1 files changed, 103 insertions, 0 deletions
diff --git a/Source/WebCore/html/HTMLFrameOwnerElement.cpp b/Source/WebCore/html/HTMLFrameOwnerElement.cpp
new file mode 100644
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+++ b/Source/WebCore/html/HTMLFrameOwnerElement.cpp
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2006, 2007, 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 "HTMLFrameOwnerElement.h"
+
+#include "DOMWindow.h"
+#include "Frame.h"
+#include "FrameLoader.h"
+#include "RenderPart.h"
+
+#if ENABLE(SVG)
+#include "ExceptionCode.h"
+#include "SVGDocument.h"
+#endif
+
+namespace WebCore {
+
+HTMLFrameOwnerElement::HTMLFrameOwnerElement(const QualifiedName& tagName, Document* document)
+    : HTMLElement(tagName, document)
+    , m_contentFrame(0)
+    , m_sandboxFlags(SandboxNone)
+{
+}
+
+RenderPart* HTMLFrameOwnerElement::renderPart() const
+{
+    // HTMLObjectElement and HTMLEmbedElement may return arbitrary renderers
+    // when using fallback content.
+    if (!renderer() || !renderer()->isRenderPart())
+        return 0;
+    return toRenderPart(renderer());
+}
+
+void HTMLFrameOwnerElement::willRemove()
+{
+    // FIXME: It is unclear why this can't be moved to removedFromDocument()
+    // this is the only implementation of willRemove in WebCore!
+    if (Frame* frame = contentFrame()) {
+        RefPtr<Frame> protect(frame);
+        frame->loader()->frameDetached();
+        frame->disconnectOwnerElement();
+    }
+
+    HTMLElement::willRemove();
+}
+
+HTMLFrameOwnerElement::~HTMLFrameOwnerElement()
+{
+    if (m_contentFrame)
+        m_contentFrame->disconnectOwnerElement();
+}
+
+Document* HTMLFrameOwnerElement::contentDocument() const
+{
+    return m_contentFrame ? m_contentFrame->document() : 0;
+}
+
+DOMWindow* HTMLFrameOwnerElement::contentWindow() const
+{
+    return m_contentFrame ? m_contentFrame->domWindow() : 0;
+}
+
+void HTMLFrameOwnerElement::setSandboxFlags(SandboxFlags flags)
+{
+    m_sandboxFlags = flags;
+}
+
+bool HTMLFrameOwnerElement::isKeyboardFocusable(KeyboardEvent* event) const
+{
+    return m_contentFrame && HTMLElement::isKeyboardFocusable(event);
+}
+
+#if ENABLE(SVG)
+SVGDocument* HTMLFrameOwnerElement::getSVGDocument(ExceptionCode& ec) const
+{
+    Document* doc = contentDocument();
+    if (doc && doc->isSVGDocument())
+        return static_cast<SVGDocument*>(doc);
+    // Spec: http://www.w3.org/TR/SVG/struct.html#InterfaceGetSVGDocument
+    ec = NOT_SUPPORTED_ERR;
+    return 0;
+}
+#endif
+
+} // namespace WebCore