编辑代码

// NewsListActivity.kt
class NewsListActivity : AppCompatActivity() {
    private lateinit var recyclerView: RecyclerView
    private lateinit var newsListAdapter: NewsListAdapter

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_news_list)

        recyclerView = findViewById(R.id.news_list)
        recyclerView.layoutManager = LinearLayoutManager(this)

        // 创建模拟新闻数据
        val newsList = createDummyNewsList()

        // 创建适配器并将其设置给RecyclerView
        newsListAdapter = NewsListAdapter(newsList)
        recyclerView.adapter = newsListAdapter
    }
    
    // 模拟创建新闻数据列表
    private fun createDummyNewsList(): List<NewsItem> {
        val newsList = mutableListOf<NewsItem>()
        // 添加示例新闻条目
        newsList.add(NewsItem("标题1", "内容1"))
        newsList.add(NewsItem("标题2", "内容2"))
        newsList.add(NewsItem("标题3", "内容3"))
        // ...
        return newsList
    }
}