摘要：
publicvoidcheckLocationPermission（）｛if（！PermissionHelper.isLocServiceEnable（this））｛//检查位置服务DlgUtils.showLocServiceDialog（thiselse｛//检查用户是否拒绝当前应用程序的定位权限intcheckResult=PermissionHelper.checkOp（thi
public voidcheckLocationPermission() { if (!PermissionHelper.isLocServiceEnable(this)) {//检测是否开启定位服务 DlgUtils.showLocServiceDialog(this); } else{//检测用户是否将当前应用的定位权限拒绝 int checkResult = PermissionHelper.checkOp(this, 2, AppOpsManager.OPSTR_FINE_LOCATION);//其中2代表AppOpsManager.OP_GPS，如果要判断悬浮框权限，第二个参数需换成24即AppOpsManager。OP_SYSTEM_ALERT_WINDOW及，第三个参数需要换成AppOpsManager.OPSTR_SYSTEM_ALERT_WINDOW int checkResult2 = PermissionHelper.checkOp(this, 1, AppOpsManager.OPSTR_FINE_LOCATION); if (AppOpsManagerCompat.MODE_IGNORED == checkResult || AppOpsManagerCompat.MODE_IGNORED ==checkResult2) { DlgUtils.showLocIgnoredDialog(this); } } }
DlgUtils.java代码如下
/*** 显示定位服务未开启确认对话框 */ public static void showLocServiceDialog(finalContext context) { new AlertDialog.Builder(context).setTitle("手机未开启位置服务") .setMessage("请在 设置-位置信息 (将位置服务打开))") .setNegativeButton("取消", null) .setPositiveButton("去设置", newDialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, intwhich) { Intent intent = newIntent(); intent.setAction(Settings.ACTION_LOCATION_SOURCE_SETTINGS); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); try{ context.startActivity(intent); } catch(ActivityNotFoundException ex) { intent.setAction(Settings.ACTION_SETTINGS); try{ context.startActivity(intent); } catch(Exception e) { e.printStackTrace(); } } } }) .show(); } /*** 显示定位权限被拒绝对话框 */ public static void showLocIgnoredDialog(finalContext context) { AlertDialog.Builder builder = newAlertDialog.Builder(context); builder.setIcon(R.mipmap.ic_launcher); builder.setTitle("手机已关闭位置权限"); builder.setMessage("请在 设置-应用权限 (将位置权限打开))"); //监听下方button点击事件 builder.setPositiveButton("去设置", newDialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialogInterface, inti) { Intent localIntent = newIntent(); localIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); if (Build.VERSION.SDK_INT >= 9) { localIntent.setAction("android.settings.APPLICATION_DETAILS_SETTINGS"); localIntent.setData(Uri.fromParts("package", getPackageName(), null)); } else if (Build.VERSION.SDK_INT <= 8) { localIntent.setAction(Intent.ACTION_VIEW); localIntent.setClassName("com.android.settings", "com.android.settings.InstalledAppDetails"); localIntent.putExtra("com.android.settings.ApplicationPkgName", getPackageName()); } context.startActivity(localIntent); } }); builder.setNegativeButton("取消", newDialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialogInterface, inti) { dialogInterface.dismiss(); } }); //设置对话框是可取消的 builder.setCancelable(true); final AlertDialog dialog =builder.create(); dialog.show(); }
PermissionHelper.java类如下：
/*** 手机是否开启位置服务，如果没有开启那么所有app将不能使用定位功能 */ public static booleanisLocServiceEnable(Context context) { LocationManager locationManager =(LocationManager) context.getSystemService(Context.LOCATION_SERVICE); boolean gps =locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER); boolean network =locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER); if (gps ||network) { return true; } return false; } /*** 检查权限列表 * * @paramcontext * @paramop * 这个值被hide了，去AppOpsManager类源码找，如位置权限 AppOpsManager.OP_GPS==2 * @paramopString * 如判断定位权限 AppOpsManager.OPSTR_FINE_LOCATION * @return @see如果返回值 AppOpsManagerCompat.MODE_IGNORED 表示被禁用了 */ public static int checkOp(Context context, intop, String opString) { final int version =Build.VERSION.SDK_INT; if (version >= 19) { Object object =context.getSystemService(Context.APP_OPS_SERVICE); //Object object = context.getSystemService("appops"); Class c =object.getClass(); try{ Class[] cArg = new Class[3]; cArg[0] = int.class; cArg[1] = int.class; cArg[2] = String.class; Method lMethod = c.getDeclaredMethod("checkOp", cArg); return(Integer) lMethod.invoke(object, op, Binder.getCallingUid(), context.getPackageName()); } catch(Exception e) { e.printStackTrace(); if (Build.VERSION.SDK_INT >= 23) { returnAppOpsManagerCompat.noteOp(context, opString,context.getApplicationInfo().uid, context.getPackageName()); } } } return -1; }
附上一些AppOpsManage值 /**@hide No operation specified. */ public static final int OP_NONE = -1; /**@hide Access to coarse location information. */ public static final int OP_COARSE_LOCATION = 0; /**@hide Access to fine location information. */ public static final int OP_FINE_LOCATION = 1; /**@hide Causing GPS to run. */ public static final int OP_GPS = 2; /**@hide */ public static final int OP_VIBRATE = 3; /**@hide */ public static final int OP_READ_CONTACTS = 4; /**@hide */ public static final int OP_WRITE_CONTACTS = 5; /**@hide */ public static final int OP_READ_CALL_LOG = 6; /**@hide */ public static final int OP_WRITE_CALL_LOG = 7; /**@hide */ public static final int OP_READ_CALENDAR = 8; /**@hide */ public static final int OP_WRITE_CALENDAR = 9; /**@hide */ public static final int OP_WIFI_SCAN = 10; /**@hide */ public static final int OP_POST_NOTIFICATION = 11; /**@hide */ public static final int OP_NEIGHBORING_CELLS = 12; /**@hide */ public static final int OP_CALL_PHONE = 13; /**@hide */ public static final int OP_READ_SMS = 14; /**@hide */ public static final int OP_WRITE_SMS = 15; /**@hide */ public static final int OP_RECEIVE_SMS = 16; /**@hide */ public static final int OP_RECEIVE_EMERGECY_SMS = 17; /**@hide */ public static final int OP_RECEIVE_MMS = 18; /**@hide */ public static final int OP_RECEIVE_WAP_PUSH = 19; /**@hide */ public static final int OP_SEND_SMS = 20; /**@hide */ public static final int OP_READ_ICC_SMS = 21; /**@hide */ public static final int OP_WRITE_ICC_SMS = 22; /**@hide */ public static final int OP_WRITE_SETTINGS = 23; /**@hide */ public static final int OP_SYSTEM_ALERT_WINDOW = 24; public static final String OPSTR_FINE_LOCATION = "android:fine_location"; /**Read previously received cell broadcast messages. */ public static finalString OPSTR_READ_CELL_BROADCASTS = "android:read_cell_broadcasts"; /**Inject mock location into the system. */ public static finalString OPSTR_MOCK_LOCATION = "android:mock_location"; /**Read external storage. */ public static finalString OPSTR_READ_EXTERNAL_STORAGE = "android:read_external_storage"; /**Write external storage. */ public static finalString OPSTR_WRITE_EXTERNAL_STORAGE = "android:write_external_storage"; /**Required to draw on top of other apps. */ public static finalString OPSTR_SYSTEM_ALERT_WINDOW = "android:system_alert_window";