code: private void obtainTextColor(@NonNull final TypedArray typedArray) {
          ColorStateList colorStateList =
                  typedArray.getColorStateList(R.styleable.ActionPreference_android_textColor);
  
          if (colorStateList == null) {
              colorStateList = ContextCompat
                      .getColorStateList(getContext(), R.color.action_preference_text_color);
          }
  
          setTextColor(colorStateList);
      }
docs: Obtains the text color of the preference's title from a specific typed array.
  
  @param typedArray
  The typed array, the color should be obtained from, as an instance of the class
  {@link TypedArray}. The typed array may not be null