gecko-dev/dom/media/MediaPrefs.cpp

73 строки
1.8 KiB
C++
Исходник Обычный вид История

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "MediaPrefs.h"
#include "mozilla/ClearOnShutdown.h"
#include "mozilla/Preferences.h"
#include "mozilla/StaticPtr.h"
#include "MainThreadUtils.h"
namespace mozilla {
StaticAutoPtr<MediaPrefs> MediaPrefs::sInstance;
MediaPrefs&
MediaPrefs::GetSingleton()
{
if (!sInstance) {
sInstance = new MediaPrefs;
ClearOnShutdown(&sInstance);
}
MOZ_ASSERT(SingletonExists());
return *sInstance;
}
bool
MediaPrefs::SingletonExists()
{
return sInstance != nullptr;
}
MediaPrefs::MediaPrefs()
{
MediaPrefs::AssertMainThread();
}
void MediaPrefs::AssertMainThread()
{
MOZ_ASSERT(NS_IsMainThread(), "this code must be run on the main thread");
}
void MediaPrefs::PrefAddVarCache(bool* aVariable,
const char* aPref,
bool aDefault)
{
Preferences::AddBoolVarCache(aVariable, aPref, aDefault);
}
void MediaPrefs::PrefAddVarCache(int32_t* aVariable,
const char* aPref,
int32_t aDefault)
{
Preferences::AddIntVarCache(aVariable, aPref, aDefault);
}
void MediaPrefs::PrefAddVarCache(uint32_t* aVariable,
const char* aPref,
uint32_t aDefault)
{
Preferences::AddUintVarCache(aVariable, aPref, aDefault);
}
void MediaPrefs::PrefAddVarCache(float* aVariable,
const char* aPref,
float aDefault)
{
Preferences::AddFloatVarCache(aVariable, aPref, aDefault);
}
} // namespace mozilla