A GtkApplication with a simple GMenu and SimpleActions
You need to be running Gtk3.4 or later for this to work
#include <gtk/gtk.h>
static void
new_window (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
g_print ("This does nothing. It is only a demonstration.\n");
}
static void
quit (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
GApplication *application = user_data;
g_application_quit (application);
}
static void
startup (GtkApplication *application,
gpointer user_data)
{
static const GActionEntry actions[] = {
{ "new", new_window },
{ "quit", quit }
};
GMenu *menu;
g_action_map_add_action_entries (G_ACTION_MAP (application), actions, G_N_ELEMENTS (actions), application);
menu = g_menu_new ();
g_menu_append (menu, "New", "app.new");
g_menu_append (menu, "Quit", "app.quit");
gtk_application_set_app_menu (application, G_MENU_MODEL (menu));
g_object_unref (menu);
}
static void
activate (GtkApplication *app,
gpointer user_data)
{
GtkWidget *window;
window = gtk_application_window_new (app);
gtk_window_set_application (GTK_WINDOW (window), GTK_APPLICATION (app));
gtk_window_set_title (GTK_WINDOW (window), "Hello GNOME");
gtk_widget_show_all (GTK_WIDGET (window));
}
int
main (int argc, char **argv)
{
GtkApplication *app;
int status;
app = gtk_application_new ("org.gtk.example",G_APPLICATION_FLAGS_NONE);
g_signal_connect (app, "startup", G_CALLBACK (startup), NULL);
g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
status = g_application_run (G_APPLICATION (app), argc, argv);
g_object_unref (app);
return status;
}
Neste exemplo empregaremos o seguinte:
GMenu
GSimpleAction