diff options
Diffstat (limited to 'src/widgets/kernel/qlayout.cpp')
| -rw-r--r-- | src/widgets/kernel/qlayout.cpp | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/src/widgets/kernel/qlayout.cpp b/src/widgets/kernel/qlayout.cpp index eac5674161..090abc883d 100644 --- a/src/widgets/kernel/qlayout.cpp +++ b/src/widgets/kernel/qlayout.cpp @@ -474,8 +474,8 @@ QRect QLayout::contentsRect() const /*! - Returns the parent widget of this layout, or 0 if this layout is - not installed on any widget. + Returns the parent widget of this layout, or \nullptr if this + layout is not installed on any widget. If the layout is a sub-layout, this function returns the parent widget of the parent layout. @@ -490,11 +490,11 @@ QWidget *QLayout::parentWidget() const QLayout *parentLayout = qobject_cast<QLayout*>(parent()); if (Q_UNLIKELY(!parentLayout)) { qWarning("QLayout::parentWidget: A layout can only have another layout as a parent."); - return 0; + return nullptr; } return parentLayout->parentWidget(); } else { - return 0; + return nullptr; } } else { Q_ASSERT(parent() && parent()->isWidgetType()); @@ -950,8 +950,8 @@ void QLayout::setMenuBar(QWidget *widget) } /*! - Returns the menu bar set for this layout, or 0 if no menu bar is - set. + Returns the menu bar set for this layout, or \nullptr if no + menu bar is set. */ QWidget *QLayout::menuBar() const @@ -1130,8 +1130,9 @@ bool QLayout::activate() Searches for widget \a from and replaces it with widget \a to if found. Returns the layout item that contains the widget \a from on success. - Otherwise \c 0 is returned. If \a options contains \c Qt::FindChildrenRecursively - (the default), sub-layouts are searched for doing the replacement. + Otherwise \nullptr is returned. + If \a options contains \c Qt::FindChildrenRecursively (the default), + sub-layouts are searched for doing the replacement. Any other flag in \a options is ignored. Notice that the returned item therefore might not belong to this layout, |