1 files changed, 13 insertions, 0 deletions
diff --git a/src/corelib/tools/qelapsedtimer.h b/src/corelib/tools/qelapsedtimer.h
index 4fa0ca5..827359b 100644
--- a/src/corelib/tools/qelapsedtimer.h
+++ b/src/corelib/tools/qelapsedtimer.h
@@ -53,8 +53,20 @@ QT_MODULE(Core)
 class Q_CORE_EXPORT QElapsedTimer
 {
 public:
+    enum ClockType {
+        SystemTime,
+        MonotonicClock,
+        TickCounter,
+        MachAbsoluteTime
+    };
+    static ClockType clockType();
     static bool isMonotonic();
 
+    static inline QElapsedTimer started()
+    { QElapsedTimer t; t.start(); return t; }
+    static inline QElapsedTimer invalid()
+    { QElapsedTimer t; t.invalidate(); return t; }
+
     void start();
     qint64 restart();
     void invalidate();
@@ -63,6 +75,7 @@ public:
     qint64 elapsed() const;
     bool hasExpired(qint64 timeout) const;
 
+    qint64 msecsSinceReference() const;
     qint64 msecsTo(const QElapsedTimer &other) const;
     qint64 secsTo(const QElapsedTimer &other) const;