QT中QWidget类参考！(3)

void setBaseSize ( const QSize & )
void setBaseSize ( int basew, int baseh )
void setFixedSize ( const QSize & s )
void setFixedSize ( int w, int h )
void setFixedWidth ( int w )
void setFixedHeight ( int h )
QPoint mapToGlobal ( const QPoint & pos ) const
QPoint mapFromGlobal ( const QPoint & pos ) const
QPoint mapToParent ( const QPoint & pos ) const
QPoint mapFromParent ( const QPoint & pos ) const
QPoint mapTo ( QWidget * parent, const QPoint & pos ) const
QPoint mapFrom ( QWidget * parent, const QPoint & pos ) const
QWidget * topLevelWidget () const
BackgroundMode backgroundMode () const
virtual void setBackgroundMode ( BackgroundMode )
void setBackgroundMode ( BackgroundMode m, BackgroundMode visual )
const QColor & foregroundColor () const
const QColor & eraseColor () const
virtual void setEraseColor ( const QColor & color )
const QPixmap * erasePixmap () const