WebCore/html/HTMLFrameElement.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/html/HTMLFrameElement.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ *           (C) 2000 Simon Hausmann (hausmann@kde.org)
+ *           (C) 2001 Dirk Mueller (mueller@kde.org)
+ * Copyright (C) 2004, 2006, 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.
+ */
+
+#include "config.h"
+#include "HTMLFrameElement.h"
+
+#include "Attribute.h"
+#include "Frame.h"
+#include "HTMLFrameSetElement.h"
+#include "HTMLNames.h"
+#include "RenderFrame.h"
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+inline HTMLFrameElement::HTMLFrameElement(const QualifiedName& tagName, Document* document)
+    : HTMLFrameElementBase(tagName, document)
+    , m_frameBorder(true)
+    , m_frameBorderSet(false)
+    , m_noResize(false)
+{
+    ASSERT(hasTagName(frameTag));
+}
+
+PassRefPtr<HTMLFrameElement> HTMLFrameElement::create(const QualifiedName& tagName, Document* document)
+{
+    return adoptRef(new HTMLFrameElement(tagName, document));
+}
+
+bool HTMLFrameElement::rendererIsNeeded(RenderStyle*)
+{
+    // For compatibility, frames render even when display: none is set.
+    return isURLAllowed();
+}
+
+RenderObject* HTMLFrameElement::createRenderer(RenderArena* arena, RenderStyle*)
+{
+    return new (arena) RenderFrame(this);
+}
+
+static inline HTMLFrameSetElement* containingFrameSetElement(Node* node)
+{
+    while ((node = node->parentNode())) {
+        if (node->hasTagName(framesetTag))
+            return static_cast<HTMLFrameSetElement*>(node);
+    }
+    return 0;
+}
+
+void HTMLFrameElement::attach()
+{
+    HTMLFrameElementBase::attach();
+    
+    if (HTMLFrameSetElement* frameSetElement = containingFrameSetElement(this)) {
+        if (!m_frameBorderSet)
+            m_frameBorder = frameSetElement->hasFrameBorder();
+        if (!m_noResize)
+            m_noResize = frameSetElement->noResize();
+    }
+}
+
+void HTMLFrameElement::parseMappedAttribute(Attribute* attr)
+{
+    if (attr->name() == frameborderAttr) {
+        m_frameBorder = attr->value().toInt();
+        m_frameBorderSet = !attr->isNull();
+        // FIXME: If we are already attached, this has no effect.
+    } else if (attr->name() == noresizeAttr) {
+        m_noResize = true;
+        // FIXME: If we are already attached, this has no effect.
+        // FIXME: Since this does not check attr->isNull(), it can
+        // never reset m_noResize to false if the attribute is removed.
+    } else
+        HTMLFrameElementBase::parseMappedAttribute(attr);
+}
+
+} // namespace WebCore