Anti Hardware Key

To those who do not want to press the hardware key when possible.

Actions related to volume button and power button are summarized in shortcut.
Please create a shortcut on the home screen and use it.
The worry of degradation of frequently used buttons should be alleviated a little.

It is also possible to assign an action to assist (swipe or long press of the home button).
It is iris from the button operation which is difficult to use depending on the position relation.
*From Android 6.0, you need to specify from setting the application to be assigned to long tap of the home button.
http://ameblo.jp/west-hino/entry-12101147669.html

* Action list
- Display volume adjustment dialog
- Toggle volume mode (normal, manners, silent)
- Display of power supply menu
- Screen off