WebCore/dom/Attr.h
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/dom/Attr.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ *           (C) 2001 Peter Kelly (pmk@post.com)
+ *           (C) 2001 Dirk Mueller (mueller@kde.org)
+ * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef Attr_h
+#define Attr_h
+
+#include "ContainerNode.h"
+#include "Attribute.h"
+
+namespace WebCore {
+
+// Attr can have Text and EntityReference children
+// therefore it has to be a fullblown Node. The plan
+// is to dynamically allocate a textchild and store the
+// resulting nodevalue in the Attribute upon
+// destruction. however, this is not yet implemented.
+
+class Attr : public ContainerNode {
+    friend class NamedNodeMap;
+public:
+    static PassRefPtr<Attr> create(Element*, Document*, PassRefPtr<Attribute>);
+    virtual ~Attr();
+
+    String name() const { return qualifiedName().toString(); }
+    bool specified() const { return m_specified; }
+    Element* ownerElement() const { return m_element; }
+
+    const AtomicString& value() const { return m_attribute->value(); }
+    void setValue(const AtomicString&, ExceptionCode&);
+
+    Attribute* attr() const { return m_attribute.get(); }
+    const QualifiedName& qualifiedName() const { return m_attribute->name(); }
+
+    bool isId() const;
+
+    // An extension to get presentational information for attributes.
+    CSSStyleDeclaration* style() { return m_attribute->style(); }
+
+    void setSpecified(bool specified) { m_specified = specified; }
+
+private:
+    Attr(Element*, Document*, PassRefPtr<Attribute>);
+
+    void createTextChild();
+
+    virtual String nodeName() const;
+    virtual NodeType nodeType() const;
+
+    const AtomicString& localName() const;
+    const AtomicString& namespaceURI() const;
+    const AtomicString& prefix() const;
+
+    virtual void setPrefix(const AtomicString&, ExceptionCode&);
+
+    virtual String nodeValue() const;
+    virtual void setNodeValue(const String&, ExceptionCode&);
+    virtual PassRefPtr<Node> cloneNode(bool deep);
+
+    virtual bool isAttributeNode() const { return true; }
+    virtual bool childTypeAllowed(NodeType);
+
+    virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
+
+    virtual const AtomicString& virtualPrefix() const { return prefix(); }
+    virtual const AtomicString& virtualLocalName() const { return localName(); }
+    virtual const AtomicString& virtualNamespaceURI() const { return namespaceURI(); }
+
+    Element* m_element;
+    RefPtr<Attribute> m_attribute;
+    unsigned m_ignoreChildrenChanged : 31;
+    bool m_specified : 1;
+};
+
+} // namespace WebCore
+
+#endif // Attr_h