2013-06-30 42 views
0

下面的代碼會得到錯誤「不能引用在不同方法中定義的內部類中的非最終變量myid」,爲什麼?謝謝!爲什麼會導致錯誤「無法引用非最終變量」?

private void DeleteSingleSMS(long myid){ 
    AlertDialog.Builder builder = new Builder(this); 
    builder.setMessage(getString(R.string.DeleteContent)); 
    builder.setTitle(getString(R.string.DeleteTitle)); 

    builder.setPositiveButton(getString(R.string.DeleteOK), new DialogInterface.OnClickListener() { 
     public void onClick(DialogInterface dialog, int which) { 
      String uri = "content://sms/" +myid;    
      getContentResolver().delete(Uri.parse(uri), null, null);  
     } 
    }); 

    builder.setNegativeButton(getString(R.string.DeleteCancel), 
      new DialogInterface.OnClickListener() { 
       public void onClick(DialogInterface dialog, int which) { 
       } 
      }); 

    builder.create().show();   
} 

回答

2

因爲myid未被聲明爲最終。更改

DeleteSingleSMS(long myid) 

DeleteSingleSMS(final long myid) 
+0

可以黑帶你這個問題,看看如果你有時間http://stackoverflow.com/questions/17388373/get-text-from-textview-w-按鈕功能於定製列表視圖/ 17388422?noredirect = 1個#comment25243990_17388422。這是否正確,因爲我不確定我的答案的第二部分 – Raghunandan

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