[android] How to change fontFamily of TextView in Android

If you want to use a TextView in so many places with same font family, extend the TextView class and set your font like this:-

public class ProximaNovaTextView extends TextView {

    public ProximaNovaTextView(Context context) {
        super(context);

        applyCustomFont(context);
    }

    public ProximaNovaTextView(Context context, AttributeSet attrs) {
        super(context, attrs);

        applyCustomFont(context);
    }

    public ProximaNovaTextView(Context context, AttributeSet attrs, int defStyle) {
       super(context, attrs, defStyle);

       applyCustomFont(context);
    } 

    private void applyCustomFont(Context context) {
        Typeface customFont = FontCache.getTypeface("proximanova_regular.otf", context);
        setTypeface(customFont);
    }
}

And then use this custom class in xml for the TextView like this:-

   <com.myapp.customview.ProximaNovaTextView
        android:id="@+id/feed_list_item_name_tv"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textSize="14sp"
        />

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