QStandardItemModel model; QStandardItem* item1 = new QStandardItem("Item 1"); QStandardItem* item2 = new QStandardItem("Item 2"); QStandardItem* item3 = new QStandardItem("Item 3"); model.appendRow(item1); model.appendRow(item2); model.appendRow(item3);
QStandardItemModel model; QStandardItem* parent = new QStandardItem("Parent"); QStandardItem* child1 = new QStandardItem("Child 1"); QStandardItem* child2 = new QStandardItem("Child 2"); QStandardItem* child3 = new QStandardItem("Child 3"); parent->appendRow(child1); parent->appendRow(child2); child2->appendRow(child3); model.appendRow(parent);In this example, we create a parent item and three child items. We then use the `appendRow` function to add `child1` and `child2` as child items of `parent`, and `child3` as a child item of `child2`. We then add `parent` to the model using the `appendRow` function. These examples use the `QStandardItem` class from the Qt GUI library.