Merge remote-tracking branch 'origin/5.15' into dev

 Conflicts:
	src/corelib/tools/qhash.h
	src/gui/kernel/qevent.h
	src/widgets/kernel/qshortcut.cpp
	src/widgets/kernel/qshortcut.h

Change-Id: If61c206ee43ad1d97f5b07f58ac93c4583ce5620

6 files changed, 14 insertions, 20 deletions

diff --git a/src/widgets/graphicsview/qgraphicsgridlayoutengine.cpp b/src/widgets/graphicsview/qgraphicsgridlayoutengine.cpp
index 6a8d5c907b..5797d9e539 100644
--- a/src/widgets/graphicsview/qgraphicsgridlayoutengine.cpp
+++ b/src/widgets/graphicsview/qgraphicsgridlayoutengine.cpp
@@ -96,7 +96,7 @@ Qt::Alignment QGraphicsGridLayoutEngine::alignment(QGraphicsLayoutItem *graphics
 {
     if (QGraphicsGridLayoutEngineItem *gridEngineItem = findLayoutItem(graphicsLayoutItem))
         return gridEngineItem->alignment();
-    return 0;
+    return { };
 }
 
 
diff --git a/src/widgets/graphicsview/qgraphicsgridlayoutengine_p.h b/src/widgets/graphicsview/qgraphicsgridlayoutengine_p.h
index e98160e40f..2f2c547977 100644
--- a/src/widgets/graphicsview/qgraphicsgridlayoutengine_p.h
+++ b/src/widgets/graphicsview/qgraphicsgridlayoutengine_p.h
@@ -68,7 +68,7 @@ class QGraphicsLayoutPrivate;
 class QGraphicsGridLayoutEngineItem : public QGridLayoutItem {
 public:
     QGraphicsGridLayoutEngineItem(QGraphicsLayoutItem *item, int row, int columns, int rowSpan = 1, int columnSpan = 1,
-                            Qt::Alignment alignment = nullptr)
+                            Qt::Alignment alignment = { })
         : QGridLayoutItem(row, columns, rowSpan, columnSpan, alignment), q_layoutItem(item) {}
 
     virtual QLayoutPolicy::Policy sizePolicy(Qt::Orientation orientation) const override
diff --git a/src/widgets/graphicsview/qgraphicslinearlayout.cpp b/src/widgets/graphicsview/qgraphicslinearlayout.cpp
index 8964b3b77a..22633df4e3 100644
--- a/src/widgets/graphicsview/qgraphicslinearlayout.cpp
+++ b/src/widgets/graphicsview/qgraphicslinearlayout.cpp
@@ -280,7 +280,7 @@ void QGraphicsLinearLayout::insertItem(int index, QGraphicsLayoutItem *item)
     Q_ASSERT(item);
     d->fixIndex(&index);
     d->engine.insertRow(index, d->orientation);
-    QGraphicsGridLayoutEngineItem *gridEngineItem = new QGraphicsGridLayoutEngineItem(item, d->gridRow(index), d->gridColumn(index), 1, 1, 0);
+    QGraphicsGridLayoutEngineItem *gridEngineItem = new QGraphicsGridLayoutEngineItem(item, d->gridRow(index), d->gridColumn(index), 1, 1, { });
     d->engine.insertItem(gridEngineItem, index);
     invalidate();
 }
diff --git a/src/widgets/graphicsview/qgraphicsproxywidget.cpp b/src/widgets/graphicsview/qgraphicsproxywidget.cpp
index 7413a26261..c60dca7a90 100644
--- a/src/widgets/graphicsview/qgraphicsproxywidget.cpp
+++ b/src/widgets/graphicsview/qgraphicsproxywidget.cpp
@@ -235,7 +235,7 @@ void QGraphicsProxyWidgetPrivate::sendWidgetMouseEvent(QGraphicsSceneHoverEvent
     mouseEvent.setPos(event->pos());
     mouseEvent.setScreenPos(event->screenPos());
     mouseEvent.setButton(Qt::NoButton);
-    mouseEvent.setButtons(0);
+    mouseEvent.setButtons({ });
     mouseEvent.setModifiers(event->modifiers());
     sendWidgetMouseEvent(&mouseEvent);
     event->setAccepted(mouseEvent.isAccepted());
diff --git a/src/widgets/graphicsview/qgraphicssceneevent.cpp b/src/widgets/graphicsview/qgraphicssceneevent.cpp
index 5077a39d67..768dd07d4e 100644
--- a/src/widgets/graphicsview/qgraphicssceneevent.cpp
+++ b/src/widgets/graphicsview/qgraphicssceneevent.cpp
@@ -344,8 +344,7 @@ class QGraphicsSceneMouseEventPrivate : public QGraphicsSceneEventPrivate
     Q_DECLARE_PUBLIC(QGraphicsSceneMouseEvent)
 public:
     inline QGraphicsSceneMouseEventPrivate()
-        : button(Qt::NoButton),
-          buttons(0), modifiers(0), source(Qt::MouseEventNotSynthesized), flags(0)
+        : button(Qt::NoButton), source(Qt::MouseEventNotSynthesized)
     { }
 
