Revert "QAbstractScrollArea: Wheel over a scrollarea that has only one horizontal scrollbar"

This reverts commit 46a3e518b3070cf7cb4cbbb2cb58254454cf169d.

This shown to cause more problem than it solved

Also update the changelog

Reviewed-by: Thierry

2 files changed, 6 insertions, 7 deletions

diff --git a/src/gui/widgets/qabstractscrollarea.cpp b/src/gui/widgets/qabstractscrollarea.cpp
index 87f6c83..1d496d5 100644
--- a/src/gui/widgets/qabstractscrollarea.cpp
+++ b/src/gui/widgets/qabstractscrollarea.cpp
@@ -1134,13 +1134,10 @@ void QAbstractScrollArea::mouseMoveEvent(QMouseEvent *e)
 void QAbstractScrollArea::wheelEvent(QWheelEvent *e)
 {
     Q_D(QAbstractScrollArea);
-    QScrollBar *const bars[2] = { d->hbar, d->vbar };
-    int idx = (e->orientation() == Qt::Vertical) ? 1 : 0;
-    int other = (idx + 1) % 2;
-    if (!bars[idx]->isVisible() && bars[other]->isVisible())
-        idx = other;   // If the scrollbar of the event orientation is hidden, fallback to the other.
-
-    QApplication::sendEvent(bars[idx], e);
+    if (static_cast<QWheelEvent*>(e)->orientation() == Qt::Horizontal)
+        QApplication::sendEvent(d->hbar, e);
+    else
+        QApplication::sendEvent(d->vbar, e);
 }
 #endif
 
diff --git a/src/gui/widgets/qabstractslider.cpp b/src/gui/widgets/qabstractslider.cpp
index 2874647..77c5a01 100644
--- a/src/gui/widgets/qabstractslider.cpp
+++ b/src/gui/widgets/qabstractslider.cpp
@@ -697,6 +697,8 @@ void QAbstractSlider::wheelEvent(QWheelEvent * e)
 {
     Q_D(QAbstractSlider);
     e->ignore();
+    if (e->orientation() != d->orientation && !rect().contains(e->pos()))
+        return;
 
     int stepsToScroll = 0;
     qreal offset = qreal(e->delta()) / 120;