diff options
Diffstat (limited to 'src/widgets/kernel/qapplication.cpp')
| -rw-r--r-- | src/widgets/kernel/qapplication.cpp | 36 |
1 files changed, 22 insertions, 14 deletions
diff --git a/src/widgets/kernel/qapplication.cpp b/src/widgets/kernel/qapplication.cpp index 03e68217dd..1a0ac0cc3c 100644 --- a/src/widgets/kernel/qapplication.cpp +++ b/src/widgets/kernel/qapplication.cpp @@ -1432,9 +1432,11 @@ QFont QApplication::font() /*! \overload - Returns the default font for the \a widget. + Returns the default font for the \a widget. If a default font was not + registered for the \a{widget}'s class, it returns the default font of + its nearest registered superclass. - \sa fontMetrics(), QWidget::setFont() + \sa fontMetrics(), setFont(), QWidget::setFont() */ QFont QApplication::font(const QWidget *widget) @@ -1452,14 +1454,16 @@ QFont QApplication::font(const QWidget *widget) return hash->value(QByteArrayLiteral("QMiniFont")); } #endif - FontHashConstIt it = hash->constFind(widget->metaObject()->className()); + // Return the font for the nearest registered superclass + const QMetaObject *metaObj = widget->metaObject(); + FontHashConstIt it = hash->constFind(metaObj->className()); const FontHashConstIt cend = hash->constEnd(); + while (it == cend && metaObj != &QWidget::staticMetaObject) { + metaObj = metaObj->superClass(); + it = hash->constFind(metaObj->className()); + } if (it != cend) return it.value(); - for (it = hash->constBegin(); it != cend; ++it) { - if (widget->inherits(it.key())) - return it.value(); - } } return font(); } @@ -2050,12 +2054,13 @@ void QApplication::setActiveWindow(QWidget* act) if (w) { w->setFocus(Qt::ActiveWindowFocusReason); } else { - // If the focus widget is not in the activate_window, clear the focus w = QApplicationPrivate::focus_widget; - if (!w && QApplicationPrivate::active_window->focusPolicy() != Qt::NoFocus) - QApplicationPrivate::setFocusWidget(QApplicationPrivate::active_window, Qt::ActiveWindowFocusReason); - else if (!QApplicationPrivate::active_window->isAncestorOf(w)) + if (!w && QApplicationPrivate::active_window->focusPolicy() != Qt::NoFocus) { + QApplicationPrivate::active_window->setFocus(Qt::ActiveWindowFocusReason); + } else if (!QApplicationPrivate::active_window->isAncestorOf(w)) { + // If the focus widget is not in the activate_window, clear the focus QApplicationPrivate::setFocusWidget(nullptr, Qt::ActiveWindowFocusReason); + } } } } @@ -2130,7 +2135,10 @@ QWidget *QApplicationPrivate::focusNextPrevChild_helper(QWidget *toplevel, bool // \a next). This is to ensure that we can tab in and out of compound widgets // without getting stuck in a tab-loop between parent and child. QWidget *focusProxy = test->d_func()->deepestFocusProxy(); - const bool canTakeFocus = ((focusProxy ? focusProxy->focusPolicy() : test->focusPolicy()) + auto effectiveFocusPolicy = [](QWidget *widget) { + return widget->isEnabled() ? widget->focusPolicy() : Qt::NoFocus; + }; + const bool canTakeFocus = (effectiveFocusPolicy(focusProxy ? focusProxy : test) & focus_flag) == focus_flag; const bool composites = focusProxy ? (next ? focusProxy->isAncestorOf(test) : test->isAncestorOf(focusProxy)) @@ -2645,7 +2653,7 @@ bool QApplicationPrivate::sendMouseEvent(QWidget *receiver, QMouseEvent *event, This function should only be called when the widget changes visibility, i.e. when the \a widget is shown, hidden or deleted. This function does nothing if the widget is a top-level or native, i.e. not an alien widget. In that - case enter/leave events are genereated by the underlying windowing system. + case enter/leave events are generated by the underlying windowing system. */ extern QPointer<QWidget> qt_last_mouse_receiver; extern Q_WIDGETS_EXPORT QWidget *qt_button_down; @@ -3837,7 +3845,7 @@ bool QApplication::keypadNavigationEnabled() \since 4.3 Causes an alert to be shown for \a widget if the window is not the active - window. The alert is shown for \a msec miliseconds. If \a msec is zero (the + window. The alert is shown for \a msec milliseconds. If \a msec is zero (the default), then the alert is shown indefinitely until the window becomes active again. |