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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
*
* Copyright (C) 2012 Richard Hughes <richard@hughsie.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#define GNOME_DESKTOP_USE_UNSTABLE_API
#include <gdk/gdkx.h>
#include <glib.h>
#include <gtk/gtk.h>
#include <libgnome-desktop/gnome-rr.h>
static void
print_output (GnomeRROutput *output, const char *message)
{
gsize len = 0;
const guint8 *result = NULL;
int width_mm, height_mm;
g_print ("[%s]", gnome_rr_output_get_name (output));
if (message)
g_print (" (%s)", message);
g_print ("\n");
g_print ("\tconnected: %i\n", 1);
g_print ("\tbuiltin (laptop): %i\n", gnome_rr_output_is_builtin_display (output));
g_print ("\tprimary: %i\n", gnome_rr_output_get_is_primary (output));
g_print ("\tid: %i\n", gnome_rr_output_get_id (output));
gnome_rr_output_get_physical_size (output, &width_mm, &height_mm);
g_print ("\tdimensions: %ix%i\n", width_mm, height_mm);
g_print ("\tbacklight: %i (min step: %i)\n",
gnome_rr_output_get_backlight (output),
gnome_rr_output_get_min_backlight_step (output));
/* get EDID */
result = gnome_rr_output_get_edid_data (output, &len);
if (result != NULL) {
char *vendor, *product, *serial;
g_print ("\tedid: %" G_GSIZE_FORMAT " bytes [%i:%i:%i:%i]\n",
len, result[0], result[1],
result[2], result[3]);
gnome_rr_output_get_ids_from_edid (output, &vendor, &product, &serial);
g_print ("\tvendor: '%s' product: '%s' serial: '%s'\n",
vendor, product, serial);
g_free (vendor);
g_free (product);
g_free (serial);
}
g_print ("\n");
}
static void
screen_changed (GnomeRRScreen *screen, gpointer user_data)
{
g_print ("Screen changed\n");
}
static void
output_disconnected (GnomeRRScreen *screen, GnomeRROutput *output, gpointer user_data)
{
print_output (output, "disconnected");
}
static void
output_connected (GnomeRRScreen *screen, GnomeRROutput *output, gpointer user_data)
{
print_output (output, "connected");
}
/**
* main:
**/
int
main (int argc, char *argv[])
{
GError *error = NULL;
GnomeRROutput **outputs;
GnomeRRScreen *screen;
guint i;
gtk_init (&argc, &argv);
screen = gnome_rr_screen_new (gdk_screen_get_default (), &error);
if (screen == NULL) {
g_warning ("failed to get screen: %s", error->message);
g_error_free (error);
goto out;
}
outputs = gnome_rr_screen_list_outputs (screen);
for (i = 0; outputs[i] != NULL; i++)
print_output (outputs[i], NULL);
g_signal_connect (screen, "changed", G_CALLBACK (screen_changed), NULL);
g_signal_connect (screen, "output-disconnected", G_CALLBACK (output_disconnected), NULL);
g_signal_connect (screen, "output-connected", G_CALLBACK (output_connected), NULL);
gtk_main ();
out:
g_object_unref (screen);
return 0;
}
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