QPushButton * pb2 = new QPushButton("-");
QPushButton * pb3 = new QPushButton("Edit");
QPushButton * pb4 = new QPushButton("Import");
-// QPushButton * pb5 = new QPushButton("v");
QHBoxLayout * hbox1 = new QHBoxLayout;
hbox1->addWidget(pb1);
hbox1->addWidget(pb2);
hbox1->addWidget(pb3);
hbox1->addWidget(pb4);
-// hbox1->addWidget(pb5);
hbox1->addStretch();
QVBoxLayout * mainLayout = new QVBoxLayout;