Android how to set a transparent image resource of a view? or Remove the image?

问题

((ImageView) v.findViewById(R.id.imageViewHeart1)).setImageResource(R.drawable.heart);

I d like to remove my graphicss from my Image Resource so:

((ImageView) v.findViewById(R.id.imageViewHeart1)).setImageResource(null);

or something, how can I do this?

回答1:

If you remove image then used

((ImageView) v.findViewById(R.id.imageViewHeart1)).setImageResource(0);

回答2:

Use ImageView.setImageDrawable(null); or simply View.setVisibility(View.INVISIBLE);

回答3:

Try add transparent png with 1px width and 1px height.

来源：https://stackoverflow.com/questions/6015280/android-how-to-set-a-transparent-image-resource-of-a-view-or-remove-the-image