picplanner/src/window/location-service.c

99 wiersze
2.5 KiB
C

/*
* location-service.c
* Copyright (C) 2021 Zwarf <zwarf@mail.de>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "location-service.h"
/* GeoClue */
guint timer;
static GClueSimple *simple = NULL;
static GClueClient *client = NULL;
static GCancellable *cancellabel = NULL;
static void
stop_location_search (gpointer user_data)
{
(void) user_data;
g_clear_object (&client);
g_clear_object (&simple);
cancellabel = NULL;
g_source_remove (timer);
}
static gboolean
on_timeout (gpointer user_data)
{
(void) user_data;
g_cancellable_cancel (cancellabel);
return FALSE;
}
static void
set_user_location (GObject *source_object,
GAsyncResult *res,
gpointer user_data)
{
(void) source_object;
(void) user_data;
double latitude;
double longitude;
GError *error = NULL;
static GClueLocation *location; /* How can one free this? */
simple = gclue_simple_new_with_thresholds_finish (res, &error);
if (error == NULL)
{
location = gclue_simple_get_location (simple);
latitude = gclue_location_get_latitude (location);
longitude = gclue_location_get_longitude (location);
picplanner_set_location (latitude, longitude, PICPLANNER_WINDOW (user_data));
}
else
{
g_print ("Cannot receive location!\n");
g_error_free (error);
}
stop_location_search (NULL);
}
/*
* Get the users location
*/
void
get_user_location (GtkButton *self,
gpointer user_data)
{
(void) self;
if (cancellabel == NULL)
{
timer = g_timeout_add_seconds (30, on_timeout, NULL);
cancellabel = g_cancellable_new ();
gclue_simple_new ("picplanner",
GCLUE_ACCURACY_LEVEL_EXACT,
cancellabel,
set_user_location,
user_data);
}
}