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authorMoonchild <moonchild@palemoon.org>2020-06-10 01:19:37 +0000
committerMoonchild <moonchild@palemoon.org>2020-06-10 01:19:37 +0000
commit8797b20746cd80c51cc56225f70ddea6c6b94f9d (patch)
tree5517d461c0c43f2927708c2c251fbba8e37dd757 /dom
parent47db6b4b5e8ca41c93964e964238fe85bdd7e23b (diff)
downloaduxp-8797b20746cd80c51cc56225f70ddea6c6b94f9d.tar.gz
Issue #1585 - Replace node.rootNode with node.getRootNode()
This removes the (default disabled) node.rootNode readonly attribute and replaces it with a node.getRootNode() function per WhatWG spec discussion. Based on work by John Dai <jdai@mozilla.com>
Diffstat (limited to 'dom')
-rw-r--r--dom/base/nsINode.cpp25
-rw-r--r--dom/base/nsINode.h10
-rw-r--r--dom/tests/mochitest/webcomponents/mochitest.ini1
-rw-r--r--dom/tests/mochitest/webcomponents/test_bug1269155.html89
-rw-r--r--dom/webidl/Node.webidl9
5 files changed, 128 insertions, 6 deletions
diff --git a/dom/base/nsINode.cpp b/dom/base/nsINode.cpp
index d0cbdb454d..da30bed5c3 100644
--- a/dom/base/nsINode.cpp
+++ b/dom/base/nsINode.cpp
@@ -107,6 +107,7 @@
#include "GeometryUtils.h"
#include "nsIAnimationObserver.h"
#include "nsChildContentList.h"
+#include "mozilla/dom/NodeBinding.h"
#ifdef ACCESSIBILITY
#include "mozilla/dom/AccessibleNode.h"
@@ -250,6 +251,30 @@ nsINode::GetTextEditorRootContent(nsIEditor** aEditor)
return nullptr;
}
+nsINode* nsINode::GetRootNode(const GetRootNodeOptions& aOptions)
+{
+ if (aOptions.mComposed) {
+ if (IsInComposedDoc() && GetComposedDoc()) {
+ return OwnerDoc();
+ }
+
+ nsINode* node = this;
+ ShadowRoot* shadowRootParent = nullptr;
+ while(node) {
+ node = node->SubtreeRoot();
+ shadowRootParent = ShadowRoot::FromNode(node);
+ if (!shadowRootParent) {
+ break;
+ }
+ node = shadowRootParent->GetHost();
+ }
+
+ return node;
+ }
+
+ return SubtreeRoot();
+}
+
nsINode*
nsINode::SubtreeRoot() const
{
diff --git a/dom/base/nsINode.h b/dom/base/nsINode.h
index 7fb5357016..5ae3a1da96 100644
--- a/dom/base/nsINode.h
+++ b/dom/base/nsINode.h
@@ -84,6 +84,7 @@ template<typename> class Sequence;
class Text;
class TextOrElementOrDocument;
struct DOMPointInit;
+struct GetRootNodeOptions;
} // namespace dom
} // namespace mozilla
@@ -982,10 +983,11 @@ public:
*/
nsINode* SubtreeRoot() const;
- nsINode* RootNode() const
- {
- return SubtreeRoot();
- }
+ /*
+ * Get context object's shadow-including root if options's composed is true,
+ * and context object's root otherwise.
+ */
+ nsINode* GetRootNode(const mozilla::dom::GetRootNodeOptions& aOptions);
/**
* See nsIDOMEventTarget
diff --git a/dom/tests/mochitest/webcomponents/mochitest.ini b/dom/tests/mochitest/webcomponents/mochitest.ini
index 428cc0e73f..7b6ec97241 100644
--- a/dom/tests/mochitest/webcomponents/mochitest.ini
+++ b/dom/tests/mochitest/webcomponents/mochitest.ini
@@ -40,3 +40,4 @@ skip-if = true # disabled - See bug 1390396
[test_shadowroot_style_order.html]
[test_style_fallback_content.html]
[test_link_prefetch.html]
+[test_bug1269155.html]
diff --git a/dom/tests/mochitest/webcomponents/test_bug1269155.html b/dom/tests/mochitest/webcomponents/test_bug1269155.html
new file mode 100644
index 0000000000..f280ae1d2a
--- /dev/null
+++ b/dom/tests/mochitest/webcomponents/test_bug1269155.html
@@ -0,0 +1,89 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1269155
+-->
+<head>
+ <title>Test for Bug 1269155</title>
+ <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
+ <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<a target="_blank"
+ href="https://bugzilla.mozilla.org/show_bug.cgi?id=1269155">Mozilla Bug 1269155</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+
+</div>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+
+/** Test for Bug 1269155 **/
+var host = document.querySelector('#content');
+ var root = host.createShadowRoot();
+
+ var header1 = document.createElement('h1');
+ header1.textContent = 'Shadow Header1';
+
+ var paragraph1 = document.createElement('p');
+ paragraph1.textContent = 'shadow text paragraph1';
+
+ root.appendChild(header1);
+ root.appendChild(paragraph1);
+
+var root2 = paragraph1.createShadowRoot();
+var header2 = document.createElement('h2');
+header2.textContent = 'Shadow Header2';
+
+var paragraph2 = document.createElement('p');
+paragraph2.textContent = 'shadow text paragraph2';
+root2.appendChild(header2);
+root2.appendChild(paragraph2);
+
+
+var frag = document.createDocumentFragment();
+var paragraph3 = document.createElement('p');
+paragraph3.textContent = 'fragment paragraph3';
+frag.appendChild(paragraph3);
+
+var root3 = paragraph3.createShadowRoot();
+var header4 = document.createElement('h2');
+header4.textContent = 'Shadow Header3';
+
+var paragraph4 = document.createElement('p');
+paragraph4.textContent = 'shadow text paragraph4';
+
+root3.appendChild(header4);
+root3.appendChild(paragraph4);
+
+//shadow dom without compose
+is(root.getRootNode(), root, "root.getRootNode() should be root.");
+is(root2.getRootNode(), root2, "root2.getRootNode() should be root.");
+is(root3.getRootNode(), root3, "root3.getRootNode() should be root.");
+is(header1.getRootNode(), root, "header1.getRootNode() should be root.");
+is(header2.getRootNode(), root2, "header1.getRootNode() should be root2.");
+is(header4.getRootNode(), root3, "header1.getRootNode() should be root3.");
+//shadow dom with compose
+is(root.getRootNode({ composed: true }), document, "root.getRootNode() with composed flag should be document.");
+is(root2.getRootNode({ composed: true }), document, "root2.getRootNode() with composed flag should be document.");
+is(root3.getRootNode({ composed: true }), frag, "root3.getRootNode() with composed flag should be frag.");
+is(header1.getRootNode({ composed: true }) , document, "header1.getRootNode() with composed flag should be document.");
+is(header2.getRootNode({ composed: true }) , document, "header2.getRootNode() with composed flag should be document.");
+is(header4.getRootNode({ composed: true }) , frag, "head4.getRootNode() with composed flag should be frag.");
+//dom without compose
+is(host.getRootNode(), document, "host.getRootNode() should be document.");
+is(header1.getRootNode(), root, "header1.getRootNode() should be root.");
+is(paragraph1.getRootNode(), root, "paragraph1.getRootNode() should be root.");
+is(frag.getRootNode(), frag, "frag.getRootNode() should be frag.");
+//dom with compose
+is(host.getRootNode({ composed: true }) , document, "host.getRootNode() with composed flag should be document.");
+is(header1.getRootNode({ composed: true }) , document, "header1.getRootNode() with composed flag should be document.");
+is(paragraph1.getRootNode({ composed: true }) , document, "paragraph1.getRootNode() with composed flag should be document.");
+is(frag.getRootNode({ composed: true }) , frag, "frag.getRootNode() with composed flag should be frag.");
+
+</script>
+</pre>
+</body>
+</html>
+
diff --git a/dom/webidl/Node.webidl b/dom/webidl/Node.webidl
index 8b6dca788c..c9fb7e77e2 100644
--- a/dom/webidl/Node.webidl
+++ b/dom/webidl/Node.webidl
@@ -38,8 +38,8 @@ interface Node : EventTarget {
readonly attribute boolean isConnected;
[Pure]
readonly attribute Document? ownerDocument;
- [Pure, Pref="dom.node.rootNode.enabled"]
- readonly attribute Node rootNode;
+ [Pure]
+ Node getRootNode(optional GetRootNodeOptions options);
[Pure]
readonly attribute Node? parentNode;
[Pure]
@@ -113,3 +113,8 @@ interface Node : EventTarget {
readonly attribute AccessibleNode? accessibleNode;
#endif
};
+
+dictionary GetRootNodeOptions {
+ boolean composed = false;
+};
+
generated by cgit v1.2.3 (git 2.26.2) at 2024-09-21 21:42:17 +0000