diff options
Diffstat (limited to 'src/widgets')
-rw-r--r-- | src/widgets/kernel/qlayoutitem.cpp | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/widgets/kernel/qlayoutitem.cpp b/src/widgets/kernel/qlayoutitem.cpp index 76568a2c33..ee0c28ec76 100644 --- a/src/widgets/kernel/qlayoutitem.cpp +++ b/src/widgets/kernel/qlayoutitem.cpp @@ -306,6 +306,8 @@ void QLayoutItem::invalidate() /*! If this item is a QLayout, it is returned as a QLayout; otherwise 0 is returned. This function provides type-safe casting. + + \sa spacerItem(), widget() */ QLayout * QLayoutItem::layout() { @@ -315,6 +317,8 @@ QLayout * QLayoutItem::layout() /*! If this item is a QSpacerItem, it is returned as a QSpacerItem; otherwise 0 is returned. This function provides type-safe casting. + + \sa layout(), widget() */ QSpacerItem * QLayoutItem::spacerItem() { @@ -345,8 +349,14 @@ QSpacerItem * QSpacerItem::spacerItem() */ /*! - If this item is a QWidget, it is returned as a QWidget; otherwise - 0 is returned. This function provides type-safe casting. + If this item manages a QWidget, returns that widget. Otherwise, + \c nullptr is returned. + + \note While the functions layout() and spacerItem() perform casts, this + function returns another object: QLayout and QSpacerItem inherit QLayoutItem, + while QWidget does not. + + \sa layout(), spacerItem() */ QWidget * QLayoutItem::widget() { |