Imported existing code

indra/lscript/llscriptresourceconsumer.h

@@ -0,0 +1,67 @@
+/** 
+ * @file llscriptresourceconsumer.h
+ * @brief An interface for a script resource consumer.
+ *
+ * $LicenseInfo:firstyear=2008&license=viewergpl$
+ * 
+ * Copyright (c) 2008-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLSCRIPTRESOURCECONSUMER_H
+#define LL_LLSCRIPTRESOURCECONSUMER_H
+
+#include "linden_common.h"
+
+class LLScriptResourcePool;
+
+// Entities that use limited script resources 
+// should implement this interface
+
+class LLScriptResourceConsumer
+{
+public:	
+	LLScriptResourceConsumer();
+
+	virtual ~LLScriptResourceConsumer() { }
+
+	// Get the number of public urls used by this consumer.
+	virtual S32 getUsedPublicURLs() const = 0;
+
+	// Get the resource pool this consumer is currently using.
+	LLScriptResourcePool& getScriptResourcePool();
+	const LLScriptResourcePool& getScriptResourcePool() const;
+
+	bool switchScriptResourcePools(LLScriptResourcePool& new_pool);
+	bool canUseScriptResourcePool(const LLScriptResourcePool& resource_pool);
+	bool isInPool(const LLScriptResourcePool& resource_pool);
+
+protected:
+	virtual void setScriptResourcePool(LLScriptResourcePool& pool);
+
+	LLScriptResourcePool* mScriptResourcePool;
+};
+
+#endif // LL_LLSCRIPTRESOURCECONSUMER_H