- QSpacerItem ( int w, int h, QSizePolicy::SizeType hData = QSizePolicy::Minimum, QSizePolicy::SizeType vData = QSizePolicy::Minimum )
- Qt::Alignment alignment () const
- void changeSize ( int w, int h, QSizePolicy::SizeType hData = QSizePolicy::Minimum, QSizePolicy::SizeType vData = QSizePolicy::Minimum )
- QSizePolicy::ExpandData expanding () const
- QRect geometry () const
- bool hasHeightForWidth () const
- int heightForWidth ( int w ) const
- void invalidate ()
- bool isEmpty () const
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