public void checkLocationPermission() {
if (!PermissionHelper.isLocServiceEnable(this)) {//檢測是否開啟定位服務
DlgUtils.showLocServiceDialog(this);
} else {//檢測用戶是否將當前應用的定位權限拒絕
int checkResult = PermissionHelper.checkOp(this, 2, AppOpsManager.OPSTR_FINE_LOCATION);//其中2代表AppOpsManager.OP_GPS，如果要判斷懸浮框權限，第二個參數需換成24即AppOpsManager。OP_SYSTEM_ALERT_WINDOW及，第三個參數需要換成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);
}
}
}
/**
* 顯示定位服務未開啟確認對話框
*/
public static void showLocServiceDialog(final Context context) {
new AlertDialog.Builder(context).setTitle("手機未開啟位置服務")
.setMessage("請在 設置-位置信息 (將位置服務打開))")
.setNegativeButton("取消", null)
.setPositiveButton("去設置", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
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) {
intent.setAction(Settings.ACTION_SETTINGS);
try {
context.startActivity(intent);
} catch (Exception e) {
e.printStackTrace();
}
}
}
})
.show();
}
/**
* 顯示定位權限被拒絕對話框
*/
public static void showLocIgnoredDialog(final Context context) {
AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setIcon(R.mipmap.ic_launcher);
builder.setTitle("手機已關閉位置權限");
builder.setMessage("請在 設置-應用權限 (將位置權限打開))");
//監聽下方button點擊事件
builder.setPositiveButton("去設置", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
Intent localIntent = new Intent();
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", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.dismiss();
}
});
//設置對話框是可取消的
builder.setCancelable(true);
final AlertDialog dialog = builder.create();
dialog.show();
}
PermissionHelper.java類如下：
/**
* 手機是否開啟位置服務，如果沒有開啟那么所有app將不能使用定位功能
*/
public static boolean isLocServiceEnable(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;
}
/**
* 檢查權限列表
*
* @param context
* @param op
* 這個值被hide了，去AppOpsManager類源碼找，如位置權限 AppOpsManager.OP_GPS==2
* @param opString
* 如判斷定位權限 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, int op, 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) {
return AppOpsManagerCompat.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 final String OPSTR_READ_CELL_BROADCASTS
= "android:read_cell_broadcasts";
/** Inject mock location into the system. */
public static final String OPSTR_MOCK_LOCATION
= "android:mock_location";
/** Read external storage. */
public static final String OPSTR_READ_EXTERNAL_STORAGE
= "android:read_external_storage";
/** Write external storage. */
public static final String OPSTR_WRITE_EXTERNAL_STORAGE
= "android:write_external_storage";
/** Required to draw on top of other apps. */
public static final String OPSTR_SYSTEM_ALERT_WINDOW
= "android:system_alert_window";
