QtWidgets: Disambiguate static functions/variables and defines

They cause clashes in CMake Unity (Jumbo) builds.
Properly prefixing the childWidgets() function also prevents
it from cluttering static builds.

Task-number: QTBUG-109394
Change-Id: Idd2b1ec748f33cfae8f3213847c43b3fb0550377
Reviewed-by: Axel Spoerl <axel.spoerl@qt.io>
Reviewed-by: Jan Arve Sæther <jan-arve.saether@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
(cherry picked from commit f5b1dbb8f6966bea54799480e3c16e23f0d06d42)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

src/widgets/accessible/qaccessiblewidget.cpp

@@ -34,22 +34,7 @@ QT_BEGIN_NAMESPACE
 
 using namespace Qt::StringLiterals;
 
-static QList<QWidget*> childWidgets(const QWidget *widget)
+QWidgetList _q_ac_childWidgets(const QWidget *widget);
-{
-    QList<QWidget*> widgets;
-    for (QObject *o : widget->children()) {
-        QWidget *w = qobject_cast<QWidget *>(o);
-        if (w && !w->isWindow()
-            && !qobject_cast<QFocusFrame*>(w)
-#if QT_CONFIG(menu)
-            && !qobject_cast<QMenu*>(w)
-#endif
-            && w->objectName() != "qt_rubberband"_L1
-            && w->objectName() != "qt_spinbox_lineedit"_L1)
-            widgets.append(w);
-    }
-    return widgets;
-}
 
 static QString buddyString(const QWidget *widget)
 {
@@ -276,7 +261,7 @@ QAccessibleWidget::relations(QAccessible::Relation match /*= QAccessible::AllRel
             // first check for all siblings that are labels to us
             // ideally we would go through all objects and check, but that
             // will be too expensive
-            const QList<QWidget*> kids = childWidgets(parent);
+            const QList<QWidget*> kids = _q_ac_childWidgets(parent);
             for (QWidget *kid : kids) {
                 if (QLabel *labelSibling = qobject_cast<QLabel*>(kid)) {
                     if (labelSibling->buddy() == widget()) {
@@ -327,7 +312,7 @@ QAccessibleInterface *QAccessibleWidget::parent() const
 QAccessibleInterface *QAccessibleWidget::child(int index) const
 {
     Q_ASSERT(widget());
-    QWidgetList childList = childWidgets(widget());
+    QWidgetList childList = _q_ac_childWidgets(widget());
     if (index >= 0 && index < childList.size())
         return QAccessible::queryAccessibleInterface(childList.at(index));
     return nullptr;
@@ -355,7 +340,7 @@ QAccessibleInterface *QAccessibleWidget::focusChild() const
 /*! \reimp */
 int QAccessibleWidget::childCount() const
 {
-    QWidgetList cl = childWidgets(widget());
+    QWidgetList cl = _q_ac_childWidgets(widget());
     return cl.size();
 }
 
@@ -364,7 +349,7 @@ int QAccessibleWidget::indexOfChild(const QAccessibleInterface *child) const
 {
     if (!child)
         return -1;
-    QWidgetList cl = childWidgets(widget());
+    QWidgetList cl = _q_ac_childWidgets(widget());
     return cl.indexOf(qobject_cast<QWidget *>(child->object()));
 }
 

src/widgets/accessible/qaccessiblewidgets.cpp

@@ -65,7 +65,7 @@ using namespace Qt::StringLiterals;
 QString qt_accStripAmp(const QString &text);
 QString qt_accHotKey(const QString &text);
 
-QList<QWidget*> childWidgets(const QWidget *widget)
+QWidgetList _q_ac_childWidgets(const QWidget *widget)
 {
     QList<QWidget*> widgets;
     if (!widget)
@@ -80,8 +80,10 @@ QList<QWidget*> childWidgets(const QWidget *widget)
 #if QT_CONFIG(menu)
               && !qobject_cast<QMenu*>(w)
 #endif
+              // Exclude widgets used as implementation details
               && objectName != "qt_rubberband"_L1
-              && objectName != "qt_qmainwindow_extended_splitter"_L1) {
+              && objectName != "qt_qmainwindow_extended_splitter"_L1
+              && objectName != "qt_spinbox_lineedit"_L1) {
             widgets.append(w);
         }
     }
@@ -1071,7 +1073,7 @@ QAccessibleMainWindow::QAccessibleMainWindow(QWidget *widget)
 
