--- title: bookmarks.onChanged slug: Mozilla/Add-ons/WebExtensions/API/bookmarks/onChanged tags: - API - Add-ons - Bookmarks - Event - Extensions - Non-standard - Reference - WebExtensions - onChanged translation_of: Mozilla/Add-ons/WebExtensions/API/bookmarks/onChanged ---
以下の変更に対して発火します。
browser.bookmarks.onChanged.addListener(function( id, // 文字列 changeInfo // オブジェクト ) {...}) browser.bookmarks.onChanged.removeListener(listener) browser.bookmarks.onChanged.hasListener(listener)
このイベントには 3 つのメソッドが用意されています。
addListener(callback)
removeListener(listener)
listener
には削除したいリスナを指定します。hasListener(listener)
listener
がイベントリスナとして登録されているか確認します。登録されていれば true
を、それ以外の場合は false
を返します。callback
イベントが発火した際に呼び出される関数を指定します。この関数には以下の引数が渡ります。
id
changeInfo
title
url
{{optional_inline}}{{Compat("webextensions.api.bookmarks.onChanged")}}
function handleChanged(id, changeInfo) {
console.log("Item: " + id + " changed");
console.log("Title: " + changeInfo.title);
console.log("Url: " + changeInfo.url);
}
function handleClick() {
chrome.bookmarks.onChanged.addListener(handleChanged);
}
chrome.browserAction.onClicked.addListener(handleClick);
{{WebExtExamples}}
この API は Chromium の chrome.bookmarks
API に基づいています。また、このドキュメントは bookmarks.json
における Chromium のコードから作成されています。
Microsoft Edge の実装状況は Microsoft Corporation から提供されたものであり、ここでは Creative Commons Attribution 3.0 United States License に従います。
// Copyright 2015 The Chromium Authors. 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.