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101 lines
2.1 KiB
101 lines
2.1 KiB
// components/swiperefreshlayout/swiperefreshlayout.js
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Component({
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options: {
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multipleSlots: true
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},
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properties: {
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height: {
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type: Number,
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value: 800
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},
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threshold: { // 下拉刷新阈值，下拉距离超过该值触发刷新
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type: Number,
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value: 40
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},
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color: { // 下拉刷新进度条颜色
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type: String,
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value: 'black'
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},
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backgroundColor: { // 下拉刷新圆圈背景颜色
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type: String,
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value: 'white'
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},
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loadMoreEnable: { // 是否开启上拉加载
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type: Boolean,
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value: true
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},
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refreshing: {
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type: Boolean,
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value: false,
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observer(value) {
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console.log('refreshing>>>')
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this.setRefresh(false)
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}
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}
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},
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/**
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* 组件的初始数据
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*/
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data: {
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progressBarHeight: '', // 下拉刷新圆圈高度
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rotate: '',
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scrollTop: true, // 当前是否处于顶部
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triggered: false // 当前下拉刷新状态，true表示下拉刷新已经被触发，false表示下拉刷新未被触发
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},
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lifetimes: {
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attached: function() {
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// 在组件实例进入页面节点树时执行
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this.setData({ progressBarHeight: this.rpx2px(80) });
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}
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},
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/**
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* 组件的方法列表
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*/
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methods: {
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_scroll: function(e) {
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// console.log(e);
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if (e.detail.scrollTop <= 50) {
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// 滚动到顶部
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this.setData({
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scrollTop: true
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});
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} else {
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this.setData({
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scrollTop: false
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});
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}
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},
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/**
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* 滚动到底部
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*/
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_scrollToLower: function(e) {
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if (this.properties.loadMoreEnable) {
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this.triggerEvent('loadmore');
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}
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},
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/**
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* 设置刷新状态
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*/
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setRefresh: function(refreshing) {
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if (this.data.triggered != refreshing) {
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if (refreshing) {
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// 触发刷新
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this.triggerEvent('refresh');
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}
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this.setData({ triggered: refreshing });
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}
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},
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/**
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* rpx转px
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*/
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rpx2px: function(rpx) {
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return rpx / 750 * wx.getSystemInfoSync().windowWidth;
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}
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}
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})
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