 it returns 0.
nodeA->addItem("Item 1")->setStatusTip("Hello, I'm a status tip.");
nodeB->addItem("Item 2")->setIcon(QIcon(qti_icon_EDIT_COPY_16x16));
nodeB->addItem("Item 3")->setIcon(QIcon(qti_icon_EDIT_CLEAR_16x16));
nodeB->addItem("Item 4")->setIcon(QIcon(qti_icon_EDIT_CUT_16x16));
nodeC->addItem("Item 5")->setWhatsThis("Hello, I'm a What's This message.");
nodeC->addItem("Item 6")->setToolTip("Hello, I'm a ToolTip text");
nodeC->addItem("Item 7")->setCategory(QtilitiesCategory("Category 1"),nodeC);

//