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Examining Unlock Journaling with Diaries and Reminders for In Situ Self-Report in Health and Wellness

Xiaoyi Zhang, Laura Pina, James Fogarty, CHI 2016

LogIn introduces single-slide unlock journaling gestures appropriate for health and wellness measures. As demonstration, we implement 3 measures.

• Sleepiness: 1-dimensional scale.
• Pleasure/Accomplishment: two 1-dimensional scales.
• Mood: 2-dimensional scale.

Code Structure

App: single-slide journaling in app

• MainActivity
• MainActivityLaunchByNotification
• Settings

Lockscreen: single-slide journaling on lockscreen

• Lockscreen: will be extended by different measures as a template class.
• LockscreenSleepiness: extend Lockscreen class to implement 1-dimensional scale for sleepiness.
• LockscreenDepression(Pleasure/Accomplishment)
• LockscreenMood
• LockscreenService: init and setup lockscreen (setup keyguardLock, register lockScreenReceiver)

Visualization: the journaling result during user study

• AdvancedPagerAdapter
• CalendarViewDepression: draw one day result of Pleasure/Accomplishment
• CalendarViewMood
• CalendarViewSleepiness
• SlidingTabLayout
• SlidingTabsBasicFragment
• SlidingTabStrip
• Visualization

Receiver:

• AlarmReceiverNotification: create notification every 30 mins
• AlarmReceiverRating: launch rating dialog at a specfic time every day
• LockScreenReceiver: VERY IMPORTANT listen to screen on/off event to launch our customized lockscreen.

Misc:

• LogInApp: main app
• RateAlert: pop a dialog to rate subjective experience (we do it at the end of each day to record the intrusiveness)
• Utility: reusable helper functions

Compatible Devices

This version of code is tested on Nexus 5(Android 6.0.1) and Nexus 6P(Android 7.0) on 12/05/2016.

During our user study, we tested on the following devices:

• Google Nexus 4
• Google Nexus 5
• Samsung Note 2
• Samsung Note 3
• Samsung S3
• Samsung S4
• Samsung S5
• Samsung S6
• One plus one
• Moto G
• Moto X
• HTC one M8

LogIn may have some conflicts with lockscreen of Samsung(or other non-Nexus devices with customized launcher). Please turn Settings->Display->Lockscreen Mode to "None".