     QPointF pos;
@@ -691,17 +690,15 @@ class QGraphicsSceneWheelEventPrivate : public QGraphicsSceneEventPrivate
 {
     Q_DECLARE_PUBLIC(QGraphicsSceneWheelEvent)
 public:
-    inline QGraphicsSceneWheelEventPrivate()
-        : buttons(0), modifiers(0), delta(0), orientation(Qt::Horizontal)
-    { }
+    inline QGraphicsSceneWheelEventPrivate() = default;
 
     QPointF pos;
     QPointF scenePos;
     QPoint screenPos;
     Qt::MouseButtons buttons;
     Qt::KeyboardModifiers modifiers;
-    int delta;
-    Qt::Orientation orientation;
+    int delta = 0;
+    Qt::Orientation orientation = Qt::Horizontal;
 };
 
 /*!
@@ -872,15 +869,13 @@ class QGraphicsSceneContextMenuEventPrivate : public QGraphicsSceneEventPrivate
 {
     Q_DECLARE_PUBLIC(QGraphicsSceneContextMenuEvent)
         public:
-    inline QGraphicsSceneContextMenuEventPrivate()
-        : modifiers(0), reason(QGraphicsSceneContextMenuEvent::Other)
-        { }
+    inline QGraphicsSceneContextMenuEventPrivate() = default;
 
     QPointF pos;
     QPointF scenePos;
     QPoint screenPos;
     Qt::KeyboardModifiers modifiers;
-    QGraphicsSceneContextMenuEvent::Reason reason;
+    QGraphicsSceneContextMenuEvent::Reason reason = QGraphicsSceneContextMenuEvent::Other;
 };
 
 /*!
diff --git a/src/widgets/graphicsview/qgraphicsview.cpp b/src/widgets/graphicsview/qgraphicsview.cpp
index 57be850829..4c270b1af2 100644
--- a/src/widgets/graphicsview/qgraphicsview.cpp
+++ b/src/widgets/graphicsview/qgraphicsview.cpp
@@ -348,18 +348,17 @@ QGraphicsViewPrivate::QGraphicsViewPrivate()
       hasUpdateClip(false),
       mousePressButton(Qt::NoButton),
       leftIndent(0), topIndent(0),
-      lastMouseEvent(QEvent::None, QPointF(), QPointF(), QPointF(), Qt::NoButton, 0, 0),
+      lastMouseEvent(QEvent::None, QPointF(), QPointF(), QPointF(), Qt::NoButton, { }, { }),
       alignment(Qt::AlignCenter),
       transformationAnchor(QGraphicsView::AnchorViewCenter), resizeAnchor(QGraphicsView::NoAnchor),
       viewportUpdateMode(QGraphicsView::MinimalViewportUpdate),
-      optimizationFlags(0),
       scene(0),
 #if QT_CONFIG(rubberband)
       rubberBanding(false),
       rubberBandSelectionMode(Qt::IntersectsItemShape),
       rubberBandSelectionOperation(Qt::ReplaceSelection),
 #endif
-      handScrollMotions(0), cacheMode(0),
+      handScrollMotions(0),
 #ifndef QT_NO_CURSOR
       hasStoredOriginalCursor(false),
 #endif
@@ -1170,7 +1169,7 @@ void QGraphicsViewPrivate::updateInputMethodSensitivity()
     q->viewport()->setAttribute(Qt::WA_InputMethodEnabled, enabled);
 
     if (!enabled) {
-        q->setInputMethodHints(0);
+        q->setInputMethodHints({ });
         return;
     }
 
@@ -1183,7 +1182,7 @@ void QGraphicsViewPrivate::updateInputMethodSensitivity()
             widget = fw;
         q->setInputMethodHints(widget->inputMethodHints());
     } else {
-        q->setInputMethodHints(0);
+        q->setInputMethodHints({ });
     }
 }