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162 | /**************************************************************************/
/* freedesktop_screensaver.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "freedesktop_screensaver.h"
#ifdef DBUS_ENABLED
#include "core/config/project_settings.h"
#ifdef SOWRAP_ENABLED
#include "dbus-so_wrap.h"
#else
#include <dbus/dbus.h>
#endif
#define BUS_OBJECT_NAME "org.freedesktop.ScreenSaver"
#define BUS_OBJECT_PATH "/org/freedesktop/ScreenSaver"
#define BUS_INTERFACE "org.freedesktop.ScreenSaver"
void FreeDesktopScreenSaver::inhibit() {
if (unsupported) {
return;
}
DBusError error;
dbus_error_init(&error);
DBusConnection *bus = dbus_bus_get(DBUS_BUS_SESSION, &error);
if (dbus_error_is_set(&error)) {
dbus_error_free(&error);
unsupported = true;
return;
}
String app_name_string = GLOBAL_GET("application/config/name");
CharString app_name_utf8 = app_name_string.utf8();
const char *app_name = app_name_string.is_empty() ? "Godot Engine" : app_name_utf8.get_data();
const char *reason = "Running Godot Engine project";
DBusMessage *message = dbus_message_new_method_call(
BUS_OBJECT_NAME, BUS_OBJECT_PATH, BUS_INTERFACE,
"Inhibit");
dbus_message_append_args(
message,
DBUS_TYPE_STRING, &app_name,
DBUS_TYPE_STRING, &reason,
DBUS_TYPE_INVALID);
DBusMessage *reply = dbus_connection_send_with_reply_and_block(bus, message, 50, &error);
dbus_message_unref(message);
if (dbus_error_is_set(&error)) {
dbus_error_free(&error);
dbus_connection_unref(bus);
unsupported = false;
return;
}
DBusMessageIter reply_iter;
dbus_message_iter_init(reply, &reply_iter);
dbus_message_iter_get_basic(&reply_iter, &cookie);
print_verbose("FreeDesktopScreenSaver: Acquired screensaver inhibition cookie: " + uitos(cookie));
dbus_message_unref(reply);
dbus_connection_unref(bus);
}
void FreeDesktopScreenSaver::uninhibit() {
if (unsupported) {
return;
}
DBusError error;
dbus_error_init(&error);
DBusConnection *bus = dbus_bus_get(DBUS_BUS_SESSION, &error);
if (dbus_error_is_set(&error)) {
dbus_error_free(&error);
unsupported = true;
return;
}
DBusMessage *message = dbus_message_new_method_call(
BUS_OBJECT_NAME, BUS_OBJECT_PATH, BUS_INTERFACE,
"UnInhibit");
dbus_message_append_args(
message,
DBUS_TYPE_UINT32, &cookie,
DBUS_TYPE_INVALID);
DBusMessage *reply = dbus_connection_send_with_reply_and_block(bus, message, 50, &error);
if (dbus_error_is_set(&error)) {
dbus_error_free(&error);
dbus_connection_unref(bus);
unsupported = true;
return;
}
print_verbose("FreeDesktopScreenSaver: Released screensaver inhibition cookie: " + uitos(cookie));
dbus_message_unref(message);
dbus_message_unref(reply);
dbus_connection_unref(bus);
}
FreeDesktopScreenSaver::FreeDesktopScreenSaver() {
#ifdef SOWRAP_ENABLED
#ifdef DEBUG_ENABLED
int dylibloader_verbose = 1;
#else
int dylibloader_verbose = 0;
#endif
unsupported = (initialize_dbus(dylibloader_verbose) != 0);
#else
unsupported = false;<--- Assignment 'unsupported=false', assigned value is 0
#endif
if (unsupported) {<--- Condition 'unsupported' is always false
return;
}
bool ver_ok = false;
int version_major = 0;
int version_minor = 0;
int version_rev = 0;
dbus_get_version(&version_major, &version_minor, &version_rev);
ver_ok = (version_major == 1 && version_minor >= 10) || (version_major > 1); // 1.10.0
print_verbose(vformat("ScreenSaver: DBus %d.%d.%d detected.", version_major, version_minor, version_rev));
if (!ver_ok) {
print_verbose("ScreenSaver:: Unsupported DBus library version!");
unsupported = true;
}
}
#endif // DBUS_ENABLED
|