NewsListActivity-优快云博客

本文链接：https://blog.youkuaiyun.com/hcy0727/article/details/7505831

这是一个基于Android的应用组件，名为NewsListActivity，用于展示新闻列表。该Activity通过ListView展示新闻条目，并在用户返回上一级时启动HomeActivity，实现页面间的跳转。

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package com.huawei.ptn.activity.home;

import com.huawei.ptn.R;
import com.huawei.ptn.activity.HomeActivityGroup;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.widget.ListView;

public class NewsListActivity extends Activity {

private static final String TAG = NewsListActivity.class.getSimpleName();

private ListView news_listview;

protected void onCreate(Bundle savedInstanceState){

  super.onCreate(savedInstanceState);
  requestWindowFeature(Window.FEATURE_NO_TITLE);
  setContentView(R.layout.news_list_activity);

  InitView();


}

private void InitView(){
  news_listview = (ListView)findViewById(R.id.news_list);
}

@Override
public void onBackPressed() {
  Log.d(TAG, "onBackPressed");
  Intent intent = new Intent(this, HomeActivity.class);
  Window window = HomeActivityGroup.getInstance()
    .getLocalActivityManager()
     .startActivity(HomeActivity.class.getSimpleName(), intent);
  View view = window.getDecorView();
  HomeActivityGroup.getInstance().setContentView(view);
}
}