Cocoa: Speed up fading out scroll bars.

This patch replaces QDateTime usage with msecs since epoch to calculate
scroll bars opacity. This eliminates lots of QDateTime::msecsTo calls.

Change-Id: Ic0c26806660c192c5fc6de0dafd86b4200e3cb4c
Reviewed-by: Morten Johan Sørvig <morten.sorvig@digia.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/src/widgets/styles/qmacstyle_mac_p.h b/src/widgets/styles/qmacstyle_mac_p.h
index 2c129aa49d..ac482b8fc7 100644
--- a/src/widgets/styles/qmacstyle_mac_p.h
+++ b/src/widgets/styles/qmacstyle_mac_p.h
@@ -215,18 +215,18 @@ public:
             : lastValue(-1),
               lastMinimum(-1),
               lastMaximum(-1),
-              lastUpdate(QDateTime::currentDateTime()),
+              lastUpdate(QDateTime::currentMSecsSinceEpoch()),
               hovered(false),
-              lastHovered(QDateTime::fromTime_t(0)),
+              lastHovered(0),
               cleared(false)
         {}
         int lastValue;
         int lastMinimum;
         int lastMaximum;
         QSize lastSize;
-        QDateTime lastUpdate;
+        qint64 lastUpdate;
         bool hovered;
-        QDateTime lastHovered;
+        qint64 lastHovered;
         bool cleared;
     };
     mutable QMap<const QWidget*, OverlayScrollBarInfo> scrollBarInfos;