1 files changed, 34 insertions, 0 deletions
diff --git a/indra/llcommon/lllivefile.h b/indra/llcommon/lllivefile.h
new file mode 100644
index 0000000000..97c88a5c5c
--- /dev/null
+++ b/indra/llcommon/lllivefile.h
@@ -0,0 +1,34 @@
+/** 
+ * @file lllivefile.h
+ * @brief Automatically reloads a file whenever it changes or is removed.
+ *
+ * Copyright (c) 2006-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+#ifndef LL_LLLIVEFILE_H
+#define LL_LLLIVEFILE_H
+
+#include "llframetimer.h"
+
+class LLLiveFile
+{
+public:
+	LLLiveFile(const std::string &filename, const F32 refresh_period = 5.f);
+	virtual ~LLLiveFile();
+
+	bool checkAndReload(); // Returns true if the file changed in any way
+
+protected:
+	virtual void loadFile() = 0; // Implement this to load your file if it changed
+
+	bool mForceCheck;
+	F32 mRefreshPeriod;
+	LLFrameTimer mRefreshTimer;
+
+	std::string mFilename;
+	time_t mLastModTime;
+	bool mLastExists;
+};
+
+#endif //LL_LLLIVEFILE_H