// [z-paging]下拉刷新view模块
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import u from '.././z-paging-utils'
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import c from '.././z-paging-constant'
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import Enum from '.././z-paging-enum'
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// #ifdef APP-NVUE
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const weexAnimation = weex.requireModule('animation');
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// #endif
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export default {
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props: {
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// 下拉刷新的主题样式，支持black，white，默认black
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refresherThemeStyle: {
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type: String,
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default: u.gc('refresherThemeStyle', '')
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},
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// 自定义下拉刷新中左侧图标的样式
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refresherImgStyle: {
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type: Object,
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default: u.gc('refresherImgStyle', {})
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},
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// 自定义下拉刷新中右侧状态描述文字的样式
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refresherTitleStyle: {
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type: Object,
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default: u.gc('refresherTitleStyle', {})
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},
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// 自定义下拉刷新中右侧最后更新时间文字的样式(show-refresher-update-time为true时有效)
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refresherUpdateTimeStyle: {
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type: Object,
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default: u.gc('refresherUpdateTimeStyle', {})
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},
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// 在微信小程序和QQ小程序中，是否实时监听下拉刷新中进度，默认为否
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watchRefresherTouchmove: {
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type: Boolean,
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default: u.gc('watchRefresherTouchmove', false)
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},
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// 底部加载更多的主题样式，支持black，white，默认black
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loadingMoreThemeStyle: {
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type: String,
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default: u.gc('loadingMoreThemeStyle', '')
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},
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// 是否只使用下拉刷新，设置为true后将关闭mounted自动请求数据、关闭滚动到底部加载更多，强制隐藏空数据图。默认为否
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refresherOnly: {
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type: Boolean,
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default: u.gc('refresherOnly', false)
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},
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// 自定义下拉刷新默认状态下回弹动画时间，单位为毫秒，默认为100毫秒，nvue无效
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refresherDefaultDuration: {
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type: [Number, String],
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default: u.gc('refresherDefaultDuration', 100)
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},
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// 自定义下拉刷新结束以后延迟回弹的时间，单位为毫秒，默认为0
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refresherCompleteDelay: {
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type: [Number, String],
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default: u.gc('refresherCompleteDelay', 0)
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},
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// 自定义下拉刷新结束回弹动画时间，单位为毫秒，默认为300毫秒(refresherEndBounceEnabled为false时，refresherCompleteDuration为设定值的1/3)，nvue无效
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refresherCompleteDuration: {
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type: [Number, String],
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default: u.gc('refresherCompleteDuration', 300)
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},
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// 自定义下拉刷新中是否允许列表滚动，默认为是
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refresherRefreshingScrollable: {
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type: Boolean,
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default: u.gc('refresherRefreshingScrollable', true)
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},
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// 自定义下拉刷新结束状态下是否允许列表滚动，默认为否
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refresherCompleteScrollable: {
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type: Boolean,
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default: u.gc('refresherCompleteScrollable', false)
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},
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// 是否使用自定义的下拉刷新，默认为是，即使用z-paging的下拉刷新。设置为false即代表使用uni scroll-view自带的下拉刷新，h5、App、微信小程序以外的平台不支持uni scroll-view自带的下拉刷新
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useCustomRefresher: {
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type: Boolean,
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default: u.gc('useCustomRefresher', true)
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},
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// 自定义下拉刷新下拉帧率，默认为40，过高可能会出现抖动问题
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refresherFps: {
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type: [Number, String],
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default: u.gc('refresherFps', 40)
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},
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// 自定义下拉刷新允许触发的最大下拉角度，默认为40度，当下拉角度小于设定值时，自定义下拉刷新动画不会被触发
