Navigation transitions: Added createStyledMarkupForNavigationTransition

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index cb50f4c117380d975a04297d252c80c508966a40..cfbf236b6849c2e674069ea85bf9cfbcd10fe579 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -100,6 +100,7 @@
 #include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
 #include "core/editing/SpellChecker.h"
+#include "core/editing/markup.h"
 #include "core/events/BeforeUnloadEvent.h"
 #include "core/events/Event.h"
 #include "core/events/EventFactory.h"
@@ -5673,6 +5674,43 @@ Element* Document::activeElement() const
     return body();
 }
 
+void Document::getTransitionElementData(Vector<TransitionElementData>* elementData, ExceptionState& exceptionState)

[esprehn, 2014/06/13 08:47:05]

Since this is only used in tests, lets put it in Internals.

+{
+    ASSERT(elementData);
+
+    RefPtr<HTMLCollection> metaElements = getElementsByTagName(HTMLNames::metaTag.localName());

[esprehn, 2014/06/13 08:47:06]

We don't normally allow code like this in core/, except in Internals.

[oystein (OOO til 10th of July), 2014/06/17 21:07:06]

Replaced getElementsByTagName with Traversal<HTMLMetaElement>.

+    unsigned length = metaElements->length();
+    for (unsigned i = 0; i < length; ++i) {
+        ASSERT(metaElements->item(i)->isHTMLElement());
+        HTMLMetaElement* metaElement = toHTMLMetaElement(metaElements->item(i));
+        if (metaElement->name() != "transition-elements")
+            continue;
+
+        Vector<String> tokens;
+        String(metaElement->content().impl()).split(';', tokens);
+        if (tokens.size() != 2)
+            continue;
+
+        RefPtr<NodeList> nodeList = querySelectorAll(AtomicString(tokens[0]), exceptionState);
+        if (!nodeList || exceptionState.hadException())
+            continue;
+
+        String markup;
+        unsigned nodeListLength = nodeList->length();
+        for (unsigned nodeIdx = 0; nodeIdx < nodeListLength; ++nodeIdx) {
+            Node* node = nodeList->item(nodeIdx);
+            markup = markup + createStyledMarkupForNavigationTransition(node);
+        }
+
+        if (!markup.isEmpty()) {
+            TransitionElementData newElements;
+            newElements.scope = tokens[1];
+            newElements.markup = markup;
+            elementData->append(newElements);
+        }
+    }
+}
+
 bool Document::hasFocus() const
 {
     Page* page = this->page();