@Override
        public void writeToParcel(final Parcel dest, final int flags) {
            dest.writeInt(requestCode);
            dest.writeString(fileid);
            dest.writeParcelable(uri, flags);
            dest.writeByte((byte) (callOnFailure ? 1 : 0));
            dest.writeString(userKey);
            dest.writeInt(onlyImages ? 1 : 0);
        }
Helper class for activities which want to deal with images.
<br>
Makes much usage of {@link cgeo.geocaching.utils.ImageUtils}, but adds activity-related behaviour
main/src/main/java/cgeo/geocaching/ui/ImageActivityHelper.java