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refresherMaxAngle: {
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type: [Number, String],
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default: u.gc('refresherMaxAngle', 40)
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},
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// 自定义下拉刷新的角度由未达到最大角度变到达到最大角度时，是否继续下拉刷新手势，默认为否
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refresherAngleEnableChangeContinued: {
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type: Boolean,
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default: u.gc('refresherAngleEnableChangeContinued', false)
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},
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// 自定义下拉刷新默认状态下的文字
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refresherDefaultText: {
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type: [String, Object],
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default: u.gc('refresherDefaultText', null)
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},
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// 自定义下拉刷新松手立即刷新状态下的文字
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refresherPullingText: {
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type: [String, Object],
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default: u.gc('refresherPullingText', null)
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},
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// 自定义下拉刷新刷新中状态下的文字
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refresherRefreshingText: {
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type: [String, Object],
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default: u.gc('refresherRefreshingText', null)
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},
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// 自定义下拉刷新刷新结束状态下的文字
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refresherCompleteText: {
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type: [String, Object],
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default: u.gc('refresherCompleteText', null)
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},
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// 自定义继续下拉进入二楼文字
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refresherGoF2Text: {
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type: [String, Object],
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default: u.gc('refresherGoF2Text', null)
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},
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// 自定义下拉刷新默认状态下的图片
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refresherDefaultImg: {
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type: String,
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default: u.gc('refresherDefaultImg', null)
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},
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// 自定义下拉刷新松手立即刷新状态下的图片，默认与refresherDefaultImg一致
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refresherPullingImg: {
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type: String,
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default: u.gc('refresherPullingImg', null)
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},
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// 自定义下拉刷新刷新中状态下的图片
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refresherRefreshingImg: {
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type: String,
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default: u.gc('refresherRefreshingImg', null)
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},
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// 自定义下拉刷新刷新结束状态下的图片
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refresherCompleteImg: {
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type: String,
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default: u.gc('refresherCompleteImg', null)
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},
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// 自定义下拉刷新刷新中状态下是否展示旋转动画
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refresherRefreshingAnimated: {
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type: Boolean,
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default: u.gc('refresherRefreshingAnimated', true)
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},
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// 是否开启自定义下拉刷新刷新结束回弹效果，默认为是
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refresherEndBounceEnabled: {
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type: Boolean,
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default: u.gc('refresherEndBounceEnabled', true)
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},
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// 是否开启自定义下拉刷新，默认为是
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refresherEnabled: {
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type: Boolean,
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default: u.gc('refresherEnabled', true)
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},
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// 设置自定义下拉刷新阈值，默认为80rpx
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refresherThreshold: {
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type: [Number, String],
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default: u.gc('refresherThreshold', '80rpx')
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},
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// 设置系统下拉刷新默认样式，支持设置 black，white，none，none 表示不使用默认样式，默认为black
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refresherDefaultStyle: {
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type: String,
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default: u.gc('refresherDefaultStyle', 'black')
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},
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// 设置自定义下拉刷新区域背景
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refresherBackground: {
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type: String,
