3 files changed, 21 insertions, 0 deletions
diff --git a/src/kitemviews/kitemlistcontainer.cpp b/src/kitemviews/kitemlistcontainer.cpp
index 65250832b..ff12aee7c 100644
--- a/src/kitemviews/kitemlistcontainer.cpp
+++ b/src/kitemviews/kitemlistcontainer.cpp
@@ -291,6 +291,9 @@ void KItemListContainer::updateScrollOffsetScrollBar()
     int maximum = 0;
     if (view->scrollOrientation() == Qt::Vertical) {
         smoothScroller = m_verticalSmoothScroller;
+        if (smoothScroller->isAnimating()) {
+            return;
+        }
         scrollOffsetScrollBar = verticalScrollBar();
 
         // Don't scroll super fast when using a wheel mouse:
@@ -311,6 +314,9 @@ void KItemListContainer::updateScrollOffsetScrollBar()
         maximum = qMax(0, int(view->maximumScrollOffset() - view->size().height()));
     } else {
         smoothScroller = m_horizontalSmoothScroller;
+        if (smoothScroller->isAnimating()) {
+            return;
+        }
         scrollOffsetScrollBar = horizontalScrollBar();
         singleStep = view->itemSize().width();
         pageStep = view->size().width();
@@ -347,11 +353,17 @@ void KItemListContainer::updateItemOffsetScrollBar()
     int pageStep = 0;
     if (view->scrollOrientation() == Qt::Vertical) {
         smoothScroller = m_horizontalSmoothScroller;
+        if (smoothScroller->isAnimating()) {
+            return;
+        }
         itemOffsetScrollBar = horizontalScrollBar();
         singleStep = view->size().width() / 10;
         pageStep = view->size().width();
     } else {
         smoothScroller = m_verticalSmoothScroller;
+        if (smoothScroller->isAnimating()) {
+            return;
+        }
         itemOffsetScrollBar = verticalScrollBar();
         singleStep = view->size().height() / 10;
         pageStep = view->size().height();
diff --git a/src/kitemviews/private/kitemlistsmoothscroller.cpp b/src/kitemviews/private/kitemlistsmoothscroller.cpp
index fd26d198f..517f6d983 100644
--- a/src/kitemviews/private/kitemlistsmoothscroller.cpp
+++ b/src/kitemviews/private/kitemlistsmoothscroller.cpp
@@ -214,4 +214,12 @@ void KItemListSmoothScroller::handleWheelEvent(QWheelEvent *event)
     m_smoothScrolling = previous;
 }
 
+bool KItemListSmoothScroller::isAnimating()
+{
+    if (m_animation) {
+        return (m_animation->state() == QAbstractAnimation::Running);
+    }
+    return false;
+}
+
 #include "moc_kitemlistsmoothscroller.cpp"
diff --git a/src/kitemviews/private/kitemlistsmoothscroller.h b/src/kitemviews/private/kitemlistsmoothscroller.h
index 32effa3d6..9cbfbc1b8 100644
--- a/src/kitemviews/private/kitemlistsmoothscroller.h
+++ b/src/kitemviews/private/kitemlistsmoothscroller.h
@@ -68,6 +68,7 @@ public:
      */
     void handleWheelEvent(QWheelEvent *event);
 
+    bool isAnimating();
 Q_SIGNALS:
     /**
      * Emitted when the scrolling animation has finished