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gtk-demo: Add a way to launch individual demos

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Add a --run option which takes the name of an example and
launches it. Also add a --autoquit option which can be used
to quit after a given number of seconds.
This commit is contained in:
Matthias Clasen
2015-09-05 22:36:00 -04:00
parent 9cd7f97d03
commit e559a310c6
1 changed files with 69 additions and 1 deletions
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70
demos/gtk-demo/main.c
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@ -1044,6 +1044,70 @@ activate (GApplication *app)
g_object_unref (builder);
}
static gboolean
auto_quit (gpointer data)
{
g_application_quit (G_APPLICATION (data));
return G_SOURCE_REMOVE;
}
static void
command_line (GApplication *app,
GApplicationCommandLine *cmdline)
{
GVariantDict *options;
const gchar *name = NULL;
gint autoquit = 0;
Demo *d, *c;
GDoDemoFunc func = 0;
GtkWidget *window, *demo;
activate (app);
options = g_application_command_line_get_options_dict (cmdline);
g_variant_dict_lookup (options, "run", "&s", &name);
g_variant_dict_lookup (options, "autoquit", "i", &autoquit);
if (name == NULL)
goto out;
window = gtk_application_get_windows (GTK_APPLICATION (app))->data;
d = gtk_demos;
while (d->title)
{
c = d->children;
if (g_strcmp0 (d->name, name) == 0)
{
func = d->func;
goto out;
}
d++;
while (c && c->title)
{
if (g_strcmp0 (c->name, name) == 0)
{
func = c->func;
goto out;
}
c++;
}
}
out:
if (func)
{
demo = (func) (window);
gtk_window_set_transient_for (GTK_WINDOW (demo), GTK_WINDOW (window));
gtk_window_set_modal (GTK_WINDOW (demo), TRUE);
}
if (autoquit > 0)
g_timeout_add_seconds (autoquit, auto_quit, app);
}
int
main (int argc, char **argv)
{
@ -1063,14 +1127,18 @@ main (int argc, char **argv)
}
/* -- End of hack -- */
app = gtk_application_new ("org.gtk.Demo", G_APPLICATION_NON_UNIQUE);
app = gtk_application_new ("org.gtk.Demo", G_APPLICATION_NON_UNIQUE|G_APPLICATION_HANDLES_COMMAND_LINE);
g_action_map_add_action_entries (G_ACTION_MAP (app),
app_entries, G_N_ELEMENTS (app_entries),
app);
g_application_add_main_option (G_APPLICATION (app), "run", 0, 0, G_OPTION_ARG_STRING, "Run an example", "EXAMPLE");
g_application_add_main_option (G_APPLICATION (app), "autoquit", 0, 0, G_OPTION_ARG_INT, "Quit after a delay", "SECONDS");
g_signal_connect (app, "startup", G_CALLBACK (startup), NULL);
g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
g_signal_connect (app, "command-line", G_CALLBACK (command_line), NULL);
g_application_run (G_APPLICATION (app), argc, argv);