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default: u.gc('refresherBackground', 'transparent')
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},
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// 设置固定的自定义下拉刷新区域背景
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refresherFixedBackground: {
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type: String,
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default: u.gc('refresherFixedBackground', 'transparent')
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},
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// 设置固定的自定义下拉刷新区域高度，默认为0
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refresherFixedBacHeight: {
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type: [Number, String],
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default: u.gc('refresherFixedBacHeight', 0)
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},
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// 设置自定义下拉刷新下拉超出阈值后继续下拉位移衰减的比例，范围0-1，值越大代表衰减越多。默认为0.65(nvue无效)
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refresherOutRate: {
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type: Number,
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default: u.gc('refresherOutRate', 0.65)
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},
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// 是否开启下拉进入二楼功能，默认为否
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refresherF2Enabled: {
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type: Boolean,
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default: u.gc('refresherF2Enabled', false)
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},
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// 下拉进入二楼阈值，默认为200rpx
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refresherF2Threshold: {
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type: [Number, String],
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default: u.gc('refresherF2Threshold', '200rpx')
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},
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// 下拉进入二楼动画时间，单位为毫秒，默认为200毫秒
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refresherF2Duration: {
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type: [Number, String],
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default: u.gc('refresherF2Duration', 200)
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},
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// 下拉进入二楼状态松手后是否弹出二楼，默认为是
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showRefresherF2: {
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type: Boolean,
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default: u.gc('showRefresherF2', true)
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},
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// 设置自定义下拉刷新下拉时实际下拉位移与用户下拉距离的比值，默认为0.75，即代表若用户下拉10px，则实际位移为7.5px(nvue无效)
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refresherPullRate: {
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type: Number,
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default: u.gc('refresherPullRate', 0.75)
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},
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// 是否显示最后更新时间，默认为否
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showRefresherUpdateTime: {
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type: Boolean,
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default: u.gc('showRefresherUpdateTime', false)
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},
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// 如果需要区别不同页面的最后更新时间，请为不同页面的z-paging的`refresher-update-time-key`设置不同的字符串
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refresherUpdateTimeKey: {
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type: String,
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default: u.gc('refresherUpdateTimeKey', 'default')
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},
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// 下拉刷新时下拉到“松手立即刷新”或“松手进入二楼”状态时是否使手机短振动，默认为否（h5无效）
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refresherVibrate: {
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type: Boolean,
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default: u.gc('refresherVibrate', false)
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},
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// 下拉刷新时是否禁止下拉刷新view跟随用户触摸竖直移动，默认为否。注意此属性只是禁止下拉刷新view移动，其他下拉刷新逻辑依然会正常触发
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refresherNoTransform: {
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type: Boolean,
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default: u.gc('refresherNoTransform', false)
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},
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// 是否开启下拉刷新状态栏占位，适用于隐藏导航栏时，下拉刷新需要避开状态栏高度的情况，默认为否
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useRefresherStatusBarPlaceholder: {
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type: Boolean,
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default: u.gc('useRefresherStatusBarPlaceholder', false)
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},
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},
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data() {
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return {
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R: Enum.Refresher,
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//下拉刷新状态
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refresherStatus: Enum.Refresher.Default,
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refresherTouchstartY: 0,
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lastRefresherTouchmove: null,
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refresherReachMaxAngle: true,
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refresherTransform: 'translateY(0px)',
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refresherTransition: '',
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finalRefresherDefaultStyle: 'black',
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refresherRevealStackCount: 0,
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refresherCompleteTimeout: null,
