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---
title: bookmarks.onMoved
slug: Mozilla/Add-ons/WebExtensions/API/bookmarks/onMoved
tags:
- API
- Add-ons
- Bookmarks
- Event
- Extensions
- Non-standard
- Reference
- WebExtensions
- onMoved
translation_of: Mozilla/Add-ons/WebExtensions/API/bookmarks/onMoved
---
<p>{{AddonSidebar()}}</p>
<p>ブックマークやフォルダが、異なる親フォルダやフォルダ内の別の場所へ移された際に発火します。</p>
<h2 id="構文">構文</h2>
<pre class="brush: js">browser.bookmarks.onMoved.addListener(function(
id, // 文字列
moveInfo // オブジェクト
) {...})
browser.bookmarks.onMoved.removeListener(listener)
browser.bookmarks.onMoved.hasListener(listener)
</pre>
<p>このイベントには 3 つのメソッドが用意されています。</p>
<dl>
<dt><code>addListener(callback)</code></dt>
<dd>イベントリスナを追加します。</dd>
<dt><code>removeListener(listener)</code></dt>
<dd>イベントリスナを削除します。引数 <code>listener</code> には削除したいリスナを指定します。</dd>
<dt><code>hasListener(listener)</code></dt>
<dd><code>listener</code> 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 <code>true</code> を、それ以外の場合は <code>false</code> を返します。</dd>
</dl>
<h2 id="addListener_の構文">addListener の構文</h2>
<h3 id="引数">引数</h3>
<dl>
<dt><code>callback</code></dt>
<dd>
<p>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。</p>
</dd>
</dl>
<dl>
<dd>
<dl class="reference-values">
<dt><code>id</code></dt>
<dd>移動した要素の ID を表す {{jsxref("string")}} です。</dd>
</dl>
<dl class="reference-values">
<dt><code>moveInfo</code></dt>
<dd>移動に関する詳細を含んだ {{jsxref("object")}} です。</dd>
</dl>
</dd>
</dl>
<h2 id="付随するオブジェクト">付随するオブジェクト</h2>
<h3 id="moveInfo">moveInfo</h3>
<dl class="reference-values">
<dt><code>parentId</code></dt>
<dd>新しい親フォルダを表す {{jsxref("string")}}</dd>
<dt><code>index</code></dt>
<dd>この要素が親から見て何番目にあるかを表す整数</dd>
<dt><code>oldParentId</code></dt>
<dd>移動前の親フォルダを表す {{jsxref("string")}}</dd>
<dt><code>oldIndex</code></dt>
<dd><code>移動前において、</code>この要素が親から見て何番目にあったかを表す整数</dd>
</dl>
<h2 id="ブラウザ実装状況">ブラウザ実装状況</h2>
<p>{{Compat("webextensions.api.bookmarks.onMoved")}}</p>
<h2 id="Examples">Examples</h2>
<pre class="brush: js line-numbers language-js"><code class="language-js"><span class="keyword token">function</span> <span class="function token">handleMoved</span><span class="punctuation token">(</span>id<span class="punctuation token">,</span> moveInfo<span class="punctuation token">)</span> <span class="punctuation token">{</span>
console<span class="punctuation token">.</span><span class="function token">log</span><span class="punctuation token">(</span><span class="string token">"Item: "</span> <span class="operator token">+</span> id <span class="operator token">+</span> <span class="string token">" moved"</span><span class="punctuation token">)</span><span class="punctuation token">;</span>
console<span class="punctuation token">.</span><span class="function token">log</span><span class="punctuation token">(</span><span class="string token">"Old index: "</span> <span class="operator token">+</span> moveInfo<span class="punctuation token">.</span>oldIndex<span class="punctuation token">)</span><span class="punctuation token">;</span>
console<span class="punctuation token">.</span><span class="function token">log</span><span class="punctuation token">(</span><span class="string token">"New index: "</span> <span class="operator token">+</span> moveInfo<span class="punctuation token">.</span>index<span class="punctuation token">)</span><span class="punctuation token">;</span>
console<span class="punctuation token">.</span><span class="function token">log</span><span class="punctuation token">(</span><span class="string token">"Old folder: "</span> <span class="operator token">+</span> moveInfo<span class="punctuation token">.</span>oldParentId<span class="punctuation token">)</span><span class="punctuation token">;</span>
console<span class="punctuation token">.</span><span class="function token">log</span><span class="punctuation token">(</span><span class="string token">"New folder: "</span> <span class="operator token">+</span> moveInfo<span class="punctuation token">.</span>parentId<span class="punctuation token">)</span><span class="punctuation token">;</span>
<span class="punctuation token">}</span>
<span class="keyword token">function</span> <span class="function token">handleClick</span><span class="punctuation token">(</span><span class="punctuation token">)</span> <span class="punctuation token">{</span>
chrome<span class="punctuation token">.</span>bookmarks<span class="punctuation token">.</span>onMoved<span class="punctuation token">.</span><span class="function token">addListener</span><span class="punctuation token">(</span>handleMoved<span class="punctuation token">)</span><span class="punctuation token">;</span>
<span class="punctuation token">}</span>
chrome<span class="punctuation token">.</span>browserAction<span class="punctuation token">.</span>onClicked<span class="punctuation token">.</span><span class="function token">addListener</span><span class="punctuation token">(</span>handleClick<span class="punctuation token">)</span><span class="punctuation token">;</span></code></pre>
<p>{{WebExtExamples}}</p>
<div class="note"><strong>謝辞</strong>
<p>この API は Chromium の <a href="https://developer.chrome.com/extensions/bookmarks#method-update"><code>chrome.bookmarks</code></a> API に基づいています。また、このドキュメントは <a href="https://chromium.googlesource.com/chromium/src/+/master/chrome/common/extensions/api/bookmarks.json"><code>bookmarks.json</code></a> における Chromium のコードから作成されています。</p>
<p>Microsoft Edge compatibility 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。</p>
</div>
<div class="hidden">
<pre>// 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.
</pre>
</div>
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