【Android】Third Party Library(FloatingActionButton)

ref:
https://github.com/Trinea/android-open-project
https://github.com/lightSky/Awesome-MaterialDesign

實在不想找每次library時，都由上述網址，從頭到尾掃完一次。挺花時間的，所以整理一下，可能會用到的。

• FloatingActionButton
• https://github.com/futuresimple/android-floating-action-button#floatingactionbutton

• FloatingActionMenu/Button
• https://github.com/Clans/FloatingActionButton#floatingactionbutton

• FloatingActionButton
• https://github.com/makovkastar/FloatingActionButton#floatingactionbutton

• RapidFloatingActionButton
• https://github.com/wangjiegulu/RapidFloatingActionButton#rapidfloatingactionbutton

【Android】How can I add the new “Floating Action Button” between two widgets/layouts

ref:add the new “Floating Action Button” between two widgets/layouts

Best practice:

• Add compile 'com.android.support:design:22.2.0' to gradle file
• Use CoordinatorLayout as root view.
• Add layout_anchorto the FAB and set it to the top view
• Add layout_anchorGravity to the FAB and set it to: bottom|right|end