--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/loader/appcache/DOMApplicationCache.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,130 @@
+/*
+ * Copyright (C) 2008, 2009 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 INC. OR
+ * 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 "DOMApplicationCache.h"
+
+#if ENABLE(OFFLINE_WEB_APPLICATIONS)
+
+#include "ApplicationCacheHost.h"
+#include "DocumentLoader.h"
+#include "Event.h"
+#include "EventException.h"
+#include "EventListener.h"
+#include "EventNames.h"
+#include "Frame.h"
+#include "FrameLoader.h"
+
+namespace WebCore {
+
+DOMApplicationCache::DOMApplicationCache(Frame* frame)
+    : m_frame(frame)
+{
+    ApplicationCacheHost* cacheHost = applicationCacheHost();
+    if (cacheHost)
+        cacheHost->setDOMApplicationCache(this);
+}
+
+void DOMApplicationCache::disconnectFrame()
+{
+    ApplicationCacheHost* cacheHost = applicationCacheHost();
+    if (cacheHost)
+        cacheHost->setDOMApplicationCache(0);
+    m_frame = 0;
+}
+
+ApplicationCacheHost* DOMApplicationCache::applicationCacheHost() const
+{
+    if (!m_frame || !m_frame->loader()->documentLoader())
+        return 0;
+    return m_frame->loader()->documentLoader()->applicationCacheHost();
+}
+
+unsigned short DOMApplicationCache::status() const
+{
+    ApplicationCacheHost* cacheHost = applicationCacheHost();
+    if (!cacheHost)
+        return ApplicationCacheHost::UNCACHED;
+    return cacheHost->status();
+}
+
+void DOMApplicationCache::update(ExceptionCode& ec)
+{
+    ApplicationCacheHost* cacheHost = applicationCacheHost();
+    if (!cacheHost || !cacheHost->update())
+        ec = INVALID_STATE_ERR;
+}
+
+void DOMApplicationCache::swapCache(ExceptionCode& ec)
+{
+    ApplicationCacheHost* cacheHost = applicationCacheHost();
+    if (!cacheHost || !cacheHost->swapCache())
+        ec = INVALID_STATE_ERR;
+}
+
+ScriptExecutionContext* DOMApplicationCache::scriptExecutionContext() const
+{
+    if (m_frame)
+        return m_frame->document();
+    return 0;
+}
+
+const AtomicString& DOMApplicationCache::toEventType(ApplicationCacheHost::EventID id)
+{
+    switch (id) {
+    case ApplicationCacheHost::CHECKING_EVENT:
+        return eventNames().checkingEvent;
+    case ApplicationCacheHost::ERROR_EVENT:
+        return eventNames().errorEvent;
+    case ApplicationCacheHost::NOUPDATE_EVENT:
+        return eventNames().noupdateEvent;
+    case ApplicationCacheHost::DOWNLOADING_EVENT:
+        return eventNames().downloadingEvent;
+    case ApplicationCacheHost::PROGRESS_EVENT:
+        return eventNames().progressEvent;
+    case ApplicationCacheHost::UPDATEREADY_EVENT:
+        return eventNames().updatereadyEvent;
+    case ApplicationCacheHost::CACHED_EVENT:
+        return eventNames().cachedEvent;
+    case ApplicationCacheHost::OBSOLETE_EVENT:            
+        return eventNames().obsoleteEvent;
+    }
+    ASSERT_NOT_REACHED();
+    return eventNames().errorEvent;
+}
+
+EventTargetData* DOMApplicationCache::eventTargetData()
+{
+    return &m_eventTargetData;
+}
+
+EventTargetData* DOMApplicationCache::ensureEventTargetData()
+{
+    return &m_eventTargetData;
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(OFFLINE_WEB_APPLICATIONS)