5 files changed, 22 insertions, 14 deletions
diff --git a/src/widgets/kernel/qgesturemanager.cpp b/src/widgets/kernel/qgesturemanager.cpp
index 57d6994c88..cd27c9c5be 100644
--- a/src/widgets/kernel/qgesturemanager.cpp
+++ b/src/widgets/kernel/qgesturemanager.cpp
@@ -143,11 +143,6 @@ Qt::GestureType QGestureManager::registerGestureRecognizer(QGestureRecognizer *r
 void QGestureManager::unregisterGestureRecognizer(Qt::GestureType type)
 {
     QList<QGestureRecognizer *> list = m_recognizers.values(type);
-    while (QGestureRecognizer *recognizer = m_recognizers.take(type)) {
-        // ensuring an entry exists causes the recognizer to be deleted on destruction of the manager
-        auto &gestures = m_obsoleteGestures[recognizer];
-        Q_UNUSED(gestures);
-    }
     foreach (QGesture *g, m_gestureToRecognizer.keys()) {
         QGestureRecognizer *recognizer = m_gestureToRecognizer.value(g);
         if (list.contains(recognizer)) {
diff --git a/src/widgets/kernel/qgesturerecognizer.cpp b/src/widgets/kernel/qgesturerecognizer.cpp
index 65c46a5e56..75d091ce4e 100644
--- a/src/widgets/kernel/qgesturerecognizer.cpp
+++ b/src/widgets/kernel/qgesturerecognizer.cpp
@@ -41,6 +41,7 @@
 
 #include "private/qgesture_p.h"
 #include "private/qgesturemanager_p.h"
+#include "private/qapplication_p.h"
 
 #ifndef QT_NO_GESTURES
 
@@ -231,6 +232,11 @@ Qt::GestureType QGestureRecognizer::registerRecognizer(QGestureRecognizer *recog
 */
 void QGestureRecognizer::unregisterRecognizer(Qt::GestureType type)
 {
+    auto qAppPriv = QApplicationPrivate::instance();
+    if (!qAppPriv)
+        return;
+    if (!qAppPriv->gestureManager)
+        return;
     QGestureManager::instance()->unregisterGestureRecognizer(type);
 }
 
diff --git a/src/widgets/styles/qstyle.cpp b/src/widgets/styles/qstyle.cpp
index ac4fb7fbd1..97ec1d3f19 100644
--- a/src/widgets/styles/qstyle.cpp
+++ b/src/widgets/styles/qstyle.cpp
@@ -1971,8 +1971,8 @@ void QStyle::drawItemPixmap(QPainter *painter, const QRect &rect, int alignment,
 
     \value SH_Widget_Animate Deprecated. Use \l{SH_Widget_Animation_Duration} instead.
 
-    \value SH_Splitter_OpaqueResize Determines if resizing is opaque
-           This enum value has been introduced in Qt 5.2
+    \value SH_Splitter_OpaqueResize Determines if widgets are resized dynamically (opaquely) while
+           interactively moving the splitter. This enum value was 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
diff --git a/src/widgets/widgets/qsplashscreen.cpp b/src/widgets/widgets/qsplashscreen.cpp
index 4af4f90119..bf6bf1c7c9 100644
--- a/src/widgets/widgets/qsplashscreen.cpp
+++ b/src/widgets/widgets/qsplashscreen.cpp
@@ -289,8 +289,7 @@ void QSplashScreen::setPixmap(const QPixmap &pixmap)
 // 1) If a QDesktopScreenWidget is found in the parent hierarchy, use that (see docs on
 //    QSplashScreen(QWidget *, QPixmap).
 // 2) If a widget with associated QWindow is found, use that
-// 3) When nothing can be found, do not position the widget, allowing for
-//    QPlatformWindow::initialGeometry() to center it over the cursor
+// 3) When nothing can be found, try to center it over the cursor
 
 static inline int screenNumberOf(const QDesktopScreenWidget *dsw)
 {
@@ -307,7 +306,15 @@ const QScreen *QSplashScreenPrivate::screenFor(const QWidget *w)
         if (QWindow *window = p->windowHandle())
             return window->screen();
     }
-    return nullptr;
+#if QT_CONFIG(cursor)
+    // Note: We could rely on QPlatformWindow::initialGeometry() to center it
+    // over the cursor, but not all platforms (namely Android) use that.
+    if (QGuiApplication::screens().size() > 1) {
+        if (auto screenAtCursor = QGuiApplication::screenAt(QCursor::pos()))
+            return screenAtCursor;
+    }
+#endif // cursor
+    return QGuiApplication::primaryScreen();
 }
 
 void QSplashScreenPrivate::setPixmap(const QPixmap &p, const QScreen *screen)
diff --git a/src/widgets/widgets/qsplitter.cpp b/src/widgets/widgets/qsplitter.cpp
index 98bb23caad..de838a8f93 100644
--- a/src/widgets/widgets/qsplitter.cpp
+++ b/src/widgets/widgets/qsplitter.cpp
@@ -161,11 +161,10 @@ Qt::Orientation QSplitterHandle::orientation() const
 
 
 /*!
-    Returns \c true if widgets are resized dynamically (opaquely), otherwise
-    returns \c false. This value is controlled by the QSplitter.
+    Returns \c true if widgets are resized dynamically (opaquely) while interactively moving the
+    splitter. Otherwise returns \c false. This value is controlled by the QSplitter.
 
     \sa QSplitter::opaqueResize()
-
 */
 bool QSplitterHandle::opaqueResize() const
 {
@@ -1483,7 +1482,8 @@ int QSplitter::closestLegalPosition(int pos, int index)
 
 /*!
     \property QSplitter::opaqueResize
-    \brief whether resizing is opaque
+    Returns \c true if widgets are resized dynamically (opaquely) while interactively moving the
+    splitter. Otherwise returns \c false.
 
     The default resize behavior is style dependent (determined by the
     SH_Splitter_OpaqueResize style hint). However, you can override it