mySpacer=new QSpacerItem(0,0);myLay=new QGridLayout(myWidget);myLay->addItem(mySpacer);
C++ (Qt)void QGridLayout::addItem ( QLayoutItem * item, int row, int column, int rowSpan = 1, int columnSpan = 1, Qt::Alignment alignment = 0 )
mySpacer=new QSpacerItem(0,0);myLay=new QGridLayout(myWidget);myLay->addWidget(myTextEdit,0,0,0,2);myLay->addWidget(firstButton,1,0);myLay->addItem(mySpacer, 1, 1, 1, 1,Qt::AlignLeft);myLay->addWidget(secondButton,1,2);