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| import {
| supportsPassive
| } from 'uni-shared'
|
| const passiveOptions = supportsPassive ? {
| passive: true,
| capture: true
| } : true
| const vms = []
| let userInteract = 0
| let inited
| function setInteract (interact) { vms.forEach(vm => (vm.userInteract = interact)) }
| function addInteractListener (vm = {}) {
| if (!inited) {
| const eventNames = ['touchstart', 'touchmove', 'touchend', 'mousedown', 'mouseup']
| eventNames.forEach(eventName => {
| document.addEventListener(eventName, function () {
| !userInteract && setInteract(true)
| userInteract++
|
| setTimeout(() => {
| !--userInteract && setInteract(false)
| }, 0)
| }, passiveOptions)
| })
| inited = true
| }
| vms.push(vm)
| }
| function removeInteractListener (vm) {
| const index = vms.indexOf(vm)
| if (index >= 0) {
| vms.splice(index, 1)
| }
| }
|
| export default {
| data () {
| return {
| /**
| * 是否用户交互行为
| */
| userInteract: false
| }
| },
| mounted () {
| addInteractListener(this)
| },
| beforeDestroy () {
| removeInteractListener(this)
| },
| addInteractListener,
| // true -> interact
| getStatus () {
| return !!userInteract
| }
| }
|
|
