Rippled Questions

I write an android code that has ripple effect by adding: android:background="?attr/selectableitembackground" i

I saw this kind of riplle effect in youtube's android app. i want to get the same effect working in my app. should i create an own ripple-drawable

I have three buttons with same ripple shape. when i enter activity i change color of single buttons shape. rippledrawable

In my application i want to create a ripple which fills the whole view. because it doesn't worked properly i created a minimal example app and

Looking for a lightweight way to manually sign an offercreate ... it would be clumsy to start some javascript engine in order to get