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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 */
#ifndef mozilla_AutoCopyListener_h
#define mozilla_AutoCopyListener_h
#include "mozilla/Attributes.h"
#include "mozilla/dom/Selection.h"
#include "mozilla/StaticPrefs_clipboard.h"
#include "nsIClipboard.h"
namespace mozilla {
class AutoCopyListener final {
* OnSelectionChange() is called when a Selection whose NotifyAutoCopy() was
* called is changed.
* @param aDocument The document of the Selection. May be nullptr.
* @param aSelection The selection.
* @param aReason The reasons of the change.
* See nsISelectionListener::*_REASON.
static void OnSelectionChange(dom::Document* aDocument,
dom::Selection& aSelection, int16_t aReason);
* IsEnabled() returns true if the auto-copy feature is enabled.
static bool IsEnabled() {
#ifdef XP_MACOSX
return true;
return StaticPrefs::clipboard_autocopy();
#ifdef XP_MACOSX
// On macOS, cache the current selection to send to service menu of macOS.
static const int16_t sClipboardID = nsIClipboard::kSelectionCache;
// Make the normal Selection notifies auto-copy listener of its changes.
static const int16_t sClipboardID = nsIClipboard::kSelectionClipboard;
} // namespace mozilla
#endif // #ifndef mozilla_AutoCopyListener_h