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/*
* 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.
*/
#pragma once
#include "EventTarget.h"
#include <wtf/IsoMalloc.h>
#include <wtf/Optional.h>
#include <wtf/Vector.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class ClipboardItem;
class DeferredPromise;
class Frame;
class Navigator;
class Pasteboard;
class PasteboardCustomData;
class Clipboard final : public RefCounted<Clipboard>, public EventTargetWithInlineData, public CanMakeWeakPtr<Clipboard> {
WTF_MAKE_ISO_ALLOCATED(Clipboard);
public:
static Ref<Clipboard> create(Navigator&);
~Clipboard();
EventTargetInterface eventTargetInterface() const final;
ScriptExecutionContext* scriptExecutionContext() const final;
Frame* frame() const;
Navigator* navigator();
using RefCounted::ref;
using RefCounted::deref;
void readText(Ref<DeferredPromise>&&);
void writeText(const String& data, Ref<DeferredPromise>&&);
void read(Ref<DeferredPromise>&&);
void write(const Vector<RefPtr<ClipboardItem>>& data, Ref<DeferredPromise>&&);
void getType(ClipboardItem&, const String& type, Ref<DeferredPromise>&&);
private:
Clipboard(Navigator&);
struct Session {
std::unique_ptr<Pasteboard> pasteboard;
Vector<Ref<ClipboardItem>> items;
int64_t changeCount;
};
void refEventTarget() final { ref(); }
void derefEventTarget() final { deref(); }
Pasteboard& activePasteboard();
class ItemWriter : public RefCounted<ItemWriter> {
public:
static Ref<ItemWriter> create(Clipboard& clipboard, Ref<DeferredPromise>&& promise)
{
return adoptRef(*new ItemWriter(clipboard, WTFMove(promise)));
}
~ItemWriter();
void write(const Vector<RefPtr<ClipboardItem>>&);
void invalidate();
private:
ItemWriter(Clipboard&, Ref<DeferredPromise>&&);
void setData(Optional<PasteboardCustomData>&&, size_t index);
void didSetAllData();
void reject();
WeakPtr<Clipboard> m_clipboard;
Vector<Optional<PasteboardCustomData>> m_dataToWrite;
RefPtr<DeferredPromise> m_promise;
unsigned m_pendingItemCount;
std::unique_ptr<Pasteboard> m_pasteboard;
#if PLATFORM(COCOA)
int64_t m_changeCountAtStart { 0 };
#endif
};
void didResolveOrReject(ItemWriter&);
Optional<Session> m_activeSession;
WeakPtr<Navigator> m_navigator;
Vector<Optional<PasteboardCustomData>> m_dataToWrite;
RefPtr<ItemWriter> m_activeItemWriter;
};
} // namespace WebCore