mirror of
https://gitee.com/hhyykk/ipms-sjy.git
synced 2025-07-06 23:25:06 +08:00
多模块重构 12:修改项目名字,按照新的规则
This commit is contained in:
92
yudao-ui-app-v1/components/mescroll-uni/wxs/renderjs.js
Normal file
92
yudao-ui-app-v1/components/mescroll-uni/wxs/renderjs.js
Normal file
@ -0,0 +1,92 @@
|
||||
// 使用renderjs直接操作window对象,实现动态控制app和h5的bounce
|
||||
// bounce: iOS橡皮筋,Android半月弧,h5浏览器下拉背景等效果 (下拉刷新时禁止)
|
||||
// https://uniapp.dcloud.io/frame?id=renderjs
|
||||
|
||||
// 与wxs的me实例一致
|
||||
var me = {}
|
||||
|
||||
// 初始化window对象的touch事件 (仅初始化一次)
|
||||
if(window && !window.$mescrollRenderInit){
|
||||
window.$mescrollRenderInit = true
|
||||
|
||||
|
||||
window.addEventListener('touchstart', function(e){
|
||||
if (me.disabled()) return;
|
||||
me.startPoint = me.getPoint(e); // 记录起点
|
||||
}, {passive: true})
|
||||
|
||||
|
||||
window.addEventListener('touchmove', function(e){
|
||||
if (me.disabled()) return;
|
||||
if (me.getScrollTop() > 0) return; // 需在顶部下拉,才禁止bounce
|
||||
|
||||
var curPoint = me.getPoint(e); // 当前点
|
||||
var moveY = curPoint.y - me.startPoint.y; // 和起点比,移动的距离,大于0向下拉,小于0向上拉
|
||||
// 向下拉
|
||||
if (moveY > 0) {
|
||||
// 可下拉的条件
|
||||
if (!me.isDownScrolling && !me.optDown.isLock && (!me.isUpScrolling || (me.isUpScrolling && me.isUpBoth))) {
|
||||
|
||||
// 只有touch在mescroll的view上面,才禁止bounce
|
||||
var el = e.target;
|
||||
var isMescrollTouch = false;
|
||||
while (el && el.tagName && el.tagName !== 'UNI-PAGE-BODY' && el.tagName != "BODY") {
|
||||
var cls = el.classList;
|
||||
if (cls && cls.contains('mescroll-render-touch')) {
|
||||
isMescrollTouch = true
|
||||
break;
|
||||
}
|
||||
el = el.parentNode; // 继续检查其父元素
|
||||
}
|
||||
// 禁止bounce (不会对swiper和iOS侧滑返回造成影响)
|
||||
if (isMescrollTouch && e.cancelable && !e.defaultPrevented) e.preventDefault();
|
||||
}
|
||||
}
|
||||
}, {passive: false})
|
||||
}
|
||||
|
||||
/* 获取滚动条的位置 */
|
||||
me.getScrollTop = function() {
|
||||
return me.scrollTop || 0
|
||||
}
|
||||
|
||||
/* 是否禁用下拉刷新 */
|
||||
me.disabled = function(){
|
||||
return !me.optDown || !me.optDown.use || me.optDown.native
|
||||
}
|
||||
|
||||
/* 根据点击滑动事件获取第一个手指的坐标 */
|
||||
me.getPoint = function(e) {
|
||||
if (!e) {
|
||||
return {x: 0,y: 0}
|
||||
}
|
||||
if (e.touches && e.touches[0]) {
|
||||
return {x: e.touches[0].pageX,y: e.touches[0].pageY}
|
||||
} else if (e.changedTouches && e.changedTouches[0]) {
|
||||
return {x: e.changedTouches[0].pageX,y: e.changedTouches[0].pageY}
|
||||
} else {
|
||||
return {x: e.clientX,y: e.clientY}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 监听逻辑层数据的变化 (实时更新数据)
|
||||
*/
|
||||
function propObserver(wxsProp) {
|
||||
me.optDown = wxsProp.optDown
|
||||
me.scrollTop = wxsProp.scrollTop
|
||||
me.isDownScrolling = wxsProp.isDownScrolling
|
||||
me.isUpScrolling = wxsProp.isUpScrolling
|
||||
me.isUpBoth = wxsProp.isUpBoth
|
||||
}
|
||||
|
||||
/* 导出模块 */
|
||||
const renderBiz = {
|
||||
data() {
|
||||
return {
|
||||
propObserver: propObserver,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
export default renderBiz;
|
Reference in New Issue
Block a user