Source/WebCore/platform/cocoa/PlatformPasteboardCocoa.mm

/*
 * Copyright (C) 2019 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:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
 */

#import "config.h"
#import "PlatformPasteboard.h"

#import "PasteboardItemInfo.h"

#if PLATFORM(IOS_FAMILY)
#import "AbstractPasteboard.h"
#endif

namespace WebCore {

Optional<Vector<PasteboardItemInfo>> PlatformPasteboard::allPasteboardItemInfo(int64_t changeCount)
{
    if (changeCount != [m_pasteboard changeCount])
        return WTF::nullopt;

    Vector<PasteboardItemInfo> itemInfo;
    int numberOfItems = count();
    itemInfo.reserveInitialCapacity(numberOfItems);
    for (NSInteger itemIndex = 0; itemIndex < numberOfItems; ++itemIndex) {
        auto item = informationForItemAtIndex(itemIndex, changeCount);
        if (!item)
            return WTF::nullopt;

        itemInfo.uncheckedAppend(WTFMove(*item));
    }
    return itemInfo;
}

} // namespace WebCore