How to set transparent background for Image Button in code?

Question

I can set ImageButton background transparent in layout.xml using:

android:background=\"@android:color/transparent\"

How I can

Answer 1

Do it in your xml

<ImageButton
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/imageButtonSettings"
        android:layout_gravity="right|bottom"
        android:src="@drawable/tabbar_settings_icon"
        android:background="@android:color/transparent"/>