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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/177258">177258</a></dd>
<dt>Author</dt> <dd>zalan@apple.com</dd>
<dt>Date</dt> <dd>2014-12-13 22:44:28 -0800 (Sat, 13 Dec 2014)</dd>
</dl>
<h3>Log Message</h3>
<pre>https://bugs.webkit.org/show_bug.cgi?id=139597
rdar://problem/19237334
Fixed positioned pseudo content does not get composited.
Reviewed by Simon Fraser.
This patch ensures that adjustRenderStyle() can access to settings even when Element* is null.
Source/WebCore:
Test: compositing/fixed-positioned-pseudo-content-no-compositing.html
* css/StyleResolver.cpp:
(WebCore::StyleResolver::adjustRenderStyle):
LayoutTests:
* compositing/fixed-positioned-pseudo-content-no-compositing-expected.txt: Added.
* compositing/fixed-positioned-pseudo-content-no-compositing.html: Added.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsChangeLog">trunk/LayoutTests/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorecssStyleResolvercpp">trunk/Source/WebCore/css/StyleResolver.cpp</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#trunkLayoutTestscompositingfixedpositionedpseudocontentnocompositingexpectedtxt">trunk/LayoutTests/compositing/fixed-positioned-pseudo-content-no-compositing-expected.txt</a></li>
<li><a href="#trunkLayoutTestscompositingfixedpositionedpseudocontentnocompositinghtml">trunk/LayoutTests/compositing/fixed-positioned-pseudo-content-no-compositing.html</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkLayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/ChangeLog (177257 => 177258)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/ChangeLog 2014-12-14 01:33:35 UTC (rev 177257)
+++ trunk/LayoutTests/ChangeLog 2014-12-14 06:44:28 UTC (rev 177258)
</span><span class="lines">@@ -1,3 +1,16 @@
</span><ins>+2014-12-13 Zalan Bujtas <zalan@apple.com>
+
+ https://bugs.webkit.org/show_bug.cgi?id=139597
+ rdar://problem/19237334
+ Fixed positioned pseudo content does not get composited.
+
+ Reviewed by Simon Fraser.
+
+ This patch ensures that adjustRenderStyle() can access to settings even when Element* is null.
+
+ * compositing/fixed-positioned-pseudo-content-no-compositing-expected.txt: Added.
+ * compositing/fixed-positioned-pseudo-content-no-compositing.html: Added.
+
</ins><span class="cx"> 2014-12-12 Alexey Proskuryakov <ap@apple.com>
</span><span class="cx">
</span><span class="cx"> [WebGL] Texture size tests failures
</span></span></pre></div>
<a id="trunkLayoutTestscompositingfixedpositionedpseudocontentnocompositingexpectedtxt"></a>
<div class="addfile"><h4>Added: trunk/LayoutTests/compositing/fixed-positioned-pseudo-content-no-compositing-expected.txt (0 => 177258)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/compositing/fixed-positioned-pseudo-content-no-compositing-expected.txt (rev 0)
+++ trunk/LayoutTests/compositing/fixed-positioned-pseudo-content-no-compositing-expected.txt 2014-12-14 06:44:28 UTC (rev 177258)
</span><span class="lines">@@ -0,0 +1,24 @@
</span><ins>+(GraphicsLayer
+ (anchor 0.00 0.00)
+ (bounds 800.00 600.00)
+ (children 1
+ (GraphicsLayer
+ (bounds 800.00 600.00)
+ (contentsOpaque 1)
+ (children 2
+ (GraphicsLayer
+ (bounds 135.00 18.00)
+ (contentsOpaque 1)
+ (drawsContent 1)
+ )
+ (GraphicsLayer
+ (position 0.00 100.00)
+ (bounds 123.00 18.00)
+ (contentsOpaque 1)
+ (drawsContent 1)
+ )
+ )
+ )
+ )
+)
+
</ins></span></pre></div>
<a id="trunkLayoutTestscompositingfixedpositionedpseudocontentnocompositinghtml"></a>
<div class="addfile"><h4>Added: trunk/LayoutTests/compositing/fixed-positioned-pseudo-content-no-compositing.html (0 => 177258)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/compositing/fixed-positioned-pseudo-content-no-compositing.html (rev 0)
+++ trunk/LayoutTests/compositing/fixed-positioned-pseudo-content-no-compositing.html 2014-12-14 06:44:28 UTC (rev 177258)
</span><span class="lines">@@ -0,0 +1,42 @@
</span><ins>+<!DOCTYPE html>
+<html>
+<head>
+<title>This tests that fixed positioned pseudo content gets composited.</title>
+<style>
+ .pseudo_content:before {
+ background: blue;
+ content: "foobar before content";
+ display: block;
+ position: fixed;
+ top: 0px;
+ left: 0px;
+ }
+
+ .pseudo_content:after {
+ background: green;
+ content: "foobar after content";
+ display: block;
+ position: fixed;
+ top: 100px;
+ left: 0px;
+ }
+</style>
+<script>
+ if (window.internals)
+ window.internals.settings.setAcceleratedCompositingForFixedPositionEnabled(true);
+
+ if (window.testRunner)
+ testRunner.dumpAsText();
+
+ if (window.internals) {
+ window.addEventListener("load", function() {
+ document.getElementById("layerTree").innerText = window.internals.layerTreeAsText(document);
+ }, false);
+ }
+</script>
+</head>
+<body>
+ <div class=pseudo_content></div>
+ <pre id=layerTree></pre>
+</body>
+</html>
</ins></span></pre></div>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (177257 => 177258)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog 2014-12-14 01:33:35 UTC (rev 177257)
+++ trunk/Source/WebCore/ChangeLog 2014-12-14 06:44:28 UTC (rev 177258)
</span><span class="lines">@@ -1,3 +1,18 @@
</span><ins>+2014-12-13 Zalan Bujtas <zalan@apple.com>
+
+ https://bugs.webkit.org/show_bug.cgi?id=139597
+ rdar://problem/19237334
+ Fixed positioned pseudo content does not get composited.
+
+ Reviewed by Simon Fraser.
+
+ This patch ensures that adjustRenderStyle() can access to settings even when Element* is null.
+
+ Test: compositing/fixed-positioned-pseudo-content-no-compositing.html
+
+ * css/StyleResolver.cpp:
+ (WebCore::StyleResolver::adjustRenderStyle):
+
</ins><span class="cx"> 2014-12-12 Mark Rowe <mrowe@apple.com>
</span><span class="cx">
</span><span class="cx"> [Mac] Work around a bug in dsymutil on older OS versions
</span></span></pre></div>
<a id="trunkSourceWebCorecssStyleResolvercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/css/StyleResolver.cpp (177257 => 177258)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/css/StyleResolver.cpp 2014-12-14 01:33:35 UTC (rev 177257)
+++ trunk/Source/WebCore/css/StyleResolver.cpp 2014-12-14 06:44:28 UTC (rev 177258)
</span><span class="lines">@@ -1323,7 +1323,7 @@
</span><span class="cx"> || style.hasBlendMode()
</span><span class="cx"> || style.hasIsolation()
</span><span class="cx"> || style.position() == StickyPosition
</span><del>- || (style.position() == FixedPosition && e && e->document().page() && e->document().page()->settings().fixedPositionCreatesStackingContext())
</del><ins>+ || (style.position() == FixedPosition && documentSettings() && documentSettings()->fixedPositionCreatesStackingContext())
</ins><span class="cx"> || style.hasFlowFrom()
</span><span class="cx"> ))
</span><span class="cx"> style.setZIndex(0);
</span></span></pre>
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