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refresherCompleteSubTimeout: null,
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refresherEndTimeout: null,
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isTouchmovingTimeout: null,
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refresherTriggered: false,
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isTouchmoving: false,
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isTouchEnded: false,
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isUserPullDown: false,
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privateRefresherEnabled: -1,
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privateShowRefresherWhenReload: false,
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customRefresherHeight: -1,
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showCustomRefresher: false,
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doRefreshAnimateAfter: false,
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isRefresherInComplete: false,
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showF2: false,
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f2Transform: '',
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pullDownTimeStamp: 0,
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moveDis: 0,
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oldMoveDis: 0,
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currentDis: 0,
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oldCurrentMoveDis: 0,
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oldRefresherTouchmoveY: 0,
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oldTouchDirection: '',
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oldEmitedTouchDirection: '',
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oldPullingDistance: -1,
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refresherThresholdUpdateTag: 0
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}
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},
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watch: {
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refresherDefaultStyle: {
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handler(newVal) {
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if (newVal.length) {
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this.finalRefresherDefaultStyle = newVal;
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}
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},
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immediate: true
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},
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refresherStatus(newVal) {
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newVal === Enum.Refresher.Loading && this._cleanRefresherEndTimeout();
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this.refresherVibrate && (newVal === Enum.Refresher.ReleaseToRefresh || newVal === Enum.Refresher.GoF2) && this._doVibrateShort();
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this.$emit('refresherStatusChange', newVal);
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this.$emit('update:refresherStatus', newVal);
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},
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// 监听当前下拉刷新启用/禁用状态
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refresherEnabled(newVal) {
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// 当禁用下拉刷新时，强制收回正在展示的下拉刷新view
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!newVal && this.endRefresh();
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}
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},
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computed: {
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pullDownDisTimeStamp() {
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return 1000 / this.refresherFps;
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},
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refresherThresholdUnitConverted() {
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return u.addUnit(this.refresherThreshold, this.unit);
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},
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finalRefresherEnabled() {
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if (this.useChatRecordMode) return false;
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if (this.privateRefresherEnabled === -1) return this.refresherEnabled;
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return this.privateRefresherEnabled === 1;
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},
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finalRefresherThreshold() {
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let refresherThreshold = this.refresherThresholdUnitConverted;
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let idDefault = false;
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if (refresherThreshold === u.addUnit(80, this.unit)) {
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idDefault = true;
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if (this.showRefresherUpdateTime) {
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refresherThreshold = u.addUnit(120, this.unit);
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}
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}
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if (idDefault && this.customRefresherHeight > 0) return this.customRefresherHeight + this.finalRefresherThresholdPlaceholder;
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return u.convertToPx(refresherThreshold) + this.finalRefresherThresholdPlaceholder;
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},
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finalRefresherF2Threshold() {
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return u.convertToPx(u.addUnit(this.refresherF2Threshold, this.unit));
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},
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finalRefresherThresholdPlaceholder() {
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return this.useRefresherStatusBarPlaceholder ? this.statusBarHeight : 0;
