Source/WebCore/page/RuntimeEnabledFeatures.cpp

/*
 * Copyright (C) 2009 Google Inc. All rights reserved.
 * Copyright (C) 2013-2017 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"
#include "RuntimeEnabledFeatures.h"

#include "MediaPlayer.h"
#include "PlatformScreen.h"
#include <JavaScriptCore/Options.h>
#include <wtf/NeverDestroyed.h>

namespace WebCore {

RuntimeEnabledFeatures::RuntimeEnabledFeatures()
{
#if ENABLE(MEDIA_STREAM) && PLATFORM(COCOA)
    m_isMediaDevicesEnabled = false;
#endif
#if PLATFORM(WATCHOS)
    m_isWebSocketEnabled = false;
#endif
#if PLATFORM(GTK) && ENABLE(INPUT_TYPE_COLOR)
    m_isInputTypeColorEnabled = true;
#endif
}

RuntimeEnabledFeatures& RuntimeEnabledFeatures::sharedFeatures()
{
    static NeverDestroyed<RuntimeEnabledFeatures> runtimeEnabledFeatures;

    return runtimeEnabledFeatures;
}

#if ENABLE(TOUCH_EVENTS)
bool RuntimeEnabledFeatures::touchEventsEnabled() const
{
    return m_touchEventsEnabled.valueOr(screenHasTouchDevice());
}
#endif

} // namespace WebCore