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android电池循环 代码,android

我正在尝试为android中的电池进行充电记录,并且工作正常.但是问题是我无法检测到电池电量以及充电器的状态.供您参考,我是使用android的初学者,希望有人可以帮助我编写代码.

public class ListViewA extends Activity {

/**Called when the activity is first created.*/

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.listview);

ListView lv= (ListView)findViewById(R.id.listview);

// create the grid item mapping

String[] from = new String[] {"col_1", "col_2", "col_3", "col_4"};

int[] to = new int[] { R.id.item2, R.id.item3, R.id.item4, R.id.item5};

// prepare the list of all records

List> fillMaps = new ArrayList>();

DateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm");

//get current date time with Calendar()

Calendar cal = Calendar.ge

本文标签: android电池循环 代码 Android