判断GPS是否开启&转到设置GPS界面
/** * 判断GPS是否开启,GPS或者AGPS开启一个就认为是开启的 * @param context * @return true 表示开启 */ public static final boolean isGPSOPen(final Context context) { LocationManager locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE); // 通过GPS卫星定位,定位级别可以精确到街(通过24颗卫星定位,在室外和空旷的地方定位准确、速度快) boolean gps = locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER); // 通过WLAN或移动网络(3G/2G)确定的位置(也称作AGPS,辅助GPS定位。主要用于在室内或遮盖物(建筑群或茂密的深林等)密集的地方定位) boolean network = locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER); if (gps || network) { return true; } return false; } /** * 转到设置GPS界面 * @param context */ public static final void gotoSetGPS(Context context) { Intent intent = new Intent(); intent.setAction(Settings.ACTION_LOCATION_SOURCE_SETTINGS); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); try{ context.startActivity(intent); } catch(ActivityNotFoundException ex) { // The Android SDK doc says that the location settings activity // may not be found. In that case show the general settings. // General settings activity intent.setAction(Settings.ACTION_SETTINGS); context.startActivity(intent); } }