3 files changed, 8 insertions, 0 deletions
diff --git a/src/widgets/styles/qcommonstyle.cpp b/src/widgets/styles/qcommonstyle.cpp
index d8b67edff8..cc24c79c09 100644
--- a/src/widgets/styles/qcommonstyle.cpp
+++ b/src/widgets/styles/qcommonstyle.cpp
@@ -5109,6 +5109,9 @@ int QCommonStyle::styleHint(StyleHint sh, const QStyleOption *opt, const QWidget
     case SH_TabBar_CloseButtonPosition:
         ret = QTabBar::RightSide;
         break;
+    case SH_TabBar_ChangeCurrentDelay:
+        ret = 500;
+        break;
 #endif
     case SH_DockWidget_ButtonsHaveFrame:
         ret = true;
diff --git a/src/widgets/styles/qstyle.cpp b/src/widgets/styles/qstyle.cpp
index 8774d71c0c..fb5a5c9003 100644
--- a/src/widgets/styles/qstyle.cpp
+++ b/src/widgets/styles/qstyle.cpp
@@ -1930,6 +1930,10 @@ void QStyle::drawItemPixmap(QPainter *painter, const QRect &rect, int alignment,
     \value SH_Splitter_OpaqueResize Determines if resizing is opaque
            This enum value has been introduced in Qt 5.2
 
+    \value SH_TabBar_ChangeCurrentDelay Determines the delay before the current
+           tab is changed while dragging over the tabbar, in milliseconds. This
+           enum value has been introduced in Qt 5.4
+
     \sa styleHint()
 */
 
diff --git a/src/widgets/styles/qstyle.h b/src/widgets/styles/qstyle.h
index ea012faf46..87fd7656ea 100644
--- a/src/widgets/styles/qstyle.h
+++ b/src/widgets/styles/qstyle.h
@@ -704,6 +704,7 @@ public:
         SH_Splitter_OpaqueResize,
         SH_ComboBox_UseNativePopup,
         SH_LineEdit_PasswordMaskDelay,
+        SH_TabBar_ChangeCurrentDelay,
         // Add new style hint values here
 
         SH_CustomBase = 0xf0000000