20/20/20 rule

It will be opened every 20 minutes to remind you to take a break

Features

• Set a timer for working time
• View time remaining in status bar
• Click on status bar to cancel or reset timer

Available Commands

• 20-20-20: Start
• 20-20-20: Cancel
• 20-20-20: Restar

Supported Settings

Name	Default	Description
20-20-20.workingTime	true	Continue working should take a break for preventing eye strain. e.g. 20m for 20 minutes. 1h for 1 hour. 30s for 30 seconds.
20-20-20.breakingTime	true	Time for taking a break. e.g. 20m for 20 minutes. 1h for 1 hour. 30s for 30 seconds.
20-20-20.showInformation	true	Whether to show information when finish a workingTime
20-20-20.message	true	The message to show. when finish a workingTime
20-20-20.priority	true	The priority of the item. Higher values mean the item should be shown more to the left.

Usage

run Eye Strain: Stroll to grab a cup of coffee to open Webview Panel

实现思路

1. 在 vscode 生命周期 onStartupFinished 执行插件
2. 插件在 StatusBar 生命周期执行，添加一个倒计时，显示格式 HH:mm
3. 创建 onCommand 命令 可以手动启动/关闭倒计时
4. 创建 Configuration 配置可以自定义:计数器的显示格式、工作倒计时时间、休息倒计时时间

subscriptions: {dispose}[]

确保插件卸载的时候回收资源

参考 https://stackoverflow.com/questions/55554018/purpose-for-subscribing-a-command-in-vscode-extension

About 20/20/20 rule

A helpful trick called the 20-20-20 rule for preventing eye strain. Running Eye Strain: Stroll to grab a cup of coffee to have a break

After or during a long day of working at a computer, have you experienced any of the following problems?

• sore, tired or burning eyes
• blurred or double vision
• watery, itchy or dry eyes
• headaches

If you have, it’s likely the result of eye strain, which happens when your eyes get tired from intense use. Fortunately, it can be remedied with a helpful trick called the 20-20-20 rule:

Every 20 minutes, look at something 20 feet away for 20 seconds.

python script

For Mac

Python v3.7 test.py

import os
from threading import Timer

TIME = 60.0 * 20 # 20 min

def notify():
    title = '20/20/20 rule'
    text = 'hava a break'
    os.system("""
              osascript -e 'display notification "{}" with title "{}"'
              """.format(text, title))
    Timer(TIME, notify).start()

Timer(TIME, notify).start()

nohup test.py & run it in the background

ps ax | grep test.py find PID and to kill it

Feedback

claviering@gmail.com

Repo

Github

License

MIT License.