Introduce WebNode::querySelectorAll.

Source/web/WebNode.cpp

 /*
  * Copyright (C) 2009 Google Inc. 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
@@ skipping 18 matching lines @@
  */
 
 #include "config.h"
 #include "public/web/WebNode.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
 #include "core/dom/Node.h"
 #include "core/dom/NodeList.h"
+#include "core/dom/StaticNodeList.h"
 #include "core/dom/TagCollection.h"
 #include "core/editing/serializers/Serialization.h"
 #include "core/events/Event.h"
 #include "core/html/HTMLCollection.h"
 #include "core/html/HTMLElement.h"
 #include "core/layout/LayoutObject.h"
 #include "core/layout/LayoutPart.h"
 #include "modules/accessibility/AXObject.h"
 #include "modules/accessibility/AXObjectCacheImpl.h"
 #include "platform/Task.h"
@@ skipping 185 matching lines @@
     m_private->executionContext()->postSuspendableTask(adoptPtr(new NodeDispatchSimulatedClickTask(m_private)));
 }
 
 WebElementCollection WebNode::getElementsByHTMLTagName(const WebString& tag) const
 {
     if (m_private->isContainerNode())
         return WebElementCollection(toContainerNode(m_private.get())->getElementsByTagNameNS(HTMLNames::xhtmlNamespaceURI, tag));
     return WebElementCollection();
 }
 
-WebElement WebNode::querySelector(const WebString& tag, WebExceptionCode& ec) const
+WebElement WebNode::querySelector(const WebString& selector, WebExceptionCode& ec) const
 {
+    if (!m_private->isContainerNode())
+        return WebElement();
     TrackExceptionState exceptionState;
-    WebElement element;
-    if (m_private->isContainerNode())
-        element = toContainerNode(m_private.get())->querySelector(tag, exceptionState);
+    WebElement element = toContainerNode(m_private.get())->querySelector(selector, exceptionState);
     ec = exceptionState.code();
     return element;
 }
 
+void WebNode::querySelectorAll(const WebString& selector, WebExceptionCode& ec, WebVector<WebElement>& results) const
+{
+    if (!m_private->isContainerNode())
+        return;
+    TrackExceptionState exceptionState;
+    RefPtrWillBeRawPtr<StaticElementList> elements = toContainerNode(m_private.get())->querySelectorAll(selector, exceptionState);
+    ec = exceptionState.code();
+    if (exceptionState.hadException())
+        return;
+    Vector<WebElement> temp;
+    temp.reserveCapacity(elements->length());
+    for (unsigned i = 0; i < elements->length(); ++i)
+        temp.append(WebElement(elements->item(i)));
+    results.assign(temp);
+}
+
 bool WebNode::focused() const
 {
     return m_private->focused();
 }
 
 bool WebNode::remove()
 {
     TrackExceptionState exceptionState;
     m_private->remove(exceptionState);
     return !exceptionState.hadException();
@@ skipping 45 matching lines @@
     m_private = node;
     return *this;
 }
 
 WebNode::operator PassRefPtrWillBeRawPtr<Node>() const
 {
     return m_private.get();
 }
 
 } // namespace blink