1、QAbstractItemModel与QAbstractItemView
模型的基类:
The QAbstractItemModel class provides the abstract interface for item model classes.
Inherited By:
QAbstractListModel,QAbstractProxyModel,and QAbstractTableModel
视图的基类:
The QAbstractItemView class provides the basic functionality for item view classes.
Inherited By:
QColumnView,QHeaderView,QListView,QTablevie ew, and QTreeview