4 files changed, 10 insertions, 1 deletions
diff --git a/src/widgets/styles/qcommonstyle.cpp b/src/widgets/styles/qcommonstyle.cpp
index 6f6ddfec44..cdd061f8d5 100644
--- a/src/widgets/styles/qcommonstyle.cpp
+++ b/src/widgets/styles/qcommonstyle.cpp
@@ -5393,6 +5393,9 @@ int QCommonStyle::styleHint(StyleHint sh, const QStyleOption *opt, const QWidget
     case SH_TabBar_AllowWheelScrolling:
         ret = true;
         break;
+    case SH_SpinBox_SelectOnStep:
+        ret = true;
+        break;
     default:
         ret = 0;
         break;
diff --git a/src/widgets/styles/qstyle.cpp b/src/widgets/styles/qstyle.cpp
index 8946b9d90e..b901b4b08e 100644
--- a/src/widgets/styles/qstyle.cpp
+++ b/src/widgets/styles/qstyle.cpp
@@ -1853,6 +1853,10 @@ void QStyle::drawItemPixmap(QPainter *painter, const QRect &rect, int alignment,
     spinbox mouse clicks.
     \value SH_SpinBox_ClickAutoRepeatThreshold  Auto-repeat threshold for
     spinbox mouse clicks.
+    \value SH_SpinBox_SelectOnStep  Whether changing the value using
+    the buttons or up/down keys automatically selects the text. This enum
+    value has been introduced in Qt 6.3.
+
     \value SH_ToolTipLabel_Opacity  An integer indicating the opacity for
     the tip label, 0 is completely transparent, 255 is completely
     opaque.
diff --git a/src/widgets/styles/qstyle.h b/src/widgets/styles/qstyle.h
index 6d094cc4f2..03f6fc1562 100644
--- a/src/widgets/styles/qstyle.h
+++ b/src/widgets/styles/qstyle.h
@@ -737,6 +737,7 @@ public:
         SH_SpinBox_StepModifier,
         SH_TabBar_AllowWheelScrolling,
         SH_Table_AlwaysDrawLeftTopGridLines,
+        SH_SpinBox_SelectOnStep,
         // Add new style hint values here
 
         SH_CustomBase = 0xf0000000
diff --git a/src/widgets/widgets/qabstractspinbox.cpp b/src/widgets/widgets/qabstractspinbox.cpp
index fc01354046..d49483db69 100644
--- a/src/widgets/widgets/qabstractspinbox.cpp
+++ b/src/widgets/widgets/qabstractspinbox.cpp
@@ -671,7 +671,8 @@ void QAbstractSpinBox::stepBy(int steps)
     } else if (e == AlwaysEmit) {
         d->emitSignals(e, old);
     }
-    selectAll();
+    if (style()->styleHint(QStyle::SH_SpinBox_SelectOnStep, nullptr, this, nullptr))
+        selectAll();
 }
 
 /*!