glib/gio/tests/gapplication-example-actions.c

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#include <gio/gio.h>
#include <stdlib.h>
#include <string.h>
static void
activate (GApplication *application)
{
g_print ("activated\n");
}
static void
activate_action (GAction *action,
GVariant *parameter,
gpointer data)
{
g_print ("action %s activated\n", g_action_get_name (action));
}
static void
activate_toggle_action (GAction *action,
GVariant *parameter,
gpointer data)
{
GVariant *state;
gboolean b;
g_print ("action %s activated\n", g_action_get_name (action));
state = g_action_get_state (action);
b = g_variant_get_boolean (state);
g_variant_unref (state);
g_action_set_state (action, g_variant_new_boolean (!b));
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g_print ("state change %d -> %d\n", b, !b);
}
static void
add_actions (GApplication *app)
{
GSimpleActionGroup *actions;
GSimpleAction *action;
actions = g_simple_action_group_new ();
action = g_simple_action_new ("simple-action", NULL);
g_signal_connect (action, "activate", G_CALLBACK (activate_action), app);
g_simple_action_group_insert (actions, G_ACTION (action));
g_object_unref (action);
action = g_simple_action_new_stateful ("toggle-action", NULL,
g_variant_new_boolean (FALSE));
g_signal_connect (action, "activate", G_CALLBACK (activate_toggle_action), app);
g_simple_action_group_insert (actions, G_ACTION (action));
g_object_unref (action);
g_application_set_action_group (app, G_ACTION_GROUP (actions));
g_object_unref (actions);
}
int
main (int argc, char **argv)
{
GApplication *app;
int status;
app = g_application_new ("org.gtk.TestApplication", 0);
g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
g_application_set_inactivity_timeout (app, 10000);
add_actions (app);
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if (argc > 1 && strcmp (argv[1], "--simple-action") == 0)
{
g_application_register (app, NULL, NULL);
g_action_group_activate_action (G_ACTION_GROUP (app), "simple-action", NULL);
exit (0);
}
else if (argc > 1 && strcmp (argv[1], "--toggle-action") == 0)
{
g_application_register (app, NULL, NULL);
g_action_group_activate_action (G_ACTION_GROUP (app), "toggle-action", NULL);
exit (0);
}
status = g_application_run (app, argc, argv);
g_object_unref (app);
return status;
}