Skip to content

Instantly share code, notes, and snippets.

@cfsilence

cfsilence/chat.component.ts

Created April 10, 2018 03:45
Show Gist options
  • Save cfsilence/f2ca0accc5b419a8f3e7354c1fa7ad86 to your computer and use it in GitHub Desktop.
Save cfsilence/f2ca0accc5b419a8f3e7354c1fa7ad86 to your computer and use it in GitHub Desktop.
Download ZIP
Raw
chat.component.ts
// page visibility API
// see: https://developer.mozilla.org/en-US/docs/Web/API/Page_Visibility_API
window.addEventListener('webkitvisibilitychange', (e) => {
this.showDesktopNotification = document['webkitHidden'];
});
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment