QAbstractSpinBox: fix some ui glitches

Fix some ui glitches for QAbstractSpinBox:
 - update geometry when buttons are toggled on/off
 - calc button size with subControlRect instead hardcoded 20px
 - when buttons are not shown, don't add the button size in
   sizeFromContents for common and macOS style

Fixes: QTBUG-39713
Fixes: QTBUG-75303
Task-number: QTBUG-67126
Change-Id: Ibf330c76deb16358a481bba6bd429fff6a5d57ae
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>
 
 

1 files changed, 1 insertions, 0 deletions

diff --git a/src/widgets/widgets/qabstractspinbox.cpp b/src/widgets/widgets/qabstractspinbox.cpp
index 6edefaa311..f30ea35303 100644
--- a/src/widgets/widgets/qabstractspinbox.cpp
+++ b/src/widgets/widgets/qabstractspinbox.cpp
@@ -212,6 +212,7 @@ void QAbstractSpinBox::setButtonSymbols(ButtonSymbols buttonSymbols)
     if (d->buttonSymbols != buttonSymbols) {
         d->buttonSymbols = buttonSymbols;
         d->updateEditFieldGeometry();
+        updateGeometry();
         update();
     }
 }