 QAccessibleInterface *QAccessibleMainWindow::child(int index) const
 {
-    QList<QWidget*> kids = childWidgets(mainWindow());
+    QList<QWidget*> kids = _q_ac_childWidgets(mainWindow());
     if (index >= 0 && index < kids.size()) {
         return QAccessible::queryAccessibleInterface(kids.at(index));
     }
@@ -1080,13 +1082,13 @@ QAccessibleInterface *QAccessibleMainWindow::child(int index) const
 
 int QAccessibleMainWindow::childCount() const
 {
-    QList<QWidget*> kids = childWidgets(mainWindow());
+    QList<QWidget*> kids = _q_ac_childWidgets(mainWindow());
     return kids.size();
 }
 
 int QAccessibleMainWindow::indexOfChild(const QAccessibleInterface *iface) const
 {
-    QList<QWidget*> kids = childWidgets(mainWindow());
+    QList<QWidget*> kids = _q_ac_childWidgets(mainWindow());
     return kids.indexOf(static_cast<QWidget*>(iface->object()));
 }
 
@@ -1099,7 +1101,7 @@ QAccessibleInterface *QAccessibleMainWindow::childAt(int x, int y) const
     if (!QRect(gp.x(), gp.y(), w->width(), w->height()).contains(x, y))
         return nullptr;
 
-    const QWidgetList kids = childWidgets(mainWindow());
+    const QWidgetList kids = _q_ac_childWidgets(mainWindow());
     QPoint rp = mainWindow()->mapFromGlobal(QPoint(x, y));
     for (QWidget *child : kids) {
         if (!child->isWindow() && !child->isHidden() && child->geometry().contains(rp)) {

src/widgets/accessible/simplewidgets.cpp

@@ -63,7 +63,7 @@ using namespace Qt::StringLiterals;
 
 #if QT_CONFIG(accessibility)
 
-extern QList<QWidget*> childWidgets(const QWidget *widget);
+QWidgetList _q_ac_childWidgets(const QWidget *widget);
 
 QString qt_accStripAmp(const QString &text);
 QString qt_accHotKey(const QString &text);
@@ -606,7 +606,7 @@ QAccessibleGroupBox::relations(QAccessible::Relation match /* = QAccessible::All
             QAccessibleWidget::relations(match);
 
     if ((match & QAccessible::Labelled) && (!groupBox()->title().isEmpty())) {
-        const QList<QWidget*> kids = childWidgets(widget());
+        const QList<QWidget*> kids = _q_ac_childWidgets(widget());
         for (QWidget *kid : kids) {
             QAccessibleInterface *iface = QAccessible::queryAccessibleInterface(kid);
             if (iface)

src/widgets/dialogs/qcolordialog.cpp

@@ -1890,7 +1890,7 @@ bool QColorDialogPrivate::canBeNativeDialog() const
     return strcmp(QColorDialog::staticMetaObject.className(), q->metaObject()->className()) == 0;
 }
 
-static const Qt::WindowFlags DefaultWindowFlags =
+static const Qt::WindowFlags qcd_DefaultWindowFlags =
         Qt::Dialog | Qt::WindowTitleHint
         | Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint;
 
@@ -1950,7 +1950,7 @@ QColorDialog::QColorDialog(QWidget *parent)
     \a initial color.
 */
 QColorDialog::QColorDialog(const QColor &initial, QWidget *parent)
-    : QDialog(*new QColorDialogPrivate, parent, DefaultWindowFlags)
+    : QDialog(*new QColorDialogPrivate, parent, qcd_DefaultWindowFlags)
 {
     Q_D(QColorDialog);
     d->init(initial);

src/widgets/dialogs/qfiledialog.cpp

@@ -3760,6 +3760,8 @@ void QFileDialogPrivate::_q_enterDirectory(const QModelIndex &index)
 */
 void QFileDialogPrivate::_q_goToDirectory(const QString &path)
 {
+    enum { UrlRole = Qt::UserRole + 1 };
+
  #if QT_CONFIG(messagebox)
     Q_Q(QFileDialog);
 #endif

src/widgets/dialogs/qfiledialog_p.h

@@ -74,8 +74,6 @@ struct QFileDialogArgs
     QFileDialog::Options options = {};
 };
 
-#define UrlRole (Qt::UserRole + 1)
-
 class Q_WIDGETS_EXPORT QFileDialogPrivate : public QDialogPrivate
 {
     Q_DECLARE_PUBLIC(QFileDialog)

src/widgets/dialogs/qfontdialog.cpp

@@ -69,7 +69,7 @@ QFontListView::QFontListView(QWidget *parent)
     setEditTriggers(NoEditTriggers);
 }
 
-static const Qt::WindowFlags DefaultWindowFlags =
+static const Qt::WindowFlags qfd_DefaultWindowFlags =
         Qt::Dialog | Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint;
 
