication *application)
{
}
static void
hello_application_activate (GApplication *application)
{
HelloApplicationWindow *window;
window = hello_application_window_new (HELLO_APPLICATION (application));
g_signal_connect (window->button, "clicked",
G_CALLBACK (quit_callback), application);
gtk_window_present (GTK_WINDOW (window));
}
static void
hello_application_class_init (HelloApplicationClass *klass)
{
G_APPLICATION_CLASS (klass)->activate = hello_application_activate;
}
static HelloApplication *
hello_application_new (void)
{
return g_object_new (HELLO_TYPE_APPLICATION,
"application-id", APPLICATION_ID,
NULL);
}
int
main (int argc, char *argv[])
{
GApplication *application;
int status;
/* Load the GSettings schema from the current directory. */
g_setenv ("GSETTINGS_SCHEMA_DIR", ".", FALSE);
/* Initializations. */
textdomain ("hello-c-gnome3");
bindtextdomain ("hello-c-gnome3", LOCALEDIR);
/* Create application. */
application = G_APPLICATION (hello_application_new ());
/* Start the application. */
status = g_application_run (application, argc, argv);
g_object_unref (application);
return status;
}
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