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androidandroid-fragmentsandroid-assetsandroid-typeface

Access assets in Fragment


I have a Font in my assets folder and I called it in my fragment like this:

Typeface custom_font = Typeface.createFromAsset(getActivity().getAssets(), "fonts/myFont.otf");

But I got a lint warning saying that getAssets() may return null.

I did some research and found this question/answer. I'm currently already getting the activities context.


What I was thinking of doing is adding the following method in my Activity:

public static Typeface getMyFont(Activity context){
    return Typeface.createFromAsset(context.getAssets(),  "fonts/myFont.otf");
}

and then calling it from my fragment like this:

mTextView.setTypeface(Activity.getMyFont(getActivity()));

By doing the above I don't get any warnings, but I'm not sure if it is the correct way, so..

My Question is:
Should I ignore the lint warning? Should I do it like I done above or is there a correct way of doing it?


Solution

  • But I got a lint warning saying that getAssets() may return null.

    in Fragments getActivity() can return null if the fragment is not currently attached to a parent activity,

    Solution 1 : check that your activity in not null

     if(getActivity()!=null){
                Typeface custom_font = Typeface.createFromAsset(getActivity().getAssets(), "fonts/myFont.otf");
     }
    

    Solution 2 : you can use onAttach() to get context

    public class BlankFragment extends Fragment {
    
    
        private Context mContext;
    
        @Override
        public void onAttach(Context context) {
            super.onAttach(context);
    
            mContext=context;
        }
    
        public BlankFragment() {
            // Required empty public constructor
        }
    
    
        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                                 Bundle savedInstanceState) {
    
            Typeface custom_font = Typeface.createFromAsset(mContext.getAssets(), "fonts/myFont.otf");
    
            // Inflate the layout for this fragment
            return inflater.inflate(R.layout.fragment_blank, container, false);
        }
    
    }