QT树型视图与列表视图示范

pro文件添加：

QT+=widgets

SOURCES += \

    main.cpp

#include 
#include 
#include 
#include 
int main(int argc, char *argv[])
{
    QApplication app(argc,argv);
    QFileSystemModel model;
    model.setRootPath(QDir::currentPath());
    QTreeView tree;
    tree.setModel(&model);
    tree.setRootIndex(model.index(QDir::currentPath()));
    QListView list;
    list.setModel(&model);
    list.setRootIndex(model.index(QDir::currentPath()));
tree.show();
list.show();
return app.exec();
}