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},
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finalRefresherFixedBacHeight() {
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return u.convertToPx(this.refresherFixedBacHeight);
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},
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finalRefresherThemeStyle() {
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return this.refresherThemeStyle.length ? this.refresherThemeStyle : this.defaultThemeStyle;
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},
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finalRefresherOutRate() {
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let rate = this.refresherOutRate;
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rate = Math.max(0,rate);
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rate = Math.min(1,rate);
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return rate;
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},
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finalRefresherPullRate() {
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let rate = this.refresherPullRate;
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rate = Math.max(0,rate);
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return rate;
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},
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finalRefresherTransform() {
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if (this.refresherNoTransform || this.refresherTransform === 'translateY(0px)') return 'none';
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return this.refresherTransform;
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},
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finalShowRefresherWhenReload() {
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return this.showRefresherWhenReload || this.privateShowRefresherWhenReload;
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},
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finalRefresherTriggered() {
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if (!(this.finalRefresherEnabled && !this.useCustomRefresher)) return false;
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return this.refresherTriggered;
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},
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showRefresher() {
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const showRefresher = this.finalRefresherEnabled || this.useCustomRefresher && !this.useChatRecordMode;
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// #ifndef APP-NVUE
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this.active && this.customRefresherHeight === -1 && showRefresher && this.updateCustomRefresherHeight();
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// #endif
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return showRefresher;
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},
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hasTouchmove() {
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// #ifdef VUE2
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// #ifdef APP-VUE || H5
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if (this.$listeners && !this.$listeners.refresherTouchmove) return false;
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// #endif
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// #ifdef MP-WEIXIN || MP-QQ
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return this.watchRefresherTouchmove;
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// #endif
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return true;
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// #endif
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return this.watchRefresherTouchmove;
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},
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},
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methods: {
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// 终止下拉刷新状态
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endRefresh() {
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this.totalData = this.realTotalData;
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this._refresherEnd();
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this._endSystemLoadingAndRefresh();
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this._handleScrollViewBounce({ bounce: true });
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this.$nextTick(() => {
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this.refresherTriggered = false;
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})
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},
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// 手动更新自定义下拉刷新view高度
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updateCustomRefresherHeight() {
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u.delay(() => this.$nextTick(this._updateCustomRefresherHeight));
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},
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// 关闭二楼
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closeF2() {
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this._handleCloseF2();
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},
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// 自定义下拉刷新被触发
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_onRefresh(fromScrollView = false, isUserPullDown = true) {
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if (fromScrollView && !(this.finalRefresherEnabled && !this.useCustomRefresher)) return;
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this.$emit('onRefresh');
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this.$emit('Refresh');
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// #ifdef APP-NVUE
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if (this.loading) {
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u.delay(this._nRefresherEnd, 500)
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return;
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}
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// #endif
