stickto

简体中文

make elements stick to top automatically(多dom自动吸顶库)

Stickto is a small lib that helps DOM nodes stick to top of viewport automatically.

When you have more than one DOM needs to stick on top, stickto can help these DOM nodes auto switch with each other smoothly.

Demo transport

Install

npm install stickto

Import

this lib support UMD specification

1. use script tag

<script src="stickto.js"/>
<script>
    // stick
    var stikcer = stickto.stick(/* DOM */)

    //unstick
    stickto.unstick(/* sticker or DOM */)
</script>

2. use commonjs/es5

var stickto = require('stickto')

// stick
var stikcer = stickto.stick(/* DOM */)

//unstick
stickto.unstick(/* sticker or DOM */)

3. use commonjs/es6

import {stick, unstick} from 'stickto'

// stick
var stikcer = stick(/* DOM */)

//unstick
unstick(/* sticker or DOM */)

API

stick

tells stickto there's a DOM node that needs to stick to viewport top automatically.

var stiker = stick(DOM[, options])

@params

• DOM
  • type: HTMLElementNode
  • description: a DOM node that document.querySelector returned
  • optional: no

eg:

stick(document.querySelector('#foo'))

• options
  • type: Object
  • description: customize z-index and/or css class name when sticker is sticking at top
  • optional: yes
  • default: {zIndex: 20, className: 'stickto-auto-generated-sticker'}
  • zIndex
    • type: Number/String
    • description: set z-index when sticker is sticking
    • optional: yes
    • default: 20
  • className
    • type: String
    • description: set css class name when sticker is sticking
    • optional: yes
    • default: stickto-auto-generated-sticker

eg:

stick(document.querySelector('#foo'), {
    zIndex: 1000,
    className: 'sticky',
})

@return

• sticker
  • type: Sticker
  • description: an instance of Sticker

the stick method returns an instance of Sticker, when you don't want the sticker auto stick, it will be useful with the unstick method.

eg:

const stick = stick(document.querySelector('#foo'), {
    zIndex: 1000,
    className: 'sticky',
})

unstick

make a sticker unstick

unstick(sticker)

@params

• sticker
  • type: Sticker/DOM
  • description: let a sticker unstick, the sticker was the stick method returned, or the DOM node that was used in stick method

eg:

recommand

const sticker = stick(document.querySelector('#foo'))
unstick(sticker)

or

const domNode = document.querySelector('#foo')
stick(domNode)
unstick(domNode)