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+/*
+ * Copyright (C) 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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.
+ */
+
+#ifndef DownloadManager_h
+#define DownloadManager_h
+
+#include <wtf/HashMap.h>
+#include <wtf/Noncopyable.h>
+
+namespace WebCore {
+ class ResourceHandle;
+ class ResourceRequest;
+ class ResourceResponse;
+}
+
+namespace WebKit {
+
+class Download;
+class WebPage;
+
+class DownloadManager {
+ WTF_MAKE_NONCOPYABLE(DownloadManager);
+
+public:
+ static DownloadManager& shared();
+
+ void startDownload(uint64_t downloadID, WebPage* initiatingPage, const WebCore::ResourceRequest&);
+ void convertHandleToDownload(uint64_t downloadID, WebPage* initiatingPage, WebCore::ResourceHandle*, const WebCore::ResourceRequest&, const WebCore::ResourceRequest& initialRequest, const WebCore::ResourceResponse&);
+
+ void cancelDownload(uint64_t downloadID);
+
+ void downloadFinished(Download*);
+ bool isDownloading() const { return !m_downloads.isEmpty(); }
+
+private:
+ DownloadManager();
+
+ HashMap<uint64_t, Download*> m_downloads;
+};
+
+} // namespace WebKit
+
+#endif // DownloadManager_h