Question

These classes provide automatic geometry (layout) management of widgets.

QBoxLayout	Lines up child widgets horizontally or vertically
QButtonGroup	Organizes QButton widgets in a group
QGLayoutIterator	Abstract base class of internal layout iterators
QGrid	Simple geometry management of its children
QGridLayout	Lays out widgets in a grid
QGroupBox	Group box frame with a title
QHBox	Horizontal geometry management for its child widgets
QHBoxLayout	Lines up widgets horizontally
QHButtonGroup	Organizes QButton widgets in a group with one horizontal row
QHGroupBox	Organizes widgets in a group with one horizontal row
QLayout	The base class of geometry managers
QLayoutItem	Abstract item that a QLayout manipulates
QLayoutIterator	Iterators over QLayoutItem
QSizePolicy	Layout attribute describing horizontal and vertical resizing policy
QSpacerItem	Blank space in a layout
QVBox	Vertical geometry management of its child widgets
QVBoxLayout	Lines up widgets vertically
QVButtonGroup	Organizes QButton widgets in a vertical column
QVGroupBox	Organizes a group of widgets in a vertical column
QWidgetItem	Layout item that represents a widget