diff options
Diffstat (limited to 'typing-break/drw-monitor.c')
| -rw-r--r-- | typing-break/drw-monitor.c | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/typing-break/drw-monitor.c b/typing-break/drw-monitor.c new file mode 100644 index 00000000..5f0270c0 --- /dev/null +++ b/typing-break/drw-monitor.c @@ -0,0 +1,193 @@ +/* -*- 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); +} + |