auto import from //depot/cupcake/@135843

1 files changed, 73 insertions, 0 deletions

diff --git a/WebCore/dom/SelectorNodeList.cpp b/WebCore/dom/SelectorNodeList.cpp
new file mode 100644
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--- /dev/null
+++ b/WebCore/dom/SelectorNodeList.cpp
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+/*
+ * Copyright (C) 2007, 2008 Apple 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:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "SelectorNodeList.h"
+
+#include "CSSSelector.h"
+#include "CSSStyleSelector.h"
+#include "Document.h"
+#include "Element.h"
+#include "HTMLNames.h"
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+PassRefPtr<StaticNodeList> createSelectorNodeList(Node* rootNode, CSSSelector* querySelector)
+{
+    Vector<RefPtr<Node> > nodes;
+    Document* document = rootNode->document();
+    AtomicString selectorValue = querySelector->m_value;
+    bool strictParsing = !document->inCompatMode();
+
+    CSSStyleSelector::SelectorChecker selectorChecker(document, strictParsing);
+
+    if (strictParsing && querySelector->m_match == CSSSelector::Id && rootNode->inDocument() && !querySelector->next() && !document->containsMultipleElementsWithId(selectorValue)) {
+        ASSERT(querySelector->m_attr == idAttr);
+        Element* element = document->getElementById(selectorValue);
+        if (element && (rootNode->isDocumentNode() || element->isDescendantOf(rootNode)) && selectorChecker.checkSelector(querySelector, element))
+            nodes.append(element);
+    } else {
+        for (Node* n = rootNode->firstChild(); n; n = n->traverseNextNode(rootNode)) {
+            if (n->isElementNode()) {
+                Element* element = static_cast<Element*>(n);
+                for (CSSSelector* selector = querySelector; selector; selector = selector->next()) {
+                    if (selectorChecker.checkSelector(selector, element)) {
+                        nodes.append(n);
+                        break;
+                    }
+                }
+            }
+        }
+    }
+    
+    return StaticNodeList::adopt(nodes);
+}
+
+} // namespace WebCore