 QFontDialogPrivate::QFontDialogPrivate()
@@ -119,7 +119,7 @@ QFontDialogPrivate::~QFontDialogPrivate()
     \sa getFont()
 */
 QFontDialog::QFontDialog(QWidget *parent)
-    : QDialog(*new QFontDialogPrivate, parent, DefaultWindowFlags)
+    : QDialog(*new QFontDialogPrivate, parent, qfd_DefaultWindowFlags)
 {
     Q_D(QFontDialog);
     d->init();

src/widgets/widgets/qmainwindowlayout.cpp

@@ -1651,19 +1651,7 @@ void QMainWindowLayout::setTabPosition(Qt::DockWidgetAreas areas, QTabWidget::Ta
     updateTabBarShapes();
 }
 
-static inline QTabBar::Shape tabBarShapeFrom(QTabWidget::TabShape shape, QTabWidget::TabPosition position)
+QTabBar::Shape _q_tb_tabBarShapeFrom(QTabWidget::TabShape shape, QTabWidget::TabPosition position);
-{
-    const bool rounded = (shape == QTabWidget::Rounded);
-    if (position == QTabWidget::North)
-        return rounded ? QTabBar::RoundedNorth : QTabBar::TriangularNorth;
-    if (position == QTabWidget::South)
-        return rounded ? QTabBar::RoundedSouth : QTabBar::TriangularSouth;
-    if (position == QTabWidget::East)
-        return rounded ? QTabBar::RoundedEast : QTabBar::TriangularEast;
-    if (position == QTabWidget::West)
-        return rounded ? QTabBar::RoundedWest : QTabBar::TriangularWest;
-    return QTabBar::RoundedNorth;
-}
 #endif // QT_CONFIG(tabwidget)
 
 void QMainWindowLayout::updateTabBarShapes()
@@ -1689,7 +1677,7 @@ void QMainWindowLayout::updateTabBarShapes()
     for (int i = 0; i < QInternal::DockCount; ++i) {
 #if QT_CONFIG(tabwidget)
         QTabWidget::TabPosition pos = verticalTabsEnabled ? vertical[i] : tabPositions[i];
-        QTabBar::Shape shape = tabBarShapeFrom(_tabShape, pos);
+        QTabBar::Shape shape = _q_tb_tabBarShapeFrom(_tabShape, pos);
 #else
         QTabBar::Shape shape = verticalTabsEnabled ? vertical[i] : QTabBar::RoundedSouth;
 #endif

src/widgets/widgets/qmdiarea.cpp

@@ -220,7 +220,7 @@ static inline QMdiArea *mdiAreaParent(QWidget *widget)
 }
 
 #if QT_CONFIG(tabwidget)
-static inline QTabBar::Shape tabBarShapeFrom(QTabWidget::TabShape shape, QTabWidget::TabPosition position)
+QTabBar::Shape _q_tb_tabBarShapeFrom(QTabWidget::TabShape shape, QTabWidget::TabPosition position)
 {
     const bool rounded = (shape == QTabWidget::Rounded);
     if (position == QTabWidget::North)
@@ -1533,7 +1533,7 @@ void QMdiAreaPrivate::setViewMode(QMdiArea::ViewMode mode)
         tabBar->setTabsClosable(tabsClosable);
         tabBar->setMovable(tabsMovable);
 #if QT_CONFIG(tabwidget)
-        tabBar->setShape(tabBarShapeFrom(tabShape, tabPosition));
+        tabBar->setShape(_q_tb_tabBarShapeFrom(tabShape, tabPosition));
 #endif
 
         isSubWindowsTiled = false;
@@ -1597,7 +1597,7 @@ void QMdiAreaPrivate::updateTabBarGeometry()
 
     Q_Q(QMdiArea);
 #if QT_CONFIG(tabwidget)
-    Q_ASSERT(tabBarShapeFrom(tabShape, tabPosition) == tabBar->shape());
+    Q_ASSERT(_q_tb_tabBarShapeFrom(tabShape, tabPosition) == tabBar->shape());
 #endif
     const QSize tabBarSizeHint = tabBar->sizeHint();
 
@@ -1654,7 +1654,7 @@ void QMdiAreaPrivate::refreshTabBar()
     tabBar->setTabsClosable(tabsClosable);
     tabBar->setMovable(tabsMovable);
 #if QT_CONFIG(tabwidget)
-    tabBar->setShape(tabBarShapeFrom(tabShape, tabPosition));
+    tabBar->setShape(_q_tb_tabBarShapeFrom(tabShape, tabPosition));
 #endif
     updateTabBarGeometry();
 }