android30自带的天气预报例子代码

Android 3.0自带的天气预报例子代码 Android 3.0 正式版 API Level 11 中加入了一个天气预报例子，下面是 manifest.xml 中的关 键代码，只是少了 xml 的编码头 复制到剪贴板 XML/HTML 代码              这里 WeatherDataProvider.Java 的源码为主要是 ContentProvider 相关的处理，这里 作为 appWidget 的 receiver 复制到剪贴板 Java 代码  class WeatherDataPoint {  String city; //城市  int degrees; //度数  WeatherDataPointString c, int d {  city c;  degrees d;  }  }  public class WeatherDataProvider extends ContentProvider {  public static final Uri CONTENT_URI  Uri.parse“content//com.example.android.weatherlistwidget.provider“; public static class Columns {  public static final String ID “_id“;  public static final String CITY “city“;  public static final String TEMPERATURE “temperature“;  }  private static final ArrayList sData new Array List;  Override  public boolean onCreate {  sData.addnew WeatherDataPoint“San Francisco“, 13;  sData.addnew WeatherDataPoint“New York“, 1;  sData.addnew WeatherDataPoint“Seattle“, 7;  sData.addnew WeatherDataPoint“Boston“, 4;  sData.addnew WeatherDataPoint“Miami“, 22;  sData.addnew WeatherDataPoint“Toronto“, -10;  sData.addnew WeatherDataPoint“Calgary“, -13;  sData.addnew WeatherDataPoint“Tokyo“, 8;  sData.addnew WeatherDataPoint“Kyoto“, 11;  sData.addnew WeatherDataPoint“London“, -1;  sData.addnew WeatherDataPoint“Nomanisan“, 27;  return true;  }  Override  public synchronized Cursor queryUri uri, String[] projection, String s election,  String[] selectionArgs, String sortOrder {  asserturi.getPathSegments.isEmpty;  final MatrixCursor c new MatrixCursor  new String[]{ Columns.ID, Columns.CITY, Columns.TEMPER ATURE };  for int i 0; i sData.size; i {  final WeatherDataPoint data sData.geti;  c.addRownew Object[]{ new Integeri, data.city, new Integer data.degrees };  }  return c;  }  Override  public String getTypeUri uri {