How to dynamically set position of widget in RelaltiveLayout?

I am using RelativeLayout with Imageview and few buttons.

I am dynamically changing the size of the ImageView according to the size of the screen (usingDisplay class). The problem is that one of the button's location refers开发者_开发知识库 to the Imageview.

How do I dynamically change its location according to the new size of the Imageview?

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try calling requestLayout() when you updated the imageView.