Android AlertDialogフルスクリーンは白い枠を取り除くと表示します.

  styles.xml  ：
 
Style.xml   
 

  AlertDialog      ：
 
Java   
Dialog reNameDialog = new Dialog(getContext(), R.style.FullScreenDialog); 
LayoutInflater mLayoutInflater = (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE); 
View reNameView = mLayoutInflater.inflate(R.layout.audiorecord_rename, null); 
LayoutParams params = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT); 
reNameDialog.addContentView(reNameView, params); 
reNameDialog.show();