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-rw-r--r--layout/base/nsCSSFrameConstructor.cpp16
-rw-r--r--layout/reftests/css-display/display-contents-dyn-insert-text-ref.html7
-rw-r--r--layout/reftests/css-display/display-contents-dyn-insert-text.html16
-rw-r--r--layout/reftests/css-display/reftest.list1
4 files changed, 34 insertions, 6 deletions
diff --git a/layout/base/nsCSSFrameConstructor.cpp b/layout/base/nsCSSFrameConstructor.cpp
index c63374541..07a5b80e7 100644
--- a/layout/base/nsCSSFrameConstructor.cpp
+++ b/layout/base/nsCSSFrameConstructor.cpp
@@ -7021,8 +7021,11 @@ nsCSSFrameConstructor::MaybeConstructLazily(Operation aOperation,
nsIContent* aContainer,
nsIContent* aChild)
{
+ // XXXmats no lazy frames for display:contents direct descendants yet
+ // (Mozilla bug 979782).
if (mPresShell->GetPresContext()->IsChrome() || !aContainer ||
- aContainer->IsInNativeAnonymousSubtree() || aContainer->IsXULElement()) {
+ aContainer->IsInNativeAnonymousSubtree() || aContainer->IsXULElement() ||
+ GetDisplayContentsStyleFor(aContainer)) {
return false;
}
@@ -7056,6 +7059,10 @@ nsCSSFrameConstructor::MaybeConstructLazily(Operation aOperation,
// ignore anonymous children (eg framesets) make this complicated. So we set
// these two booleans if we encounter these situations and unset them if we
// hit a node with a leaf frame.
+ //
+ // Also, it's fine if one of the nodes without primary frame is a display:
+ // contents node except if it's the direct ancestor of the children we're
+ // recreating frames for.
bool noPrimaryFrame = false;
bool needsFrameBitSet = false;
#endif
@@ -7065,17 +7072,14 @@ nsCSSFrameConstructor::MaybeConstructLazily(Operation aOperation,
if (content->GetPrimaryFrame() && content->GetPrimaryFrame()->IsLeaf()) {
noPrimaryFrame = needsFrameBitSet = false;
}
- if (!noPrimaryFrame && !content->GetPrimaryFrame()) {
+ if (!noPrimaryFrame && !content->GetPrimaryFrame() &&
+ !GetDisplayContentsStyleFor(content)) {
noPrimaryFrame = true;
}
if (!needsFrameBitSet && content->HasFlag(NODE_NEEDS_FRAME)) {
needsFrameBitSet = true;
}
#endif
- // XXXmats no lazy frames for display:contents descendants yet (bug 979782).
- if (GetDisplayContentsStyleFor(content)) {
- return false;
- }
content->SetFlags(NODE_DESCENDANTS_NEED_FRAMES);
content = content->GetFlattenedTreeParent();
}
diff --git a/layout/reftests/css-display/display-contents-dyn-insert-text-ref.html b/layout/reftests/css-display/display-contents-dyn-insert-text-ref.html
new file mode 100644
index 000000000..a212e025e
--- /dev/null
+++ b/layout/reftests/css-display/display-contents-dyn-insert-text-ref.html
@@ -0,0 +1,7 @@
+<!doctype html>
+<meta charset="utf-8">
+<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
+<title>CSS Test reference - Bug 1338678</title>
+<div style="display: contents">
+ <div id="element">PASS</div>
+</div>
diff --git a/layout/reftests/css-display/display-contents-dyn-insert-text.html b/layout/reftests/css-display/display-contents-dyn-insert-text.html
new file mode 100644
index 000000000..f3b0c0c95
--- /dev/null
+++ b/layout/reftests/css-display/display-contents-dyn-insert-text.html
@@ -0,0 +1,16 @@
+<!doctype html>
+<meta charset="utf-8">
+<link rel="author" title="Markus Stange" href="mailto:mstange@themasta.com">
+<link rel="help" href="https://drafts.csswg.org/css-display/#box-generation">
+<title>Bug 1338678 - display:contents makes textContent disappear</title>
+<div style="display: contents">
+ <div id="element"></div>
+</div>
+<script>
+window.onload = function() {
+ document.body.offsetTop;
+ var element = document.getElementById('element');
+ element.textContent = "FAIL";
+ element.textContent = "PASS";
+}
+</script>
diff --git a/layout/reftests/css-display/reftest.list b/layout/reftests/css-display/reftest.list
index d310422bb..00f46a80b 100644
--- a/layout/reftests/css-display/reftest.list
+++ b/layout/reftests/css-display/reftest.list
@@ -24,5 +24,6 @@ skip pref(layout.css.display-contents.enabled,true) == display-contents-xbl-4.xu
asserts(0-1) fuzzy-if(Android,8,3216) pref(layout.css.display-contents.enabled,true) == display-contents-fieldset.html display-contents-fieldset-ref.html # bug 1089223
asserts(1) pref(layout.css.display-contents.enabled,true) == display-contents-xbl-5.xul display-contents-xbl-3-ref.xul # bug 1089223
pref(layout.css.display-contents.enabled,true) == display-contents-list-item-child.html display-contents-list-item-child-ref.html
+pref(layout.css.display-contents.enabled,true) == display-contents-dyn-insert-text.html display-contents-dyn-insert-text-ref.html
pref(layout.css.display-contents.enabled,true) == display-contents-writing-mode-1.html display-contents-writing-mode-1-ref.html
pref(layout.css.display-contents.enabled,true) == display-contents-writing-mode-2.html display-contents-writing-mode-2-ref.html