题目内容

为下列代码添加注释//PagerAdapter mPagerAdapter=new PagerAdapter() {//public int getCount() {return views.size();}//public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {((ViewPager)container).removeView(views.get(position));}//添加注释public Object instantiateItem(@NonNull ViewGroup container, int position) {((ViewPager)container).addView(views.get(position));return views.get(position);}

A. 新建ViewPager的数据适配器，完成用户滑动
B. 返回列表项数量
C. 销毁指定位置视图
D. 返回指定位置视图

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为下列代码添加注释//PagerAdapter mPagerAdapter=new PagerAdapter() {//public int getCount() {return views.size();}//添加注释public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {((ViewPager)container).removeView(views.get(position));}//public Object instantiateItem(@NonNull ViewGroup container, int position) {((ViewPager)container).addView(views.get(position));return views.get(position);}

A. 新建ViewPager的数据适配器，完成用户滑动
B. 返回列表项数量
C. 销毁指定位置视图
D. 返回指定位置视图

为下列代码添加注释//PagerAdapter mPagerAdapter=new PagerAdapter() {//添加注释public int getCount() {return views.size();}//public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {((ViewPager)container).removeView(views.get(position));}//public Object instantiateItem(@NonNull ViewGroup container, int position) {((ViewPager)container).addView(views.get(position));return views.get(position);}

A. 新建ViewPager的数据适配器，完成用户滑动
B. 返回列表项数量
C. 销毁指定位置视图
D. 返回指定位置视图

为下列代码添加注释//添加注释PagerAdapter mPagerAdapter=new PagerAdapter() {//public int getCount() {return views.size();}//public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {((ViewPager)container).removeView(views.get(position));}//public Object instantiateItem(@NonNull ViewGroup container, int position) {((ViewPager)container).addView(views.get(position));return views.get(position);}

A. 新建ViewPager的数据适配器，完成用户滑动
B. 返回列表项数量
C. 销毁指定位置视图
D. 返回指定位置视图

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