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if (this.loading || this.isRefresherInComplete) return;
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this.loadingType = Enum.LoadingType.Refresher;
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if (this.nShowRefresherReveal) return;
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this.isUserPullDown = isUserPullDown;
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this.isUserReload = !isUserPullDown;
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this._startLoading(true);
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this.refresherTriggered = true;
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if (this.reloadWhenRefresh && isUserPullDown) {
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this.useChatRecordMode ? this._onLoadingMore('click') : this._reload(false, false, isUserPullDown);
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}
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},
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// 自定义下拉刷新被复位
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_onRestore() {
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this.refresherTriggered = 'restore';
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this.$emit('onRestore');
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this.$emit('Restore');
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},
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// #ifndef APP-VUE || MP-WEIXIN || MP-QQ || H5
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// touch开始
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_refresherTouchstart(e) {
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this._handleListTouchstart();
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if (this._touchDisabled()) return;
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this._handleRefresherTouchstart(u.getTouch(e));
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},
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// #endif
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// 进一步处理touch开始结果
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_handleRefresherTouchstart(touch) {
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if (!this.loading && this.isTouchEnded) {
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this.isTouchmoving = false;
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}
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this.loadingType = Enum.LoadingType.Refresher;
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this.isTouchmovingTimeout && clearTimeout(this.isTouchmovingTimeout);
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this.isTouchEnded = false;
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this.refresherTransition = '';
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this.refresherTouchstartY = touch.touchY;
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this.$emit('refresherTouchstart', this.refresherTouchstartY);
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this.lastRefresherTouchmove = touch;
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this._cleanRefresherCompleteTimeout();
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this._cleanRefresherEndTimeout();
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},
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// 非app-vue或微信小程序或QQ小程序或h5平台，使用js控制下拉刷新
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// #ifndef APP-VUE || MP-WEIXIN || MP-QQ || H5
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// touch中
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_refresherTouchmove(e) {
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const currentTimeStamp = u.getTime();
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let touch = null;
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let refresherTouchmoveY = 0;
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if (this.watchTouchDirectionChange) {
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// 检测下拉刷新方向改变
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touch = u.getTouch(e);
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refresherTouchmoveY = touch.touchY;
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const direction = refresherTouchmoveY > this.oldRefresherTouchmoveY ? 'top' : 'bottom';
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// 只有在方向改变的时候才emit相关事件
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if (direction === this.oldTouchDirection && direction !== this.oldEmitedTouchDirection) {
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this._handleTouchDirectionChange({ direction });
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this.oldEmitedTouchDirection = direction;
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}
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this.oldTouchDirection = direction;
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this.oldRefresherTouchmoveY = refresherTouchmoveY;
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}
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// 节流处理，在pullDownDisTimeStamp时间内的下拉刷新中事件不进行处理
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if (this.pullDownTimeStamp && currentTimeStamp - this.pullDownTimeStamp <= this.pullDownDisTimeStamp) return;
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// 如果不允许下拉，则return
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if (this._touchDisabled()) return;
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this.pullDownTimeStamp = Number(currentTimeStamp);
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touch = u.getTouch(e);
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refresherTouchmoveY = touch.touchY;
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// 获取当前touch的y - 初始touch的y，计算它们的差
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let moveDis = refresherTouchmoveY - this.refresherTouchstartY;
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if (moveDis < 0) return;
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// 对下拉刷新的角度进行限制
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if (this.refresherMaxAngle >= 0 && this.refresherMaxAngle <= 90 && this.lastRefresherTouchmove && this.lastRefresherTouchmove.touchY <= refresherTouchmoveY) {
