1 files changed, 50 insertions, 0 deletions
diff --git a/mailnews/base/util/nsStopwatch.h b/mailnews/base/util/nsStopwatch.h
new file mode 100644
index 000000000..62b1c52b8
--- /dev/null
+++ b/mailnews/base/util/nsStopwatch.h
@@ -0,0 +1,50 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _nsStopwatch_h_
+#define _nsStopwatch_h_
+
+#include "nsIStopwatch.h"
+
+#include "msgCore.h"
+
+#define NS_STOPWATCH_CID \
+{0x6ef7eafd, 0x72d0, 0x4c56, {0x94, 0x09, 0x67, 0xe1, 0x6d, 0x0f, 0x25, 0x5b}}
+
+#define NS_STOPWATCH_CONTRACTID "@mozilla.org/stopwatch;1"
+
+#undef  IMETHOD_VISIBILITY
+#define IMETHOD_VISIBILITY NS_VISIBILITY_DEFAULT
+
+class NS_MSG_BASE nsStopwatch : public nsIStopwatch
+{
+public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSISTOPWATCH
+
+  nsStopwatch();
+private:
+  virtual ~nsStopwatch();
+
+  /// Wall-clock start time in seconds since unix epoch.
+  double fStartRealTimeSecs;
+  /// Wall-clock stop time in seconds since unix epoch.
+  double fStopRealTimeSecs;
+  /// CPU-clock start time in seconds (of CPU time used since app start)
+  double fStartCpuTimeSecs;
+  /// CPU-clock stop time in seconds (of CPU time used since app start)
+  double fStopCpuTimeSecs;
+  /// Total wall-clock time elapsed in seconds. 
+  double fTotalRealTimeSecs;
+  /// Total CPU time elapsed in seconds.
+  double fTotalCpuTimeSecs;
+
+  /// Is the timer running?
+  bool fRunning;
+  
+  static double GetRealTime();
+  static double GetCPUTime();
+};
+
+#endif // _nsStopwatch_h_