1 files changed, 73 insertions, 0 deletions
diff --git a/indra/viewer_components/updater/llupdatedownloader.h b/indra/viewer_components/updater/llupdatedownloader.h
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+++ b/indra/viewer_components/updater/llupdatedownloader.h
@@ -0,0 +1,73 @@
+/** 
+ * @file llupdatedownloader.h
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * 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
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_UPDATE_DOWNLOADER_H
+#define LL_UPDATE_DOWNLOADER_H
+
+
+#include <string>
+#include <boost/shared_ptr.hpp>
+#include "lluri.h"
+
+
+//
+// An asynchronous download service for fetching updates.
+//
+class LLUpdateDownloader
+{
+public:
+	class Client;
+	class Implementation;
+	
+	LLUpdateDownloader(Client & client);
+	
+	// Cancel any in progress download.
+	void cancel(void);
+	
+	// Start a new download.
+	void download(LLURI const & uri);
+	
+	// Returns true if a download is in progress.
+	bool isDownloading(void);
+	
+private:
+	boost::shared_ptr<Implementation> mImplementation;
+};
+
+
+//
+// An interface to be implemented by clients initiating a update download.
+//
+class LLUpdateDownloader::Client {
+	
+	// The download has completed successfully.
+	void downloadComplete(void);
+	
+	// The download failed.
+	void downloadError(std::string const & message);
+};
+
+
+#endif
+\ No newline at end of file