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if (!moveDis && !this.refresherAngleEnableChangeContinued && this.moveDis < 1 && !this.refresherReachMaxAngle) return;
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const x = Math.abs(touch.touchX - this.lastRefresherTouchmove.touchX);
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const y = Math.abs(refresherTouchmoveY - this.lastRefresherTouchmove.touchY);
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const z = Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2));
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if ((x || y) && x > 1) {
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// 获取下拉刷新前后两次位移的角度
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const angle = Math.asin(y / z) / Math.PI * 180;
|
// 如果角度小于配置要求，则return
|
if (angle < this.refresherMaxAngle) {
|
this.lastRefresherTouchmove = touch;
|
this.refresherReachMaxAngle = false;
|
return;
|
}
|
}
|
}
|
// 获取最终的moveDis
|
moveDis = this._getFinalRefresherMoveDis(moveDis);
|
// 处理下拉刷新位移
|
this._handleRefresherTouchmove(moveDis, touch);
|
// 下拉刷新时，禁止页面滚动以防止页面向下滚动和下拉刷新同时作用导致下拉刷新位置偏移超过预期
|
if (!this.disabledBounce) {
|
// #ifndef MP-LARK
|
this._handleScrollViewBounce({ bounce: false });
|
// #endif
|
this.disabledBounce = true;
|
}
|
this._emitTouchmove({ pullingDistance: moveDis, dy: this.moveDis - this.oldMoveDis });
|
},
|
// #endif
|
// 进一步处理touch中结果
|
_handleRefresherTouchmove(moveDis, touch) {
|
this.refresherReachMaxAngle = true;
|
this.isTouchmovingTimeout && clearTimeout(this.isTouchmovingTimeout);
|
this.isTouchmoving = true;
|
this.isTouchEnded = false;
|
// 更新下拉刷新状态
|
// 下拉刷新距离超过阈值
|
if (moveDis >= this.finalRefresherThreshold) {
|
// 如果开启了下拉进入二楼并且下拉刷新距离超过进入二楼阈值，则当前下拉刷新状态为松手进入二楼，否则为松手立即刷新
|
this.refresherStatus = this.refresherF2Enabled && moveDis >= this.finalRefresherF2Threshold ? Enum.Refresher.GoF2 : Enum.Refresher.ReleaseToRefresh;
|
} else {
|
// 下拉刷新距离未超过阈值，显示默认状态
|
this.refresherStatus = Enum.Refresher.Default;
|
}
|
// #ifndef APP-VUE || MP-WEIXIN || MP-QQ || H5
|
// this.scrollEnable = false;
|
// 通过transform控制下拉刷新view垂直偏移
|
this.refresherTransform = `translateY(${moveDis}px)`;
|
this.lastRefresherTouchmove = touch;
|
// #endif
|
this.moveDis = moveDis;
|
},
|
// #ifndef APP-VUE || MP-WEIXIN || MP-QQ || H5
|
// touch结束
|
_refresherTouchend(e) {
|
// 下拉刷新用户手离开屏幕，允许列表滚动
|
this._handleScrollViewBounce({bounce: true});
|
if (this._touchDisabled() || !this.isTouchmoving) return;
|
const touch = u.getTouch(e);
|
let refresherTouchendY = touch.touchY;
|
let moveDis = refresherTouchendY - this.refresherTouchstartY;
|
moveDis = this._getFinalRefresherMoveDis(moveDis);
|
this._handleRefresherTouchend(moveDis);
|
this.disabledBounce = false;
|
},
|
// #endif
|
// 进一步处理touch结束结果
|
_handleRefresherTouchend(moveDis) {
|
// #ifndef APP-PLUS || H5 || MP-WEIXIN
|
if (!this.isTouchmoving) return;
|
// #endif
|
this.isTouchmovingTimeout && clearTimeout(this.isTouchmovingTimeout);
|
this.refresherReachMaxAngle = true;
|
this.isTouchEnded = true;
|
const refresherThreshold = this.finalRefresherThreshold;
|
if (moveDis >= refresherThreshold && (this.refresherStatus === Enum.Refresher.ReleaseToRefresh || this.refresherStatus === Enum.Refresher.GoF2)) {
|
// 如果是松手进入二楼状态，则触发进入二楼
|
if (this.refresherStatus === Enum.Refresher.GoF2) {
|
this._handleGoF2();
|
this._refresherEnd();
|
} else {
|
// 如果是松手立即刷新状态，则触发下拉刷新
|
// #ifndef APP-VUE || MP-WEIXIN || MP-QQ || H5
|
this.refresherTransform = `translateY(${refresherThreshold}px)`;
|
this.refresherTransition = 'transform .1s linear';
|
// #endif
|
u.delay(() => {
|
this._emitTouchmove({ pullingDistance: refresherThreshold, dy: this.moveDis - refresherThreshold });
|
}, 0.1);
|
this.moveDis = refresherThreshold;
|
this.refresherStatus = Enum.Refresher.Loading;
|
this._doRefresherLoad();
|
}
|
} else {
|
this._refresherEnd();
|
this.isTouchmovingTimeout = u.delay(() => {
|
this.isTouchmoving = false;
|
}, this.refresherDefaultDuration);
|
}
|
this.scrollEnable = true;
|
this.$emit('refresherTouchend', moveDis);
|
},
|
// 处理列表触摸开始事件
|
_handleListTouchstart() {
|
if (this.useChatRecordMode && this.autoHideKeyboardWhenChat) {
|
uni.hideKeyboard();
|
this.$emit('hidedKeyboard');
|
}
|
},
|
// 处理scroll-view bounce是否生效
|
_handleScrollViewBounce({ bounce }) {
|
if (!this.usePageScroll && !this.scrollToTopBounceEnabled) {
|
if (this.wxsScrollTop <= 5) {
|
// #ifdef APP-VUE || MP-WEIXIN || MP-QQ || H5
|
this.refresherTransition = '';
|
// #endif
|
this.scrollEnable = bounce;
|
} else if (bounce) {
|
this.scrollEnable = bounce;
|
}
|
}
|
},
|
// wxs正在下拉状态改变处理
|
_handleWxsPullingDownStatusChange(onPullingDown) {
|
this.wxsOnPullingDown = onPullingDown;
|
if (onPullingDown && !this.useChatRecordMode) {
|
this.renderPropScrollTop = 0;
|
}
|
},
|
// wxs正在下拉处理
|
_handleWxsPullingDown({ moveDis, diffDis }){
|
this._emitTouchmove({ pullingDistance: moveDis,dy: diffDis });
|
},
|
// wxs触摸方向改变
|
_handleTouchDirectionChange({ direction }) {
|
this.$emit('touchDirectionChange',direction);
|
},
|
// wxs通知更新其props
|
_handlePropUpdate(){
|
this.wxsPropType = u.getTime().toString();
|
},
|
// 下拉刷新结束
|
_refresherEnd(shouldEndLoadingDelay = true, fromAddData = false, isUserPullDown = false, setLoading = true) {
|
if (this.loadingType === Enum.LoadingType.Refresher) {
|
// 计算当前下拉刷新结束需要延迟的时间
|
const refresherCompleteDelay = (fromAddData && (isUserPullDown || this.showRefresherWhenReload)) ? this.refresherCompleteDelay : 0;
|
// 如果延迟时间大于0，则展示刷新结束状态，否则直接展示默认状态
|
const refresherStatus = refresherCompleteDelay > 0 ? Enum.Refresher.Complete : Enum.Refresher.Default;
|
if (this.finalShowRefresherWhenReload) {
|
const stackCount = this.refresherRevealStackCount;
|
this.refresherRevealStackCount --;
|
if (stackCount > 1) return;
|
}
|
this._cleanRefresherEndTimeout();
|
this.refresherEndTimeout = u.delay(() => {
|
// 更新下拉刷新状态
|
this.refresherStatus = refresherStatus;
|
// 如果当前下拉刷新状态不是刷新结束，则认为其不在刷新结束状态
|
if (refresherStatus !== Enum.Refresher.Complete) {
|
this.isRefresherInComplete = false;
|
}
|
}, this.refresherStatus !== Enum.Refresher.Default && refresherStatus === Enum.Refresher.Default ? this.refresherCompleteDuration : 0);
|
|
// #ifndef APP-NVUE
|
if (refresherCompleteDelay > 0) {
|
this.isRefresherInComplete = true;
|
}
|
// #endif
|
