package org.marcinzelent.liberavem; import android.content.Context; import android.util.AttributeSet; public class SquareImageView extends android.support.v7.widget.AppCompatImageView { public SquareImageView(Context context) { super(context); } public SquareImageView(Context context, AttributeSet attrs) { super(context, attrs); } public SquareImageView(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { super.onMeasure(widthMeasureSpec, heightMeasureSpec); int width = getMeasuredWidth(); setMeasuredDimension(width, width); } }