diff -r 000000000000 -r 4f2f89ce4247 WebCore/editing/ReplaceNodeWithSpanCommand.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/editing/ReplaceNodeWithSpanCommand.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,88 @@
+/*
+ * 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
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
+ * OWNER OR 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 "ReplaceNodeWithSpanCommand.h"
+
+#include "htmlediting.h"
+#include "HTMLElement.h"
+#include "HTMLNames.h"
+
+#include <wtf/Assertions.h>
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+ReplaceNodeWithSpanCommand::ReplaceNodeWithSpanCommand(PassRefPtr<Node> node)
+    : CompositeEditCommand(node->document())
+    , m_node(node)
+{
+    ASSERT(m_node);
+}
+
+static void swapInNodePreservingAttributesAndChildren(Node* newNode, Node* nodeToReplace)
+{
+    ASSERT(nodeToReplace->inDocument());
+    ExceptionCode ec = 0;
+    Node* parentNode = nodeToReplace->parentNode();
+    parentNode->insertBefore(newNode, nodeToReplace, ec);
+    ASSERT(!ec);
+
+    Node* nextChild;
+    for (Node* child = nodeToReplace->firstChild(); child; child = nextChild) {
+        nextChild = child->nextSibling();
+        newNode->appendChild(child, ec);
+        ASSERT(!ec);
+    }
+
+    newNode->attributes()->setAttributes(*nodeToReplace->attributes());
+
+    parentNode->removeChild(nodeToReplace, ec);
+    ASSERT(!ec);
+}
+
+void ReplaceNodeWithSpanCommand::doApply()
+{
+    if (!m_node->inDocument())
+        return;
+    if (!m_spanElement)
+        m_spanElement = createHTMLElement(m_node->document(), spanTag);
+    swapInNodePreservingAttributesAndChildren(m_spanElement.get(), m_node.get());
+}
+
+void ReplaceNodeWithSpanCommand::doUnapply()
+{
+    if (!m_spanElement->inDocument())
+        return;
+    swapInNodePreservingAttributesAndChildren(m_node.get(), m_spanElement.get());
+}
+
+} // namespace WebCore