question: public void addDivider ( ImageView v ) { RelativeLayout . LayoutParams dividerParams = new RelativeLayout . LayoutParams ( LayoutParams . FILL_PARENT , LayoutParams . WRAP_CONTENT ) ; if ( mImageView != null ) { dividerParams . addRule ( RelativeLayout . BELOW , mImageView . getId ( ) ) ; } else if ( mMissingImage != null ) { dividerParams . addRule ( RelativeLayout . BELOW , mMissingImage . getId ( ) ) ; } else if ( mVideoButton != null ) { dividerParams . addRule ( RelativeLayout . BELOW , mVideoButton . getId ( ) ) ; } else if ( mAudioButton != null ) { dividerParams . addRule ( RelativeLayout . BELOW , mAudioButton . getId ( ) ) ; } else if ( mView_Text != null ) { dividerParams . addRule ( RelativeLayout . BELOW , mView_Text . getId ( ) ) ; } else { Log . e ( t , "Tried to add divider to uninitialized ATVWidget" ) ; return ; } addView ( v , dividerParams ) ; }
target:  This adds a divider at the bottom of this layout. Used to separate fields in lists.