/*
 * Strawberry Music Player
 * This file was part of Clementine.
 * Copyright 2010, David Sansome <me@davidsansome.com>
 *
 * Strawberry 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.
 *
 * Strawberry 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 Strawberry.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#include "config.h"

#include "macscreensaver.h"

#include <QtDebug>

#include "core/utilities.h"
#include "core/mac_utilities.h"

// kIOPMAssertionTypePreventUserIdleDisplaySleep from Lion.
#define kLionDisplayAssertion CFSTR("PreventUserIdleDisplaySleep")

MacScreensaver::MacScreensaver() : assertion_id_(0) {}

void MacScreensaver::Inhibit() {
  CFStringRef assertion_type = (Utilities::GetMacOsVersion() >= 7) ? kLionDisplayAssertion : kIOPMAssertionTypeNoDisplaySleep;

  IOPMAssertionCreateWithName(
      assertion_type,
      kIOPMAssertionLevelOn,
      CFSTR("Showing full-screen Strawberry visualisations"),
      &assertion_id_);
}

void MacScreensaver::Uninhibit() {
  IOPMAssertionRelease(assertion_id_);
}