Merge remote-tracking branch 'origin/5.12' into dev

Change-Id: If1baf48f0f396fb223672d14f0e1847ac42ca1a6

src/corelib/serialization/qcborarray.cpp

@@ -185,12 +185,22 @@ qsizetype QCborArray::size() const noexcept
     return d ? d->elements.size() : 0;
 }
 
+/*!
+    Empties this array.
+
+    \sa isEmpty()
+ */
+void QCborArray::clear()
+{
+    d.reset();
+}
+
 /*!
     \fn bool QCborArray::isEmpty() const
 
     Returns true if this QCborArray is empty (that is if size() is 0).
 
-    \sa size()
+    \sa size(), clear()
  */
 
 /*!

src/corelib/serialization/qcborarray.h

@@ -180,6 +180,7 @@ public:
 
     qsizetype size() const noexcept;
     bool isEmpty() const { return size() == 0; }
+    void clear();
 
     QCborValue at(qsizetype i) const;
     QCborValue first() const { return at(0); }

src/corelib/serialization/qcbormap.cpp

@@ -270,7 +270,7 @@ QCborMap &QCborMap::operator=(const QCborMap &other) noexcept
 
     Returns true if this map is empty (that is, size() is 0).
 
-    \sa size()
+    \sa size(), clear()
  */
 
 /*!
@@ -283,6 +283,16 @@ qsizetype QCborMap::size() const noexcept
     return d ? d->elements.size() / 2 : 0;
 }
 
+/*!
+    Empties this map.
+
+    \sa isEmpty()
+ */
+void QCborMap::clear()
+{
+    d.reset();
+}
+
 /*!
     Returns a list of all keys in this map.
 

src/corelib/serialization/qcbormap.h

@@ -184,6 +184,7 @@ public:
 
     qsizetype size() const noexcept Q_DECL_PURE_FUNCTION;
     bool isEmpty() const { return size() == 0; }
+    void clear();
     QVector<QCborValue> keys() const;
 
     QCborValue value(qint64 key) const

src/gui/kernel/qopenglcontext.cpp

@@ -984,11 +984,15 @@ bool QOpenGLContext::makeCurrent(QSurface *surface)
 #endif
     }
 
-    QOpenGLContext *previous = QOpenGLContextPrivate::setCurrentContext(this);
-    if (!d->platformGLContext->makeCurrent(surface->surfaceHandle())) {
-        QOpenGLContextPrivate::setCurrentContext(previous);
+    if (!d->platformGLContext->makeCurrent(surface->surfaceHandle()))
         return false;
-    }
+
+    QOpenGLContextPrivate::setCurrentContext(this);
+#ifndef QT_NO_DEBUG
+    QOpenGLContextPrivate::toggleMakeCurrentTracker(this, true);
+#endif
+
+    d->surface = surface;
 
     static bool needsWorkaroundSet = false;
     static bool needsWorkaround = false;
@@ -1030,14 +1034,8 @@ bool QOpenGLContext::makeCurrent(QSurface *surface)
     if (needsWorkaround)
         d->workaround_brokenFBOReadBack = true;
 
-    d->surface = surface;
-
     d->shareGroup->d_func()->deletePendingResources(this);
 
-#ifndef QT_NO_DEBUG
-    QOpenGLContextPrivate::toggleMakeCurrentTracker(this, true);
-#endif
-
     return true;
 }
 

src/plugins/platforms/cocoa/qcocoasystemsettings.mm

@@ -169,7 +169,11 @@ QHash<QPlatformTheme::Palette, QPalette*> qt_mac_createRolePalettes()
                 // Cheap approximation for NSVisualEffectView (see deprecation note for selectedMenuItemTextColor)
                 selectedMenuItemColor = [[NSColor selectedContentBackgroundColor] highlightWithLevel:0.4];
             } else {
-                selectedMenuItemColor = [NSColor selectedMenuItemTextColor];
+                // selectedMenuItemColor would presumably be the correct color to use as the background
+                // for selected menu items. But that color is always blue, and doesn't follow the
+                // appearance color in system preferences. So we therefore deliberatly choose to use
+                // keyboardFocusIndicatorColor instead, which appears to have the same color value.
+                selectedMenuItemColor = [NSColor keyboardFocusIndicatorColor];
             }
             pal.setBrush(QPalette::Highlight, qt_mac_toQColor(selectedMenuItemColor));
             qc = qt_mac_toQColor([NSColor labelColor]);

