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-rw-r--r--typing-break/drw-monitor.c193
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diff --git a/typing-break/drw-monitor.c b/typing-break/drw-monitor.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2002 CodeFactory AB
+ * Copyright (C) 2002 Richard Hult <[email protected]>
+ *
+ * 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <config.h>
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <gtk/gtk.h>
+#include <math.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <time.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <X11/Xlib.h>
+#include <X11/extensions/scrnsaver.h>
+#include "drw-monitor.h"
+
+struct _DrwMonitorPriv {
+ XScreenSaverInfo *ss_info;
+ guint timeout_id;
+ unsigned long last_idle;
+
+ time_t last_activity;
+};
+
+/* Signals */
+enum {
+ ACTIVITY,
+ LAST_SIGNAL
+};
+
+
+static void drw_monitor_class_init (DrwMonitorClass *klass);
+static void drw_monitor_init (DrwMonitor *monitor);
+static void drw_monitor_finalize (GObject *object);
+static gboolean drw_monitor_setup (DrwMonitor *monitor);
+
+static GObjectClass *parent_class;
+static guint signals[LAST_SIGNAL];
+
+
+GType
+drw_monitor_get_type (void)
+{
+ static GType object_type = 0;
+
+ if (!object_type) {
+ static const GTypeInfo object_info = {
+ sizeof (DrwMonitorClass),
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) drw_monitor_class_init,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (DrwMonitor),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) drw_monitor_init,
+ };
+
+ object_type = g_type_register_static (G_TYPE_OBJECT,
+ "DrwMonitor",
+ &object_info, 0);
+ }
+
+ return object_type;
+}
+
+static void
+drw_monitor_class_init (DrwMonitorClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ parent_class = G_OBJECT_CLASS (g_type_class_peek_parent (klass));
+
+ object_class->finalize = drw_monitor_finalize;
+
+ signals[ACTIVITY] =
+ g_signal_new ("activity",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST,
+ 0,
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+}
+
+static void
+drw_monitor_init (DrwMonitor *monitor)
+{
+ DrwMonitorPriv *priv;
+
+ priv = g_new0 (DrwMonitorPriv, 1);
+ monitor->priv = priv;
+
+ drw_monitor_setup (monitor);
+}
+
+static void
+drw_monitor_finalize (GObject *object)
+{
+ DrwMonitor *monitor = DRW_MONITOR (object);
+ DrwMonitorPriv *priv;
+
+ priv = monitor->priv;
+
+ g_source_remove (priv->timeout_id);
+ priv->timeout_id = 0;
+
+ if (priv->ss_info) {
+ XFree (priv->ss_info);
+ }
+
+ g_free (priv);
+ monitor->priv = NULL;
+
+ if (G_OBJECT_CLASS (parent_class)->finalize) {
+ (* G_OBJECT_CLASS (parent_class)->finalize) (object);
+ }
+}
+
+static gboolean
+drw_monitor_timeout (DrwMonitor *monitor)
+{
+ DrwMonitorPriv *priv;
+ time_t now;
+
+ priv = monitor->priv;
+
+ if (XScreenSaverQueryInfo (GDK_DISPLAY (), DefaultRootWindow (GDK_DISPLAY ()), priv->ss_info) != 0) {
+ if (priv->ss_info->idle < priv->last_idle) {
+ now = time (NULL);
+
+ if (now - priv->last_activity < 25) {
+ g_signal_emit (monitor, signals[ACTIVITY], 0, NULL);
+ }
+
+ priv->last_activity = now;
+ }
+
+ priv->last_idle = priv->ss_info->idle;
+ }
+
+ return TRUE;
+}
+
+static gboolean
+drw_monitor_setup (DrwMonitor *monitor)
+{
+ DrwMonitorPriv *priv;
+ int event_base;
+ int error_base;
+
+ priv = monitor->priv;
+
+ if (!XScreenSaverQueryExtension (GDK_DISPLAY (), &event_base, &error_base)) {
+ return FALSE;
+ }
+
+ priv->ss_info = XScreenSaverAllocInfo ();
+
+ priv->last_activity = time (NULL);
+
+ priv->timeout_id = g_timeout_add_seconds (3, (GSourceFunc) drw_monitor_timeout, monitor);
+
+ return TRUE;
+}
+
+DrwMonitor *
+drw_monitor_new (void)
+{
+ return g_object_new (DRW_TYPE_MONITOR, NULL);
+}
+