An Android custom animation view that looks like WhastApp Profile screen style
[DEPRECATED] Action bar implementation which uses the native action bar on Android 4.0+ and a custom implementation on pre-4.0 through a single API and theme.
Android library implementing a fading effect for the action bar, similar to the one found in the Play Music app
熟练掌握 AppBarLayout 的开发技术
Simple and easy way to deal with CoordinatorLayout Behavior
Android - a library that adds a glass-like effect to the action bar.
One Behavior help AppBarLayout to scroll spring and with fling fix app bar
Smooth version of Google Support Design AppBarLayout
News Stand app makes the ActionBar not boring!
Android - An action bar item which acts both as a refresh button and as a progress indicator