this._cleanRefresherCompleteTimeout();
|
this.refresherCompleteTimeout = u.delay(() => {
|
let animateDuration = 1;
|
const animateType = this.refresherEndBounceEnabled && fromAddData ? 'cubic-bezier(0.19,1.64,0.42,0.72)' : 'linear';
|
if (fromAddData) {
|
animateDuration = this.refresherEndBounceEnabled ? this.refresherCompleteDuration / 1000 : this.refresherCompleteDuration / 3000;
|
}
|
this.refresherTransition = `transform ${fromAddData ? animateDuration : this.refresherDefaultDuration / 1000}s ${animateType}`;
|
// #ifndef APP-VUE || MP-WEIXIN || MP-QQ || H5
|
this.refresherTransform = 'translateY(0px)';
|
this.currentDis = 0;
|
// #endif
|
// #ifdef APP-VUE || MP-WEIXIN || MP-QQ || H5
|
this.wxsPropType = this.refresherTransition + 'end' + u.getTime();
|
// #endif
|
// #ifdef APP-NVUE
|
this._nRefresherEnd();
|
// #endif
|
this.moveDis = 0;
|
// #ifndef APP-NVUE
|
if (refresherStatus === Enum.Refresher.Complete) {
|
if (this.refresherCompleteSubTimeout) {
|
clearTimeout(this.refresherCompleteSubTimeout);
|
this.refresherCompleteSubTimeout = null;
|
}
|
this.refresherCompleteSubTimeout = u.delay(() => {
|
this.$nextTick(() => {
|
this.refresherStatus = Enum.Refresher.Default;
|
this.isRefresherInComplete = false;
|
})
|
}, animateDuration * 800);
|
}
|
// #endif
|
this._emitTouchmove({ pullingDistance: 0, dy: this.moveDis });
|
}, refresherCompleteDelay);
|
}
|
if (setLoading) {
|
u.delay(() => this.loading = false, shouldEndLoadingDelay ? 10 : 0);
|
isUserPullDown && this._onRestore();
|
}
|
},
|
// 处理进入二楼
|
_handleGoF2() {
|
if (this.showF2 || !this.refresherF2Enabled) return;
|
this.$emit('refresherF2Change', 'go');
|
|
if (!this.showRefresherF2) return;
|
// #ifndef APP-NVUE
|
this.f2Transform = `translateY(${-this.superContentHeight}px)`;
|
this.showF2 = true;
|
u.delay(() => {
|
this.f2Transform = 'translateY(0px)';
|
}, 100, 'f2ShowDelay')
|
// #endif
|
|
// #ifdef APP-NVUE
|
this.showF2 = true;
|
this.$nextTick(() => {
|
weexAnimation.transition(this.$refs['zp-n-f2'], {
|
styles: { transform: `translateY(${-this.superContentHeight}px)` },
|
duration: 0,
|
timingFunction: 'linear',
|
needLayout: true,
|
delay: 0
|
})
|
this.nF2Opacity = 1;
|
})
|
u.delay(() => {
|
weexAnimation.transition(this.$refs['zp-n-f2'], {
|
styles: { transform: 'translateY(0px)' },
|
duration: this.refresherF2Duration,
|
timingFunction: 'linear',
|
needLayout: true,
|
delay: 0
|
})
|
}, 10, 'f2GoDelay')
|
// #endif
|
},
|
// 处理退出二楼
|
_handleCloseF2() {
|
if (!this.showF2 || !this.refresherF2Enabled) return;
|
this.$emit('refresherF2Change', 'close');
|
|
if (!this.showRefresherF2) return;
|
// #ifndef APP-NVUE
|
this.f2Transform = `translateY(${-this.superContentHeight}px)`;
|
// #endif
|
|
// #ifdef APP-NVUE
|
weexAnimation.transition(this.$refs['zp-n-f2'], {
|
styles: { transform: `translateY(${-this.superContentHeight}px)` },
|
duration: this.refresherF2Duration,
|
timingFunction: 'linear',
|
needLayout: true,
|
delay: 0
|
})
|
// #endif
|
|
u.delay(() => {
|
this.showF2 = false;
|
this.nF2Opacity = 0;
|
}, this.refresherF2Duration, 'f2CloseDelay')
|
},
|
// 模拟用户手动触发下拉刷新
|
_doRefresherRefreshAnimate() {
|
this._cleanRefresherCompleteTimeout();
|
// 用户处理用户在短时间内多次调用reload的情况，此时下拉刷新view不需要重复显示，只需要保证最后一次reload对应的请求结束后收回下拉刷新view即可
|
// #ifndef APP-NVUE
|
const doRefreshAnimateAfter = !this.doRefreshAnimateAfter && (this.finalShowRefresherWhenReload) && this
|
.customRefresherHeight === -1 && this.refresherThreshold === u.addUnit(80, this.unit);
|
if (doRefreshAnimateAfter) {
|
this.doRefreshAnimateAfter = true;
|
return;
|
}
|
// #endif
|
this.refresherRevealStackCount ++;
|
// #ifndef APP-VUE || MP-WEIXIN || MP-QQ || H5
|
this.refresherTransform = `translateY(${this.finalRefresherThreshold}px)`;
|
// #endif
|
// #ifdef APP-VUE || MP-WEIXIN || MP-QQ || H5
|
this.wxsPropType = 'begin' + u.getTime();
|
// #endif
|
this.moveDis = this.finalRefresherThreshold;
|
this.refresherStatus = Enum.Refresher.Loading;
|
this.isTouchmoving = true;
|
this.isTouchmovingTimeout && clearTimeout(this.isTouchmovingTimeout);
|
this._doRefresherLoad(false);
|
},
|
// 触发下拉刷新
|
_doRefresherLoad(isUserPullDown = true) {
|
this._onRefresh(false, isUserPullDown);
|
this.loading = true;
|
},
|
// #ifndef APP-VUE || MP-WEIXIN || MP-QQ || H5
|
// 获取处理后的moveDis
|
_getFinalRefresherMoveDis(moveDis) {
|
let diffDis = moveDis - this.oldCurrentMoveDis;
|
this.oldCurrentMoveDis = moveDis;
|
if (diffDis > 0) {
|
// 根据配置的下拉刷新用户手势位移与实际需要的位移比率计算最终的diffDis
|
diffDis = diffDis * this.finalRefresherPullRate;
|
if (this.currentDis > this.finalRefresherThreshold) {
|
diffDis = diffDis * (1 - this.finalRefresherOutRate);
|
}
|
}
|
// 控制diffDis过大的情况，比如进入页面突然猛然下拉，此时diffDis不应进行太大的偏移
|
diffDis = diffDis > 100 ? diffDis / 100 : diffDis;
|
this.currentDis += diffDis;
|
this.currentDis = Math.max(0, this.currentDis);
|
return this.currentDis;
|
},
|
// 判断touch手势是否要触发
|
_touchDisabled() {
|
const checkOldScrollTop = this.oldScrollTop > 5;
|
return this.loading || this.isRefresherInComplete || this.useChatRecordMode || !this.refresherEnabled || !this.useCustomRefresher ||(this.usePageScroll && this.useCustomRefresher && this.pageScrollTop > 10) || (!(this.usePageScroll && this.useCustomRefresher) && checkOldScrollTop);
|
},
|
// #endif
|
// 更新自定义下拉刷新view高度
|
_updateCustomRefresherHeight() {
|
this._getNodeClientRect('.zp-custom-refresher-slot-view').then((res) => {
|
this.customRefresherHeight = res ? res[0].height : 0;
|
this.showCustomRefresher = this.customRefresherHeight > 0;
|
if (this.doRefreshAnimateAfter) {
|
this.doRefreshAnimateAfter = false;
|
this._doRefresherRefreshAnimate();
|
}
|
});
|
},
|
// emit pullingDown事件
|
_emitTouchmove(e) {
|
// #ifndef APP-NVUE
|
e.viewHeight = this.finalRefresherThreshold;
|
// #endif
|
e.rate = e.viewHeight > 0 ? e.pullingDistance / e.viewHeight : 0;
|
this.hasTouchmove && this.oldPullingDistance !== e.pullingDistance && this.$emit('refresherTouchmove', e);
|
this.oldPullingDistance = e.pullingDistance;
|
},
|
// 清除refresherCompleteTimeout
|
_cleanRefresherCompleteTimeout() {
|
this.refresherCompleteTimeout = this._cleanTimeout(this.refresherCompleteTimeout);
|
// #ifdef APP-NVUE
|
this._nRefresherEnd(false);
|
// #endif
|
},
|
// 清除refresherEndTimeout
|
_cleanRefresherEndTimeout() {
|
this.refresherEndTimeout = this._cleanTimeout(this.refresherEndTimeout);
|
},
|
}
|
}
|
