Drawable rightDrawable = getResources().getDrawable(R.drawable.icon); //调用setCompoundDrawables时，必须调用Drawable.setBounds()方法,否则图片不显示 rightDrawable.setBounds(0, 0, rightDrawable.getMinimumWidth(), rightDrawable.getMinimumHeight()); // left, top, right, bottom
RadioButton.setCompoundDrawables(null, null, rightDrawable, null);// left, top, right, bottom 标签：rightDrawable,null,bottom,drawableRight,setCompoundDrawables,right,Android,动态 From： https://www.cnblogs.com/zhangxuetao/p/17309664.html