src/tools/moc/generator.cpp

@@ -80,7 +80,7 @@ QT_FOR_EACH_STATIC_TYPE(RETURN_METATYPENAME_STRING)
     return 0;
  }
 
-Generator::Generator(ClassDef *classDef, const QList<QByteArray> &metaTypes, const QHash<QByteArray, QByteArray> &knownQObjectClasses, const QHash<QByteArray, QByteArray> &knownGadgets, FILE *outfile)
+Generator::Generator(ClassDef *classDef, const QVector<QByteArray> &metaTypes, const QHash<QByteArray, QByteArray> &knownQObjectClasses, const QHash<QByteArray, QByteArray> &knownGadgets, FILE *outfile)
     : out(outfile), cdef(classDef), metaTypes(metaTypes), knownQObjectClasses(knownQObjectClasses)
     , knownGadgets(knownGadgets)
 {
@@ -461,7 +461,7 @@ void Generator::generateCode()
 //
 // Build extra array
 //
-    QList<QByteArray> extraList;
+    QVector<QByteArray> extraList;
     QHash<QByteArray, QByteArray> knownExtraMetaObject = knownGadgets;
     knownExtraMetaObject.unite(knownQObjectClasses);
 

src/tools/moc/generator.h

@@ -39,7 +39,7 @@ class Generator
     ClassDef *cdef;
     QVector<uint> meta_data;
 public:
-    Generator(ClassDef *classDef, const QList<QByteArray> &metaTypes, const QHash<QByteArray, QByteArray> &knownQObjectClasses, const QHash<QByteArray, QByteArray> &knownGadgets, FILE *outfile = 0);
+    Generator(ClassDef *classDef, const QVector<QByteArray> &metaTypes, const QHash<QByteArray, QByteArray> &knownQObjectClasses, const QHash<QByteArray, QByteArray> &knownGadgets, FILE *outfile = 0);
     void generateCode();
 private:
     bool registerableMetaType(const QByteArray &propertyType);
@@ -64,9 +64,9 @@ private:
 
     void strreg(const QByteArray &); // registers a string
     int stridx(const QByteArray &); // returns a string's id
-    QList<QByteArray> strings;
+    QVector<QByteArray> strings;
     QByteArray purestSuperClass;
-    QList<QByteArray> metaTypes;
+    QVector<QByteArray> metaTypes;
     QHash<QByteArray, QByteArray> knownQObjectClasses;
     QHash<QByteArray, QByteArray> knownGadgets;
 };

src/tools/moc/moc.h

@@ -65,7 +65,7 @@ struct EnumDef
 {
     QByteArray name;
     QByteArray enumName;
-    QList<QByteArray> values;
+    QVector<QByteArray> values;
     bool isEnumClass; // c++11 enum class
     EnumDef() : isEnumClass(false) {}
 };
@@ -207,10 +207,10 @@ public:
     bool noInclude;
     bool mustIncludeQPluginH;
     QByteArray includePath;
-    QList<QByteArray> includeFiles;
+    QVector<QByteArray> includeFiles;
     QVector<ClassDef> classList;
     QMap<QByteArray, QByteArray> interface2IdMap;
-    QList<QByteArray> metaTypes;
+    QVector<QByteArray> metaTypes;
     // map from class name to fully qualified name
     QHash<QByteArray, QByteArray> knownQObjectClasses;
     QHash<QByteArray, QByteArray> knownGadgets;

src/widgets/itemviews/qtableview.cpp

@@ -1816,8 +1816,12 @@ QModelIndex QTableView::moveCursor(CursorAction cursorAction, Qt::KeyboardModifi
         break;
     case MovePageUp: {
         int newRow = rowAt(visualRect(current).bottom() - d->viewport->height());
-        if (newRow == -1)
-            newRow = d->logicalRow(0);
+        if (newRow == -1) {
+            int visualRow = 0;
+            while (visualRow < bottom && isRowHidden(d->logicalRow(visualRow)))
+                ++visualRow;
+            newRow = d->logicalRow(visualRow);
+        }
         return d->model->index(newRow, current.column(), d->root);
     }
     case MovePageDown: {

src/widgets/kernel/qlayout.cpp

@@ -109,10 +109,11 @@ static int menuBarHeightForWidth(QWidget *menubar, int w)
 
 /*!
     Constructs a new top-level QLayout, with parent \a parent.
-    \a parent may not be 0.
+    \a parent may not be a \c nullptr.
 
