When in mouse mode, you can use the right stick to move an on - screen cursor, and the left and right shoulder buttons to right - click and left - click. (liliputing.com)
It's a dream to use for fast typing, but if you're browsing the web or using mouse mode in an app, you'll need to continually switch back to gamepad mode to actually be able to type. (alphr.com)
Gyro aiming and joystick mouse mode were implemented. (gamesnosh.com)