1 files changed, 120 insertions, 0 deletions
diff --git a/files/zh-cn/mozilla/add-ons/webextensions/api/bookmarks/gettree/index.html b/files/zh-cn/mozilla/add-ons/webextensions/api/bookmarks/gettree/index.html
new file mode 100644
index 0000000000..10571a1642
--- /dev/null
+++ b/files/zh-cn/mozilla/add-ons/webextensions/api/bookmarks/gettree/index.html
@@ -0,0 +1,120 @@
+---
+title: bookmarks.getTree()
+slug: Mozilla/Add-ons/WebExtensions/API/bookmarks/getTree
+tags:
+  - API
+  - WebExtensions
+  - getTree
+  - 书签
+  - 参考
+  - 拓展
+  - 方法
+  - 附件
+  - 非标准
+translation_of: Mozilla/Add-ons/WebExtensions/API/bookmarks/getTree
+---
+<div>{{AddonSidebar()}}</div>
+
+<p><strong><code>bookmarks.getTree()</code></strong> 返回一个数组，该数组每一项为{{WebExtAPIRef("bookmarks.BookmarkTreeNode")}}对象，作为书签树的根节点。</p>
+
+<p>如果它们是文件夹的话，你可以通过其<code>children属性及其后代的children属性</code>递归地访问整个树。</p>
+
+<p>这是一个异步的函数，返回<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise">Promise</a>。</code></p>
+
+<h2 id="使用格式">使用格式</h2>
+
+<pre class="syntaxbox brush:js">var gettingTree = browser.bookmarks.getTree()
+</pre>
+
+<h3 id="参数">参数</h3>
+
+<p>无。</p>
+
+<h3 id="返回值">返回值</h3>
+
+<p><code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise">Promise</a>对象，该对象未来会得到一个填充代表根节点的</code><code><a href="https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/bookmarks/BookmarkTreeNode" title="An object of type bookmarks.BookmarkTreeNode represents a node in the bookmark tree, where each node is a bookmark or bookmark folder. Child nodes are ordered by an index within their respective parent folders.">bookmarks.BookmarkTreeNode</a>对象的数组。</code></p>
+
+<h2 id="浏览器兼容性">浏览器兼容性</h2>
+
+<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p>
+
+<p> </p>
+
+<p>{{Compat("webextensions.api.bookmarks.getTree")}}</p>
+
+<p> </p>
+
+<h2 id="示例">示例</h2>
+
+<p>这个示例会打印出整个书签树：</p>
+
+<pre class="brush: js">function makeIndent(indentLength) {
+  return ".".repeat(indentLength);
+}
+
+function logItems(bookmarkItem, indent) {
+  if (bookmarkItem.url) {
+    console.log(makeIndent(indent) + bookmarkItem.url);
+  } else {
+    console.log(makeIndent(indent) + "Folder");
+    indent++;
+  }
+  if (bookmarkItem.children) {
+    for (child of bookmarkItem.children) {
+      logItems(child, indent);
+    }
+  }
+  indent--;
+}
+
+function logTree(bookmarkItems) {
+  logItems(bookmarkItems[0], 0);
+}
+
+function onRejected(error) {
+  console.log(`An error: ${error}`);
+}
+
+var gettingTree = browser.bookmarks.getTree();
+gettingTree.then(logTree, onRejected);
+</pre>
+
+<p>{{WebExtExamples}}</p>
+
+<div class="note"><strong>Acknowledgements</strong>
+
+<p>This API is based on Chromium's <a href="https://developer.chrome.com/extensions/bookmarks#method-getTree"><code>chrome.bookmarks</code></a> API. This documentation is derived from <a href="https://chromium.googlesource.com/chromium/src/+/master/chrome/common/extensions/api/bookmarks.json"><code>bookmarks.json</code></a> in the Chromium code.</p>
+
+<p>Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.</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>