2017-03-03 2008 views
0

我想在android中获取ACCESS_FINE_LOCATION和ACCESS_COARSE_LOCATION的权限,但无论出于何种原因,它只授予ACCESS_COARSE_LOCATION的权限。在android中无法获得ACCESS_FINE_LOCATION权限

我的活动:

final int PERMISSION_ALL = 1; 
String[] PERMISSIONS = {ACCESS_FINE_LOCATION,ACCESS_COARSE_LOCATION}; 

if(!hasPermissions(this, PERMISSIONS)){ 
     System.out.println("=========================================nottttt========================================================"); 
     ActivityCompat.requestPermissions(this, PERMISSIONS, PERMISSION_ALL); 
    } 



@Override 
public void onRequestPermissionsResult(int requestCode, String PERMISSIONS[], int[] grantResults) { 
    System.out.println("==================requesttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttt"); 

    switch (requestCode) { 
     case PERMISSION_ALL: { 
      System.out.println("lengthhhhhhhhhhhhhhhhhhhhhh"+PERMISSIONS.length); 
      for (int i = 0; i < PERMISSIONS.length; i++) { 
       String permission = PERMISSIONS[i]; 
       if (grantResults[i] == PackageManager.PERMISSION_GRANTED) { 
        System.out.println(permission + "is alreadyyyyyyyyyyyyy grantedddddddddddddddd"); 
       } else { 
        System.out.println(permission + "is not grantedddddddddddddddd"); 

       } 
       return; 
      } 

     } 
    } 
} 


public static boolean hasPermissions(Context context, String[] permissions) { 
    if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && context != null && permissions != null) { 
     for (String permission : permissions) { 
      if (ActivityCompat.checkSelfPermission(context, permission) != PackageManager.PERMISSION_GRANTED) { 
       return false; 
      } 
     } 
    } 
    return true; 
} 

Android清单:

<user-permission android:name="android.permission.ACCESS_COARSE_LOCATION" /> 
<user-permission android:name="android.permission.ACCESS_FINE_LOCATION" /> 

我启动应用程序,提示我分给位置访问,我选择是的,但ACCESS_FINE_LOCATION不granted.Can有人帮我找到问题?

+0

没有进一步的修改,突然它说罚款位置授予这是OK。有谁知道为什么会出现这种奇怪的行为? –

回答

0

一旦用户授予其中一个权限的权限,另一个权限也会被授予。你不能让他们中的一个被授予,另一个不被授予。

+0

但是为什么打印来自onRequestPermissionResult发现ACCES_FINE_LOCATION权限未被授予。 –

+0

是否有可能在授予之前检查它是否被授予? – Ruben2112

+0

我认为情况并非如此,因为我在每次触摸屏幕后检查控制台上的打印,并且在ii授予许可之后打印未授予ony –

0

ACCESS_FINE_LOCATION权限允许应用使用GPS和网络位置提供商。但是,网络提供商是一个粗略的位置提供商。这就是为什么,如果你首先请求ACCESS_FINE_LOCATION,它会自动请求ACCESS_COARSE_LOCATION权限