-    There can be only one top-level layout for a widget. It is
-    returned by QWidget::layout().
+    The layout is set directly as the top-level layout for
+    \a parent. There can be only one top-level layout for a
+    widget. It is returned by QWidget::layout().
 */
 QLayout::QLayout(QWidget *parent)
     : QObject(*new QLayoutPrivate, parent)

tests/auto/widgets/itemviews/qitemview/tst_qitemview.cpp

@@ -546,23 +546,26 @@ void tst_QItemView::walkScreen(QAbstractItemView *view)
     }
 }
 
-void walkIndex(QModelIndex index, QAbstractItemView *view)
+void walkIndex(const QModelIndex &index, const QAbstractItemView *view)
 {
-    QRect visualRect = view->visualRect(index);
-    //if (index.column() == 0)
-    //qDebug() << index << visualRect;
-    int width = visualRect.width();
-    int height = visualRect.height();
+    const QRect visualRect = view->visualRect(index);
+    const int width = visualRect.width();
+    const int height = visualRect.height();
 
-    for (int w = 0; w < width; ++w)
+    if (width == 0 || height == 0)
+        return;
+
+    const auto widths = (width < 2) ? QVector<int>({ 0, 1 }) : QVector<int>({ 0, 1, width / 2, width - 2, width - 1 });
+    const auto heights = (height < 2) ? QVector<int>({ 0, 1 }) : QVector<int>({ 0, 1, height / 2, height - 2, height - 1 });
+    for (int w : widths)
     {
-        for (int h = 0; h < height; ++h)
+        for (int h : heights)
         {
-            QPoint point(visualRect.x()+w, visualRect.y()+h);
-            if (view->indexAt(point) != index) {
+            const QPoint point(visualRect.x() + w, visualRect.y() + h);
+            const auto idxAt = view->indexAt(point);
+            if (idxAt != index)
                 qDebug() << "index" << index << "visualRect" << visualRect << point << view->indexAt(point);
-            }
-            QCOMPARE(view->indexAt(point), index);
+            QCOMPARE(idxAt, index);
         }
     }
 
@@ -579,7 +582,7 @@ void walkIndex(QModelIndex index, QAbstractItemView *view)
     a bug it will point it out, but the above tests should have already found the basic bugs
     because it is easier to figure out the problem in those tests then this one.
  */
-void checkChildren(QAbstractItemView *currentView, const QModelIndex &parent = QModelIndex(), int currentDepth=0)
+void checkChildren(const QAbstractItemView *currentView, const QModelIndex &parent = QModelIndex(), int currentDepth = 0)
 {
     QAbstractItemModel *currentModel = currentView->model();
 
@@ -623,7 +626,6 @@ void tst_QItemView::indexAt()
     view->setHorizontalScrollMode((QAbstractItemView::ScrollMode)hscroll);
     view->show();
     view->setModel(treeModel);
-#if 0
     checkChildren(view);
 
     QModelIndex index = view->model()->index(0, 0);
@@ -636,7 +638,6 @@ void tst_QItemView::indexAt()
     QPoint p(1, view->height()/2);
     QModelIndex idx = view->indexAt(p);
     QCOMPARE(idx, QModelIndex());
-#endif
 }
 
 void tst_QItemView::scrollTo_data()

tests/auto/widgets/itemviews/qtableview/tst_qtableview.cpp

@@ -1353,6 +1353,11 @@ void tst_QTableView::moveCursorBiggerJump()
     QCOMPARE(view.indexAt(QPoint(0,0)), model.index(7,0));
     QTest::keyClick(&view, Qt::Key_PageUp);
     QCOMPARE(view.indexAt(QPoint(0,0)), model.index(0,0));
+
+    QTest::keyClick(&view, Qt::Key_PageDown);
+    view.verticalHeader()->hideSection(0);
+    QTest::keyClick(&view, Qt::Key_PageUp);
+    QTRY_COMPARE(view.currentIndex().row(), view.rowAt(0));
 }
 
 void tst_QTableView::hideRows_data()