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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
*
* Copyright (C) 2007 William Jon McCann <mccann@jhu.edu>
*
* 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 St, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "config.h"
#include <sys/types.h>
#include <sys/wait.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <signal.h>
#include <locale.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <gdk/gdk.h>
#include <gdk/gdkx.h>
#include <gtk/gtk.h>
#include <gio/gio.h>
#include "mate-settings-profile.h"
#include "msd-typing-break-manager.h"
#define MATE_BREAK_SCHEMA "org.mate.typing-break"
struct MsdTypingBreakManagerPrivate
{
GPid typing_monitor_pid;
guint typing_monitor_idle_id;
guint child_watch_id;
guint setup_id;
GSettings *settings;
};
static void msd_typing_break_manager_class_init (MsdTypingBreakManagerClass *klass);
static void msd_typing_break_manager_init (MsdTypingBreakManager *typing_break_manager);
static void msd_typing_break_manager_finalize (GObject *object);
G_DEFINE_TYPE_WITH_PRIVATE (MsdTypingBreakManager, msd_typing_break_manager, G_TYPE_OBJECT)
static gpointer manager_object = NULL;
static gboolean
typing_break_timeout (MsdTypingBreakManager *manager)
{
if (manager->priv->typing_monitor_pid > 0) {
kill (manager->priv->typing_monitor_pid, SIGKILL);
}
manager->priv->typing_monitor_idle_id = 0;
return FALSE;
}
static void
child_watch (GPid pid,
int status,
MsdTypingBreakManager *manager)
{
if (pid == manager->priv->typing_monitor_pid) {
manager->priv->typing_monitor_pid = 0;
g_spawn_close_pid (pid);
}
}
static void
setup_typing_break (MsdTypingBreakManager *manager,
gboolean enabled)
{
mate_settings_profile_start (NULL);
if (! enabled) {
if (manager->priv->typing_monitor_pid != 0) {
manager->priv->typing_monitor_idle_id = g_timeout_add_seconds (3, (GSourceFunc) typing_break_timeout, manager);
}
return;
}
if (manager->priv->typing_monitor_idle_id != 0) {
g_source_remove (manager->priv->typing_monitor_idle_id);
manager->priv->typing_monitor_idle_id = 0;
}
if (manager->priv->typing_monitor_pid == 0) {
GError *error;
char *argv[] = { "mate-typing-monitor", "-n", NULL };
gboolean res;
error = NULL;
res = g_spawn_async ("/",
argv,
NULL,
G_SPAWN_STDOUT_TO_DEV_NULL
| G_SPAWN_STDERR_TO_DEV_NULL
| G_SPAWN_SEARCH_PATH
| G_SPAWN_DO_NOT_REAP_CHILD,
NULL,
NULL,
&manager->priv->typing_monitor_pid,
&error);
if (! res) {
/* FIXME: put up a warning */
g_warning ("failed: %s\n", error->message);
g_error_free (error);
manager->priv->typing_monitor_pid = 0;
return;
}
manager->priv->child_watch_id = g_child_watch_add (manager->priv->typing_monitor_pid,
(GChildWatchFunc)child_watch,
manager);
}
mate_settings_profile_end (NULL);
}
static void
typing_break_enabled_callback (GSettings *settings,
gchar *key,
MsdTypingBreakManager *manager)
{
setup_typing_break (manager, g_settings_get_boolean (settings, key));
}
static gboolean
really_setup_typing_break (MsdTypingBreakManager *manager)
{
setup_typing_break (manager, TRUE);
manager->priv->setup_id = 0;
return FALSE;
}
gboolean
msd_typing_break_manager_start (MsdTypingBreakManager *manager,
GError **error)
{
gboolean enabled;
g_debug ("Starting typing_break manager");
mate_settings_profile_start (NULL);
manager->priv->settings = g_settings_new (MATE_BREAK_SCHEMA);
g_signal_connect (manager->priv->settings,
"changed::enabled",
G_CALLBACK (typing_break_enabled_callback),
manager);
enabled = g_settings_get_boolean (manager->priv->settings, "enabled");
if (enabled) {
manager->priv->setup_id =
g_timeout_add_seconds (3,
(GSourceFunc) really_setup_typing_break,
manager);
}
mate_settings_profile_end (NULL);
return TRUE;
}
void
msd_typing_break_manager_stop (MsdTypingBreakManager *manager)
{
MsdTypingBreakManagerPrivate *p = manager->priv;
g_debug ("Stopping typing_break manager");
if (p->setup_id != 0) {
g_source_remove (p->setup_id);
p->setup_id = 0;
}
if (p->child_watch_id != 0) {
g_source_remove (p->child_watch_id);
p->child_watch_id = 0;
}
if (p->typing_monitor_idle_id != 0) {
g_source_remove (p->typing_monitor_idle_id);
p->typing_monitor_idle_id = 0;
}
if (p->typing_monitor_pid > 0) {
kill (p->typing_monitor_pid, SIGKILL);
g_spawn_close_pid (p->typing_monitor_pid);
p->typing_monitor_pid = 0;
}
if (p->settings != NULL) {
g_object_unref (p->settings);
}
}
static void
msd_typing_break_manager_class_init (MsdTypingBreakManagerClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = msd_typing_break_manager_finalize;
}
static void
msd_typing_break_manager_init (MsdTypingBreakManager *manager)
{
manager->priv = msd_typing_break_manager_get_instance_private (manager);
}
static void
msd_typing_break_manager_finalize (GObject *object)
{
MsdTypingBreakManager *typing_break_manager;
g_return_if_fail (object != NULL);
g_return_if_fail (MSD_IS_TYPING_BREAK_MANAGER (object));
typing_break_manager = MSD_TYPING_BREAK_MANAGER (object);
g_return_if_fail (typing_break_manager->priv != NULL);
G_OBJECT_CLASS (msd_typing_break_manager_parent_class)->finalize (object);
}
MsdTypingBreakManager *
msd_typing_break_manager_new (void)
{
if (manager_object != NULL) {
g_object_ref (manager_object);
} else {
manager_object = g_object_new (MSD_TYPE_TYPING_BREAK_MANAGER, NULL);
g_object_add_weak_pointer (manager_object,
(gpointer *) &manager_object);
}
return MSD_TYPING_BREAK_MANAGER (manager_object);
}
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