WebCore/html/HTMLFormCollection.h
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/html/HTMLFormCollection.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 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 HTMLFormCollection_h
+#define HTMLFormCollection_h
+
+#include "HTMLCollection.h"
+
+namespace WebCore {
+
+class HTMLFormElement;
+class QualifiedName;
+
+// This class is just a big hack to find form elements even in malformed HTML elements.
+// The famous <table><tr><form><td> problem.
+
+class HTMLFormCollection : public HTMLCollection {
+public:
+    static PassRefPtr<HTMLFormCollection> create(PassRefPtr<HTMLFormElement>);
+
+    virtual ~HTMLFormCollection();
+
+    virtual Node* item(unsigned index) const;
+    virtual Node* nextItem() const;
+
+    virtual Node* namedItem(const AtomicString& name) const;
+    virtual Node* nextNamedItem(const AtomicString& name) const;
+
+private:
+    HTMLFormCollection(PassRefPtr<HTMLFormElement>);
+
+    virtual void updateNameCache() const;
+    virtual unsigned calcLength() const;
+
+    static CollectionCache* formCollectionInfo(HTMLFormElement*);
+
+    Element* getNamedItem(const QualifiedName& attrName, const AtomicString& name) const;
+    Element* nextNamedItemInternal(const String& name) const;
+
+    Element* getNamedFormItem(const QualifiedName& attrName, const String& name, int duplicateNumber) const;
+
+    mutable int currentPos;
+};
+
+} //namespace
+
+#endif