ListView

ListView * listview = ListView::create();
    //设置listview方向 垂直
    listview->setDirection(ScrollView::Direction::VERTICAL);
    listview->setBackGroundImage("ccc.png");
    //背景做9宫格填充
    listview->setBackGroundImageScale9Enabled(true);
    listview->setContentSize(Size(480, 260));
    //设置listview的位置
    listview->setPosition(Vec2((visibleSize.width - listview->getContentSize().width) / 2.0f, (visibleSize.height - listview->getContentSize().height) / 2.0f));
    //listview添加侦听事件
    listview->addEventListener((ui::ListView::ccListViewCallback)CC_CALLBACK_2(HelloWorld::callback,this));
    this->addChild(listview);
    for (int i = 0; i < 10;++i)
    {
        auto  button = Button::create("","");
        button->setName("Title Button");
        button->setScale9Enabled(true);
        button->setContentSize(Size(200, 60));
        button->setTitleText((StringUtils::format("listview_item_%d", i)));
        //设置字体大小
        button->setTitleFontSize(24);
        //创建一个layout
        auto custon_item = Layout::create();
        custon_item->setContentSize(button->getContentSize());
        custon_item->setPosition(Vec2());
        custon_item->addChild(button);
        listview->addChild(custon_item);
    }
//回调函数
void HelloWorld::callback(cocos2d::Ref *pSender, ListView::EventType type)
{
    switch (type)
    {
    case ListView::EventType::ON_SELECTED_ITEM_START:
    {
        ListView *listView = static_cast<ListView*>(pSender);
    }
        break;
    case ListView::EventType::ON_SELECTED_ITEM_END:
    {
         ListView * listView = static_cast<ListView *>(pSender);
    }
      break;
    default:
        break;
    }
}
listView->setItemModel(default_item); //设置模型
listView->pushBackDefaultItem();//添加默认元素
listView->insertDefaultItem(index);//插入默认元素
Layout * custom_item = Layout::create();
listView->addChild(custom_item);//添加常规元素
listView->insertCustomItem(custom_item, index) //插入常规元素
Vector<Widget*>& items = listView->getItems(); //返回保存元素的容器
Widget* item = listView->getItem(i); //获取某个索引的元素
ssize_t index = listView->getIndex(item); //获取某个元素的索引
listView->removeChildByTag(1);//继承自CCNode的函数
listView->removeItem(items_count - 1);//删除某个索引的元素
listView->setGravity(ListView::Gravity::CENTER_VERTICAL); //设置重力
listView->setItemsMargin(2.0f); //改变两个元素之间的边界