--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/page/BarInfo.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2007, 2010 Apple 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:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer. 
+ * 2.  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. 
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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 "BarInfo.h"
+
+#include "Chrome.h"
+#include "Frame.h"
+#include "Page.h"
+
+namespace WebCore {
+
+BarInfo::BarInfo(Frame* frame, Type type)
+    : m_frame(frame)
+    , m_type(type)
+{
+}
+
+Frame* BarInfo::frame() const
+{
+    return m_frame;
+}
+
+void BarInfo::disconnectFrame()
+{
+    m_frame = 0;
+}
+
+BarInfo::Type BarInfo::type() const
+{
+    return m_type;
+}
+
+bool BarInfo::visible() const
+{
+    if (!m_frame)
+        return false;
+    Page* page = m_frame->page();
+    if (!page)
+        return false;
+
+    switch (m_type) {
+    case Locationbar:
+    case Personalbar:
+    case Toolbar:
+        return page->chrome()->toolbarsVisible();
+    case Menubar:
+        return page->chrome()->menubarVisible();
+    case Scrollbars:
+        return page->chrome()->scrollbarsVisible();
+    case Statusbar:
+        return page->chrome()->statusbarVisible();
+    }
+
+    ASSERT_NOT_REACHED();
+    return false;
+}
+
+} // namespace WebCore