QLayout
- addWidget()-removeWidget()-replaceWidget()
- addLayout()-removeLayout()
- setAlignment
- layoutStretch
- layoutMargin
- layoutSpacing
Qt::AlignmentFlag
- AlignHCenter
- AlignVCenter
-
Qt::Alignment
-
QBoxLayout
-
QVBoxLayout
-
QHBoxLayout
-
QGridLayout
layoutRowStretch-layoutColumStretch
QFormLayout
-
QLayoutItem
抽象类