setCentralWidget( new QWidget( this, "qt_central_widget" ) ); = new ( , " " ); addPage( , " " ); = new ( (QWidget)null , 1, 1, , , , ); .addLayout( .addItem( .addWidget( ); // Column number .setNumCols( .numCols() + 1 ); .horizontalHeader().setLabel( .numCols() - 1, ( " " )); .addColumn( " " ); setClickEnabled setResizeEnabled setMovingEnabled setStrechEnabled .header(). ( , .header().count() - 1 ); // Row number .setNumRows( .numRows() + 1 ); .verticalHeader().setLabel( .numRows() - 1, ( " " )); this this .insertSeparator();