Change source image for image view when pressed

Question

I have a scroll view with lots of image buttons. I want to change the image for an image button when it\'s pressed. The thing is that I want the image to remain until anothe

Answer 1

float alpha_first = 0.2f;
float alpha_second = 1.0f;
    AlphaAnimation alphadp = new AlphaAnimation(alpha_second, alpha_first);
        switch (v.getId()) {
        case R.id.disable_deactivate_pic:
        ImageButton disable_button =(ImageButton)findViewById(R.id.disable_deactivate_pic);
                if (!flag) {
                    disable_button.setImageResource(R.drawable.enable_active);

                    linearLayout_for_picture = (LinearLayout) findViewById(R.id.linearlayout_imageView_pic);

                alphadp.setFillAfter(true);
                linearLayout_for_picture.startAnimation(alphadp);
                flag=true;
                }
        else {
                    disable_button.setImageResource(R.drawable.disable_active);
                    alphadp.setFillAfter(false);
                    linearLayout_for_picture.startAnimation(alphadp);
                    flag=false;
                }

            break;